CN108191493A - It is a kind of suitable for the slow-release fertilizer specially for wheat of yellowish soil and application - Google Patents
It is a kind of suitable for the slow-release fertilizer specially for wheat of yellowish soil and application Download PDFInfo
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- CN108191493A CN108191493A CN201810106995.8A CN201810106995A CN108191493A CN 108191493 A CN108191493 A CN 108191493A CN 201810106995 A CN201810106995 A CN 201810106995A CN 108191493 A CN108191493 A CN 108191493A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
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Abstract
The present invention provides a kind of suitable for the slow-release fertilizer specially for wheat of yellowish soil and application, and weight percent of the effective element in terms of pure nutrient in the formula fertilizer is:Nitrogen:24‑26;Phosphorus pentoxide:10‑12;Potassium oxide:8‑10;Pure boron 0.05;Pure zinc:2‑3;Pure molybdenum:0.04‑0.06.The present invention not only allows for wheat uptake characters, also contemplate the rich scarce feature of wheat main producing region yellowish soil trace element, the elements such as appropriate boron, zinc, the molybdenum easily lacked supplemented with yellowish soil, it is with strong points, trace element abuse and intoxicating phenomenon is prevented to occur, simultaneously because formula realizes wheat time of infertility single fertilization using slow-release urea, it saves labor, is conducive to peasant's increasing both production and income.
Description
Technical field
The invention belongs to fertilizer to prepare with utilizing technical field, and in particular to a kind of slow-release wheat suitable for yellowish soil
Special fertilizer and application.
Background technology
Wheat is the important cereal crops in China, and sown area and total yield are only second to rice and occupy second, in agricultural
It is occupied an important position in production.It is the key that wheat increase yield synergy to apply fertilizers scientifically, and there are nitrogen phosphorus etc. during wheat fertilizing at present
The problems such as using excess and serious disproportion, trace element addition blindness, top dressing often, this fertilizer application mode is not only easily led
Environmental pollution and utilization rate of fertilizer is caused to decline, more manpower and materials costs is also expended, causes peasant economy decline in benefits.Exploitation
Saving of labor saves the high fertilizer of sheet, utilization ratio, while it is to realize the good task of top priority of improving yield of wheat to simplify wheat fertilizing program.
China has a vast territory, and it is very extensive that wheat preferably plants range.At present, under China has been formd in Huang-Huai-Hai, the Changjiang river
The 5 barley and wheat advantage production districts such as trip, southwest, northeast and northwest, the fertilizer specially for wheat currently used in production mainly have following several
Class:One kind is wheat base fertilizer, base manure and the top dressing researched and developed according to the regulation of fertilizer requirement and growth phase of wheat, such as patent of invention
Wheat nutrition set disclosed in spring wheat base fertilizer special fertilizer, patent of invention CN201010184175 etc. disclosed in CN201210267581
Meal fertilizer, this kind of fertilizer specially for wheat subsequently also wants top dressing 1-2 times other than application base manure, bothersome laborious, in face of agriculture increasingly in short supply
Village labour, more and more inadaptable production need;Two classes are the wheats according to wheat regulation of fertilizer requirement and the preparation of dispensing release characteristics
Special slow/controlled release composite fertilizer, as CN201110379195 disclose a kind of chitosan, sulfur coating wheat special controlled release fertilizer and its
Preparation method although the Controlled Release Fertilizer nutrients release matches with wheat absorbing rule, and contains trace element chelated iron, non-root
It is prepared according to specific soil types, the shortages problem such as some region trace element molybdenum, zinc, copper can not be corrected;For another example
CN201210574371 announce wheat special slow release durable composite fertilizer preparation method, trace mineral supplement include iron,
The components such as manganese, boron, copper, zinc and molybdenum, and not all soil is required for supplementing this 6 kinds of trace elements, blindly adds micro member
Element easily causes the waste that poisoning symptom and manure resources occurs in wheat.Therefore, fertilizer specially for wheat formula will not only consider that wheat needs
Fertile rule, it is also contemplated that the rich scarce feature of the especially middle trace element of the rich scarce feature of the nutrient of soil type, basic herein
The needs of above passing through sustained-release and controlled release means, meeting the wheat time of infertility to nutrient is the direction of wheat fertilizing development from now on.
