CN104206216A - Integrated method for producing organic selenium enriched rice - Google Patents
Integrated method for producing organic selenium enriched rice Download PDFInfo
- Publication number
- CN104206216A CN104206216A CN201410367836.5A CN201410367836A CN104206216A CN 104206216 A CN104206216 A CN 104206216A CN 201410367836 A CN201410367836 A CN 201410367836A CN 104206216 A CN104206216 A CN 104206216A
- Authority
- CN
- China
- Prior art keywords
- rice
- water
- field
- kilograms
- selenium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides an integrated method for producing organic selenium enriched rice. The integrated method is characterized by specifically comprising the following steps: selecting seeds; preparing a rice field; accurately sowing seeds; managing a land for growing field crops; and harvesting, transporting, storing and treating by-products. The production of the organic selenium enriched rice is finished through the steps. The integrated method has the beneficial effects that the content of selenium in the rice can be quantitatively controlled and the requirements of different consumer groups are met. The content of the selenium in the rice can determined to a certain specific value of 0.04-0.3mg/kg in national standards through adjusting the unit use amount of a selenium enriched slow release fertilizer according to the content of the selenium in soil, so that the selenium enriched rice with different selenium contents is developed, the requirements on different selenium supplementing amounts of special consumer groups, such as women, children, old people or patients are met, and the quantification and functionalization of selenium supplementation are realized.
Description
Technical field:
The present invention relates to organic selenium-rich eating rice production integrated approach, belong to agricultural high-tech field.
Background technology:
Selenium (Se) is one of trace element of needed by human.According to statistics, the whole world has more than 40 countries and regions to lack selenium, and China has the territory of 2/3 to be internationally recognized scarce selenium, relates to 22 provinces (city, district), wherein the area such as Soviet Union, Zhejiang, Anhui is serious Que Xi district, the long-term wretched insufficiency of the whole nation about 700,000,000 people's selenium intake.China per capita selenium intake is only 36 micro-grams/day, be starkly lower than Chinese Soclety of Nutrition and World Health Organization's minimum recommended value microgram every day 50 and 60 micrograms, less than Japan, the U.S. 1/3, if nutritionist in wood appeal " whole people will be done a good job of it mend selenium work as grabbing and enriching the iodine ".Research proves, the Keshan disease of the mankind, Kaschin-Beck disease are that scarce selenium causes, and the diseases such as cardiovascular, liver, tumour are also closely related with scarce selenium.Selenium have cancer-resisting, anti-oxidant, anti-aging, improve the characteristic such as immunity, be described as " kindling material of life ", " anticancer king ", " the rubbish street cleaner of human body ", " patron saint of heart ", " natural antipoison ", " mankind keep the first young element " etc.Selenium element can not directly absorb by human body, only have to be utilized by plant absorption or herbivore eat rich selenium herbage after be converted into selenoprotein, could be absorbed by the mankind.Exploitation organic selenium-rich rice is one of mankind's main path mending selenium.
Abroad, the exploitation of organic selenium-rich rice and the innovation of selenium biological nutrition reinforcement technique are the industrial fields that developed country pays close attention to always, and some developed countries such as the such as U.S., Finland etc. promote the application of selemium nutrition agent by government legislation.Finland, New Zealand, Australia etc. successfully apply fertile containing selenizing in Se-enriched feedstuff, carry out benefit selenium to crop, beverage, herbage, poultry etc.The selenium intake of Finland resident diet brings up to 92 micro-grams/day by 39 micro-grams/day.
At home, selenium health industry is appear at market with the form of medicine at first, substantially orientate now the one trace element of integration of drinking and medicinal herbs as, progressively formed with the health products of the rich selenium Kang Wei representative of Beijing University, the court of a feudal ruler extends agricultural, livestock breeding, grocery trade further simultaneously.The research of agricultural, livestock breeding, from the nineties, made some progress by about 2005.Development in recent years speed is obviously accelerated, Se-rich rice pushed up by enshi, Fengcheng, the purple natural earth such as footpath between fields, Zhongxin of Kaiyang, Guizhou in Shaanxi, the artificial Se-rich rice such as Heilungkiang, Jilin, Harbin, Jiangsu, Nanjing has developed many Se-rich farm products all, and market reaction is good.Also do not form industry cluster due to current most of Se-rich farm products production and processing or complete set technology is immature or do not formulate provincial standard, product exist to some extent Se content exceed standard phenomenon not up to standard or inorganic selenium content low.Therefore, by safety, controlled organic selenium-rich technical development middle and high end organic selenium-rich rice, there is the very wide market space.
Summary of the invention:
Technical problem to be solved by this invention is the defect overcoming prior art, provides a kind of black glutinous rice powder producing method.
Technical problem to be solved by this invention realizes by the following technical solutions.
Organic selenium-rich eating rice production integrated approach, is characterized in that: specifically comprise the following steps:
1, seed is selected
Select the breeding of the high yield of applicable local environmental conditions, high-quality, strong stress resistance.
2, field prepares
(1) plough.Sowing first about 10 days to carry out, for controlling the impact on quality of rice and output of weeds and self-sown rice, taking to turn over, method that rotary tillage, subsoiling combine, namely turn over 1 year, pine revolves 2 years.
(2) soaked field, flat field.Upper thin skin bubble field, after field soil is softening, the flat field of rake harrow-like implement for pulverizing soil, make it height only very little, very little water does not reveal mud.
(3) ditch.After field leveling, hold high yield ditch successfully every 2.5-3.0 meters and field surrounding, then drain face, railway carriage or compartment water and wait to broadcast.
