CN103819279B - Wheat special organic-biological material coated Controlled Release Fertilizer and production technique thereof - Google Patents
Wheat special organic-biological material coated Controlled Release Fertilizer and production technique thereof Download PDFInfo
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- CN103819279B CN103819279B CN201410104562.0A CN201410104562A CN103819279B CN 103819279 B CN103819279 B CN 103819279B CN 201410104562 A CN201410104562 A CN 201410104562A CN 103819279 B CN103819279 B CN 103819279B
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Abstract
The present invention relates to a kind of coated Controlled Release Fertilizer, specifically a grow wheat special organic-biological material coated Controlled Release Fertilizer and production technique thereof, is be made up of the starting material of following weight percents, fertile core 73 ~ 75%, integument 23 ~ 25%, binding agent 1.0 ~ 1.5%, sealing brightening agent 0.5%; Described fertile core is the compound fertilizer special for sowing wheat after maize straw, compound fertilizer special is made up of urea fertilizer, diammonium phosphate chemical fertilizer, Repone K chemical fertilizer and clay, containing nitrogen element, the Vanadium Pentoxide in FLAKES of 15 ~ 17%, the potassium oxide of 7 ~ 9% of 25 ~ 27% in this Chemical Mixed Fertilizer; Described integument to be become thoroughly decomposed the bio-organic materials that formed of fermenting by 70 ~ 75% chicken manures, 20 ~ 25% weathered coals, 4 ~ 5% rice brans or wheat bran and 1 ~ 2% decomposing agent blending and piling; Described binding agent is water glass or treated starch.
Description
Technical field
The present invention relates to a kind of coated Controlled Release Fertilizer, specifically a grow wheat special organic-biological material coated Controlled Release Fertilizer and production technique thereof.
Background technology
Chemical fertilizer accounts for 50% of full scale production expenditure in agriculture production, also brings the increases in grain production of 55% to developing country.But due to the combined influence of fertilizer character, edatope condition and the characteristic of chemical fertilizer self with unreasonablely to use, cause the problems such as utilization ratio is low, the wasting of resources, environmental pollution.Current China chemical fertilizer this season utilization ratio nitrogen is 30 ~ 35%, phosphorus is 10 ~ 20%, potassium is 35 ~ 50%, nitrogenous fertilizer this season utilization ratio is lower than World Developed Countries 10 ~ 15%, and account for 30 ~ 50%, the problems of ecological security such as nitrate nitrogen content in underground water eutrophication, vegetables exceeds standard, the increase of nitrous oxide emission amount that this causes by the nitrogen of the loss such as leaching, volatilization.Therefore, improve chemical fertilizer utilization ratio, reduce the environmental pollution that chemical fertilizer application causes, manufacture and exploit new-type fertilizer more and more causes the common concern of society.
Control (delaying) release fertilizer presets the nutrients release pattern of fertilizer at the whole breeding cycle of crop by various mechanism, measure, make its nutrient element releasing rule synchronous with Crop nutrient rule, thus improve the novel fertilizer of a kind of environmental friendliness of utilization rate of fertilizer, there is the features such as utilization rate of fertilizer is high, fertilizer application amount is few, saving labor of fertilizer application power, environmental protection, become the following primary study direction of China's fertilizer industry.But because coated fertilizer cost is higher, complex process and nutrients release pattern and crop uptake characters misfit, and utilization rate of fertilizer is caused to improve not obvious and problems such as instability.
Summary of the invention
The present invention, in order to solve chemical fertilizer and fertile Problems existing is released in control (delaying), provides a grow wheat special organic-biological material coated Controlled Release Fertilizer and production technique thereof.
