CN103787753B - Compound amino acid fertilizer synergist and preparation method thereof - Google Patents
Compound amino acid fertilizer synergist and preparation method thereof Download PDFInfo
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- CN103787753B CN103787753B CN201410026086.5A CN201410026086A CN103787753B CN 103787753 B CN103787753 B CN 103787753B CN 201410026086 A CN201410026086 A CN 201410026086A CN 103787753 B CN103787753 B CN 103787753B
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Abstract
The invention relates to a compound amino acid fertilizer synergist which is suitable for a drop irrigation or microspray irrigation system, and a preparation method of the compound amino acid fertilizer synergist. The method comprises the steps of preparing a mixed catalyst, preparing a mixed amino acid salt, preparing a polymeric amino acid salt, preparing auxiliary materials, preparing the compound amino acid fertilizer synergist and the like. After the compound amino acid fertilizer synergist is adopted, the root activity of corns at the seedling stage is remarkably improved by more than 35%; compared with common urea, the urea added with the compound amino acid fertilizer synergist is capable of remarkably increasing the kernels per spike and the hundred-grain weight of the corns respectively by 15.5% and 3.8%, the yield is increased by 19.7%, and the apparent utilization rate of nitrogenous fertilizer is improved by 9.85%.
Description
[technical field]
The invention belongs to chemical fertilizer potentiating technical field.More specifically, the present invention relates to a kind of aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system, also relate to the preparation method of described aminoacids complex fertilizer synergistic agent.
[background technology]
The chemical fertilizer utilization ratio of China is general lower, nitrogenous fertilizer average utilization about 30%, phosphate fertilizer this season utilization ratio about 25%, potassium utilization rate about 50%.Fertilizer scientific worker has carried out large quantity research to improving the methods of utilization rate of fertilizer, achieves certain effect, but still there is production technique for fertilizer complexity, cost is high, use is inconvenient, be difficult to problems such as applying on field crop.In recent years, how under the condition of low cost input, technology upgrading to be carried out to the fertilizer industry of China and be transformed into study hotspot.In the past few decades, China is to fertilizer, and particularly the research of nitrogenous fertilizer auxiliary agent is more.These researchs focus mostly on the investigation and application of the chemicals such as urease inhibitor and nitrification inhibitor, for crude substance and the research of modified natural materials on fertilizer auxiliary agent less.
L-glutamic acid is the amino acid that plant materials intensive amount is the highest, and meanwhile, L-glutamic acid is the precursor of multiple amino acids synthesis in plant materials, in the growth and development process of plant, play vital effect.L-glutamic acid can form glutamine in plant materials, stores nitrogen and can eliminate the toxic action because of the too high generation of ammonia density.Aspartic acid plays and acts on like glutamic acid-type in plant materials.Glycine is the minimum amino acid of molecular weight, can directly be absorbed fast by crop by crop organic carbon source.Tryptophane can significantly improve crop yield, improve product quality (clock Xiao Hong, Shi Xuehui, Xiao's wave, " tryptophane improves the test of strawberry fruit quality and yield ", " fruit tree ", (2), p4-7(2001)).Amino acid is the organic carbon source of crop, again organic nitrogen source simultaneously, organic acid, sugar, sugar alcohol, gsh etc. all can be used as organic carbon source by crop and directly absorb, metabolic process can be participated in directly after absorption, save the energy of crop organic synthesis, and can crop root growth be promoted, improve improving activity of root system; Improve the storage form of nitrogen in plant materials; Improve quality of agricultural product and output, strengthen the resistance etc. of crop.
The present inventor has carried out lot of experiments research work on the basis of summing up prior art, finally completes the present invention.First the present invention utilizes glutaminate, aspartate, glycinate and tryptophane salt to prepare polymeric amino acid salt under the effect of mixed catalyst, again corn steep liquor, organic acid, sugar, sugar alcohol and gsh are carried out scientific matching and prepare auxiliary material, a kind of aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system will be obtained after auxiliary material and polymeric amino acid salt mixture, production process is without the need to organic solvent, require low to temperature of reaction, less energy-consumption, safety and environmental protection.