3, Precise sowing
(1) date of seeding.Mid or late May is sowed, and is no more than June 15 at the latest.
(2) amount of broadcasting.Kind need be done in every mu of land for growing field crops: indica Hybrid Rice 1.5-2.0 kilograms, hybridization round-grained rice 2.5-3.0 kilograms, conventional japonica rice 4-5 kilograms.
(3) seed treatment.Need solarization 1-2 sun before seed-soaking, then use P applied levels 4000-5000 times of immersions 8-12 hours of 25%, then clear bubbly water 2-3 days.
(4) vernalization.The seed suctioning water is drained, puts broken chest in the high temperature of about 35 DEG C, be down to about 25 DEG C vernalization afterwards, when long half grain of bud, root length 1 grain, namely spread the bud that dries in the air in indoor out and wait to broadcast for 6 hours.
(5) evenly to broadcast.Accomplish that band title is gone to the field sowing time, point railway carriage or compartment is quantitative, and light seeding is even to be broadcast, paddy of collapsing after broadcasting, and is buried in seed three face.
4, field management
(1) balance fertilizing
Fertilizer amount.Every mu needs purity nitrogen 18-20 kilograms, phosphorus pentoxide 5.5-6.0 kilograms, potassium oxide 12.5-14.0 kilograms, nano selenium fertilizer 5 kilograms, according to tracing detection result, carries out benefit in good time and executes.
Fertilizing time and method.1. base manure: should take whole layer placement of fertilizer method, under namely fertilizer is executed before rice field is ploughed, afterwards by the nitrogenous fertilizer of total amount 50%, the phosphate fertilizer of 100%, the potash fertilizer of 70-80%, under executing before rake harrow-like implement for pulverizing soil.2. wean fertilizer: execute down in rice shoot 2 leaf 1 heart stage, and every mu of consumption is 10% of nitrogenous fertilizer total amount; 5 kilograms of rich selenium slow-release fertilizers.3. strong fetilizer for tillering: impose in the rice shoot 4 leaf phase, every mu of consumption is 20% of nitrogenous fertilizer total amount.4. ear manuer: 3 leaf phases imposed after jointing, were specially according to before heading 25, every mu of consumption is 15% and 20-30% remaining potash fertilizer of nitrogenous fertilizer total amount.
(2) science Guan Shui
Aerobic seedling.To 2 leaf 1 heart stages after broadcasting, due to rice shoot, aerenchyma does not also perfect, and should keep having in ditch water, face, railway carriage or compartment moistening.Like this, rice shoot is lack of water neither, again not anoxic, thus is conducive to root, bud harmonic growth, makes it the thick root of root and strengthens, prick under root system.Period, as storm, should be gone up water in time and protect bud, and rain parks face, dry railway carriage or compartment water.
Shallow water urgees tiller.After 2 leaf 1 hearts, in conjunction with the filling shallow water that topdresses, after this, along with rice shoot grows tall, keep 3-5 centimetres of water layers, to promote early growth and quick tiller of tillering.
Advanced roasting field.When mu stem tiller seedling reaches 200,000, namely during expection spike number about 80%, should carry out gradation in time and bake field, until bake Tanaka not fall into pin, little splitting is opened on limit, field.
Moistening booting.To earing first 15 days after the rehydration of roasting field, adhere to intermittent irrigation, namely, water is continuous, and rear water does not enter, 1-2 days, central interval.
Water is had to ear.Ear first 15 days to blooming stage, keep field to have 4-5 centimetres of water layers, in order to clever flower development and flowering pollination.
Dryly to wet always.Grouting, to ripening period, should take dry wet method to pour water, after water is done namely, stop 2-3 days, then water after filling with, like this, foster Gen Baoye can not only be reached, work is ripe in old object, but also leaf length and basal part of stem length of internode can be shortened, strengthen plant capacity for the resistance to lodging.
(3) disease pest and weed control
Controlling object.1. management of weeds.GPRS except little, except principle, maintain strict control over three passes: be the first pass before broadcasting, can, in conjunction with whole field, accomplish to lure grass with water, with mud pressure grass.As weed seed and the more field of shattering rice, behind the soaked field that discharges water, after weeds and shattering rice all germinate and all sprout, mu 10% glyphosate 700-800 milliliters or 40% agriculture reach 150-200 milliliters, and spray 40 kilograms, water, medication was sowed after 2-3 days.Be the second pass before broadcasting rear bud, period mu sweep special 75 milliliters or 40% live clean 50 grams of fluorine with 30%, to 40 kilograms, water, under the wetness conditions of face, railway carriage or compartment, fog seal.Rice shoot 4-5 leaf phase is the 3rd pass, when weeds about have 2-3 leaf, can spray 1-2 kinds of broad spectrum weeding agent, and the benzyl dichloride as 36%, 96% molinate, 10% pyrazosulfuron, 2.5% rice outstanding person etc., having under regimen condition, mending kill water spray.Finally, the method manually pulled out can be taked, thoroughly eradicate remaining weeds, assorted rice.