The present invention is achieved by the following technical solutions: wheat special organic-biological material coated Controlled Release Fertilizer is made up of the starting material of following weight percents, fertile core 73 ~ 75%, integument 23 ~ 25%, binding agent 1.0 ~ 1.5%, sealing brightening agent 0.5%; Described fertile core is the compound fertilizer special for sowing wheat after maize straw, compound fertilizer special is made up of urea fertilizer, diammonium phosphate chemical fertilizer, Repone K chemical fertilizer and clay, containing nitrogen element, the Vanadium Pentoxide in FLAKES of 15 ~ 17%, the potassium oxide of 7 ~ 9% of 25 ~ 27% in this Chemical Mixed Fertilizer; Described integument to be become thoroughly decomposed the bio-organic materials that formed of fermenting by 70 ~ 75% chicken manures, 20 ~ 25% weathered coals, 4 ~ 5% rice brans or wheat bran and 1 ~ 2% decomposing agent blending and piling; Described binding agent is water glass or treated starch.
Decomposing agent described in the present invention is straw decomposing bacterium; Treated starch in binding agent can adopt the treated starch of any native starch in this area.What described sealing brightening agent adopted is the fertilizer granulation sealing brightening agent that this area routine uses.
Adopt the ratio of each starting material in fertile core of the present invention (urea fertilizer, diammonium phosphate chemical fertilizer, Repone K chemical fertilizer and clay), total nutrient >=50% in fertile core can be made, wheat can be made effectively to utilize nutrient in fertile core, do not cause waste again.The urea fertilizer that the present invention adopts, diammonium phosphate chemical fertilizer, Repone K chemical fertilizer are domestic conventional chemical fertilizer, containing N46.2% in urea fertilizer, contain N18%, containing P in diammonium phosphate chemical fertilizer
2o
546%, Repone K chemical fertilizer is containing K
2o50%.
Wheat of the present invention special organic-biological material coated Controlled Release Fertilizer can adopt the production technique of this area conventional controlled release fertilizer, but adopt the production technique of wheat of the present invention special organic-biological material coated Controlled Release Fertilizer, waiting under nutrient condition (proportioning is identical), more than 90% grain diameter, between 3 ~ 4mm, is more conducive to the absorption of wheat; Wheat grain yield is than conventional production process volume increase 6.53 ~ 9.79%, and utilization rate of nitrogen fertilizer improves 5.12 ~ 17.84%, and phosphate fertilizer utilization efficiency improves 2.13 ~ 3.69%, and potassium utilization rate improves 4.36 ~ 15.28%, and soil organic matter content improves 0.0041 ~ 0.016g/kg; Production technique is simple, this controlled-release fertilizer production technique required equipment is for producing commercially available Chemical Mixed Fertilizer equipment, do not need to increase other equipment, only need to transform slightly the technological process of production, can realize producing, therefore, production technique is easy, production process does not only produce environmental pollution, also reduces the pollution of chicken manure to air and water source.
Wheat of the present invention special organic-biological material coated Controlled Release Fertilizer, compared with prior art, has following beneficial effect:
(1), wheat is sowed for after maize straw, straw decomposing and Wheat Seedling grow the required more formation biology of nitrogen and strive nitrogen, easily cause the yellow seedling of seedling weak if execute nitrogen hunger, before winter and winter freeze calamity serious, have developed this Controlled Release Fertilizer proiprietary formula, increase nitrogen ratio in this formula, and suitably reduce potassium element ratio; The Controlled Release Fertilizer using this formula fertilizer makees base manure without the need to enriching other nitrogenous fertilizer again, and seedling stage biology can be avoided to strive nitrogen, is conducive to cultivating strong sprout before the winter;
