CN101774850B - Multifunctional compound fertilizer additive and preparation method thereof - Google Patents
Multifunctional compound fertilizer additive and preparation method thereof Download PDFInfo
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- CN101774850B CN101774850B CN201010013648A CN201010013648A CN101774850B CN 101774850 B CN101774850 B CN 101774850B CN 201010013648 A CN201010013648 A CN 201010013648A CN 201010013648 A CN201010013648 A CN 201010013648A CN 101774850 B CN101774850 B CN 101774850B
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Abstract
The invention discloses a multifunctional compound fertilizer additive and a preparation method thereof. The preparation method comprises the following steps: uniformly spraying a compound amino acid complex solution of trace elements containing Fe, B, Mn, Cu, Zn and Mo, rare earth elements containing Ce and La and beneficial mineral elements containing Ni, Co and Ti on grass carbon, brown coal or weathered coal powder, airing or drying, and then crushing to obtain a material A; preparing dicyandiamide used as a nitrification inhibitor into an ammonia solution to be adsorbed on carboxymethyl cellulose used as a water retention agent, airing or drying, and then crushing to obtain a material B; mixing cobalt sulfide and molybdenum sulfide which are used as nitrogen fixation catalysts with bean cakes or corn starch to obtain a material C; and uniformly mixing the material A, the material B and the material C to obtain the additive. The multifunctional compound fertilizer added with the additive of the invention has the advantages of fixing nitrogen, dissolving phosphorus, enriching soil, reducing nutrient loss, improving nutrient utilization ratio, improving crop enzyme activity, promoting metabolism, improving crop quality, increasing crop yield, retaining water, saving water, resisting drought, regulating buffering acidity or saline-alkali soil, and improving soil structure.
Description
Technical field
The invention belongs to the fertilizer additive technical field, especially relate to a kind of multifunctional compound fertilizer additive and preparation method thereof.
Background technology
The multifunctional compound fertilizer brand of domestic production at present is many, but actual functions of use can not be satisfactory, and the function that has does not almost have, and the reason that causes this result is many-sided.Multi-functional for compound fertilizer is had, the method and measure of taking at present has: add urease inhibitor and nitrification inhibitor, suppress hydrolysis of urea NH4
+Change and NH4
+Nitrated, prolong the fertilizer efficiency period of nitrogenous fertilizer.Because two kinds of suppressor factor prices are all high, add quantity not sufficient, suppress limited.In addition, two kinds of suppressor factor are also missed with the rainwater loss or because of soil desertifies with nitrogenous fertilizer is the same.Therefore.Nitrogenous fertilizer long-lasting not enough, exploitation requires study; Be the PO that exists in the REE that prevents to exist and trace element and the compound fertilizer with the inorganic salt form
4 3-Reaction generates insoluble phosphate and lost efficacy, and is transformed into amino acid or humic acid complex compound to them earlier, mixes with nitrogen, phosphorus, potash fertilizer and produces compound fertilizer.Because of the stability of their complex compounds less than its phosphatic stability, must have a large portion to generate insoluble phosphate and lost efficacy.In addition, farm rare-earth complex compound and trace-element complex add separately, and its physiological effect is much smaller than adding simultaneously.Therefore, the physiological function performance of agricultural rare-earth and trace element is not enough, and exploitation requires study; At present, the nitrogen-fixating and P and K decomposing functions that compound is fertile is to rely on the bio-bacterial manure mixed applying with nitrogen-fixating and P and K decomposing functions to realize.Because of existence procreation and the envrionment conditions relation of bacterium are very big, the osmotic pressure that the inorganic salt in the compound fertilizer cause bacterium brings very burden for the existence procreation of bacterium, may make its death.A large amount of bacterial death, the bacterial manure afunction.Therefore, should endeavour to develop non-mushroom complex fertilizer additive with nitrogen-fixating and P and K decomposing functions; Liquid manure is the grain of crop, supplies with not lasting problem for solving dryland soil moisture, has added the water conservation water-saving agent in the only a few compound fertilizer.Select reasons such as performance, dosage because of water-holding agent, cause the fertile water conservation water-saving function of compound very poor.Endeavouring to develop that water-intake rate is high, consumption is few, in the cheap free of contamination water-holding agent, also should develop the growth regulator that reduces plant transpiration moisture.