CN102795946A - Formulation and preparation method of humic acid sustained release fertilizer for double-activity and double-effect cotton - Google Patents
Formulation and preparation method of humic acid sustained release fertilizer for double-activity and double-effect cotton Download PDFInfo
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- CN102795946A CN102795946A CN2012102633211A CN201210263321A CN102795946A CN 102795946 A CN102795946 A CN 102795946A CN 2012102633211 A CN2012102633211 A CN 2012102633211A CN 201210263321 A CN201210263321 A CN 201210263321A CN 102795946 A CN102795946 A CN 102795946A
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Abstract
The invention relates to a formulation and preparation method of a humic acid sustained release fertilizer for double-activity and double-effect cotton. The humic acid sustained release fertilizer for double-activity and double-effect cotton is prepared by compounding long-acting humic acid composite nitrogen fertilizer, large granular urea, diammonium phosphate, granular potassium chloride, borax and the like. The humic acid sustained release fertilizer specially used for double-activity and double-effect cotton is applied once before the cotton is sown and is not applied anymore later, so that the cost is reduced and the time and the labor are saved.
Description
Psychomotor domain
The present invention relates to fertile prescription of the special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton and preparation method thereof, be a kind of be raw material with weathered coal or brown coal, carry out the new-type fertilizer manufacturing technology of the long-acting composite nitrogen fertilizer of active rotten urea of activated humic acid content and nitrogen content.
Background technology
According to existing fertilizer variety and fertilizer practice; China is mainly adopting base manure and the mode of topdressing and combining aspect the cotton fertilising; The time applying the part fertilizer except that sowing in life of cotton, carry out at least topdressing for twice, topdress and generally adopt the surface to spread fertilizer over the fields and combine to water; Cause the fertilizer that imposes on soil surface because various approach such as volatilization, loss lose in a large number, cause utilization rate of fertilizer low.
Humic acid slow release fertilizer is exactly that the nutrient element releasing rule of fertilizer and the nutrition absorption of crop match; Both can realize that the single fertilization saving of work and time was efficient; Compare with common fertilizer; This fertilizer has the good slow release effect, effectively improves fertilizer utilization ratio, has reduced the waste of fertilizer and the pollution that edatope is caused.
Trace element in the soil, as: zinc, magnesium, boron etc. are useful to the growth of cotton.The zinc of an amount of concentration can promote the growth of root, makes that plant is strong, dark green leaf color, chlorophyll content are high, net photosynthesis and CO
2Assimilative capacity strengthens.
The objective of the invention is to overcome the defective of previous methods, provide a kind of processing condition simple, activation effect is good, and production cost is low, and reactivity is high, the fertile working method of the special-purpose humic acid slow release of the cotton of the dual-active economic benefits and social benefits of good water solubility.
Summary of the invention
Deficiency to prior art; The invention provides fertile prescription of the special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton and preparation method thereof, and invention organically combines humic acids activation and urea complexation reaction under low moisture fusing urea liquid phase; Carry out simultaneously; The humic acids activation rate is high, and rotten urea combination rate is high, and production cost is low, operating procedure is simple; Be fit to the fertile enterprise of existing compound and utilize existing installation to carry out scale prodn, the pollution that has solved existing working method is big, cost is high, can not continuous production, drawback that activated humic acid content is low.
The prescription that dual-active economic benefits and social benefits cotton humic acid slow release is fertile, feed composition is following by weight:
The long-acting composite nitrogen fertilizer 300-500 of humic acids part
Granular urea 20-250 part
Granule potassium chloride 100-250 part
Particle two ammonium 200-400 parts
Sal epsom 1-3 part
Zinc sulfate 1-3 part
Borax 0-3 part
Thiophanate methyl 2-10 part.
Further, feed composition is following by weight:
The long-acting composite nitrogen fertilizer 380-420 of humic acids part
Granular urea 130-150 part
Granule potassium chloride 180-200 part
Particle two ammonium 280-320 parts
Sal epsom 1-2 part
Zinc sulfate 1-2 part
Borax 1-3 part
Thiophanate methyl 6-8 part.