(2), abundant chicken manure and weathered coal resource is made full use of, by the biological organic-capping material of the ripe rear formation of the mycocriny that becomes thoroughly decomposed, both eliminate the stink of chicken manure, have activated organic nutrient activity in chicken manure, play again the adsorptivity of weathered coal, expand numerous by the digest process bacterium that makes to become thoroughly decomposed simultaneously, be conducive to promoting that maize straw becomes thoroughly decomposed; Wherein be rich in organic nitrogen-containing material in chicken manure, can be analyzed to organic molecule nitrogen by becoming thoroughly decomposed, more easily being absorbed by wheat; Weathered coal has stronger adsorptivity, both stink in adsorbable chicken manure, the N P and K small molecules again in Absorbable rod chemical fertilizer, improves nutrientuse efficiency; Be rich in the organic active ingredients that various plants Absorbable rod utilizes in weathered coal simultaneously, also can with part available nutrient in chemical fertilizer react generate nutrient more comprehensively, be easier to the organic nutrient substance that is absorbed by plants, increase the soil organism, improve soil aggregate, and cheap; Decomposing agent is added in chicken manure and weathered coal digest process, both digest process was accelerated, the bacterium amount reproduction that becomes thoroughly decomposed can be promoted simultaneously, form the biological organic-capping layer being rich in bacterium of becoming thoroughly decomposed, still can promote after being manured into soil that maize straw becomes thoroughly decomposed, increase the soil organism, improve Soil structure, cultivate high-yield field edaphic condition;
(3), with low cost, environmental protection, controlled release properties is good, plant recovery of nutrient is high.Be integument with bio-organic materials, play these materials adsorption good, be rich in the characteristic of various nutrient, the controllability of nutrient can be improved, improve fertilizer releasing period.These material prices are cheap simultaneously, the feature of environmental protection is good, be rich in multiple nutrient needed for wheat growth, provide nutrient for soil microorganisms and wheat, activate edaphon and soil enzyme activities, npk nutrient utilization ratio is significantly improved, not contaminated soil environment;
(4), nutrients release and wheat regulation of fertilizer requirement substantially identical.Wheat special bio organic materials coated Controlled Release Fertilizer is through test of many times, and update proportioning and production technique by indoor release test and field adaptability test, finally formed, this product is black particle.Fertile rower HG/T3931-2007 method is released in the control (delaying) of drafting formulation according to people such as Liu Gang, and its fertilizer releasing period is suitable with wheat growth stage, can meet the nutrient demand of Growth of Wheat phase;
(5), the wheat special bio material coated Controlled Release Fertilizer made of the present invention, solve that the coated such as inorganic sulfur, macromolecule resin Controlled Release Fertilizer thin-film material cost is high, complex process, nutrients release pattern differ larger problem with crop regulation of fertilizer requirement.Compared with equivalent azophoska is joined and executed, can increase production wheat 30 ~ 45kg/ mu, nitrogenous fertilizer, phosphate fertilizer and potash fertilizer utilising efficiency improve 5.12 ~ 17.48%, 2.13 ~ 3.69% and 4.36 ~ 15.28% respectively, and soil organic matter content improves 0.0041 ~ 0.016g/kg; The wheat special organic-biological material coated Controlled Release Fertilizer that simultaneously the present invention makes has that preparation technology is simple, cost is low and environmental protection, fertilizer efficiency are long, utilization rate of fertilizer high.
Embodiment
embodiment 1
The production technique of wheat special organic-biological material coated Controlled Release Fertilizer, the steps include:
A. the preparation of fertile core: 296.1kg urea fertilizer, 253.9kg diammonium phosphate chemical fertilizer, 131.4kg Repone K chemical fertilizer and 48.6kg clay are pulverized, mixed, by the granulation of disc granulation equipment, make the special fertilizer core of more than 95% particle diameter between 2 ~ 3mm through screening; Containing nitrogen element (182.5kg), the Vanadium Pentoxide in FLAKES (116.8kg) of 16%, the potassium oxide (65.7kg) of 9% of 25% in this Chemical Mixed Fertilizer;
B. the preparation of integument: by 175kg(70%) chicken manure, 62.5kg(25%) weathered coal, 10kg(4%) rice bran and 2.5kg(1%) decomposing agent blending and piling becomes thoroughly decomposed, pulverized 63 mesh sieves, and formed bio-organic materials;
C. granulation is wrapped up: sprayed 15kg water glass be wrapped in by bio-organic materials on special fertilizer core by disc granulation equipment, when parcel balling-up reaches more than 85%, particle enters drying cylinder bake drying, cooling, screening;
D. post-processed: seal brightening agent with 5kg and spray particle, screening makes more than 90% grain diameter between 3 ~ 4mm, through metering, packaging.