[summary of the invention]
[technical problem that will solve]
The object of this invention is to provide a kind of aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Another object of the present invention is to provide the preparation method of aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
[technical scheme]
The present invention is achieved through the following technical solutions.
The present invention relates to a kind of preparation method of aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
The step of this preparation method is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt are mixed according to weight ratio 1:0.5 ~ 1.0:0.2 ~ 0.5:0.05 ~ 0.1:0.0025 ~ 0.005:0.0025 ~ 0.005 with manganous sulfate, obtains described mixed catalyst.
In the present invention, the katalysis of four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt and manganous sulfate mixture mainly makes amino acid can generate polymeric amino acid at relatively low temperature (being no more than 120 DEG C), significantly reduces energy consumption.
Preferably, the weight ratio of four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt and manganous sulfate is 1:0.6 ~ 0.8:0.25 ~ 0.40:0.06 ~ 0.08:0.0030 ~ 0.0045:0.0030 ~ 0.0045.
More preferably, the weight ratio of four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt and manganous sulfate is 1:0.65 ~ 0.75:0.30 ~ 0.35:0.065 ~ 0.075:0.0035 ~ 0.0040:0.0035 ~ 0.0040.
The preparation of B, mixed amino hydrochlorate
Glutaminate, aspartate, glycinate are mixed according to weight ratio 1:0.5 ~ 1.5:0.05 ~ 0.25:0.02 ~ 0.05 with tryptophane salt, obtains described mixed amino hydrochlorate.
In the present invention, described glutaminate is Sodium Glutamate or Potassium glutamate.
Described aspartate is Asparagus cochinchinensis ammonia acid sodium or Aspartic acid potassium.
Described glycinate is Sodium glycocollate or glycine potassium.
Described tryptophane salt is Tryptophan sodium salt or tryptophane potassium.
In the present invention, these amino acid saltss used are all product solds in the market.
Preferably, the weight ratio of glutaminate, aspartate, glycinate and tryptophane salt is 1:0.7 ~ 1.2:0.1 ~ 0.2:0.025 ~ 0.045.
More preferably, the weight ratio of glutaminate, aspartate, glycinate and tryptophane salt is 1:0.8 ~ 1.0:0.12 ~ 0.15:0.03 ~ 0.04.
The preparation of C, polymeric amino acid salt
Mixed catalyst described in 10 ~ 25 weight parts and the mixed amino hydrochlorate described in 75 ~ 90 weight parts are added in 300 ~ 360 weight parts waters in a kettle., be heated to temperature 80 ~ 120 DEG C, keep 10 ~ 20 hours at this temperature, obtain described polymeric amino acid salt.
In the present invention, described reactor is normally used in the art, the reactor that reactor, Zibo Tai Ji glass-lined equipment company limited that reactor, Henan Wanda Chemical Equipment Co., Ltd. that such as Wuxi City Hai Da chemical machinery company limited sells with trade(brand)name electrically heated stainless steel cauldron sell with trade(brand)name electrically heated stainless steel cauldron and steam heating stainless steel cauldron sell with trade(brand)name KF type glassed steel reaction vessels.
Preferably, the mixed catalyst described in 12 ~ 22 weight parts, mixed amino hydrochlorate described in 78 ~ 88 weight parts react 12 ~ 18 hours in 310 ~ 340 weight parts waters under the condition of temperature 90 ~ 110 DEG C.
More preferably, the mixed catalyst described in 15 ~ 20 weight parts, mixed amino hydrochlorate described in 80 ~ 85 weight parts react 14 ~ 16 hours in 320 ~ 330 weight parts waters under the condition of temperature 95 ~ 100 DEG C.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol are mixed according to weight ratio 2:0.5 ~ 1.0:0.1 ~ 1.0:0.05 ~ 0.1:0.001 ~ 0.002 with gsh, after dissolving, obtains described auxiliary material.
In the present invention, described organic acid is that one or more are selected from the organic acid of citric acid, tartrate, Whitfield's ointment or oxalic acid.
Described sugar is that one or more are selected from the sugar of glucose, sucrose, fructose, lactose or semi-lactosi.