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned deficiency of the prior art, and a kind of non-mushroom multifunctional compound fertilizer additive that makes trace element and agricultural rare-earth element not generate insoluble phosphate and have fixed nitrogen, phosphorus decomposing, potassium decomposing function is provided, to prolong the fertilizer efficiency period of nitrogenous fertilizer in the compound fertilizer; Improve the fertilizer efficiency of phosphorus, potash fertilizer; Buffered acid or saltings are regulated in the water conservation water saving, improve Soil structure; Improve crop quality, increase crop yield.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of multifunctional compound fertilizer additive is characterized in that; Evenly make by material A, material B and three kinds of mixing of materials of material C; Wherein: material A 4130～4165kg, material B 155kg, material C 65kg;
Said material A is processed by following raw material:
ZnSO
4·7H
2O 50kg FeSO
4·7H
2O 100kg
MnSO
4·H
2O 50kg CuSO
4·5H
2O 50kg
Na
2B
4O
7·10H
2O 50kg (NH
4)
2MoO
4 25kg
NiSO
4·7H
2O 10kg TiCl
3 10kg
CoCl
2·2H
2O 20kg Ce(NO
3)
3·6H
2O 50kg
La (NO
3)
36H
2The O 50kg peat composed of rotten mosses, brown coal or weathering coal dust 3000kg
Compositing acid solution 3500L;
Wherein, the concentration 190g/L of compositing acid solution～200g/L, the humic acid mass content is not less than 30% in the peat composed of rotten mosses, brown coal or the weathering coal dust;
Said material B is processed by following raw material:
Dyhard RU 100 ammonia soln 20L, CMC 99.5 150kg;
Said Dyhard RU 100 ammonia soln is that the 5kg Dyhard RU 100 is dissolved in the ammonia soln in the agricultural ammoniacal liquor of 20L, the NH in the said agricultural ammoniacal liquor
3>=15wt%, the granularity of CMC 99.5 is 80～100 orders;
Said material C is processed by following raw material:
The mixture 15kg of cobaltous sulfide and moly-sulfide, meju powder or W-Gum 50kg;
The mass ratio of said cobaltous sulfide and moly-sulfide is 1: 1, granularity≤100 orders, the granularity of meju powder or W-Gum≤60 orders.
Another object of the present invention provides a kind of preparation method of multifunctional compound fertilizer additive, it is characterized in that, this method may further comprise the steps:
The preparation of step 1, material A: take by weighing following each raw material: ZnSO
47H
2O50kg, FeSO
47H
2O100kg, MnSO
4H
2O50kg, CuSO
45H
2O50kg, Na
2B
4O
710H
2O50kg, (NH
4)
2MoO
425kg, NiSO
47H
2O10kg, TiCl
310kg, CoCl
22H
2O20kg, Ce (NO
3)
36H
2O50kg and La (NO
3)
36H
2O50kg, in the enamel reaction still of 6000L belt stirrer, adding concentration is the compositing acid solution 3500L of 190g/L～200g/L, leads to be steam heated to 50 ℃; Turn on agitator slowly adds the above-mentioned raw material that takes by weighing successively, treats to be warming up to 100 ℃～110 ℃ after raw material dissolves fully; Keep liquid boiling in the enamel reaction still, reaction 4h, while hot with spray solution in the enamel reaction still on the 3000kg peat composed of rotten mosses, brown coal or weathering coal dust; Stir while spraying; Spray as far as possible evenly, pulverize air-dry or oven dry back, promptly gets material A;
The preparation of step 2, material B: take by weighing Dyhard RU 100 5kg and be dissolved in the agricultural ammoniacal liquor of 20L and make the Dyhard RU 100 ammonia soln, the NH in the agricultural ammoniacal liquor
3>=15wt%, taking by weighing granularity is 80～100 purpose CMC 99.5 150kg, and the Dyhard RU 100 ammonia soln evenly is sprayed on the CMC 99.5, stirs while spraying, and sprays as far as possible evenly, pulverize air-dry or oven dry back, promptly gets material B;
The preparation of step 3, material C: take by weighing granularity and be not more than 100 purpose cobaltous sulfides and moly-sulfide mixture 15kg; Cobaltous sulfide and moly-sulfide mass ratio are 1: 1; Take by weighing granularity and be not more than 60 purpose meju powder or W-Gum 50kg, above-mentioned two kinds of raw materials mix are evenly promptly got material C;
The preparation of step 4, multifunctional compound fertilizer additive: the material A 4130～4165kg in the step 1, material B155kg and the material C65kg in the step 3 in the step 2 are mixed, promptly get multifunctional compound fertilizer additive.