3, the making of the long-acting composite nitrogen fertilizer of humic acids
The making method of the long-acting composite nitrogen fertilizer of a kind of humic acids (N >=26%, K2O >=3.4%, HA >=15%) may further comprise the steps:
A, two kinds of activating substances of urea-Repone K (being dual-active) fusing assistant fusion: with powdery or small particle urea input urea groups fusion jar; In ratio shown in the table 1: 100 mass parts urea amounts add 4 mass parts water; Allocate the powdery Repone K of 10 mass parts into; Be heated to 120 ℃ with steam coils, stir and make urea-Repone K congruent melting, form dual-active urea-Repone K fused solution;
B, rotten urea activation: in another retort of dual-active urea liquid metering input for preparing among a; Urea content in the calculation procedure a dual-active urea liquid; Ratio in urea amount, humic acid material and yellow soda ash ratio of quality and the number of copies 1:0.6:0.06 adds powdery humic acid material and yellow soda ash; With steam insulation to 100 ℃, fully the stir-activating reaction is about 20 minutes, forms the rotten urea liquid of dual-active of the good fluidity of black.
C, spray granulating: the rotten urea liquid of the dual-active among the b is delivered to the granulation high tower through the insulation impeller pump, through specific shower nozzle whitewashing, the air-cooled granulating that solidifies.
D, cooling screening: the granulation input cooling cylinder that forms among the c, add an amount of amendment, further round as a ball cooling, screening, quantitative package forms product.
Table 1 corruption-urea liquid mass fraction proportioning
| Urea amount % | Repone K % | Water % | Weathered coal % | Yellow soda ash |
| 55.6 | 5.6 | 2.2 | 33.3 | 3.3 |
The raw materials used commercially available prod model that is is HAH02 (nitrogen content is 26%, potassium oxide content is 3.4%, humic acids content be 15%); Nitrogen content is 46.2% in the granular urea; Potassium oxide content is 60% in the Repone K; Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, are mass percent.The particle diameter of all raw materials is all in 2～4 millimeters scopes.The fertile application of the special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton of the present invention is before sowing cotton seed, once to apply, and no longer imposes.
Excellent results of the present invention is following:
1. dual-active economic benefits and social benefits
Utilize two kinds of acvators that humic acids is carried out activation; The special-purpose humic acid slow release fertilizer of dual-active economic benefits and social benefits cotton that humic acids long-acting nitrogen fertilizer after the activation and related raw material the are re-dubbed quality of effectively improving the soil; Effectively improve fertilizer utilization ratio, reach the special-effect of dual-active economic benefits and social benefits.
2. nutrient discharges and meets the demand rule of cotton to nutrition
In the year growth cycle, cotton inhales fertile peak period at flowering and boll-setting period, and the nitrogen fertilizer absorption peak is at preceding (early flowering season is to full-bloom stage), and phosphorus potassium absorbs the peak in back (full-bloom stage is to the term of opening bolls).The special-purpose humic acid slow release fertilizer of cotton designs according to this absorbing rule of cotton just; Simultaneously; Cotton harvesting be cotton-wool, and phosphate fertilizer is to promote root growth and blossom and bear fruit, potash fertilizer then can disease resistance enhancemen; Special-purpose humic acid slow release fertilizer is also taken the release peak of phosphate fertilizer and potash fertilizer into account, for the good quality and high output of cotton has been established good fertilizer basis.
3. the raising utilization rate of fertilizer reduces fertilizer application frequency
The nutrient that the special-purpose humic acid slow release of cotton is fertile discharges along with the absorption of cotton is slowly carried out, and the nutrient ion that exists in the soil is few, because of the nutrient of rainfall or irrigation loss is few, has also reduced soil to nutrient ionic fixed action.Simultaneously, owing to reduced fertilizer application frequency, avoided repeatedly applying fertilizer to the injury of root system, improved the receptivity of root, these all help the raising of utilization rate of fertilizer.According to test, under the identical situation of dose, the special-purpose humic acid slow release fertilizer of cotton increases operation rate 17%～29% than common chemical fertilizer.