2. controlling disease.Rice blast: when there is worry group in leaf pest in early days, medication 1-2 times; When fringe pest occur, in cut control in first 5 days once, prevent and treat again once during neat fringe.Medicament, according to GB/T15790 regulation, can select tricyclazole 20-25 grams or Isoprothiolane 28-40 grams for every mu, to the spraying of 40 kilograms, water.Banded sclerotial blight: contain the phase at rice tillering, when sick clump rate reaches 15%, booting stage, sick clump rate reached more than 20%, according to GB/T15791 regulation, mu 20% jinggangmeisu 50-60 grams to be sprayed control 1-2 times to 50 kilograms, water.False smut: this disease is a kind of climacteric disease, generally should prevent and treat twice is once first 7 days of cut, when being once cut, can select 20% jinggangmeisu 50 grams at every turn, to 40 kilograms, water, spray fringe portion.Stripe virus disease: prevent curing the essential measure that small brown rice planthopper is this disease of control.Method: one is at wheat heading stage, mu Imidacloprid active ingredient 3 grams, to 40-50 kilograms, water, sprays to the weeds on wheat paddock and surrounding ridge thereof; Two is respectively in rice shoot 3-4 leaf phase and 6-7 leaf phases, respectively sprays once with the Imidacloprid of above-mentioned consumption; Three be when land for growing field crops because of two generation small brown rice planthopper cause harm there is diseased plant time, mu adds Imidacloprid with chlopyrifos and adds Junkeduke again and carry out mixed spray, spreads further, and promote plant restoration ecosystem as early as possible to control virus.
3. pest control.Striped rice borer: in tillering stage, when field pieces of an egg reach 150 pieces, mu Su Yun bacillus 250-300 grams adds Cupric sulfate 50 grams, to 40 kilograms, water, prevents and treats withered sheath; Before and after cut, when field pieces of an egg reach 100 pieces, mu Hostathion 50 grams adds Cupric sulfate 70 grams, to 40 kilograms, water, and control dead ears.Paddy stem borer: according to sick insect pest situation report, when field pieces of an egg reach 50 pieces, medication prevents and treats.Medicament and the same striped rice borer of using method.Rice leaf roller: tillering stage hundred clumps of larvas 100, booting stage hundred clumps of larvas 40-60, mu Cupric sulfate 50 grams adds 48% chlopyrifos 50 milliliters, to the spraying of 50 kilograms, water.Brown back rice plant hopper: when hundred clumps of worm amount late tillering states 1000, fringe phase 1500, mu 10% Buprofezin 70 grams adds 25 grams, chlorophos, to the spraying of 50 kilograms, water.
5, gather in the crops, transport, preserve and byproduct for treatment
(1) gather in the crops.Carry out nuisanceless organic selenium-rich paddy and common paddy to divide and receive, point to shine, forbid highway and bituminous paving and dust pollution local threshing, ted.
(2) transport.Means of transport should clean, dry, and have rain-proof equipment, forbid with poisonous, be harmful to, the article of the peculiar smell that is corrosive, has are mixed transports.
(3) preserve.Preserve in the place of lucifuge, clean, normal temperature, ventilation, drying, moistureproof facility of causing harm without the insect pest of mouse sparrow, have.Forbid with poisonous, be harmful to, be corrosive, easily article that are mouldy, the peculiar smell that becomes damp, has are mixed deposits.
(4) byproduct for treatment.Nuisanceless organic selenium-rich paddy rice by product comprises stalk, ridge chaff, rice spermoderm etc., should carry out comprehensive exploitation, Appropriate application.Advocate straw-returning, forbid to burn or carelessly stack, abandon and contaminated environment.
Beneficial effect of the present invention is:
One is that in rice, Se content can realize fixing quantity, meets different consumer group's demand.This achievement can according to Selenium in Soils content, by adjusting rich selenium slow-release fertilizer mu consumption, make a certain occurrence that Se content in rice is determined between national standard 0.04 ~ 0.3mg/kg, develop the selenium-enriched rice that rich selenium amount is different, meet special consumer group's bodies such as women, children, old man or patient mend selenium amount demand to difference, realize quantification and the functionalization of mending selenium.
Two is that in rice, selenium element belongs to nature enrichment, nutrient safe.This achievement by enriching rich selenium slow-release fertilizer in soil, utilizes rice root to absorb, through photosynthesis, inorganic selenium is changed into the Organic Selenium be easily immediately used by the body, and ensures its safety and functional.
Three is that organic selenium-rich eating rice production can realize standardization, is convenient to formation scale.This achievement is attached most importance to Se content total in rice and Se form two principal elements, in conjunction with local non-pollution rice production technology, has worked out organic selenium-rich rice technical regulation, has been convenient to large scale application, is also conducive to ensureing constant product quality.
Four is that technical operation is easy, and cost is lower.The rich selenium slow-release fertilizer that this achievement system is ground is graininess, with existing Agricultural Fertilizer Homogeneous phase mixing and can use simultaneously, the active ingredient of 90% be retained in plow layer for up to 6 months, higher than international like product nearly ten times, single fertilization (5 ~ 10 kgs/acre) just can ensure the selenium supply needed for the season of growth of crop, reduces human cost.
Embodiment:
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Organic selenium-rich eating rice production integrated approach, is characterized in that: specifically comprise the following steps:
1, seed is selected
Select the breeding of the high yield of applicable local environmental conditions, high-quality, strong stress resistance.
2, field prepares
(1) plough.Sowing first about 10 days to carry out, for controlling the impact on quality of rice and output of weeds and self-sown rice, taking to turn over, method that rotary tillage, subsoiling combine, namely turn over 1 year, pine revolves 2 years.
(2) soaked field, flat field.Upper thin skin bubble field, after field soil is softening, the flat field of rake harrow-like implement for pulverizing soil, make it height only very little, very little water does not reveal mud.
(3) ditch.After field leveling, hold high yield ditch successfully every 2.5-3.0 meters and field surrounding, then drain face, railway carriage or compartment water and wait to broadcast.
3, Precise sowing
(1) date of seeding.Mid or late May is sowed, and is no more than June 15 at the latest.