The trace element that additive of the present invention is selected for use, agricultural rare-earth element, useful mineral element are the soluble inorganic salt of this element.For preventing the PO in above-mentioned element and phosphate fertilizer or the soil
4 3-Reaction generates insoluble phosphate and lost efficacy, and tackles them and carries out complexing.Use earlier the compositing acid solution complexing, continue with the peat composed of rotten mosses, brown coal or the weathered coal complexing of being rich in humic acid.Because of their amino acid or humic acid complex compound stability all less than their phosphoric acid salt, be unavoidable so they partly generate insoluble phosphate.If select the stronger complexing agent of complex ability,,, should not select for use because of valency is high, cost is big like EDTA etc.For reducing the loss, be adsorbed on their amino acid, humic acid complex compound on the peat composed of rotten mosses, brown coal or the weathered coal with strong adsorptive power, reduce in the fertile course of processing of compound the touch opportunity of they and phosphate fertilizer as far as possible.Humic acid also be crop nutrient composition, growth regulator, enzyme acvator, urease inhibitor, soil phosphorus decomposing agent, hold fertile water-holding agent, soil improvement agent.
The present invention selects two kinds of aminoacids complex complexing agent and humic acid complexing agents for use.The compounded amino acid complex is lower and increasing yield and improving quality is effective than single amino acid complex compound production cost.Aminoacids complex complexing agent and humic acid complexing agent act on simultaneously, because synergistic effect, the complexing effect is better than single complexing agent.
Trace element is Fe, B, Mn, Cu, Zn, Mo in the additive of the present invention, and REE is Ce, La, and useful mineral element is Ni, Co, Ti.Three dvielements use simultaneously, and effect is collaborative, action compensating, and function is outstanding.
The suppressor factor potion is used more in the additive of the present invention.Dyhard RU 100 (DCD) is a nitrification inhibitor, suppresses NH
4 +→ NO
3 -, NO
3 -→ NO and NO
3 -→ N
2The O reaction reduces NH
4 +Loss, it is again a nitrogenous fertilizer simultaneously.The peat composed of rotten mosses, brown coal, the weathered coal that are rich in humic acid are urease inhibitor, suppress the hydrolysis reaction of urea under the urase effect, promptly
(because of NH
4 +Be difficult in soil, keeping, be prone to cause loss).Simultaneously they are again fertilizers, or the acvator of complexing agent, plant-growth regulator, plurality of enzymes, phosphorus decomposing agent are (because of humic acid has slightly acidic; Can be with being fixed up in the soil and the difficult insoluble phosphorus that is absorbed by crop is converted into titanium pigment), hold fertile water-holding agent (because of weathered coal has stronger adsorptivity), saving water, resisting drought agent (because of humic acid can suppress the crop stomatal aperture, to reduce plant moisture rising), soil improvement agent (because of humic acid has good ion-exchange performance; Acid soil and salt affected soil all had the adjusting shock absorption; The peat composed of rotten mosses, brown coal or weathered coal belong to organism, can improve Soil structure).