4. effect of trace elements
The trace element that is added in the special-purpose humic acid slow release fertilizer all is that cotton growth is interim necessary, lacks wherein a kind of, all can cause corresponding symptom, and output of cotton and quality are all caused disadvantageous effect.
5. the effect of thiophanate methyl
Thiophanate methyl is to inhale the low toxicity sterilant in the broad spectrum, joins with fertilizer and can prevent and treat disease in cotton seedling stage after executing.
Embodiment
The raw materials used commercially available prod model that is is for the HAH02 nitrogen content is 26%, potassium oxide content is 3.4%, humic acids content is 15% in following examples; Nitrogen content is 46.2% in the granular urea; Potassium oxide content is 60% in the Repone K; Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, are mass percent.The particle diameter of all raw materials is all in 2～4 millimeters scopes.
The long-acting composite nitrogen fertilizer N of humic acids>=26%, K
2O>=3.4%, the making method of HA>=15% may further comprise the steps:
A, two kinds of activating substances of urea-Repone K (being dual-active) fusing assistant fusion: with powdery or small particle urea input urea groups fusion jar; In ratio shown in the table 1: 100 mass parts urea amounts add 4 mass parts water; Allocate the powdery Repone K of 10 mass parts into; Be heated to 120 ℃ with steam coils, stir and make urea-Repone K congruent melting, form dual-active urea-Repone K fused solution;
B, rotten urea activation: in another retort of dual-active urea liquid metering input for preparing among a; Urea content in the calculation procedure a dual-active urea liquid; Ratio in urea amount, humic acid material and yellow soda ash ratio of quality and the number of copies 1:0.6:0.06 adds powdery humic acid material and yellow soda ash; With steam insulation to 100 ℃, fully the stir-activating reaction is about 20 minutes, forms the rotten urea liquid of dual-active of the good fluidity of black.
C, spray granulating: the rotten urea liquid of the dual-active among the b is delivered to the granulation high tower through the insulation impeller pump, through specific shower nozzle whitewashing, the air-cooled granulating that solidifies.
D, cooling screening: the granulation input cooling cylinder that forms among the c, add an amount of amendment, further round as a ball cooling, screening, quantitative package forms product.
Table 1 corruption-urea liquid mass fraction proportioning
| Urea amount % | Repone K % | Water % | Weathered coal % | Yellow soda ash |
| 55.6 | 5.6 | 2.2 | 33.3 | 3.3 |
Embodiment 1
The special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton is fertile, and total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 22%, 10%, 14%, and humic acids content is 5.4%, is mass percent.Feed composition is following:
The long-acting composite nitrogen fertilizer 359 of humic acids
Granular urea 190
Repone K 220
Diammonium phosphate 220
Sal epsom 2
Zinc sulfate 2
Borax 1
Thiophanate methyl 6
The preparation method puts into stirrer together with above-mentioned each raw material and stirred 5～10 minutes, and fully mixing promptly gets.Then with the fertilizer that mixes send into metering, wrapping machine measures, packs.
Embodiment 2
The special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton is fertile, and total nutrient: nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide content are respectively 20%, 17%, 9%, and humic acids content is 7.0%, is mass percent.Feed composition is following:
The long-acting composite nitrogen fertilizer 466 of humic acids
Granular urea 30
Repone K 125
Diammonium phosphate 370
Sal epsom 1
Zinc sulfate 1
Borax 1
Thiophanate methyl 6
The preparation method puts into stirrer together with above-mentioned each raw material and stirred 5～10 minutes, and fully mixing promptly gets.Then with the fertilizer that mixes send into metering, wrapping machine measures, packs.
Specific embodiment 3
Feed composition is following:
The long-acting composite nitrogen fertilizer 500 of humic acids
Granular urea 250
Repone K 250
Diammonium phosphate 400
Sal epsom 3
Zinc sulfate 3
Borax 3
Thiophanate methyl 10
The preparation method puts into stirrer together with above-mentioned each raw material and stirred 5～10 minutes, and fully mixing promptly gets.Then with the fertilizer that mixes send into metering, wrapping machine measures, packs.