Containing fertile core 73% in this coated Controlled Release Fertilizer, integument 25%, binding agent 1.5%, sealing brightening agent 0.5%.
Wheat special bio material through this proportioning or manufacture technics wraps up Controlled Release Fertilizer, within 2 years, wheat field experiment result shows, Deng under nutrient condition, wheat grain yield can be made than NPK combination volume increase 8.66%, utilization rate of nitrogen fertilizer improves 16.48%, phosphate fertilizer utilising efficiency improves 2.13%, and potassium utilization rate improves 4.36%, and the soil organism improves 0.0041g/kg.
embodiment 2
The production technique of wheat special organic-biological material coated Controlled Release Fertilizer, the steps include:
A. the preparation of fertile core: 307.8kg urea fertilizer, 271.7kg diammonium phosphate chemical fertilizer, 103kg Repone K chemical fertilizer and 52.5kg clay are pulverized, mixed, by the granulation of disc granulation equipment, make the special fertilizer core of more than 95% particle diameter between 2 ~ 3mm through screening; Containing nitrogen element (191.1kg), the Vanadium Pentoxide in FLAKES (125kg) of 17%, the potassium oxide (51.5kg) of 7% of 26% in this Chemical Mixed Fertilizer;
B. the preparation of integument: by 185kg(74%) chicken manure, 50kg(20%) weathered coal, 11.25kg(4.5%) wheat bran and 3.75kg(1.5%) decomposing agent blending and piling becomes thoroughly decomposed, pulverized 70 mesh sieves, and formed bio-organic materials;
C. granulation is wrapped up: sprayed 10kg treated starch be wrapped in by bio-organic materials on special fertilizer core by disc granulation equipment, when parcel balling-up reaches more than 85%, particle enters drying cylinder bake drying, cooling, screening;
D. post-processed: seal brightening agent with 5kg and spray particle, screening makes more than 90% grain diameter between 3 ~ 4mm, through metering, packaging.
Containing fertile core 73.5% in this coated Controlled Release Fertilizer, integument 25%, binding agent 1.0%, sealing brightening agent 0.5%.
Wheat special bio material through this proportioning or manufacture technics wraps up Controlled Release Fertilizer, within 2 years, wheat field experiment result shows, Deng under nutrient condition, wheat grain yield can be made than NPK combination volume increase 9.79%, utilization rate of nitrogen fertilizer improves 17.84%, phosphate fertilizer utilising efficiency improves 3.69%, and potassium utilization rate improves 13.46%, and the soil organism improves 0.011g/kg.
embodiment 3
The production technique of wheat special organic-biological material coated Controlled Release Fertilizer, the steps include:
A. the preparation of fertile core: 343kg urea fertilizer, 244.6kg diammonium phosphate chemical fertilizer, 120kg Repone K chemical fertilizer and 42.4kg clay are pulverized, mixed, by the granulation of disc granulation equipment, make the special fertilizer core of more than 95% particle diameter between 2 ~ 3mm through screening; Containing nitrogen element (202.5kg), the Vanadium Pentoxide in FLAKES (112.5kg) of 15%, the potassium oxide (60kg) of 8% of 27% in this Chemical Mixed Fertilizer;
B. the preparation of integument: by 163.3kg(71%) chicken manure, 50.6kg(22%) weathered coal, 11.5kg(5%) rice bran and 4.6kg(2%) decomposing agent blending and piling becomes thoroughly decomposed, pulverized 67 mesh sieves, and formed bio-organic materials;
C. granulation is wrapped up: sprayed 15kg water glass be wrapped in by bio-organic materials on special fertilizer core by disc granulation equipment, when parcel balling-up reaches more than 85%, particle enters drying cylinder bake drying, cooling, screening;
D. post-processed: seal brightening agent with 5kg and spray particle, screening makes more than 90% grain diameter between 3 ~ 4mm, through metering, packaging.