Water-holding agent in the additive of the present invention is a CMC 99.5, is a kind of organic high molecular polymer, the network molecule chain structure.Meeting the pair ion water that ionization generates behind the water has extremely strong affinity interaction, rapidly the water of big hundreds of times even thousands of times of specific absorption sole mass.The suction after is a hydrogel, and the moisture that can slowly discharge absorption is supplied with crop.Water-retaining agent has water absorbing properties repeatedly, and it is long to suction the cycle that discharges water behind the water, can reach 4-6 individual month, more much lower than other water-retaining agents such as SEPIGEL 305 price.
Fixed nitrogen catalyzer in the additive of the present invention is the mixture of cobaltous sulfide and moly-sulfide, and mixes with soya-bean cake, W-Gum.Soya-bean cake, W-Gum are that the existence procreation of microorganism species provides abundant nutrition, and excretory enzyme isoreactivity material can excite the normal temperature nitrogenase activity of cobaltous sulfide, moly-sulfide, the carrying out that quickens its fixed nitrogen process in the microbial life activity.
Additive 100kg of the present invention and 900kg produce fertile other raw materials (nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, the wilkinite) mixing granulation of compound, can have multi-functional compound fertilizer product.
The present invention compared with prior art has the following advantages:
(1), slowly-releasing, long-acting, effective complete with the compound fertilizer product nutrient of additive preparation of the present invention.With not only containing the essential macroelement of plant growth, moderate-element in the compound fertilizer product of additive preparation of the present invention, also contain the essential trace element of plant growth, agricultural rare-earth element and useful mineral element.Greatly, moderate-element adopts adding suppressor factor, sorbent material etc. to carry out the slow release long-acting processing.Trace element, REE, mineral element adopt amino acid, humic acid complexing; Adsorb with the peat composed of rotten mosses, brown coal, weathered coal again and wrap up processing with strong adsorptivity; Stop trace, rare earth, mineral element to generate insoluble phosphate and lost efficacy, kept the long-lasting and validity of elements fed.The release period of nitrogen can prolong 30～50 days, and the utilization ratio of nitrogen can improve 20%～25%, and the utilization ratio of phosphorus can improve 25%～30%.
(2) stimulate the promotion plant growth, improve crop yield.Aminoacids complex that contains in the compound fertilizer product with additive preparation of the present invention and humic acid are the acvators of plurality of enzymes, and the activation of making the object endoenzyme can promote plant growth undoubtedly.Amino acid, humic acid also are the organotrophies of crop, and micromolecular amino acid, humic acid can directly be absorbed by crop, and different aminoacids has unique physiological action to Different Crop, and this effect is that other materials are difficult to alternate.Humic acid is not only crop growth regulator, or the anti-wither agent of drought resisting.It can regulate the controlling plant stomatal aperture, and plant stomatal aperture when lack of water is diminished, and reduces moisture transpiration, strengthens drought resistance, makes that output is unlikely when drought and water shortage falls very lowly.The chelating amino acids rare earth has good physiological action to crop, and the enhancing crop root system development promotes liquid manure to absorb, and the enhancing crop respiration promotes chlorophyll synthetic, strengthens photosynthesis, promotes the activation of enzyme, and acceleransstoff transforms, and improves crop yield.Useful mineral element Ti all has good action to the absorption conversion of nitrogen and various nutrient elements; Ni has promoter action to the growth of some crop, and cobalt can quicken the fixed nitrogen process of rhizobium leguminosarum, and Si can improve the rice leaf upright degree; Reduce and shelter from heat or light each other; Prevent lodging, prevent fungi infestation, increase disease resistance.The water-holding agent CMC 99.5 is in time supplied with moisture, supplies with if nutritive element is in time sufficient, through water, fertile two kinds of raising the output factor interactions, can improve crop yield greatly.