Yellowish soil is one of China middle and lower reach of Yangtze River and Huang-Huai-Hai area of wheat In The Soils and is that China is widely distributed
Zonal soil, area is distributed mainly on the In The Low Mountain-hill Region of riverine two sides, including Hubei, lake up to 10,000,000 hectares
The ground such as south, Jiangxi, Anhui, Jiangsu and Shan Nan, Southwest Henan, soil parent material be mainly Quaternary Period upper Pleistocene series yellowish-brown lam,
The sedentary products such as sand shale, granite, granite gneiss, basalt.Hong Song etc. (2000) have studied Hubei, Hunan, Anhui and
The content of trace element in 4 province such as Jiangsu, 129 pedotheques, the results showed that the Liable elements such as B, Zn, Mo in yellowish soil
Content is low, generally less than the critical value of agricultural land soil B, Zn, Mo, illustrates that scarce B, Zn and Mo are extremely widespread on yellowish soil.In recent years,
On yellowish soil the elements such as B, Zn, Mo shortage cause wheat yield, the report of quality decline be continuously increased (Hu Chengxiao etc., 1999;King
Fortune China etc., 1990).In consideration of it, it is necessary to research and develop a kind of fertilizer specially for wheat suitable for yellowish soil.
Invention content
Soil types, the rich scarce feature of nutrient and the fertilizer of wheat main producing region are less considered for current fertilizer specially for wheat
Rule, trace element addition blindly, top dressing often take a lot of work the problems such as laborious, the present invention provides a kind of suitable for yellowish soil
Slow-release fertilizer specially for wheat preparation method and application, specific technical solution are as follows:
A kind of slow-release fertilizer specially for wheat being used for suitable for yellowish soil, the effective element in the formula fertilizer is with pure nutrient
The weight percent of meter is:Nitrogen:24-26;Phosphorus pentoxide:10-12;Potassium oxide:8-10;Pure boron 0.05;Pure zinc:2-3;It is pure
Molybdenum:0.04-0.06;Urea used is sulfur-coated urea in the formula, has slow-release function;Phosphorus pentoxide in the formula
It is made of monoammonium phosphate or Diammonium phosphate (DAP) or calcium magnesium phosphate one or more therein;Pure B, Zn and Mo are respectively in the formula
Borax, zinc sulfate and ammonium molybdate.
As preference:Weight percent of the effective element in terms of pure nutrient in the formula fertilizer be:Nitrogen:26;Five oxygen
Change two phosphorus:10;Potassium oxide:10;Pure boron 0.05;Pure zinc:2;Pure molybdenum:0.05;Above-mentioned formula is converted into commodity chemical fertilizer or commodity system
The quantity of goods produced of agent is selected from following substance (often producing 1 ton of special fertilizer meter):
Sulfur-coated urea 617kg
Monoammonium phosphate 161kg
Potassium chloride 167kg
Borax 5kg
White vitriol 9kg
Ammonium molybdate 1kg
Bentonite:40kg
Each raw material is put into togerther in blender and stirs 5- by slow-release fertilizer specially for wheat preparation method of the present invention
10 minutes, then the fertilizer mixed is measured, packed to obtain the final product by abundant mixing.
Fertilizer specially for wheat prepared by the present invention is applied on the ground wheat main producing region yellowish soil such as Henan, Hubei, uses per acre
50kg is measured, as base manure one-time use, is compared with local farmers habits fertilization, wheat yield averagely increases by 7.25%, nitrogen phosphorus
The total input amount of potassium nutrition declines 16.4%.
The present invention has the positive effect that compared with prior art:
1. the present invention not only allows for wheat uptake characters, it is also contemplated that the rich of wheat main producing region yellowish soil trace element lacks
The elements such as feature, appropriate boron, zinc, the molybdenum easily lacked supplemented with yellowish soil, it is with strong points, be conducive to increasing both production and income, prevent
Trace element abuse and intoxicating phenomenon occur;
2. having used sulfur-coated urea in inventive formulation, there is sustained releasing character, meet Wheat During Later Period of Growth to nitrogen
Demand, realize the entire breeding time single fertilization of wheat, simplify fertilization program, save labor, advantageously reduce cost of labor;
3. locality habits fertilization of the invention is compared, N P and K total nutrient input amount declines 16.4%-20%, yield volume increase width
It spends for 2.05%-22.74%, realizes chemical fertilizer " decrement synergy " target of country's proposition, meet industry development demand.
Specific embodiment
Embodiment 1
First, wheat main producing region Investigation of Soil Nutrient
In Hubei when wheats main producing regions such as sun, Xiangyang, typical yellowish soil is selected to sample, reference《Soil Analysis in Agricultural Chemistry》
(Bao Shidan is edited, Chinese agriculture publishing house, in December, 2000 third edition) carries out analysis test, obtains when sun, Xiangyang testing site
Physiochemical properties of soil (table 1).As it can be seen from table 1 effective molybdenum, effective boron and effective Zn content belong to lack on yellowish soil
The range that weary and potentiality lacks.