(2) amount of broadcasting.Kind need be done in every mu of land for growing field crops: indica Hybrid Rice 1.5-2.0 kilograms, hybridization round-grained rice 2.5-3.0 kilograms, conventional japonica rice 4-5 kilograms.
(3) seed treatment.Need solarization 1-2 sun before seed-soaking, then use P applied levels 4000-5000 times of immersions 8-12 hours of 25%, then clear bubbly water 2-3 days.
(4) vernalization.The seed suctioning water is drained, puts broken chest in the high temperature of about 35 DEG C, be down to about 25 DEG C vernalization afterwards, when long half grain of bud, root length 1 grain, namely spread the bud that dries in the air in indoor out and wait to broadcast for 6 hours.
(5) evenly to broadcast.Accomplish that band title is gone to the field sowing time, point railway carriage or compartment is quantitative, and light seeding is even to be broadcast, paddy of collapsing after broadcasting, and is buried in seed three face.
4, field management
(1) balance fertilizing
Fertilizer amount.Every mu needs purity nitrogen 18-20 kilograms, phosphorus pentoxide 5.5-6.0 kilograms, potassium oxide 12.5-14.0 kilograms, nano selenium fertilizer 5 kilograms, according to tracing detection result, carries out benefit in good time and executes.
Fertilizing time and method.1. base manure: should take whole layer placement of fertilizer method, under namely fertilizer is executed before rice field is ploughed, afterwards by the nitrogenous fertilizer of total amount 50%, the phosphate fertilizer of 100%, the potash fertilizer of 70-80%, under executing before rake harrow-like implement for pulverizing soil.2. wean fertilizer: execute down in rice shoot 2 leaf 1 heart stage, and every mu of consumption is 10% of nitrogenous fertilizer total amount; 5 kilograms of rich selenium slow-release fertilizers.3. strong fetilizer for tillering: impose in the rice shoot 4 leaf phase, every mu of consumption is 20% of nitrogenous fertilizer total amount.4. ear manuer: 3 leaf phases imposed after jointing, were specially according to before heading 25, every mu of consumption is 15% and 20-30% remaining potash fertilizer of nitrogenous fertilizer total amount.
(2) science Guan Shui
Aerobic seedling.To 2 leaf 1 heart stages after broadcasting, due to rice shoot, aerenchyma does not also perfect, and should keep having in ditch water, face, railway carriage or compartment moistening.Like this, rice shoot is lack of water neither, again not anoxic, thus is conducive to root, bud harmonic growth, makes it the thick root of root and strengthens, prick under root system.Period, as storm, should be gone up water in time and protect bud, and rain parks face, dry railway carriage or compartment water.
Shallow water urgees tiller.After 2 leaf 1 hearts, in conjunction with the filling shallow water that topdresses, after this, along with rice shoot grows tall, keep 3-5 centimetres of water layers, to promote early growth and quick tiller of tillering.
Advanced roasting field.When mu stem tiller seedling reaches 200,000, namely during expection spike number about 80%, should carry out gradation in time and bake field, until bake Tanaka not fall into pin, little splitting is opened on limit, field.
Moistening booting.To earing first 15 days after the rehydration of roasting field, adhere to intermittent irrigation, namely, water is continuous, and rear water does not enter, 1-2 days, central interval.
Water is had to ear.Ear first 15 days to blooming stage, keep field to have 4-5 centimetres of water layers, in order to clever flower development and flowering pollination.
Dryly to wet always.Grouting, to ripening period, should take dry wet method to pour water, after water is done namely, stop 2-3 days, then water after filling with, like this, foster Gen Baoye can not only be reached, work is ripe in old object, but also leaf length and basal part of stem length of internode can be shortened, strengthen plant capacity for the resistance to lodging.
(3) disease pest and weed control
Controlling object.1. management of weeds.GPRS except little, except principle, maintain strict control over three passes: be the first pass before broadcasting, can, in conjunction with whole field, accomplish to lure grass with water, with mud pressure grass.As weed seed and the more field of shattering rice, behind the soaked field that discharges water, after weeds and shattering rice all germinate and all sprout, mu 10% glyphosate 700-800 milliliters or 40% agriculture reach 150-200 milliliters, and spray 40 kilograms, water, medication was sowed after 2-3 days.Be the second pass before broadcasting rear bud, period mu sweep special 75 milliliters or 40% live clean 50 grams of fluorine with 30%, to 40 kilograms, water, under the wetness conditions of face, railway carriage or compartment, fog seal.Rice shoot 4-5 leaf phase is the 3rd pass, when weeds about have 2-3 leaf, can spray 1-2 kinds of broad spectrum weeding agent, and the benzyl dichloride as 36%, 96% molinate, 10% pyrazosulfuron, 2.5% rice outstanding person etc., having under regimen condition, mending kill water spray.Finally, the method manually pulled out can be taked, thoroughly eradicate remaining weeds, assorted rice.