(3) promote crop quality, reduce nitrate content.The albumen that contains in the compound fertilizer with additive preparation of the present invention, starch, amino acid, humic acid Mierocrystalline cellulose except that the nutrient that the generation plant growth needs, also produce the essential CO of crop photosynthesis effect in decomposition course
2, be the photosynthetic material conditions that provide.Amino acid, humic acid can improve the activity of plurality of enzymes in the photosynthesis, make crop can more effectively carry out the synthetic decomposition and the conversion of carbon assimalation and sugar, increase sugar and vitamin contents in the fruit.Need not under the photosynthetic condition, amino acid is participated in directly and is done the synthetic of object internal protein, increases protein contnt in the fruit.Amino acid and humic acid excite and have improved the activity of plurality of enzymes, quicken crop metabolism, improve the antitoxin toxin expelling ability of crop, have reduced nitrate salt in the fruit, nitrite and heavy metal content.The organic acid content range of decrease like tamato fruit is 3.5%～10.0%; Soluble sugar content amplification is 0.5%～10.2%; VC content amplification is 10.5%～25.5%, and the nitrate content range of decrease is 10.0%～18.6%, and the heavy metal content range of decrease is 30.5%～40.3%; The sugar-acid ratio of red fuji apple improves 5.5%～8.5%, and VC content amplification is 9%～20%, and the nitrate content range of decrease is 8.0%～12.0%, and the heavy metal content range of decrease is 32.3%～43.5%.
(4) fixed nitrogen phosphorus decomposing increases soil fertility.The humic acid that contains in the compound fertilizer with additive preparation of the present invention is a kind of organic acid, and it can be with being got off by soil fixing and the difficult element that is absorbed by crop parses again and is made for thing and absorbs.Be made for thing and absorb as insoluble phosphate being transformed into solubility or inflexible soluble phosphoric acid salt.The fixed nitrogen catalyzer can promote the carrying out of fixed nitrogen reaction, increases Soil Nitrogen content.The peat composed of rotten mosses, brown coal, weathered coal, CMC 99.5, soya-bean cake, W-Gum have increased soil with organic matter content, and multiplying for the existence of mikrobe in the soil provides abundant grain.Through the activity of mikrobe, accelerate degradation of organic matter, gas that discharges in the degradation process and moisture provide good condition for mikrobe recovers and gets into logarithmic phase again in soil.Beneficial microbe colony in the soil (like vinelandii, P and K decomposing bacterium) rolls up, and through the effect of functional biological bacterium, can increase nitrogen content in the soil, transforms potential nutrient phosphorus and potassium in the soil.
(5) improve the soil, for plant growth provides good edatope.Organism such as the amino acid that contains in the compound fertilizer with additive preparation of the present invention, humic acid, Mierocrystalline cellulose can improve soil aggregate, decompose the soil deposit thing, remove soil rubbish, degrading pesticide residues.Amino acid, humic acid all have very strong ion exchange, and acid soil, salt affected soil are all had good adjusting, buffering, improving effect.The peat composed of rotten mosses, brown coal, weathered coal, CMC 99.5 are a kind of free-running property organism, make soil become loose, and they also are the grain of soil microorganisms existence procreation.Through microbial activities, increased the soil hole, improved ventilation property, absorptivity and guarantor's property held of soil, for plant growth provides good water, fertilizer, gas, heat, edatope.
(6) increasing yield and improving quality improves planting benefit.Preamble was narrated the unusual effect of the fertile increasing yield and improving quality of compound that uses additive preparation of the present invention, because of increasing yield and improving quality, must reduce the fertilising cost, improved planting benefit.As the compound that adds additive preparation of the present invention is fertile; Nitrogen, phosphorus, potassium total nutrient are 45%; Nitrogen, phosphorus, potassium mass ratio are 1: 1: 1 compound fertilizer product and do not add additive of the present invention, and nitrogen, phosphorus, potassium total nutrient are 45%, and nitrogen, phosphorus, potassium mass ratio are that 1: 1: 1 compound fertilizer product is compared; The multifunctional compound fertilizer effect of increasing production highly significant that adds additive preparation of the present invention; Every mu of wheat is singly executed multifunctional compound fertilizer that 50kg adds additive preparation of the present invention and is singly executed other compound fertilizer of 50kg with every mu of wheat and compare, and the wheat per mu yield is increased to 405kg by 355kg, raising the output 14.7%.Every mu of 10 years living red fuji apple is singly executed multifunctional compound fertilizer that 100kg adds additive preparation of the present invention and is singly executed other compound fertilizer of 100kg and compare with every mu, and the red fuji apple per mu yield is increased to 2730kg by 2350kg, raising the output 16.2%.
