CN107586209A - A kind of instant chelating solid Water soluble fertilizer and preparation method thereof - Google Patents
A kind of instant chelating solid Water soluble fertilizer and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of instant chelating solid Water soluble fertilizer and preparation method thereof, belong to technical field of fertilizers.The fertilizer is made up of 50 80 parts of urea, 10 20 parts of potassium sulfate, 1 10 parts of manganese sulfate, 1 10 parts of ammonium molybdate, 35 parts of boric acid, 20 40 parts of freeze-dried powder of fermentation, 20 40 parts of potassium dihydrogen phosphate, 1 10 parts of sodium cellulose glycolate, 15 parts of garlic polysaccharide, 5 10 parts of chelating agent, 5 10 parts of anticaking agent, 14 parts of synergist.Anticaking agent that the present invention adds, chelating agent, synergist, with other nutrient collective effects, without any antagonism between each nutrient, realize the various nutrient elements balance supplement needed for tomato, fertilizer is rapidly dissolvable, equilibrium of the plant to nutrient is promoted to absorb, it is notable to tomato the effect of increasing income.
Description
Technical field
The present invention relates to a kind of Water soluble fertilizer, a kind of specifically instant chelating solid Water soluble fertilizer and preparation method thereof.
Background technology
Tomato alias tomato, tomato, ancient name persimmon in June, report of good news ternary.Fruits nutrition enriches, and has flavour.Can
Eating raw, cooking, being processed into catsup, juice or whole fruit canning.Tomato is that one of fruit and vegetable the most universal are cultivated in the whole world.It is beautiful
State, the Soviet Union, Italy and China are major producing country.There are large area greenhouse, plastics in country, China and Japan in Europe, the United States continent
Greenhouse and other protecting field facility cultivations.Generally plant all over China, cultivated area still is continuing to expand.At present, due to fertilizer
The single and irrational cropping system of species causes the nutrient in soil and crop extremely uneven, seriously leads
The decline of the yield and fruit quality of Zhi Liao China tomato.Therefore efficiently, the rational application of fertilizer turns into and realizes tomato high yield, excellent
The important channel of matter.
Water soluble fertilizer has the advantages of reducing nutrient loss, utilization rate of fertilizer is high, has been listed in state key promotion
Fertilization mode.Applications of water soluble fertilizers can supplement nutrition needed for tomato in time, take effect rapid;Trace element passes through network in some
Its absorptivity can be dramatically increased after conjunction, can reach tens times that root fertilising absorbs;Therefore water-soluble fertilizer is raising tomato
A kind of important fertilization mode of quality.But existing water-soluble fertilizer generally still suffered from product quality and manufacturing process it is a series of
Problem, such as:(1)Water-soluble fertilizer species is many on the market at present, but mostly single big-and-middle or trace element compound, pin
It is not strong to property, nutrition is not comprehensive enough, without the Water-soluble fertilizer special specifically for tomato;(2)Fertilizer element is ionic state, respectively
The easy antagonism of nutritional ingredient, nutritional ingredient utilization rate are low;(3)Easily there is moisture absorption caking in product, is especially processing, accumulating, fortune
It is more easy to lump during defeated;(4)Most of solid Water soluble fertilizer active constituent content is low, and plant utilization rate is low, easily to environment
Pollute, and insoluble matter is more, dissolution velocity is slow, easily blocks shower nozzle and drip irrigation pipeline.These greatly limit water solubility
The Field information of fertilizer.Thus, be badly in need of preparing it is a kind of for tomato fruits and vegetables class product with it is instant, utilization rate of fertilizer is high etc.
The water-soluble solid fertilizer of feature.
The content of the invention
For problems of the prior art, the invention provides a kind of instant chelating solid Water soluble fertilizer, the Water soluble fertilizer
In contain the anticaking agent being made up of Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium,
The anticaking agent can form thin film in fertilizer surface, and fertilizer surface is effectively wrapped up, blocks fertilizer salt bridge
Generation and saturated solution diffusion, while effectively preventing fertilizer agglomeration, do not influence the instant capacity of fertilizer.It is in addition, of the invention
Chelating agent, synergist are also added into, and other nutrient collective effects, without any antagonism between each nutrient, realizes tomato institute
The various nutrient elements balance supplement needed, fertilizer is rapidly dissolvable, promotes equilibrium of the plant to nutrient to absorb, tomato is increased production
The effect of increasing income is notable.
Present invention also offers a kind of preparation method of instant chelating solid Water soluble fertilizer.
The present invention uses following technical scheme:
A kind of instant chelating solid Water soluble fertilizer, it is made up of the raw material of following parts by weight:Urea 50-80 parts, potassium sulfate 10-20
Part, manganese sulfate 1-10 parts, ammonium molybdate 1-10 parts, boric acid 3-5 parts, fermentation freeze-dried powder 20-40 parts, potassium dihydrogen phosphate 20-40 parts, hydroxyl
Sodium carboxymethylcellulose pyce 1-10 parts, garlic polysaccharide 1-5 parts, chelating agent 5-10 parts, anticaking agent 5-10 parts, synergist 1-4 parts;
The chelating agent is nitrilotriacetic acid and acrylic acid-NIPA copolymer according to 3:5 weight ratio is made;
The anticaking agent is Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium according to 2:1 weight ratio
It is made;
The synergist is poly acrylic acid-poly glutamic acid block copolymer and amino acid powder according to 1:20 weight ratio is made.
