CN102826897B - Preparation method of special fertilizer for rice base fertilizer - Google Patents

Preparation method of special fertilizer for rice base fertilizer Download PDF

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Publication number
CN102826897B
CN102826897B CN201210270957.9A CN201210270957A CN102826897B CN 102826897 B CN102826897 B CN 102826897B CN 201210270957 A CN201210270957 A CN 201210270957A CN 102826897 B CN102826897 B CN 102826897B
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weight
weight part
parts
fertilizer
powder
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CN102826897A (en
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杨柳
唐旺全
杨红兵
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Youyang county farmer Ecological Agriculture Co., Ltd.
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Maanshan Kebang Eco Fertilizer Co Ltd
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Abstract

The invention discloses a preparation method of a special fertilizer for a rice base fertilizer, which comprises the following steps: evenly mixing 8-10 parts by weight of urea, 45-50 parts by weight of calcium superphosphate, 8-10 parts by weight of potassium chloride, 1-2 parts by weight of zinc sulfate, 1-2 parts by weight of cnidium fruit powder, 1-3 parts by weight of bamboo carbon powder, 1-3 parts by weight of triperygium wilfordii powder and 3-5 parts by weight of compound powder, spraying 2-4 parts by weight of amino acid chelation solution and 4-5 parts by weight of bonding solution, and granulating to obtain compound fertilizer granules; and spraying 7-10 parts by weight of molten paraffin on the surface of 100 parts by weight of compound fertilizer granules for coating, thereby obtaining the product. The compound fertilizer prepared by reasonably compounding various nutrient elements required by rice growth has the advantages of light weight, and excellent water retention, fertilizer retention and slow release properties.