Specific embodiment 4
Feed composition is following:
The long-acting composite nitrogen fertilizer 380 of humic acids
Granular urea 150
Repone K 180
Diammonium phosphate 320
Sal epsom 1
Zinc sulfate 2
Borax 1
Thiophanate methyl 8
Specific embodiment 5
The long-acting composite nitrogen fertilizer 420 of humic acids
Granular urea 130
Repone K 200
Diammonium phosphate 280
Sal epsom 2
Zinc sulfate 1
Borax 3
Thiophanate methyl 6
Specific embodiment 6
The long-acting composite nitrogen fertilizer 400 of humic acids
Granular urea 140
Repone K 190
Diammonium phosphate 300
Sal epsom 2
Zinc sulfate 1
Borax 2
Thiophanate methyl 7
Comparative Examples: common Repone K composite fertilizer (total nutrient content 40%)+urea (nitrogen content 46%).
The effect of above embodiment 1～6 and Comparative Examples is following:
Supply the examination cotton variety to grind No. 15 for the Shandong cotton, soil is the loamy texture cinnamon soil, and the special-purpose humic acid slow release fertilizer of cotton all is before the rudiment in spring, once to apply among the embodiment, and amount of application is every mu of 60kg.Application process is to turn over after before sowing cotton seed, spreading fertilizer over the fields to bury.Fertilizer is used by peasant's custom of applying fertilizer and is divided base manure to use with topdressing in the Comparative Examples; Specific practice is; By the Repone K composite fertilizer of every mu of 45kg and the fertilizer amount of 25kg urea, turn over after composite fertilizer spreads fertilizer over the fields before sowing cotton seed and bury in the Comparative Examples, urea spread fertilizer over the fields in soil surface in flowering period.Effect is as shown in the table:
Claims (4)
1. the fertile prescription of dual-active economic benefits and social benefits cotton humic acid slow release is characterized in that feed composition is following by weight:
The long-acting composite nitrogen fertilizer 300-500 of humic acids part
Granular urea 20-250 part
Granule potassium chloride 100-250 part
Particle two ammonium 200-400 parts
Sal epsom 1-3 part
Zinc sulfate 1-3 part
Borax 0-3 part
Thiophanate methyl 2-10 part.
2. like the fertile prescription of right 1 described dual-active economic benefits and social benefits cotton humic acid slow release, it is characterized in that feed composition is following by weight:
The long-acting composite nitrogen fertilizer 380-420 of humic acids part
Granular urea 130-150 part
Granule potassium chloride 180-200 part
Particle two ammonium 280-320 parts
Sal epsom 1-2 part
Zinc sulfate 1-2 part
Borax 1-3 part
Thiophanate methyl 6-8 part.
3. the preparation method that dual-active economic benefits and social benefits cotton humic acid slow release according to claim 1 and 2 is fertile is characterized in that:
The long-acting composite nitrogen fertilizer of humic acids, N >=26% wherein, K2O >=3.4%, the making method of HA >=15% may further comprise the steps:
A, the fusion of two kinds of activating substance fusing assistants of urea-Repone K: with powdery or small particle urea input urea groups fusion jar; In ratio shown in the table 1: 100 mass parts urea amounts add 4 mass parts water; Allocate the powdery Repone K of 10 mass parts into; Be heated to 120 ℃ with steam coils, stir and make urea-Repone K congruent melting, form dual-active urea-Repone K fused solution;
B, rotten urea activation: in another retort of dual-active urea liquid metering input for preparing among a; Urea content in the calculation procedure a dual-active urea liquid; Ratio in urea amount, humic acid material and yellow soda ash ratio of quality and the number of copies 1:0.6:0.06 adds powdery humic acid material and yellow soda ash; With steam insulation to 100 ℃, fully the stir-activating reaction is about 20 minutes, forms the rotten urea liquid of dual-active of the good fluidity of black;
C, spray granulating: the rotten urea liquid of the dual-active among the b is delivered to the granulation high tower through the insulation impeller pump, through specific shower nozzle whitewashing, the air-cooled granulating that solidifies;
D, cooling screening: the granulation input cooling cylinder that forms among the c, add an amount of amendment, further round as a ball cooling, screening, quantitative package forms product.