2. controlling disease.Rice blast: when there is worry group in leaf pest in early days, medication 1-2 times; When fringe pest occur, in cut control in first 5 days once, prevent and treat again once during neat fringe.Medicament, according to GB/T15790 regulation, can select tricyclazole 20-25 grams or Isoprothiolane 28-40 grams for every mu, to the spraying of 40 kilograms, water.Banded sclerotial blight: contain the phase at rice tillering, when sick clump rate reaches 15%, booting stage, sick clump rate reached more than 20%, according to GB/T15791 regulation, mu 20% jinggangmeisu 50-60 grams to be sprayed control 1-2 times to 50 kilograms, water.False smut: this disease is a kind of climacteric disease, generally should prevent and treat twice is once first 7 days of cut, when being once cut, can select 20% jinggangmeisu 50 grams at every turn, to 40 kilograms, water, spray fringe portion.Stripe virus disease: prevent curing the essential measure that small brown rice planthopper is this disease of control.Method: one is at wheat heading stage, mu Imidacloprid active ingredient 3 grams, to 40-50 kilograms, water, sprays to the weeds on wheat paddock and surrounding ridge thereof; Two is respectively in rice shoot 3-4 leaf phase and 6-7 leaf phases, respectively sprays once with the Imidacloprid of above-mentioned consumption; Three be when land for growing field crops because of two generation small brown rice planthopper cause harm there is diseased plant time, mu adds Imidacloprid with chlopyrifos and adds Junkeduke again and carry out mixed spray, spreads further, and promote plant restoration ecosystem as early as possible to control virus.
3. pest control.Striped rice borer: in tillering stage, when field pieces of an egg reach 150 pieces, mu Su Yun bacillus 250-300 grams adds Cupric sulfate 50 grams, to 40 kilograms, water, prevents and treats withered sheath; Before and after cut, when field pieces of an egg reach 100 pieces, mu Hostathion 50 grams adds Cupric sulfate 70 grams, to 40 kilograms, water, and control dead ears.Paddy stem borer: according to sick insect pest situation report, when field pieces of an egg reach 50 pieces, medication prevents and treats.Medicament and the same striped rice borer of using method.Rice leaf roller: tillering stage hundred clumps of larvas 100, booting stage hundred clumps of larvas 40-60, mu Cupric sulfate 50 grams adds 48% chlopyrifos 50 milliliters, to the spraying of 50 kilograms, water.Brown back rice plant hopper: when hundred clumps of worm amount late tillering states 1000, fringe phase 1500, mu 10% Buprofezin 70 grams adds 25 grams, chlorophos, to the spraying of 50 kilograms, water.
5, gather in the crops, transport, preserve and byproduct for treatment
(1) gather in the crops.Carry out nuisanceless organic selenium-rich paddy and common paddy to divide and receive, point to shine, forbid highway and bituminous paving and dust pollution local threshing, ted.
(2) transport.Means of transport should clean, dry, and have rain-proof equipment, forbid with poisonous, be harmful to, the article of the peculiar smell that is corrosive, has are mixed transports.
(3) preserve.Preserve in the place of lucifuge, clean, normal temperature, ventilation, drying, moistureproof facility of causing harm without the insect pest of mouse sparrow, have.Forbid with poisonous, be harmful to, be corrosive, easily article that are mouldy, the peculiar smell that becomes damp, has are mixed deposits.
(4) byproduct for treatment.Nuisanceless organic selenium-rich paddy rice by product comprises stalk, ridge chaff, rice spermoderm etc., should carry out comprehensive exploitation, Appropriate application.Advocate straw-returning, forbid to burn or carelessly stack, abandon and contaminated environment.
Sample collection and processing method.After little wheat harvesting, every 50 mu gather soil specimen 2, and each soil specimen depth selection is 0-15 centimetre; When paddy rice is ripe, in the position substantially identical with soil specimen, gather rice sample.
Sample treatment.Soil specimen pretreatment.It is air-dry that soil is placed in Indoor Natural, with ceramic mortar grinding, then crosses 100 order nylon mesh, for subsequent use.Rice sample pretreatment.The kraft paper bag that rice sample is housed is placed on cement threshing ground in time and dries, for subsequent use.
Sample determination.Total selenium mensuration AFS-9230 type (lucky sky, Beijing) two pass hydride-generation atomic fluorescence photometer (Beijing Jitian Instrument Co., Ltd.) measures.Test parameters is: photomultiplier negative high voltage 270V; Atomizer temperature 200 DEG C; Atomizer height 10mm; A road lamp current 80mA; Carrier gas flux 400ml/min; Shield gas flow amount 800ml/min; Metering system is calibration curve method; Reading mode is for calculating peak area; Time delay is 1s; Reading duration is 10s; Sampling volume is 0.5ml.Se form mensuration SAP-10 high performance liquid chromatography-atomic fluorescence spectrophotometer is used in conjunction morphological analysis instrument.Following table is Chaohu paddy rice seed multiplication farm sampled point testing result.
Testing and appraisal result is sampled according to current soil and agricultural product Se content, in conjunction with city's Ways of Special Agricultural Products development need, company and Suzhou Se Technology Co., Ltd., Suzhou research institute of Chinese University of Science and Technology selenium are cooperated with health key lab, " organic selenium-enriched rice " enterprise and provincial standard are formulated, company standard issues execution, provincial standard associated materials reports hygiene department of provinces and cities, organizes expert appraisal.This is the first organic selenium-enriched rice provincial standard of our province, indicates that rich selenium Ways of Special Agricultural Products provincial standard formulation work achieves certain progress.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. organic selenium-rich eating rice production integrated approach, is characterized in that: specifically comprise the following steps:
1), seed is selected
Select the breeding of the high yield of applicable local environmental conditions, high-quality, strong stress resistance.
2), field prepares
(1) plough.Sowing first about 10 days to carry out, for controlling the impact on quality of rice and output of weeds and self-sown rice, taking to turn over, method that rotary tillage, subsoiling combine, namely turn over 1 year, pine revolves 2 years.
(2) soaked field, flat field.Upper thin skin bubble field, after field soil is softening, the flat field of rake harrow-like implement for pulverizing soil, make it height only very little, very little water does not reveal mud.