Description

A kind of preparation method of paddy rice base fertilizer dedicated fertilizer
Technical field
The present invention relates to fertilizer field, is exactly a kind of preparation method of paddy rice base fertilizer dedicated fertilizer.
Background technology
Coated fertilizer claims again coated fertilizer, film fertilizer.The fertilizer forming with semipermeability or opacity film substrate parcel quick-acting chemical fertilizer granule.Filmogen has plastics, resin, paraffin, polyethylene and elementary sulfur etc.The object of coating is that the available nutrient of coated fertilizer the inside after being manured into soil is discharged lentamente, to extend fertilizer efficiency.Rate of release is decided by coating kind, thickness, particle diameter, fertilizer solvability, the soil moisture, soil moisture content and soil microbial activities etc.Be applicable to that economic worth is high, breeding time is long, fertilizer requirement is large but the crop of inconvenient split application, and nutrient is easy to that the temperature of leaching loss is high, area of heavy rainfull or irrigation region, especially on the light sand loam soil of quality.Existing coated fertilizer lacks specific aim more.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of with strong points, effective paddy rice base fertilizer dedicated fertilizer.
Above-mentioned purpose realizes by following scheme:
A preparation method for paddy rice base fertilizer dedicated fertilizer, is characterized in that: comprise the following steps:
(1) mix raw material 2-3 weight part calcium carbonate, 2-4 weight part iron sand, 1-2 weight part rhombspar, 1.5-3 weight part potassium felspar sand, 1-2 weight part slag, after after 400-500 ℃ of scaling loss 6-8 hour, grind to form nanometer powder, after mixing by weight with 2-4 weight part flyash, obtain composite powder standby;
(2) first animal hair being added to concentration is to be hydrolyzed 1-2 hour at sulfuric acid 100-110 ℃ of 25-35%, generate amino acid, then add lime and be neutralized to pH value 6.0-6.8, obtain hydrolyzed solution, every 15 weight part hydrolysis liquid add 3-4 weight part carboxymethyl cellulose, add again 1-2 parts by weight of ferrous sulfate, 3-4 weight part ammonium molybdate to dissolve, at 90-105 ℃ of reaction 5-6 hour, obtain chelating amino acids liquid standby;
(3) 8-10 weight part urea, 45-50 weight part calcium superphosphate, 8-10 weight part Repone K, 1-2 weight part zinc sulfate, 1-2 weight part Fructus Cnidii powder, 1-3 weight part bamboo charcoal powder, 1-3 weight part trypterygine powder, the composite powder of 3-5 weight part are mixed by weight, spray into again 2-4 weight part chelating amino acids liquid and 4-5 weight part binding liquid, granulation, obtains compound fertilizer granule;
(4) at 100 weight part compound fertilizer granule surface sprinkling 7-10 weight part melt paraffin coatings, obtain product.
The preparation method of described a kind of paddy rice base fertilizer dedicated fertilizer, is characterized in that: described binding liquid refers to a kind of in water glass, benzene emulsion, acrylate and vinyl acetate emulsion, resol, polyvinyl acetate emulsion and rosin.
The preparation method of described a kind of paddy rice base fertilizer dedicated fertilizer, is characterized in that: described hydrolyzed solution proportion is 1.1-1.3g/ml.
The preparation method of described a kind of paddy rice base fertilizer dedicated fertilizer, is characterized in that: every 120-150g animal hair adopts the sulphuric acid hydrolysis that the concentration of 200-300ml is 25-35%.
The preparation method of described a kind of paddy rice base fertilizer dedicated fertilizer, it is characterized in that: step (4) operating procedure is: in rotary drum seed-coating machine, put into by weight compound fertilizer granule, preheating 12-15min at 60-70 ℃, the rotating speed of seed-coating machine is at 40-50r/min, toward the paraffin that sprays heating and melting in rotary drum bag, sprayed by weight after paraffin, cool the temperature to 20-30 ℃, seed-coating machine rotating speed is 35-45r/min, after 12-15 minute, discharging, obtains product after normal temperature cooling drying.
Beneficial effect of the present invention is:
The present invention by each required nutritive element of reasonable composite paddy growth, makes compound manure, and light weight, water holding, fertilizer conservation, sustained release performance are outstanding.Fructus Cnidii, trypterygine have sterilization and disinsection effect, wear into pulvis, sneak in compound manure, contribute to prevention and elimination of disease and pests.Chelating amino acids liquid mixes micro-, moderate-element wherein, when having increased the nutrition of fertilizer, can allow micro-, moderate-element discharge more slowly.
Paraffin can regulate the slow release effect of coated fertilizer as outer coating agent.By composite powder, to the favourable absorption effect of chemical fertilizer nutrient, the retardation of soil pore water infiltration is delayed to the release to chemical fertilizer nutrient, obtained good result, also enriched the nutritive element of fertilizer simultaneously together with chelating amino acids liquid.
Embodiment
A preparation method for paddy rice base fertilizer dedicated fertilizer, comprises the following steps:
(1) mix raw material 3kg calcium carbonate, 4kg iron sand, 1kg rhombspar, 1.5kg potassium felspar sand, 1kg slag, after in 500 ℃ of scaling loss, after 6 hours, grind to form nanometer powder, after mixing by weight with 2kg flyash, obtain composite powder standby;
(2) first animal hair being added to concentration is to be hydrolyzed 1-2 hour at 30% sulfuric acid 100-110 ℃, generate amino acid, then add lime and be neutralized to pH value 6.0-6.8, obtain hydrolyzed solution, every 15kg hydrolyzed solution adds 4kg carboxymethyl cellulose, add again 1kg ferrous sulfate, 4kg ammonium molybdate to dissolve, at 90-105 ℃ of reaction 5-6 hour, obtain chelating amino acids liquid standby;
(3) 8kg urea, 45kg calcium superphosphate, 10kg Repone K, 1kg zinc sulfate, 1kg Fructus Cnidii powder, 1kg bamboo charcoal powder, 1kg trypterygine powder, the composite powder of 3kg are mixed by weight, spray into again 2kg chelating amino acids liquid and 4kg water glass, granulation, obtains compound fertilizer granule;
(4) in rotary drum seed-coating machine, put into 100kg compound fertilizer granule, preheating 15min at 70 ℃, the rotating speed of seed-coating machine is at 50r/min, paraffin toward spraying 8kg heating and melting in rotary drum bag, has sprayed after paraffin, cools the temperature to 25 ℃, seed-coating machine rotating speed is 40r/min, after 15 minutes, discharging, obtains product after normal temperature cooling drying.
Every 150g animal hair adopts the sulphuric acid hydrolysis that the concentration of 300ml is 30%.
Compare with using the common nitrogenous fertilizer of equivalent, use gained fertilizer rice yield of the present invention and improved 20% left and right.
According to < < slow release fertilizer > > national standard (GB/T 23348-2009), slow release fertilizer will soak 24 hour initial stage nutrient release rate and be less than 15%, 28 day accumulation nutrient release rate and be less than 80% in 25 ℃ of hydrostatic.
The contrast of table 1 product index
Project GB/T23348-2009 index Product of the present invention
Nutrient release rate in 24 hours <15% 9.6%
28 days accumulation nutrient release rates <80% 59.74%
From table 1, the present embodiment makes product and meets national standard

Claims (5)