Containing fertile core 75% in this coated Controlled Release Fertilizer, integument 23%, binding agent 1.5%, sealing brightening agent 0.5%.
Wheat special bio material through this proportioning or manufacture technics wraps up Controlled Release Fertilizer, within 2 years, wheat field experiment result shows, Deng under nutrient condition, wheat grain yield can be made than NPK combination volume increase 7.98%, utilization rate of nitrogen fertilizer improves 13.42%, and phosphate fertilizer utilising efficiency improves 3.15%, and potassium utilization rate improves, 8.65%, the soil organism improves 0.0087g/kg.
embodiment 4
The production technique of wheat special organic-biological material coated Controlled Release Fertilizer, the steps include:
A. the preparation of fertile core: 296.1kg urea fertilizer, 253.9kg diammonium phosphate chemical fertilizer, 131.4kg Repone K chemical fertilizer and 48.6kg clay are pulverized, mixed, by the granulation of disc granulation equipment, make the special fertilizer core of more than 95% particle diameter between 2 ~ 3mm through screening; Containing nitrogen element (182.5kg), the Vanadium Pentoxide in FLAKES (116.8kg) of 16%, the potassium oxide (65.7kg) of 9% of 25% in this Chemical Mixed Fertilizer;
B. the preparation of integument: by 172kg(73.5%) chicken manure, 49.1kg(21%) weathered coal, 10.5kg(4.5%) wheat bran and 2.3kg(1%) decomposing agent blending and piling becomes thoroughly decomposed, pulverized 60 mesh sieves, and formed bio-organic materials;
C. granulation is wrapped up: sprayed 11kg treated starch be wrapped in by bio-organic materials on special fertilizer core by disc granulation equipment, when parcel balling-up reaches more than 85%, particle enters drying cylinder bake drying, cooling, screening;
D. post-processed: seal brightening agent with 5kg and spray particle, screening makes more than 90% grain diameter between 3 ~ 4mm, through metering, packaging.
Containing fertile core 75% in this coated Controlled Release Fertilizer, integument 23.4%, binding agent 1.1%, sealing brightening agent 0.5%.
Wheat special bio material through this proportioning or manufacture technics wraps up Controlled Release Fertilizer, within 2 years, wheat field experiment result shows, Deng under nutrient condition, wheat grain yield can be made than NPK combination volume increase 6.53%, utilization rate of nitrogen fertilizer improves 5.12%, phosphate fertilizer utilising efficiency improves 2.79%, and potassium utilization rate improves 10.65%, and the soil organism improves 0.011g/kg.
Claims (2)
1. wheat special organic-biological material coated Controlled Release Fertilizer, is characterized in that, is be made up of the starting material of following weight percents, fertile core 73 ~ 75%, integument 23 ~ 25%, binding agent 1.0 ~ 1.5%, sealing brightening agent 0.5%; Described fertile core is the compound fertilizer special for sowing wheat after maize straw, compound fertilizer special is made up of urea fertilizer, diammonium phosphate chemical fertilizer, Repone K chemical fertilizer and clay, containing nitrogen element, the Vanadium Pentoxide in FLAKES of 15 ~ 17%, the potassium oxide of 7 ~ 9% of 25 ~ 27% in this Chemical Mixed Fertilizer; Described integument to be become thoroughly decomposed the bio-organic materials that formed of fermenting by 70 ~ 75% chicken manures, 20 ~ 25% weathered coals, 4 ~ 5% rice brans or wheat bran and 1 ~ 2% decomposing agent blending and piling; Described binding agent is water glass or treated starch.
