CN101786924B - Tomato yield increasing agent containing phosphogypsum, preparation method and application thereof - Google Patents
Tomato yield increasing agent containing phosphogypsum, preparation method and application thereof Download PDFInfo
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- CN101786924B CN101786924B CN2010101005540A CN201010100554A CN101786924B CN 101786924 B CN101786924 B CN 101786924B CN 2010101005540 A CN2010101005540 A CN 2010101005540A CN 201010100554 A CN201010100554 A CN 201010100554A CN 101786924 B CN101786924 B CN 101786924B
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- phosphogypsum
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Abstract
The invention discloses a tomato yield increasing agent containing phosphogypsum, consisting of phosphogypsum, zinc sulfate, copper sulfate, humic acid and potassium sulfate according to the weight ratio of 1000: (2.5-10): (1-4): (1-12): (5-20). The method for preparing the tomato yield increasing agent containing the phosphogypsum comprises the following steps of: crushing dry waste slag of the phosphogypsum, the zinc sulfate, the copper sulfate, the humic acid and the potassium sulfate into 200-400 meshes for later use; mixing the phosphogypsum, the zinc sulfate, the copper sulfate, the humic acid and the potassium sulfate according to the weight ratio, wherein the mixture is the tomato yield increasing agent. The invention aims to solve the problem of the environmental pollution caused by the phosphogypsum of phosphorus chemical wastes, carry out the resource regeneration and reutilization of the environmental pollutant, and provide the tomato yield increasing agent containing the phosphogypsum. The special yield increasing agent is produced industrially, the industrial waste slag of the phosphogypsum is regenerated and reutilized, thereby providing fertilizer for agricultural production, improving the soil productivity, promoting the growth of the tomatoes and improving the quality of the tomatoes.
Description
One, technical field
The present invention relates to agricultural technology field, the agent of tomato special production-increase is produced in particularly a kind of phosphorous chemical industry utilization of waste as resource.
Two, background technology
A large amount of solid slag---the phosphogypsum of generation in Wet-process phosphoric acid (WPPA) and the phosphate fertilizer process, the annual schaumgyps that approximately produces hundred million tons of 1-2.8 in the whole world does not add any processing usually and stacks ground, occupies and waste a large amount of land resourcess, and causes the serious environmental pollution.There are all kinds of phosphatic fertilizer company more than 400 families in China, annual ten thousand tons of the phosphogypsum slag 3000-5000 that produce, and these waste residues are usually unprocessed; Stack ground; Not only take a large amount of soils, and the pH value is very low simultaneously because of containing the various heavy element, contaminated soil and surrounding environment.The disposal of phosphogypsum all is a serious problem in the world wide at present; About schaumgyps less than 15% is used to make material of construction such as material of construction, brick, decorative sheet, cement; But these material of construction consumptions are limited; And needing the second investment bigger, mainly is because contain NRE Ra and U etc. in the phosphogypsum, and being used for material of construction can be to living and living in the serious radiological hazard of human body generation of this type Architectural Equipment.EPA is categorized as phosphogypsum " the natural radio active material (TENORM) that exists of process strengthening ", and forbids utilizing phosphogypsum to produce material of construction since nineteen ninety, European Union since 1992 no longer approval use phosphogypsum production material of construction.Phosphogypsum is processed soil improvement agent be used for agricultural, vast market and application prospect are arranged.
China's agricultural is typical resource constraint type industry; In recent years; Population growth, urbanization are accelerated, non-agricultural exploitation takies and plough desertification, stony desertification and salinization etc.; Not only make China's agriculture production benefit reduce, plough and reduce year by year, and cause the exacerbated of resource and ecotope.On the one hand, 1,800,000,000 mu of arable land red lines are to the edge of being broken through; On the other hand, China has 14.8 hundred million mu of saltings resources not to be utilized effectively as yet.China's saltings area accounts for 76% of national cultivated area; Area, the landlocked saltings of China; Restricted by natural condition such as soil alkaline degree, salt water type water quality and arid; Natural resources is deficient relatively, and the ecosystem is very fragile, like some areas such as northwest arid area, the Yellow River and Huai He River sea plain, east and the Three River Plain.Simultaneously Deposits in Eastern Coastal China has abundant beach resource can not develop and become good farmland kind plant because of containing very high salinity.