(3) ditch.After field leveling, hold high yield ditch successfully every 2.5-3.0 meters and field surrounding, then drain face, railway carriage or compartment water and wait to broadcast.
3), Precise sowing
(1) date of seeding.Mid or late May is sowed, and is no more than June 15 at the latest.
(2) amount of broadcasting.Kind need be done in every mu of land for growing field crops: indica Hybrid Rice 1.5-2.0 kilograms, hybridization round-grained rice 2.5-3.0 kilograms, conventional japonica rice 4-5 kilograms.
(3) seed treatment.Need solarization 1-2 sun before seed-soaking, then use P applied levels 4000-5000 times of immersions 8-12 hours of 25%, then clear bubbly water 2-3 days.
(4) vernalization.The seed suctioning water is drained, puts broken chest in the high temperature of about 35 DEG C, be down to about 25 DEG C vernalization afterwards, when long half grain of bud, root length 1 grain, namely spread the bud that dries in the air in indoor out and wait to broadcast for 6 hours.
(5) evenly to broadcast.Accomplish that band title is gone to the field sowing time, point railway carriage or compartment is quantitative, and light seeding is even to be broadcast, paddy of collapsing after broadcasting, and is buried in seed three face.
4), field management
Balance fertilizing, fertilizer amount, every mu needs purity nitrogen 18-20 kilograms, phosphorus pentoxide 5.5-6.0 kilograms, potassium oxide 12.5-14.0 kilograms, nano selenium fertilizer 5 kilograms, according to tracing detection result, carries out benefit in good time and executes.
5), results, carry out nuisanceless organic selenium-rich paddy and common paddy and divide and receive, divide and shine.
2. according to the organic selenium-rich eating rice production integrated approach described in claim 1, it is characterized in that: described needs in eating rice production process carries out science Guan Shui to field, and concrete condition is following:
Aerobic seedling, to 2 leaf 1 heart stages after broadcasting, due to rice shoot, aerenchyma does not also perfect, and should keep having in ditch water, face, railway carriage or compartment moistening.Like this, rice shoot is lack of water neither, again not anoxic, thus is conducive to root, bud harmonic growth, makes it the thick root of root and strengthens, prick under root system.Period, as storm, should be gone up water in time and protect bud, and rain parks face, dry railway carriage or compartment water.
Shallow water urgees tiller, after 2 leaf 1 hearts, in conjunction with the filling shallow water that topdresses, after this, along with rice shoot grows tall, keeps 3-5 centimetres of water layers, to promote early growth and quick tiller of tillering.
Advanced roasting field, when mu stem tiller seedling reaches 200,000, namely during expection spike number about 80%, should carry out gradation in time and bake field, until bake Tanaka not fall into pin, little splitting is opened on limit, field.
Moistening booting, to earing first 15 days after the rehydration of roasting field, adhere to intermittent irrigation, namely, water is continuous, and rear water does not enter, 1-2 days, central interval.
There is water to ear, ear first 15 days to blooming stage, keep field to have 4-5 centimetres of water layers, in order to clever flower development and flowering pollination.
Dryly wet always, be in the milk to ripening period, dry wet method should be taked to pour water, namely water dry after, stop 2-3 days, then water after filling with, like this, foster Gen Baoye can not only be reached, work is ripe in old object, but also leaf length and basal part of stem length of internode can be shortened, strengthen plant capacity for the resistance to lodging.
3. according to the organic selenium-rich eating rice production integrated approach described in claim 1, it is characterized in that: described needs in eating rice production process carries out disease pest and weed control to field, and concrete condition is following:
Controlling object.1. management of weeds, GPRS except little, except principle, maintain strict control over three passes: be the first pass before broadcasting, can, in conjunction with whole field, accomplish to lure grass with water, with mud pressure grass.As weed seed and the more field of shattering rice, behind the soaked field that discharges water, after weeds and shattering rice all germinate and all sprout, mu 10% glyphosate 700-800 milliliters or 40% agriculture reach 150-200 milliliters, and spray 40 kilograms, water, medication was sowed after 2-3 days.Be the second pass before broadcasting rear bud, period mu sweep special 75 milliliters or 40% live clean 50 grams of fluorine with 30%, to 40 kilograms, water, under the wetness conditions of face, railway carriage or compartment, fog seal.Rice shoot 4-5 leaf phase is the 3rd pass, when weeds about have 2-3 leaf, can spray 1-2 kinds of broad spectrum weeding agent, and the benzyl dichloride as 36%, 96% molinate, 10% pyrazosulfuron, 2.5% rice outstanding person etc., having under regimen condition, mending kill water spray.Finally, the method manually pulled out can be taked, thoroughly eradicate remaining weeds, assorted rice.
2. controlling disease, rice blast: when there is worry group in leaf pest in early days, medication 1-2 times; When fringe pest occur, in cut control in first 5 days once, prevent and treat again once during neat fringe.Medicament, according to GB/T15790 regulation, can select tricyclazole 20-25 grams or Isoprothiolane 28-40 grams for every mu, to the spraying of 40 kilograms, water.Banded sclerotial blight: contain the phase at rice tillering, when sick clump rate reaches 15%, booting stage, sick clump rate reached more than 20%, according to GB/T15791 regulation, mu 20% jinggangmeisu 50-60 grams to be sprayed control 1-2 times to 50 kilograms, water.False smut: this disease is a kind of climacteric disease, generally should prevent and treat twice is once first 7 days of cut, when being once cut, can select 20% jinggangmeisu 50 grams at every turn, to 40 kilograms, water, spray fringe portion.Stripe virus disease: prevent curing the essential measure that small brown rice planthopper is this disease of control.Method: one is at wheat heading stage, mu Imidacloprid active ingredient 3 grams, to 40-50 kilograms, water, sprays to the weeds on wheat paddock and surrounding ridge thereof; Two is respectively in rice shoot 3-4 leaf phase and 6-7 leaf phases, respectively sprays once with the Imidacloprid of above-mentioned consumption; Three be when land for growing field crops because of two generation small brown rice planthopper cause harm there is diseased plant time, mu adds Imidacloprid with chlopyrifos and adds Junkeduke again and carry out mixed spray, spreads further, and promote plant restoration ecosystem as early as possible to control virus.