Described sugar alcohol is that one or more are selected from the sugar alcohol of Xylitol, Sorbitol Powder, maltose alcohol, Palatinitol or mannitol.
Described corn steep liquor is a kind of utilization in sulfurous acid partition method production W-Gum process, and maize germ, protein etc. are dissolved in the liquid produced in sulfurous acid.Containing abundant soluble proteins, growth hormone and some precursor substances in corn steep liquor.The corn steep liquor that the present invention uses is method (Bai Kun, " corn steep liquor is produced and Economic and Efficiency Analysis ", " business industry ", 1991, (5): 7-8 of soaking according to sulfurous acid; Chang Junran, " corn steep liquor of having a talk ", " starch and β-amylose ", 2004, (2): 35-37) product that obtains when preparing W-Gum.
Preferably, the weight ratio of corn steep liquor, organic acid, sugar, sugar alcohol and gsh is 2:0.6 ~ 0.8:0.4 ~ 0.6:0.06 ~ 0.08:0.001 ~ 0.002.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.5 ~ 1.0, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
The invention still further relates to the aminoacids complex fertilizer synergistic agent adopting aforesaid method to obtain.
Usually only water soluble fertilizer solution is used in existing drip irrigation, microspray irrigation technology, seldom and water-soluble fertilizer with the use of fertilizer synergist, many defects can be there is like this, such as when low temperature and less sunshine, the vigor of root system is relatively low, and the activity of nutrient particularly phosphorus element is very low, has a strong impact on the fertilizer efficiency of drip irrigation, microspray irrigation applying fertilizer thus, by application aminoacids complex fertilizer synergistic agent, can promote that crop is to the absorption of nutrient.Because the emphasis of current agriculture production is still for improving output, therefore the consumption of n p k fertilizer increases year by year, and the soil organism and medium trace element all present downtrending, affects the further increase of output.
Aminoacids complex fertilizer synergistic agent of the present invention is due to containing a large amount of amino acid and organic carbon nutritive substance, and contain the required medium trace element of plant-growth, and described prior art defect can be overcome, and, fertilizer synergist of the present invention is water soluble liq, is therefore very suitable for drip irrigation, microspray irrigation technology.
Aminoacids complex fertilizer synergistic agent of the present invention is when for drip irrigation or micro-sprinkler irrigation system, and described aminoacids complex fertilizer synergistic agent and the weight ratio of fertilizer are 1 ~ 10:1000.
Described fertilizer is water-soluble nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, middle amount nutritive element fertilizer or micronutrient fertiliser.These fertilizer are all normally used fertilizer in the technical fields such as current agricultural, animal husbandry, forestry.
According to the present invention, in above-mentioned fertilizer, a part of fertilizer can be used in common insecticides, sterilant, weedicide or plant-growth regulator in agricultural, forestry and replace.
L-glutamic acid is the amino acid that plant materials intensive amount is the highest, and meanwhile, L-glutamic acid is the precursor of multiple amino acids synthesis in plant materials, in the growth and development process of plant, play vital effect.L-glutamic acid can form glutamine in plant materials, stores nitrogen and can eliminate the toxic action because of the too high generation of ammonia density.Aspartic acid plays and acts on like glutamic acid-type in plant materials.Glycine is the minimum amino acid of molecular weight, can directly be absorbed fast by crop by crop organic carbon source.Amino acid is the organic carbon source of crop, again organic nitrogen source simultaneously, organic acid, sugar, sugar alcohol, gsh etc. all can directly be absorbed by crop by crop organic carbon source, metabolic process can be participated in directly after absorption, save the energy of crop organic synthesis, and can crop root growth be promoted, improve improving activity of root system; Improve the storage form of nitrogen in plant materials; Improve quality of agricultural product and output, strengthen the resistance etc. of crop.Compared with Routine control, the improving activity of root system that aminoacids complex fertilizer synergistic agent of the present invention can significantly improve Maize Seedling reaches more than 35%; Compared with common urea, use the urea adding aminoacids complex fertilizer synergistic agent of the present invention significantly can increase grain number per spike and the 100-grain weight of corn, increase by 15.5% and 3.8% respectively, output increases by 19.7%, and Nitrogen apparent recovery fraction improves 9.85%.The present invention is applicable to also contain the plant-growth essential nutrient elements such as a large amount of organic carbon, phosphorus, potassium, nickel, manganese in the aminoacids complex fertilizer builder product of drip irrigation, micro-sprinkler irrigation system, has extra-nutrition element, improves the effect of crop anti-adversity.