Exploitation saltings and coastal beach resource are the strategic demands that ensures national food safety and ecological security.By on October 31st, 2006, China's cultivated area was merely 1,800,000,000 2,700 ten thousand mu, and the situation of observing 1,800,000,000 mu of arable land bottom lines is very severe.When protecting existing the arable land, develop potential land resources, become the great strategic demand of China's agricultural development.Fall into disuse the saltings through development and use; The saltings strategy of administering is changed to the local area ecological comprehensive regulation by simple engineering control; Make full use of land resources; Developing rural economy is realized ecological, economical, societal benefits unification, has the important strategic meaning to ensureing national food safety and national ecological environment security.
China's phosphate fertilizer industry and ten thousand tons of phosphogypsums of the annual by-product 3000-5000 of phosphoric acid industry, the overwhelming majority throws aside, and not only take a large amount of soils and stack, and contaminate environment, let resource waste.This technology utilization ecological principle as a kind of renewable resources rather than be used as refuse and treat, is developed a circular economy phosphogypsum and the ecological economy.Recycling economy is a kind of economy of respecting and using ecological rule, and it is based upon on the closed flow process basis of " utilization of resources---green product---resource recovery ".New development pattern with the recycling economy representative is generally accepted by international community.Recycling economy turns to practice by the thought aspect in China.
Tomato growth needs elements such as a large amount of phosphorus, calcium, zinc; On the beach soil of northern China saline-alkali soil and coastland, because the pH height has reduced the solubility and the validity of the phosphorus of soil and fertilising, the phosphorus that tomato can not absorb in the soil is plain; Saline-alkali soil and coastal beach soil salt content are high simultaneously; There are a large amount of sodium ions and carbonate, bicarbonate ion, the calcium ion-exchanged on the soil colloid is got off, destroyed the crumb structure of soil; Influence farming performance, the production performance of soil, thereby influenced plant growth.
Three, summary of the invention
Goal of the invention: the object of the invention is to solve the problem of environmental pollution of phosphorous chemical industry refuse phosphogypsum, carries out the resource recycling of environmental pollutant, and a kind of tomato special production-increase agent of phosphogypsum is provided; This special production-increase agent is carried out resource recycling through suitability for industrialized production with industrial residue phosphogypsum, provides agriculture prodn required fertilizer; Can improve and improve soil productivity; Alleviate the continuous cropping obstacle that long-term continuous cropping causes, promote tomato growth, improve Tomato Quality.
The tomato special production-increase agent that another object of the present invention provides this phosphogypsum is in tomato production and improve the application of continuous cropping obstacle soil; Improved the validity of phosphorus in the soil; Promoted the growth of tomato root system; Increase the required trace element zinc of tomato normal growth in the soil, copper etc., increased the calcium in the soil, improved the crumb structure and the production performance of soil; Reduce the generation of tamato fruit ripening stage blossom-end rot, improved problems such as uneven, the little ecological imbalance of continuous cropping tomato field piece nutrient, germ increase for many years.
Technical scheme: the tomato special production-increase agent of phosphogypsum; Be made up of said phosphogypsum: zinc sulfate: copper sulfate: humic acids phosphogypsum, zinc sulfate, copper sulfate, humic acids and vitriolate of tartar: the weight ratio of vitriolate of tartar is 1000: (2.5-10): (1-4): (1-12): (5-20).
Said phosphogypsum: zinc sulfate: copper sulfate: humic acids: the weight ratio of vitriolate of tartar is 1000: 6: 3: 8: 12.
The method of the tomato yield increasing agent of phosphogypsum, preparation process is: it is subsequent use that exsiccant residue phosphogypsum, zinc sulfate, copper sulfate, humic acids and kalium slfuricum powder are broken to the 200-400 order; By weight above-mentioned phosphogypsum powder is mixed with the zinc sulfate that crushes, copper sulfate, humic acids and vitriolate of tartar; The blended weight ratio is a phosphogypsum: zinc sulfate: copper sulfate: humic acids: vitriolate of tartar=1000: (2.5-10): (1-4): (1-12): (5-20) or 1000: 6: 3: 8: 12, the gained mixture was tomato yield increasing agent.
The preparation method of the tomato yield increasing agent of phosphogypsum; Residue phosphogypsum, zinc sulfate, copper sulfate, humic acids and vitriolate of tartar are by weight 1000: (2.5-10): (1-4): (1-12): (5-20) or 1000: 6: 3: it is common useless broken to mix the back at 8: 12, crosses the 200-400 mesh sieve and gets tomato yield increasing agent.