2. the production technique of wheat according to claim 1 special organic-biological material coated Controlled Release Fertilizer, is characterized in that, the steps include:
A. the preparation of fertile core: compound fertilizer special is pulverized, mixed, by the granulation of disc granulation equipment, makes the special fertilizer core of more than 95% particle diameter between 2 ~ 3mm through screening;
B. the preparation of integument: chicken manure, weathered coal, rice bran or wheat bran and decomposing agent blending and piling are become thoroughly decomposed, pulverized 60 ~ 70 mesh sieves, forms bio-organic materials;
C. granulation is wrapped up: sprayed binding agent be wrapped in by bio-organic materials on special fertilizer core by disc granulation equipment, when parcel balling-up reaches more than 85%, particle enters drying cylinder bake drying, cooling, screening;
D. post-processed: spray particle with sealing brightening agent, screening makes more than 90% grain diameter between 3 ~ 4mm, through metering, packaging.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104692953A (en) * | 2015-03-20 | 2015-06-10 | 山西省农业科学院小麦研究所 | Special drought-resistant fertilizer for rainfed wheat and preparation method thereof |
| CN105110850A (en) * | 2015-08-12 | 2015-12-02 | 舒城县文禾种植专业合作社 | Special wheat fertilizer for hilly area soil testing and fertilizer recommendation |
| CN105110915A (en) * | 2015-08-12 | 2015-12-02 | 舒城县文禾种植专业合作社 | Special rice fertilizer for farmland area soil testing and fertilizer recommendation |
| CN109804747A (en) * | 2019-03-28 | 2019-05-28 | 河北农业大学 | Fertilizing method for slow release fertilizer of wheat |
| CN110483214B (en) * | 2019-09-25 | 2022-05-31 | 中国农业大学 | Organic-inorganic compound fertilizer and production method thereof |
| CN111170813A (en) * | 2020-02-11 | 2020-05-19 | 中向旭曜科技有限公司 | Rice slow-release fertilizer and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1803734A (en) * | 2006-01-18 | 2006-07-19 | 山东农业大学 | Production method of dedicated substrate sustained release fertilizer for wheat by weathered coal |
| CN101215200A (en) * | 2007-12-29 | 2008-07-09 | 韩志德 | Method of producing humic acid organic fertilizer |
| CN101293792B (en) * | 2008-06-16 | 2011-01-19 | 临汾圣旺测方肥有限公司 | Fertilizer special for organic, inorganic mix wheat |
| CN201678604U (en) * | 2010-05-04 | 2010-12-22 | 安徽省司尔特肥业股份有限公司 | Special composite particle slow release fertilizer for wheat |
| CN101875574A (en) * | 2010-07-16 | 2010-11-03 | 四川农业大学 | Organic-inorganic compound fertilizer special for wheat and preparation method thereof |
| CN102001882B (en) * | 2010-10-20 | 2013-06-05 | 山东省农业可持续发展研究所 | Special fertilizer for wheat under condition of full-amount straw returning in Huanghuai plain and preparation method thereof |
| CN102249816A (en) * | 2011-06-03 | 2011-11-23 | 安徽省成仓复合肥有限公司 | Special type organic and inorganic fertilizer for wheat |
| CN103172472A (en) * | 2011-12-25 | 2013-06-26 | 陕西新华农物资有限公司 | Special enhancing fertilizer for wheat |
| CN203079865U (en) * | 2012-11-27 | 2013-07-24 | 乌鲁木齐木易联华生物科技有限公司 | Functional slow-release organic fertilizer |
| CN103044146B (en) * | 2013-01-12 | 2014-07-30 | 重庆润绿生物有机肥有限公司 | Complex control type long-acting controlled-release organic and inorganic biological fertilizer |
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