Table 1:The basic physicochemical character of wheat main producing region representativeness yellowish soil
The habits fertilization precipitation basic condition of 4 wheat belts is investigated simultaneously, including commonly using supporting for fertilizer specially for wheat
Divide content, top dressing number and top dressing dosage etc. calculate the total input amount of the nutrients such as the time of infertility N, P, K.By inquiry clearly, 2
Often use fertilizer specially for wheat N-P in a wheat belt2O5-K2O nutrient contents are 25-15-5, and dosage is 50kg per acre, and the later stage imposes urine
It is 10kg/ mus plain.
2nd, prepared by slow-release fertilizer specially for wheat
According to survey area yellowish soil nutrient situation and wheat regulation of fertilizer requirement, according to the principle of " decrement synergy ", synthesis is examined
Consider the especially micro- Condition of abundance or deficiency of fertilizer provision from soil feature, it is as follows to design fertilizer specially for wheat formula:Nitrogen:26;Five oxidations
Two phosphorus:10;Potassium oxide:10;Pure boron 0.05;Pure zinc:2;Pure molybdenum:0.05.Formula is converted into the reality of commodity chemical fertilizer or commercial preparation
Object amount is selected from following substance (often producing 1 ton of special fertilizer meter):
Sulfur-coated urea 617kg
Monoammonium phosphate 161kg
Potassium chloride 167kg
Borax 5kg
White vitriol 9kg
Ammonium molybdate 1kg
Bentonite 40kg
Each raw material is put into togerther in blender and is stirred 5-10 minutes, abundant mixing, the fertilizer that then will be mixed
It measures, pack up to slow-release Special formula fertilizer for wheat.
3rd, field comparison test
Slow-release fertilizer specially for wheat is studied in Hubei when the application on the ground yellowish soil such as sun, Xiangyang by field plot trial
Effect sets 2 processing of habits fertilization and slow-release special fertilizer, each handles 3 repetitions, each cell 40m2.Habits fertilization
Fertilizer applications:Use N-P2O5-K2O nutrient contents are that the fertilizer specially for wheat of 25-15-5 makees base manure, per acre using 50kg, later stage
Impose 10kg/ mus of urea;Slow-release special fertilizer fertilizer applications of the present invention:Make base manure using special fertilizer 50kg per acre, the later stage does not exist
Impose chemical fertilizer.
Table 2:Habits fertilization precipitation amount comparison (unit pure with slow-release fertilizer specially for wheat:kg)
4th, test result analysis
Fertilising is carried out according to above-mentioned testing program, the agronomic conditions such as other sowing, irrigation, prevention and control of plant diseases, pest control unify according to
Various regions peasant habit carries out, and maturity period harvest wheat surveys each cell production and species test, result of the test is shown in Table 3.Use slow-release
Fertilizer specially for wheat is being respectively 22.74% and 2.05% when the volume increase ratio on the ground such as sun and Xiangyang.
Influence of the 3 slow-release fertilizer specially for wheat of table to wheat yield and its Components
It is always put into from NPK nutrients, compared with local habits fertilization, uses the slow-release fertilizer specially for wheat nitrogen phosphorus of the present invention
Potassium total nutrient input amount declines 16.4%.Additionally, due to slow-release urea has been used in inventive formulation, the wheat later stage does not need to
Nitrogen Top Dressing, entire breeding time single fertilization meet the technical need to save labor in production.
Embodiment 2
First, wheat main producing region Investigation of Soil Nutrient
The wheats main producing region such as civil rights, Nanyang in Henan selects typical yellowish soil to sample, reference《Soil Analysis in Agricultural Chemistry》
(Bao Shidan is edited, Chinese agriculture publishing house, in December, 2000 third edition) carries out analysis test, acquires civil rights, the experiment of 2, Nanyang
Point physiochemical properties of soil (table 4).From table 4, it can be seen that available N and P is relatively low on yellowish soil, Available Mo In Soil, effective boron
The range lacked and potentiality lacks is belonged to effective Zn content.
The 4 basic physicochemical character of wheat main producing region representativeness yellowish soil of table
The habits fertilization precipitation basic condition of 2 wheat belts is investigated simultaneously, including commonly using supporting for fertilizer specially for wheat
Divide content, top dressing number and top dressing dosage etc. calculate the total input amount of the nutrients such as the time of infertility N, P, K.By inquiry clearly, 2
Often use fertilizer specially for wheat N-P in a wheat belt2O5-K2O nutrient contents are 25-15-5, and dosage is 50kg per acre, and the later stage imposes urine
It is 10kg/ mus plain.