[beneficial effect]
The invention has the beneficial effects as follows: compared with Routine control, the improving activity of root system that aminoacids complex fertilizer synergistic agent of the present invention can significantly improve Maize Seedling reaches more than 35%; Compared with common urea, the urea adding aminoacids complex fertilizer synergistic agent of the present invention significantly can increase grain number per spike and the 100-grain weight of corn, increases by 15.5% and 3.8% respectively, and output increases by 19.7%, and Nitrogen apparent recovery fraction improves 9.85%.Also containing plant-growth essential nutrient elements such as a large amount of organic carbon, phosphorus, potassium, nickel, manganese in aminoacids complex fertilizer builder product of the present invention, there is extra-nutrition element, improve the effect of crop anti-adversity.
[embodiment]
The present invention can be understood better by following embodiment.
Embodiment 1: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:0.5:0.2:0.05:0.0025:0.0025, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Potassium glutamate, Aspartic acid potassium, glycine potassium and tryptophane potassium are mixed according to weight ratio 1:0.5:0.05:0.02, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
10 weight part mixed catalysts, 90 weight part mixed amino hydrochlorates are joined in 300 weight parts waters, 80 DEG C are heated in the reactor that Wuxi City Hai Da chemical machinery company limited sells with trade(brand)name electrically heated stainless steel cauldron, keep 20 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.5:0.1:0.05:0.001, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.5, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 2: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:0.65:0.5:0.10:0.005:0.005, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Sodium Glutamate, Asparagus cochinchinensis ammonia acid sodium, Sodium glycocollate and Tryptophan sodium salt are mixed according to weight ratio 1:1.5:0.25:0.05, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
25 weight part mixed catalysts, 75 weight part mixed amino hydrochlorates are joined in 360 weight parts waters, temperature 120 DEG C is heated in the reactor that Henan Wanda Chemical Equipment Co., Ltd. sells with trade(brand)name electrically heated stainless steel cauldron and steam heating stainless steel cauldron, keep 10 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:1:1:0.1:0.002, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:1, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 3: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are obtained mixed catalyst according to weight by weight than after 1:0.6:0.25:0.06:0.003:0.003 mixing.
The preparation of B, mixed amino hydrochlorate
Sodium Glutamate, Aspartic acid potassium, glycine potassium and tryptophane potassium are mixed according to weight ratio 1:0.7:0.1:0.03, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
12 weight part mixed catalysts, 88 weight part mixed amino hydrochlorates are joined in 310 weight parts waters, temperature 90 DEG C is heated in the reactor that Zibo Tai Ji glass-lined equipment company limited sells with trade(brand)name KF type glassed steel reaction vessels, keep 18 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.75:0.5:0.075:0.0015, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.75, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 4: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:0.8:0.4:0.08:0.0045:0.0045, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Sodium Glutamate, Asparagus cochinchinensis ammonia acid sodium, glycine potassium and Tryptophan sodium salt are mixed according to weight ratio 1:1.2:0.2:0.04, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
22 weight part mixed catalysts, 78 weight part mixed amino hydrochlorates are joined in 340 weight parts waters, temperature 110 DEG C is heated in the reactor that Zibo Tai Ji glass-lined equipment company limited sells with trade(brand)name KF type glassed steel reaction vessels, keep 12 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.61:0.4:0.06:0.0012, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.6, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 5: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:1.0:0.3:0.065:0.0035:0.0035, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Potassium glutamate, Asparagus cochinchinensis ammonia acid sodium, zinc glycinate and tryptophane potassium are mixed according to weight ratio 1:0.8:0.12:0.035, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