3. pest control, striped rice borer: in tillering stage, when field pieces of an egg reach 150 pieces, mu Su Yun bacillus 250-300 grams adds Cupric sulfate 50 grams, to 40 kilograms, water, prevents and treats withered sheath; Before and after cut, when field pieces of an egg reach 100 pieces, mu Hostathion 50 grams adds Cupric sulfate 70 grams, to 40 kilograms, water, and control dead ears.Paddy stem borer: according to sick insect pest situation report, when field pieces of an egg reach 50 pieces, medication prevents and treats.Medicament and the same striped rice borer of using method.Rice leaf roller: tillering stage hundred clumps of larvas 100, booting stage hundred clumps of larvas 40-60, mu Cupric sulfate 50 grams adds 48% chlopyrifos 50 milliliters, to the spraying of 50 kilograms, water.Brown back rice plant hopper: when hundred clumps of worm amount late tillering states 1000, fringe phase 1500, mu 10% Buprofezin 70 grams adds 25 grams, chlorophos, to the spraying of 50 kilograms, water.
4. according to the organic selenium-rich eating rice production integrated approach described in claim 1, it is characterized in that: described step 4) in balance fertilizing execute, concrete fertile time and technique comprises, 1. base manure: whole layer placement of fertilizer method should be taked, namely under fertilizer is executed before rice field is ploughed, afterwards by the nitrogenous fertilizer of total amount 50%, the phosphate fertilizer of 100%, the potash fertilizer of 70-80%, under executing before rake harrow-like implement for pulverizing soil; 2. wean fertilizer: execute down in rice shoot 2 leaf 1 heart stage, and every mu of consumption is 10% of nitrogenous fertilizer total amount; 5 kilograms of rich selenium slow-release fertilizers; 3. strong fetilizer for tillering: impose in the rice shoot 4 leaf phase, every mu of consumption is 20% of nitrogenous fertilizer total amount; 4. ear manuer: 3 leaf phases imposed after jointing, were specially according to before heading 25, every mu of consumption is 15% and 20-30% remaining potash fertilizer of nitrogenous fertilizer total amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410367836.5A CN104206216A (en) | 2014-07-29 | 2014-07-29 | Integrated method for producing organic selenium enriched rice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410367836.5A CN104206216A (en) | 2014-07-29 | 2014-07-29 | Integrated method for producing organic selenium enriched rice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104206216A true CN104206216A (en) | 2014-12-17 |
Family
ID=52088438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410367836.5A Pending CN104206216A (en) | 2014-07-29 | 2014-07-29 | Integrated method for producing organic selenium enriched rice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104206216A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105123369A (en) * | 2015-09-01 | 2015-12-09 | 太仓市永发农场专业合作社 | Selenium-enriched rice cultivating method |
| CN105432388A (en) * | 2015-01-13 | 2016-03-30 | 罗大全 | Biological selenium-enriched rice breeding method |
| CN105613160A (en) * | 2015-12-31 | 2016-06-01 | 界首市聚丰家庭农场 | Cultivation method of selenium-enriched high-yielding rice |
| CN106171706A (en) * | 2016-07-20 | 2016-12-07 | 重庆禾汇农业发展集团有限公司 | A kind of production method of selenium-rich organic rice |
| CN106342614A (en) * | 2016-08-22 | 2017-01-25 | 赵小林 | Production method of selenium-enriched Mayang longevity fragrant rice |
| CN106376406A (en) * | 2016-08-25 | 2017-02-08 | 隆回县发达富硒农业发展有限公司 | Organic selenium rich rice plantation method |
| CN107194603A (en) * | 2017-06-02 | 2017-09-22 | 杭州茂硅农业科技有限公司 | A kind of ecological agriculture management system and method for selenium-rich product |
| CN108703030A (en) * | 2018-05-11 | 2018-10-26 | 南宁国力水稻技术研究中心(有限合伙) | A kind of method of pest and disease damage during prevention Rice Cropping |
| CN110150327A (en) * | 2019-06-18 | 2019-08-23 | 杨晓艳 | A kind of compound biological herbicide and its application method |
| CN111837836A (en) * | 2020-09-01 | 2020-10-30 | 金乡圣丰谷源米业有限公司 | Planting method of selenium-rich millet for protecting land |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791081A (en) * | 2009-12-31 | 2010-08-04 | 苏州硒谷科技有限公司 | Selenium-enriched rice and production method thereof |
| CN103026938A (en) * | 2012-12-14 | 2013-04-10 | 上海园康富硒生物科技有限公司 | Method for producing selenium-rich ecological rice |
| CN103283549A (en) * | 2013-06-28 | 2013-09-11 | 丹寨县黔丹硒业有限责任公司 | Cultivation method of pollution-free high-quality selenium-zinc rice |
| CN103819264A (en) * | 2014-01-26 | 2014-05-28 | 苏州硒谷科技有限公司 | Special rice selenium fertilizer and preparation method thereof, and method for producing selenium-rich rice |
| CN103891568A (en) * | 2014-04-01 | 2014-07-02 | 安徽省富硒香生物食品集团有限公司 | Production method of nutrient rice rich in organic selenium, zinc and iron |