2nd, prepared by slow-release fertilizer specially for wheat
According to survey area yellowish soil nutrient situation and wheat regulation of fertilizer requirement, according to the principle of " decrement synergy ", synthesis is examined
Consider the especially micro- Condition of abundance or deficiency of fertilizer provision from soil feature, it is as follows to design fertilizer specially for wheat formula:Nitrogen:24;Five oxidations
Two phosphorus:10;Potassium oxide:10;Pure boron 0.05;Pure zinc:2;Pure molybdenum:0.05.Formula is converted into the reality of commodity chemical fertilizer or commercial preparation
Object amount is selected from following substance (often producing 1 ton of special fertilizer meter):
Sulfur-coated urea 566kg
Monoammonium phosphate 161kg
Potassium chloride 167kg
Borax 5kg
White vitriol 9kg
Ammonium molybdate 1kg
Bentonite:91kg
Each raw material is put into togerther in blender and is stirred 5-10 minutes, abundant mixing, the fertilizer that then will be mixed
It measures, pack up to slow-release Special formula fertilizer for wheat.
3rd, field comparison test
Slow-release fertilizer specially for wheat is studied in Henan civil rights, Nanyang and Hubei when sun, Xiangyang etc. by field plot trial
Application effect on ground yellowish soil sets 2 processing of habits fertilization and slow-release special fertilizer, each handles 3 repetitions, Mei Ge little
Area 40m2.The fertilizer applications of habits fertilization:Use N-P2O5-K2O nutrient contents are that the fertilizer specially for wheat of 25-15-5 makees base manure, often
Mu applies 50kg, and the later stage imposes 10kg/ mus of urea;Slow-release special fertilizer fertilizer applications of the present invention:Special fertilizer 50kg is applied per acre
Make base manure, the later stage is not imposing chemical fertilizer.
Table 5:Habits fertilization precipitation amount comparison (unit pure with slow-release fertilizer specially for wheat:kg)
4th, test result analysis
Fertilising is carried out according to above-mentioned testing program, the agronomic conditions such as other sowing, irrigation, prevention and control of plant diseases, pest control unify according to
Various regions peasant habit carries out, and maturity period harvest wheat surveys each cell production and species test, result of the test is shown in Table 3.Use slow-release
Fertilizer specially for wheat is respectively 6.54% and 4.39% in the volume increase ratio of Nanyang and civil rights.
Influence of the 6 slow-release fertilizer specially for wheat of table to wheat yield and its Components
It is always put into from NPK nutrients, compared with local habits fertilization, uses the slow-release fertilizer specially for wheat nitrogen phosphorus of the present invention
Potassium total nutrient input amount declines 20.0%.Additionally, due to slow-release urea has been used in inventive formulation, the wheat later stage does not need to
Nitrogen Top Dressing, entire breeding time single fertilization meet the technical need to save labor in production.
It should be understood that the part that this specification does not elaborate belongs to the prior art.It is it should be understood that above-mentioned
Description for preferred embodiment is more detailed, therefore can not be considered the limitation to scope of patent protection of the present invention, this
The those of ordinary skill in field is under the enlightenment of the present invention, in the case where not departing from the ambit that the claims in the present invention are protected,
Replacement or deformation can also be made, is each fallen within protection scope of the present invention, the range that is claimed of the invention should be with appended
Subject to claim.
Claims (3)
1. a kind of slow-release fertilizer specially for wheat being used for suitable for yellowish soil, it is characterised in that:Effective member in the formula fertilizer
Weight percent of the element in terms of pure nutrient be:Nitrogen:24-26;Phosphorus pentoxide: 10-12;Potassium oxide:8-10;Pure boron 0.05;
Pure zinc:2-3;Pure molybdenum:0.04-0.06.
2. formula fertilizer as described in claim 1, it is characterised in that:Weight of the effective element in terms of pure nutrient in the formula fertilizer
Measuring percentage is:Nitrogen: 26;Phosphorus pentoxide:10;Potassium oxide:10;Pure boron 0.05;Pure zinc:2;Pure molybdenum:0.05.
3. formula fertilizer as described in claim 1, it is characterised in that:Urea used is sulfur-coated urea in the formula, is had slow
Release function;Phosphorus pentoxide is by monoammonium phosphate or Diammonium phosphate (DAP) or calcium magnesium phosphate one or more of groups therein in the formula
Into;Pure B, Zn and Mo are respectively borax, zinc sulfate and ammonium molybdate in the formula.
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2018
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Application publication date: 20180622 |