4. the special-purpose humic acid slow release of dual-active economic benefits and social benefits cotton as claimed in claim 1 is fertile, it is characterized in that its raw materials used commercially available prod model that is is HAH02; Nitrogen content is 46.2% in the granular urea; Potassium oxide content is 60% in the Repone K; Nitrogen, phosphorus pentoxide content are respectively 18%, 46% in the diammonium phosphate, are mass percent; The particle diameter of all raw materials is all in 2～4 millimeters scopes.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058756A (en) * | 2012-12-26 | 2013-04-24 | 施可丰化工股份有限公司 | Preparation method for special slow-release long-acting compound fertilizer for cotton |
| CN103524215A (en) * | 2013-09-30 | 2014-01-22 | 安徽省司尔特肥业股份有限公司 | Soil improvement type cotton dedicated sustained-release fertilizer and preparation method thereof |
| CN103724133A (en) * | 2013-12-30 | 2014-04-16 | 叶长东 | Humic acid sustained-release phosphorus fertilizer using alcohol waste liquor of sugar refinery |
| CN105237140A (en) * | 2015-08-31 | 2016-01-13 | 周口市农业科学院 | Formula fertilizer specially used for cotton in moisture soil zone, preparation and application thereof |
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| WO1996018591A1 (en) * | 1994-12-12 | 1996-06-20 | Mee Young Song | The controlled release matrix-type fertilizer and the process of preparation therefor |
| CN102070375A (en) * | 2010-12-22 | 2011-05-25 | 山东农大肥业科技有限公司 | Manufacturingmethod of active humic acid controlled-release fertilizer |
| CN102173961A (en) * | 2010-12-23 | 2011-09-07 | 菏泽金正大生态工程有限公司 | Disease-preventing type controlled release fertilizer special for Xinjiang cotton, and preparation method and application thereof |
| CN102503628A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of humic acid/urea long-acting nitrogen fertilizer |
| CN102503629A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Formula and preparation method of special double-activity double-effect humic acid slow release fertilizer for tea tree |
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2012
- 2012-07-27 CN CN2012102633211A patent/CN102795946A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996018591A1 (en) * | 1994-12-12 | 1996-06-20 | Mee Young Song | The controlled release matrix-type fertilizer and the process of preparation therefor |
| CN102070375A (en) * | 2010-12-22 | 2011-05-25 | 山东农大肥业科技有限公司 | Manufacturingmethod of active humic acid controlled-release fertilizer |
| CN102173961A (en) * | 2010-12-23 | 2011-09-07 | 菏泽金正大生态工程有限公司 | Disease-preventing type controlled release fertilizer special for Xinjiang cotton, and preparation method and application thereof |
| CN102503628A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of humic acid/urea long-acting nitrogen fertilizer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058756A (en) * | 2012-12-26 | 2013-04-24 | 施可丰化工股份有限公司 | Preparation method for special slow-release long-acting compound fertilizer for cotton |
| CN103524215A (en) * | 2013-09-30 | 2014-01-22 | 安徽省司尔特肥业股份有限公司 | Soil improvement type cotton dedicated sustained-release fertilizer and preparation method thereof |
| CN103724133A (en) * | 2013-12-30 | 2014-04-16 | 叶长东 | Humic acid sustained-release phosphorus fertilizer using alcohol waste liquor of sugar refinery |
| CN103724133B (en) * | 2013-12-30 | 2016-01-20 | 叶长东 | A kind of humic acid type of alcohol waste liquid for sugar refinery that utilizes delays controlled release phosphate fertilizer |
| CN105237140A (en) * | 2015-08-31 | 2016-01-13 | 周口市农业科学院 | Formula fertilizer specially used for cotton in moisture soil zone, preparation and application thereof |
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Application publication date: 20121128 |