The application of the tomato yield increasing agent of said phosphogypsum on the tomato of continuous cropping obstacle soil plantation for many years.
Beneficial effect: the present invention is a kind of solid waste resource recovery utilization technology, factory's solid waste phosphogypsum is carried out the resource utilization development and use produce the agent of tomato special production-increase.
The titanium pigment that contains in the phosphogypsum that the present invention uses is the necessary nutrient element of tomato growth, can promote the growth of tomato root system greatly; Contained calcium and sulphur also are the necessary elements of tomato growth; Contained trace copper, zinc, selenium is the necessary trace element of tomato growth in the product; Copper wherein is the necessary trace element of tomato growth, is again a kind of sterilant simultaneously; Can strongly inhibited or kill the pathogenic bacteria in the continuous cropping obstacle soil, improve the soil micro-ecosystem environment; Phosphogypsum contains abundant calcium, and it can improve the bad Soil structure that causes because of long-term continuous cropping, increases soil aggregate greatly; Improve the soil physical chemistry performance, improve soil productivity, simultaneously; Calcium is the necessary middle amount nutritive element of tomato growth; Phase lacks calcium if tomato bears fruit, and brings out blossom-end rot easily, causes Tomato Quality and output to descend.
Trace elements such as the zinc that adds in the product of the present invention, copper are the necessary elements of tomato growth, in the general soil seldom or be not dissolved state; Tomato is difficult to directly absorb, and these micro-abundant amounts that add among the present invention, forms complex compound soluble in water with the complexing humic acid of capacity; Can directly absorb for tomato; Satisfy the required quantity of tomato growth fully, thereby improve tomato yield, improve Tomato Quality.The potassium element that wherein adds can promote photosynthesis of tomato and promotion blade synthetic photosynthate to shift to fruit greatly, increases the sugar and the sugariness of fruit, improves the quality of tomato, improves output.
Containing humic acids in the product of the present invention, is a kind of natural organic acid, natural being present in the soil; Trace elements such as the zinc in the ability chelating product, copper; Form complex compound soluble in water, be convenient to tomato and directly absorb, improved these micro-validity and utilizabilitys.
Four, description of drawings
Plant height relatively after the potted plant tomato of Fig. 1 was sowed 1 month;
Plant fresh weight (living weight) relatively after the potted plant tomato of Fig. 2 was sowed 1 month.
Five, embodiment
Below in conjunction with accompanying drawing and instance the present invention is done further description:
Embodiment 1:
Phosphogypsum is made tomato yield increasing agent:
1. the residue phosphogypsum in chemical plant is dry, and it is subsequent use to be crushed to the 200-400 order then; Zinc sulfate, copper sulfate, humic acids, vitriolate of tartar pulverize separately is subsequent use;
2. by weight above-mentioned phosphogypsum powder is mixed with pretreated zinc sulfate, copper sulfate, humic acids, vitriolate of tartar, make mixture; The blended weight ratio is: phosphogypsum: zinc sulfate: copper sulfate: humic acids: vitriolate of tartar=1000: (2.5-10): (1-4): (1-12): (5-20); Cross the 200-400 order;
3. said mixture is thoroughly mixed thoroughly, the finished product;
Embodiment 2:
Phosphogypsum is made the agent of tomato special production-increase:
1. the residue phosphogypsum in chemical plant is dry, and it is subsequent use to be crushed to the 200-400 order then; Exsiccant zinc sulfate, copper sulfate, humic acids, vitriolate of tartar pulverize separately is subsequent use;
2. the 1000kg phosphogypsum powder is mixed with pretreated 6kg zinc sulfate, 3kg copper sulfate, 8kg vitriolate of tartar, 12kg humic acids, cross the 200-400 order;
3. said mixture is thoroughly mixed thoroughly, the finished product 1029kg.
Application example of the present invention:
With the special-purpose short long agent of the product tomato that makes in the instance 1,2, be used for planting tomato on the long-term continuous cropping obstacle soil of tomato.