15 weight part mixed catalysts, 85 weight part mixed amino hydrochlorates are joined in 320 weight parts waters, temperature 95 DEG C is heated in the reactor that Henan Wanda Chemical Equipment Co., Ltd. sells with trade(brand)name electrically heated stainless steel cauldron and steam heating stainless steel cauldron, keep 16 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.8:0.8:0.09:0.0017, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.9, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 6: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:0.75:0.35:0.075:0.004:0.004, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Sodium Glutamate, Aspartic acid potassium, glycine potassium and Tryptophan sodium salt are mixed according to weight ratio 1:1.0:0.15:0.035, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
20 weight part mixed catalysts, 80 weight part mixed amino hydrochlorates are joined in 330 weight parts waters, temperature 100 DEG C is heated in the reactor that Wuxi City Hai Da chemical machinery company limited sells with trade(brand)name electrically heated stainless steel cauldron, keep 14 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.8:0.6:0.08:0.0017, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.9, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
Embodiment 7: the preparation of aminoacids complex fertilizer synergistic agent of the present invention
The implementation step of this embodiment is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt, manganous sulfate are mixed according to weight ratio 1:0.7:0.32:0.07:0.0038:0.0038, obtains described mixed catalyst.
The preparation of B, mixed amino hydrochlorate
Sodium Glutamate, Asparagus cochinchinensis ammonia acid sodium, zinc glycinate and tryptophane potassium are mixed according to weight ratio 1:0.9:0.14:0.028, obtains mixed amino hydrochlorate.
The preparation of C, polymeric amino acid salt
18 weight part mixed catalysts, 82 weight part mixed amino hydrochlorates are joined in 325 weight parts waters, temperature 98 DEG C is heated in the reactor that Zibo Tai Ji glass-lined equipment company limited sells with trade(brand)name KF type glassed steel reaction vessels, keep 15 hours at this temperature, obtain polymeric amino acid salt.
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol, gsh are mixed according to weight ratio 2:0.85:0.95:0.065:0.0016, after dissolving, obtains described auxiliary material.
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.78, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
[fertilizer test]
Test example 1: aminoacids complex fertilizer synergistic agent of the present invention is on the impact of Maize Seedling improving activity of root system
Utilize sand culture test study be applicable to drip irrigation, micro-sprinkler irrigation system aminoacids complex fertilizer synergistic agent on the impact of Seedling Root Systems In Maize vigor.
Routine control (CK) and aminoacids complex fertilizer synergistic agent (A-1, A-2, A-3) 4 process of the present invention are established in test, and A-1, A-2, A-3 are aminoacids complex fertilizer synergistic agent of the present invention prepared by embodiment 1,3,5 respectively, repeat 6 times.
Test method is as follows:
First quartz sand clear water is cleaned, put into stainless steel pallet, keep certain humidity, corn kernel is put into dish, cover on it with wet cloth, under the condition of temperature 25 DEG C, carry out nursery.When corn sprout grow to 3-5cm time, by corn take out put into the cultivation cup filling with quartz sand, water 25mL concentration 0.2 % by weight aminoacids complex fertilizer synergistic agent of the present invention every day, CK waters 25mL water.When corn grows to about 20cm, take out root system, clean with clear water, adopt TTC method (reference: Zhang Xiong, " use " TTC " method (TCC) measures vigor and the application thereof of wheat root and pollen ", " Plant Physiology Communications ", phase nineteen eighty-two the 3rd.) measure the improving activity of root system of corn.
Its test-results is listed in the table below in 1.
Table 1 Root Activity in Maize (mg/gh, TTC method)
| Process | Improving activity of root system |
| CK | 1.026 |
| A-1 | 1.458 |
| A-2 | 1.411 |
| A-3 | 1.430 |
Above-mentioned test-results shows, compared with Routine control, aminoacids complex fertilizer synergistic agent of the present invention can significantly improve the improving activity of root system of Maize Seedling, and A-1, A-2, A-3 exceed 42.1%, 38.5% and 39.4% than contrast respectively.