-
2014
- 2014-07-29 CN CN201410367836.5A patent/CN104206216A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791081A (en) * | 2009-12-31 | 2010-08-04 | 苏州硒谷科技有限公司 | Selenium-enriched rice and production method thereof |
| CN103026938A (en) * | 2012-12-14 | 2013-04-10 | 上海园康富硒生物科技有限公司 | Method for producing selenium-rich ecological rice |
| CN103283549A (en) * | 2013-06-28 | 2013-09-11 | 丹寨县黔丹硒业有限责任公司 | Cultivation method of pollution-free high-quality selenium-zinc rice |
| CN103819264A (en) * | 2014-01-26 | 2014-05-28 | 苏州硒谷科技有限公司 | Special rice selenium fertilizer and preparation method thereof, and method for producing selenium-rich rice |
| CN103891568A (en) * | 2014-04-01 | 2014-07-02 | 安徽省富硒香生物食品集团有限公司 | Production method of nutrient rice rich in organic selenium, zinc and iron |
Non-Patent Citations (3)
| Title |
|---|
| 方勇 等: "有机富硒稻米生产技术研究", 《食品科学》 * |
| 赵学杏: "无公害富硒稻米生产技术集成研究与推广", 《安徽农学通报》 * |
| 郭少祥 等: "富有机硒稻米生产集成技术研究与应用", 《百度文库》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105432388A (en) * | 2015-01-13 | 2016-03-30 | 罗大全 | Biological selenium-enriched rice breeding method |
| CN105123369A (en) * | 2015-09-01 | 2015-12-09 | 太仓市永发农场专业合作社 | Selenium-enriched rice cultivating method |
| CN105613160A (en) * | 2015-12-31 | 2016-06-01 | 界首市聚丰家庭农场 | Cultivation method of selenium-enriched high-yielding rice |
| CN106171706A (en) * | 2016-07-20 | 2016-12-07 | 重庆禾汇农业发展集团有限公司 | A kind of production method of selenium-rich organic rice |
| CN106342614A (en) * | 2016-08-22 | 2017-01-25 | 赵小林 | Production method of selenium-enriched Mayang longevity fragrant rice |
| CN106376406A (en) * | 2016-08-25 | 2017-02-08 | 隆回县发达富硒农业发展有限公司 | Organic selenium rich rice plantation method |
| CN107194603A (en) * | 2017-06-02 | 2017-09-22 | 杭州茂硅农业科技有限公司 | A kind of ecological agriculture management system and method for selenium-rich product |
| CN108703030A (en) * | 2018-05-11 | 2018-10-26 | 南宁国力水稻技术研究中心(有限合伙) | A kind of method of pest and disease damage during prevention Rice Cropping |
| CN110150327A (en) * | 2019-06-18 | 2019-08-23 | 杨晓艳 | A kind of compound biological herbicide and its application method |
| CN111837836A (en) * | 2020-09-01 | 2020-10-30 | 金乡圣丰谷源米业有限公司 | Planting method of selenium-rich millet for protecting land |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104206216A (en) | Integrated method for producing organic selenium enriched rice | |
| CN102934546B (en) | Method for rapidly improving plough-layer soil of newly cultivated barren lands in southern hilly and mountainous regions | |
| Humphreys et al. | Effects of tillage and mulch on the growth, yield and irrigation water productivity of a dry seeded rice-wheat cropping system in north-west India | |
| CN102919024B (en) | Rhizome bletilla high-yield cultivation method | |
| CN104170630B (en) | North Semen Fagopyri Esculenti cultural method | |
| CN102960164B (en) | Method for planting polygonum multiflorum | |
| CN105145603B (en) | Compound wheat seed soaking agent and preparation method thereof, application method and application | |
| CN105724037B (en) | A kind of blueness cuts the implantation methods of forage grass millet | |
| CN103314739A (en) | Outdoor dendrobium huoshanense cultivation method | |
| CN104472058A (en) | Method for increasing alfalfa seed yield | |
| CN108834787A (en) | A kind of method of winter-spring season biological characters of wheat under drought conditions Corn Rotation System water conservation section fertilizer | |
| CN104285621A (en) | Breeding method of dual-purpose dandelions for medicine and food | |
| CN103548535A (en) | Inter-planting method of elephantopusscaber in rubber plantation | |
| CN103430759B (en) | Method for planting polygonum capitatum as medicinal material of Relinqing granule | |
| CN104255285B (en) | A kind of Radix Dipsaci and seed production corn intercropping plant method | |
| CN108059547A (en) | A kind of growth-promoting anti-insect type amino acid Water soluble fertilizer and preparation method thereof | |
| CN105230424A (en) | Standardized plantation method of honeysuckle | |
| CN102972264A (en) | Radix notoginseng culture medium prepared by using zeolite, perlite and organic fertilizer | |
| CN102972266A (en) | Substrate suitable for panax notoginseng soil-less culture | |
| CN107021811A (en) | A kind of implantation methods of selenium-rich rye grass | |
| CN106105712A (en) | A kind of method for growing vegetables of green organic environmental-protection | |
| CN106508348A (en) | Planting method of psammosilence tunicoides | |
| CN103636338B (en) | One grows tobacco fertilizing method and implantation methods | |
| CN103202126A (en) | Ginseng seedling culture and flatland ginseng planting method | |
| CN105248092A (en) | Interplanting cultivation method of root of red-rooted salvia and cape jasmine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141217 |