1, generally speaking, use 50kg composite fertilizer base manure for every mu, feeding block seedlings raising is transplanted to the land for growing field crops during 4-5 leaf.In the field fine earth: tomato yield increasing agent (weight ratio)=5-10: 1 ratio is sprinkled into the mixture of special production-increase agent and fine earth in the cave, and every cave 200-400 gram is transplanted tomato seedling; After two months; The comparable contrast of raising the output agent improves more than the tomato surviving rate 80-100%, and early flowering 2-5 days, 3-6 days as a result ahead of time; Plant height increases 17-26%, and living weight (plant complete stool fresh weight) increases more than the 23-41%;
2, under the indoor pot experiment condition; Use the special-purpose short long agent of tomato that the present invention makes by soil weight 0.1-5% (w/w) consumption, mix thoroughly, do not planting tomato under the fertilizer application condition equally with long-term continuous cropping tomato field piece soil; Under the 25-30 ℃ of condition; After after planting 30 days, the comparison of tomato plant plant height does not wait according to increasing 16-47%, and the living weight comparison does not wait according to increasing 22-51%.(seeing accompanying drawing)
Claims (5)
1. the tomato yield increasing agent of phosphogypsum; It is characterized in that being made up of phosphogypsum, zinc sulfate, copper sulfate, humic acids and vitriolate of tartar said phosphogypsum: zinc sulfate: copper sulfate: humic acids: the weight ratio of vitriolate of tartar is 1000: (2.5-10): (1-4): (1-12): (5-20).
2. the tomato yield increasing agent of phosphogypsum according to claim 1, it is characterized in that said phosphogypsum: zinc sulfate: copper sulfate: humic acids: the weight ratio of vitriolate of tartar is 1000: 6: 3: 8: 12.
3. prepare the method for the tomato yield increasing agent of claim 1 or 2 said phosphogypsums, it is characterized in that preparation process is:
A. it is subsequent use exsiccant residue phosphogypsum, zinc sulfate, copper sulfate, humic acids and kalium slfuricum powder to be broken to the 200-400 order;
B. by said weight ratio above-mentioned phosphogypsum powder is mixed with the zinc sulfate that crushes, copper sulfate, humic acids and vitriolate of tartar, the gained mixture is tomato yield increasing agent.
4. the preparation method of the tomato yield increasing agent of phosphogypsum according to claim 3 is characterized in that residue phosphogypsum, zinc sulfate, copper sulfate, humic acids and vitriolate of tartar are common useless broken after mixing by said weight ratio, crosses the 200-400 mesh sieve and gets tomato yield increasing agent.
5. the tomato yield increasing agent of claim 1 or 2 said phosphogypsums is being planted the application on the tomato on the continuous cropping obstacle soil for many years.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101005540A CN101786924B (en) | 2010-01-25 | 2010-01-25 | Tomato yield increasing agent containing phosphogypsum, preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010101005540A CN101786924B (en) | 2010-01-25 | 2010-01-25 | Tomato yield increasing agent containing phosphogypsum, preparation method and application thereof |
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| Publication Number | Publication Date |
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| CN101786924A CN101786924A (en) | 2010-07-28 |
| CN101786924B true CN101786924B (en) | 2012-06-13 |
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| CN102498814B (en) * | 2011-11-21 | 2013-08-28 | 中国科学院南京土壤研究所 | Fertilizer application method for inhibiting continuous cropping disease of tomato and cotton in dry district |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1194254A (en) * | 1998-04-21 | 1998-09-30 | 白家丽 | Synergist fertilizer for corn specially |
| RU2142444C1 (en) * | 1998-08-25 | 1999-12-10 | Бродский Александр Александрович | Method of preparing granular complex fertilizers having microelements |
| CN1669990A (en) * | 2005-03-29 | 2005-09-21 | 姚力群 | Chemical fertilizer synergist and its preparation method and application |
| CN1226239C (en) * | 2004-04-23 | 2005-11-09 | 常同忠 | Fertilizer containing marine life and its preparation |
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2010
- 2010-01-25 CN CN2010101005540A patent/CN101786924B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1194254A (en) * | 1998-04-21 | 1998-09-30 | 白家丽 | Synergist fertilizer for corn specially |
| RU2142444C1 (en) * | 1998-08-25 | 1999-12-10 | Бродский Александр Александрович | Method of preparing granular complex fertilizers having microelements |
| CN1226239C (en) * | 2004-04-23 | 2005-11-09 | 常同忠 | Fertilizer containing marine life and its preparation |
| CN1669990A (en) * | 2005-03-29 | 2005-09-21 | 姚力群 | Chemical fertilizer synergist and its preparation method and application |
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