Through embodiment, technical scheme of the present invention is done further detailed description below.
Embodiment
Embodiment 1
Take by weighing ZnSO
47H
2O:50kg, FeSO
47H
2O:100kg, MnSO
4H
2O:50kg, CuSO
45H
2O:50kg, Na
2B
4O
710H
2O:50kg, (NH
4)
2MoO
4: 25kg, NiSO
47H
2O:10kg, TiCl
3: 10kg, CoCl
22H
2O:20kg, Ce (NO
3)
36H
2O:50kg, La (NO
3)
36H
2O:50kg.
In the enamel reaction still of 6000L belt stirrer, adding concentration is the compositing acid solution 3500L of 190g/L～200g/L; Lead to and be steam heated to 50 ℃; Turn on agitator slowly adds the above-mentioned material that takes by weighing successively, treats to be warming up to 100 ℃～110 ℃ after material dissolves fully; Keep liquid boiling in the enamel reaction still, reaction 4h.While hot with spray solution in the enamel reaction still on the 3000kg peat composed of rotten mosses, brown coal or weathering coal dust, stir while spraying, spray as far as possible evenly, air-dry or oven dry, pulverize, promptly get material A.
Annotate: compositing acid solution is from the mother liquor of producing Gelucystine with albumen waste material or keratoprotein.
Embodiment 2
Take by weighing Dyhard RU 100 (DCD) 5kg be dissolved in the agricultural ammoniacal liquor of 20L the Dyhard RU 100 ammonia soln, the NH in the agricultural ammoniacal liquor
3>=15wt%.Taking by weighing granularity is 80～100 purpose CMC 99.5 150kg.
The Dyhard RU 100 ammonia soln evenly is sprayed on the CMC 99.5, stirs, spray as far as possible evenly, air-dry or oven dry, pulverize, promptly get material B while spraying.
Embodiment 3
Take by weighing granularity and be not more than 100 purpose cobaltous sulfides and moly-sulfide compound 15kg, the mass ratio of cobaltous sulfide and moly-sulfide is 1: 1.
Take by weighing granularity and be not more than 60 purpose meju powder or W-Gum 50kg.
Above-mentioned two kinds of raw materials mix are evenly promptly got material C.
Embodiment 4
Take by weighing material A 4130～4165kg, material B 155kg and material C 65kg, above-mentioned three kinds of mixing of materials are even, promptly get additive D.