Test example 2: the amino acid urea adding aminoacids complex fertilizer synergistic agent of the present invention is on the impact of corn yield and yield component
Test establishes CK(not apply fertilizer), common urea (U) and 3, amino acid urea (AU) process that utilizes amino acid fertilizer auxiliary agent of the present invention to produce, nitrogen amount applied is that every post executes purity nitrogen 1g(by 30cm topsoil, is equivalent to 0.053gN/kg soil).
Fertilization mode: by water-soluble for U and AU rear respectively in 3 leaf phases and the pouring of 9 leaf phases of corn, each each half, totally 3 process, repeat 8 times, random alignment.Leaving and taking earth pillar upper strata 30cm is clay fertilizer mixolimnion, applies as base manure for examination fertilizer, and 12.50g executed by the every post of calcium superphosphate (P2O516%), and 3.33g executed by the every post of Repone K (K2O60%), disposablely when filling post applies.Each corn earth pillar all sows 5 corn seeds, and after emerging, of field planting growing way the best, spacing in the rows is 40cm, and line-spacing is 80cm.
Table 2: corn yield, constituent element and Nitrogen apparent recovery fraction
| Process | Output (g/ strain) | Grain number per spike | 100-grain weight (g) | Nitrogen apparent recovery fraction (%) |
| CK | 25.72 | 138 | 18.51 | -- |
| U | 48.86 | 252 | 18.84 | 31.79 |
| AU | 58.47 | 291 | 19.55 | 41.64 |
Above-mentioned test-results: compared with common urea, amino acid urea significantly can increase grain number per spike and the 100-grain weight of corn, increases by 15.5% and 3.8% respectively, and output increases by 19.7%, and Nitrogen apparent recovery fraction improves 9.85%.As can be seen here, at Dripping simulation test conditions, when nitrogen consumption is identical, compared with common urea process, the present invention is applicable to drip irrigation, the aminoacids complex fertilizer synergistic agent of micro-sprinkler irrigation system adds in urea and significantly can increase maize grain yield.
As can be seen here, polymeric amino acid liquid fertilizer material auxiliary agent of the present invention has can promote crop root growth, improve improving activity of root system, significantly can increase crop yield, improves utilization rate of fertilizer, environmental friendliness, supplements the features such as soil trace element.Its manufacturing technology technique is simple, raw material sources wide, easy handling, cost are low.
Claims (9)
1. be applicable to the preparation method of aminoacids complex fertilizer synergistic agent for drip irrigation, micro-sprinkler irrigation system, it is characterized in that the step of the method is as follows:
The preparation of A, mixed catalyst
Four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt are mixed according to weight ratio 1:0.5 ~ 1.0:0.2 ~ 0.5:0.05 ~ 0.1:0.0025 ~ 0.005:0.0025 ~ 0.005 with manganous sulfate, obtains described mixed catalyst;
The preparation of B, mixed amino hydrochlorate
Glutaminate, aspartate, glycinate are mixed according to weight ratio 1:0.5 ~ 1.5:0.05 ~ 0.25:0.02 ~ 0.05 with tryptophane salt, obtains described mixed amino hydrochlorate;
The preparation of C, polymeric amino acid salt
Mixed catalyst described in 10 ~ 25 weight parts and the mixed amino hydrochlorate described in 75 ~ 90 weight parts are added in 300 ~ 360 weight parts waters in a kettle., be heated to temperature 80 ~ 120 DEG C, keep 10 ~ 20 hours at this temperature, obtain described polymeric amino acid salt;
The preparation of D, auxiliary material
Corn steep liquor, organic acid, sugar, sugar alcohol are mixed according to weight ratio 2:0.5 ~ 1.0:0.1 ~ 1.0:0.05 ~ 0.1:0.001 ~ 0.002 with gsh, after dissolving, obtains described auxiliary material;
The preparation of E, aminoacids complex fertilizer synergistic agent
The auxiliary material that the polymeric amino acid salt and the step D that are obtained by step C obtain mixes according to weight ratio 1:0.5 ~ 1.0, obtains the aminoacids complex fertilizer synergistic agent being applicable to drip irrigation, micro-sprinkler irrigation system.