1. a preparation method for paddy rice base fertilizer dedicated fertilizer, is characterized in that: comprise the following steps:
(1) mix raw material 2-3 weight part calcium carbonate, 2-4 weight part iron sand, 1-2 weight part rhombspar, 1.5-3 weight part potassium felspar sand, 1-2 weight part slag, after after 400-500 ℃ of scaling loss 6-8 hour, grind to form nanometer powder, after mixing by weight with 2-4 weight part flyash, obtain composite powder standby;
(2) first animal hair being added to concentration is to be hydrolyzed 1-2 hour at sulfuric acid 100-110 ℃ of 25-35%, generate amino acid, then add lime and be neutralized to pH value 6.0-6.8, obtain hydrolyzed solution, every 15 weight part hydrolysis liquid add 3-4 weight part carboxymethyl cellulose, add again 1-2 parts by weight of ferrous sulfate, 3-4 weight part ammonium molybdate to dissolve, at 90-105 ℃ of reaction 5-6 hour, obtain chelating amino acids liquid standby;
(3) 8-10 weight part urea, 45-50 weight part calcium superphosphate, 8-10 weight part Repone K, 1-2 weight part zinc sulfate, 1-2 weight part Fructus Cnidii powder, 1-3 weight part bamboo charcoal powder, 1-3 weight part trypterygine powder, the composite powder of 3-5 weight part are mixed by weight, spray into again 2-4 weight part chelating amino acids liquid and 4-5 weight part binding liquid, granulation, obtains compound fertilizer granule;
(4) at 100 weight part compound fertilizer granule surface sprinkling 7-10 weight part melt paraffin coatings, obtain product.
2. the preparation method of a kind of paddy rice base fertilizer dedicated fertilizer according to claim 1, is characterized in that: described binding liquid refers to a kind of in water glass, benzene emulsion, acrylate and vinyl acetate emulsion, resol, polyvinyl acetate emulsion and rosin.
3. the preparation method of a kind of paddy rice base fertilizer dedicated fertilizer according to claim 1, is characterized in that: described hydrolyzed solution proportion is 1.1-1.3g/ml.
4. the preparation method of a kind of paddy rice base fertilizer dedicated fertilizer according to claim 1, is characterized in that: every 120-150g animal hair adopts the sulphuric acid hydrolysis that the concentration of 200-300ml is 25-35%.
5. the preparation method of a kind of paddy rice base fertilizer dedicated fertilizer according to claim 1, it is characterized in that: step (4) operating procedure is: in rotary drum seed-coating machine, put into by weight compound fertilizer granule, preheating 12-15min at 60-70 ℃, the rotating speed of seed-coating machine is at 40-50r/min, toward the paraffin that sprays heating and melting in rotary drum bag, sprayed by weight after paraffin, cool the temperature to 20-30 ℃, seed-coating machine rotating speed is 35-45r/min, after 12-15 minute, discharging, obtains product after normal temperature cooling drying.
CN201210270957.9A 2012-07-31 2012-07-31 Preparation method of special fertilizer for rice base fertilizer Expired - Fee Related CN102826897B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103497048B (en) * 2013-09-18 2014-12-10 苏州市阳澄湖现代农业产业园特种水产养殖有限公司 Antiviral nano aquiculture fertilizer and preparation method thereof
CN104761388A (en) * 2015-04-13 2015-07-08 成都天本生物科技有限公司 Chinese herbal medicine nanometer medium/trace element fertilizer and preparation method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1121909A (en) * 1994-10-22 1996-05-08 张值 Organic mixed farm chemical contg. fertilizer and production method thereof
KR100222637B1 (en) * 1997-04-12 1999-10-01 김재인 Fertilizer using water waste sludge and fly-ash and the process thereof
CN101525260A (en) * 2009-04-13 2009-09-09 江西省农业科学院土壤肥料与资源环境研究所 Special calcium silicon-rich controlled release fertilizer for southern paddy rice and preparation method thereof
CN101955394A (en) * 2010-10-25 2011-01-26 华南农业大学 Super rice special fertilizer and preparation method thereof
CN101973816A (en) * 2010-10-22 2011-02-16 李林 Multi-element decomposable coated slow/controlled release fertilizer and preparation method thereof
CN101985410A (en) * 2010-11-01 2011-03-16 邢志胜 Insecticide disease-resistant fertilizer
CN102010265A (en) * 2010-10-15 2011-04-13 湖南省中科农业有限公司 Special silicon-magnesium-zinc rice high-yield fertilizer

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1121909A (en) * 1994-10-22 1996-05-08 张值 Organic mixed farm chemical contg. fertilizer and production method thereof
KR100222637B1 (en) * 1997-04-12 1999-10-01 김재인 Fertilizer using water waste sludge and fly-ash and the process thereof
CN101525260A (en) * 2009-04-13 2009-09-09 江西省农业科学院土壤肥料与资源环境研究所 Special calcium silicon-rich controlled release fertilizer for southern paddy rice and preparation method thereof
CN102010265A (en) * 2010-10-15 2011-04-13 湖南省中科农业有限公司 Special silicon-magnesium-zinc rice high-yield fertilizer
CN101973816A (en) * 2010-10-22 2011-02-16 李林 Multi-element decomposable coated slow/controlled release fertilizer and preparation method thereof
CN101955394A (en) * 2010-10-25 2011-01-26 华南农业大学 Super rice special fertilizer and preparation method thereof
CN101985410A (en) * 2010-11-01 2011-03-16 邢志胜 Insecticide disease-resistant fertilizer

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Inventor after: Lan Chuntao

Inventor after: Li Xia

Inventor after: Ma Xiufeng

Inventor after: Wang Bao

Inventor before: Yang Liu

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Patentee before: Maanshan Kebang Eco-Fertilizer Co.,Ltd.

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