Embodiment 5
Take by weighing additive D100kg, fertile other raw materials (nitrogenous fertilizer, phosphate fertilizer, potash fertilizer and the wilkinite) 900kg of compound, mixing, pulverizing, disk or rotary drum choosing grain, drying, metering, packing promptly get the multifunctional compound fertilizer product.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalence that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (1)
1. a multifunctional compound fertilizer additive is characterized in that, is evenly made by material A, material B and three kinds of mixing of materials of material C, wherein: material A 4130～4165kg, material B 155kg, material C 65kg;
Said material A is processed by following raw material:
Wherein, the concentration 190g/L of compositing acid solution～200g/L, the humic acid mass content is not less than 30% in the peat composed of rotten mosses, brown coal or the weathering coal dust;
Said material B is processed by following raw material:
Dyhard RU 100 ammonia soln 20L, CMC 99.5 150kg;
Said Dyhard RU 100 ammonia soln is that the 5kg Dyhard RU 100 is dissolved in the ammonia soln in the agricultural ammoniacal liquor of 20L, the NH in the said agricultural ammoniacal liquor
3>=15wt%, the granularity of CMC 99.5 is 80～100 orders;
Said material C is processed by following raw material:
The mixture 15kg of cobaltous sulfide and moly-sulfide, meju powder or W-Gum 50kg;
The mass ratio of said cobaltous sulfide and moly-sulfide is 1: 1, granularity≤100 orders, the granularity of meju powder or W-Gum≤60 orders;
The preparation method of said multifunctional compound fertilizer additive may further comprise the steps:
The preparation of step 1, material A: take by weighing following each raw material: ZnSO
47H
2O 50kg, FeSO
47H
2O 100kg, MnSO
4H
2O 50kg, CuSO
45H
2O 50kg, Na
2B
4O
710H
2O50kg, (NH
4)
2MoO
425kg, NiSO
47H
2O 10kg, TiCl
310kg, CoCl
22H
2O 20kg, Ce (NO
3)
36H
2O 50kg and La (NO
3)
36H
2O 50kg, in the enamel reaction still of 6000L belt stirrer, adding concentration is the compositing acid solution 3500L of 190g/L～200g/L, leads to be steam heated to 50 ℃; Turn on agitator slowly adds the above-mentioned raw material that takes by weighing successively, treats to be warming up to 100 ℃～110 ℃ after raw material dissolves fully; Keep liquid boiling in the enamel reaction still, reaction 4h, while hot with spray solution in the enamel reaction still on the 3000kg peat composed of rotten mosses, brown coal or weathering coal dust; Stir while spraying; Spray as far as possible evenly, pulverize air-dry or oven dry back, promptly gets material A;
The preparation of step 2, material B: take by weighing Dyhard RU 100 5kg and be dissolved in the agricultural ammoniacal liquor of 20L and make the Dyhard RU 100 ammonia soln, the NH in the agricultural ammoniacal liquor
3>=15wt%, taking by weighing granularity is 80～100 purpose CMC 99.5 150kg, and the Dyhard RU 100 ammonia soln evenly is sprayed on the CMC 99.5, stirs while spraying, and sprays as far as possible evenly, pulverize air-dry or oven dry back, promptly gets material B;
The preparation of step 3, material C: take by weighing granularity and be not more than 100 purpose cobaltous sulfides and moly-sulfide mixture 15kg; Cobaltous sulfide and moly-sulfide mass ratio are 1: 1; Take by weighing granularity and be not more than 60 purpose meju powder or W-Gum 50kg, above-mentioned two kinds of raw materials mix are evenly promptly got material C;
The preparation of step 4, multifunctional compound fertilizer additive: the material A 4130～4165kg in the step 1, material B 155kg and the material C 65kg in the step 3 in the step 2 are mixed, promptly get multifunctional compound fertilizer additive.
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|---|---|---|---|
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093078A (en) * | 1994-03-15 | 1994-10-05 | 王英斌 | Synergistic additive for compound fertilizer and its production process |
| CN1203902A (en) * | 1998-07-15 | 1999-01-06 | 刘成才 | Multicomponent long-acting fertilizer |
| CN1253932A (en) * | 1999-10-29 | 2000-05-24 | 中国科学院沈阳应用生态研究所 | Long-acting complex fertilizer additive |
-
2010
- 2010-01-21 CN CN201010013648A patent/CN101774850B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093078A (en) * | 1994-03-15 | 1994-10-05 | 王英斌 | Synergistic additive for compound fertilizer and its production process |
| CN1203902A (en) * | 1998-07-15 | 1999-01-06 | 刘成才 | Multicomponent long-acting fertilizer |
| CN1253932A (en) * | 1999-10-29 | 2000-05-24 | 中国科学院沈阳应用生态研究所 | Long-acting complex fertilizer additive |
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| Publication number | Publication date |
|---|---|
| CN101774850A (en) | 2010-07-14 |
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