2. method according to claim 1, is characterized in that the weight ratio of four Rapisols, 85 % by weight phosphoric acid, potassium pyrophosphate, potassium sulfate, single nickel salt and manganous sulfate is 1:0.6 ~ 0.8:0.2 ~ 0.4:0.06 ~ 0.08:0.0032 ~ 0.0042:0.0035 ~ 0.0040.
3. method according to claim 1, is characterized in that described glutaminate is Sodium Glutamate or Potassium glutamate; Described aspartate is Asparagus cochinchinensis ammonia acid sodium or Aspartic acid potassium; Described glycinate is Sodium glycocollate or glycine potassium; Described tryptophane salt is Tryptophan sodium salt or tryptophane potassium.
4. the method according to claim 1 or 3, is characterized in that the weight ratio of glutaminate, aspartate, glycinate and tryptophane salt is 1:0.8 ~ 1.2:0.10 ~ 0.20:0.02 ~ 0.04.
5. method according to claim 1, is characterized in that described in mixed catalyst described in 15 ~ 20 weight parts and 80 ~ 85 weight parts, mixed amino hydrochlorate reacts 14 ~ 18 hours in 320 ~ 340 weight parts waters at temperature 90 ~ 110 DEG C.
6. method according to claim 1, is characterized in that described organic acid is that one or more are selected from the organic acid of citric acid, tartrate, Whitfield's ointment or oxalic acid; Described sugar is that one or more are selected from the sugar of glucose, sucrose, fructose, lactose or semi-lactosi; Described sugar alcohol is that one or more are selected from the sugar alcohol of Xylitol, Sorbitol Powder, maltose alcohol, Palatinitol or mannitol.
7. the method according to claim 1 or 6, is characterized in that the weight ratio of corn steep liquor, organic acid, sugar, sugar alcohol and gsh is 2:0.6 ~ 0.8:0.4 ~ 0.6:0.06 ~ 0.08:0.001 ~ 0.002.
8. the aminoacids complex fertilizer synergistic agent that method described in claim obtains any one of claim 1-7, it is characterized in that it is when for drip irrigation or micro-sprinkler irrigation system, described aminoacids complex fertilizer synergistic agent and the weight ratio of fertilizer are 1 ~ 10:1000.
9. aminoacids complex fertilizer synergistic agent according to claim 8, is characterized in that described fertilizer is water-soluble nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, middle amount nutritive element fertilizer or micronutrient fertiliser.
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| CN104446797A (en) * | 2014-12-03 | 2015-03-25 | 秦怀跃 | Method for preparing amino acid fertilizer from ammonium aspartate |
| CN104649820A (en) * | 2015-02-03 | 2015-05-27 | 韦俊 | Preparation method of special fertilizer for jackfruit |
| CN108947626A (en) * | 2017-05-17 | 2018-12-07 | 四川施邦威生物科技发展有限公司 | A kind of control water, fertilizer conservation additive and preparation method thereof |
| CN107445671A (en) * | 2017-09-20 | 2017-12-08 | 阿米巴南京生物技术有限责任公司 | A kind of corn zinc-type organic fertilizer and its preparation method and application |
| CN110432283A (en) * | 2019-08-28 | 2019-11-12 | 广东省生物工程研究所（广州甘蔗糖业研究所） | The Weed removal medicinal fertilizer and the preparation method and application thereof removed containing pungent Brominal, diuron and green bristlegrass |
| CN112673905A (en) * | 2020-12-23 | 2021-04-20 | 广西壮族自治区农业科学院 | Method for improving root growth of crops |
| CN113912448A (en) * | 2021-11-12 | 2022-01-11 | 湖北国磷肥业有限公司 | Preparation method of polymeric high-molecular water-soluble fertilizer |
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Denomination of invention: A composite amino acid fertilizer synergist and its preparation method Effective date of registration: 20230823 Granted publication date: 20150617 Pledgee: China Construction Bank Corporation Qinhuangdao Wenhua Road Branch Pledgor: QINHUANGDAO WUXIAN WEIAI TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: Y2023980053439 |