The Pul-polyglutamic acid cross-linked polymer is prepared by following methods:By Pul
Solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C, absolute ethyl alcohol precipitation mixing
Liquid, vacuum filtration collect precipitation, by precipitation deionized water dissolving, are placed in bag filter the 2h that dialyses, and dialysis is retained into liquid freezing
Dry, obtain Pul-polyglutamic acid cross-linked polymer;The mass ratio of polyglutamic acid solution and the Pul solution
For 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The concentration of the polyglutamic acid solution is 50mg/
Ml, pH 4.3.
The poly acrylic acid-poly glutamic acid block copolymer is anti-by Pidolidone-N- carboxylic acid anhydrides and polyacrylic acid Bian ester
After answering and reduce to obtain with HBr at ambient pressure.
The fermentation freeze-dried powder is according to 3 by ostreae testa pulverata, the fibert dregs of rice:1 weight after mixing than adding in fermentation tank, then
Add and account for gross weight 0.2-0.5% complex micro organism fungicides, be eventually adding suitable quantity of water and keep water content in 80%-85%, holding fermentation
Tank central temperature filters to take filtrate and is freeze-dried to obtain fermentation freeze-dried powder after 60-65 DEG C continuously ferments 20 days.
The complex micro organism fungicide is according to 1 by silicate bacteria powder, Trichoderma harzianum bacterium powder and bacillus licheniformis powder:
2:1 weight is than composition.
Preferably, described instant chelating solid Water soluble fertilizer is made up of the raw material of following parts by weight:70 parts of urea, sulfuric acid
15 parts of potassium, 5 parts of manganese sulfate, 5 parts of ammonium molybdate, 4 parts of boric acid, 30 parts of freeze-dried powder of fermentation, 30 parts of potassium dihydrogen phosphate, hydroxymethyl cellulose
5 parts of sodium, 3 parts of garlic polysaccharide, 7 parts of chelating agent, 6 parts of anticaking agent, 2 parts of synergist.
A kind of preparation method of instant chelating solid Water soluble fertilizer, it comprises the following steps:
1)Pul solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C,
Absolute ethyl alcohol precipitates mixed liquor, and vacuum filtration collects precipitation, by precipitation deionized water dissolving, is placed in bag filter the 2h that dialyses,
Dialysis is retained into liquid freeze-drying, obtains Pul-polyglutamic acid cross-linked polymer, it is standby;The polyglutamic acid solution and
The mass ratio of Pul solution is 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The poly- paddy
The concentration of propylhomoserin solution is 50mg/ml, pH 4.3;
2)By ostreae testa pulverata, the fibert dregs of rice according to 3:Then 1 weight adds than being added after mixing in fermentation tank and accounts for gross weight 0.2-
0.5% complex micro organism fungicide, it is eventually adding suitable quantity of water and keeps water content in 80%-85%, keep fermentation tank central temperature in 60-
After 65 DEG C continuously ferment 20 days, filter to take filtrate and be freeze-dried to obtain fermentation freeze-dried powder, it is standby;
3)By above-mentioned steps 1)The Pul of middle preparation-polyglutamic acid cross-linked polymer is with methyl naphthalene sulfonic acid sodium according to weight
Than being made into anticaking agent, it is dissolved separately in synergist, chelating agent in the water of 2 times of weight and is mixed to prepare mixed solution;
4)By urea, potassium sulfate, manganese sulfate, ammonium molybdate, boric acid, fermentation freeze-dried powder, potassium dihydrogen phosphate, sodium cellulose glycolate,
Garlic polysaccharide is well mixed according to weight proportion, and 2000 mesh are refined in ultra micro atomizer mill, obtains mixing fine powders material;
5)By step 4)The mixing fine powders material of preparation is heated to 40 DEG C and is stirred continuously, by step 3)The mixed solution of gained is uniform
The mixing fine powders material surface is sprayed at, is placed in after sprayed at 35 DEG C and is drying to obtain instant chelating solid Water soluble fertilizer.
The beneficial effects of the invention are as follows:1)The anticaking agent of the present invention is by Pul-polyglutamic acid cross-linked polymeric
Thing forms with methyl naphthalene sulfonic acid sodium, and the anticaking agent can form thin film in fertilizer surface, fertilizer surface be carried out effective
Parcel, the generation of fertilizer salt bridge and the diffusion of saturated solution are blocked, while effectively preventing fertilizer agglomeration, moreover it is possible to increase fertilizer
Instant capacity.2)Chelating agent used in the present invention is that nitrilotriacetic acid forms with acrylic acid-NIPA copolymer, can be chelated
A variety of middle trace elements in nutrient, the absorptivity of crop centering trace element is added, improve crop quality.3)The present invention adopts
Used, improved with the synergist that poly acrylic acid-poly glutamic acid block copolymer and amino acid powder form and anticaking agent collocation
Fertilizer rate of dissolution, do not lump, do not reunite after being dissolved in water, be remarkably improved the utilization rate of fertilizer, to the yield and product of tomato
Matter increases significant effect.4)Water soluble fertilizer of the present invention by the synergy for the multiple-microorganism being rich in the freeze-dried powder that ferments, and
Anticaking agent makes nutrient rapid dispersion and is fully dissolved in water after being used in conjunction with, can effectively suppress fungi in soil, thin
The harmful microbes such as bacterium, virus grow, and effectively prevent the generation of pest and disease damage during growing tomatoes.
Embodiment
With reference to specific embodiment, the present invention is described in further detail.
Embodiment 1
A kind of instant chelating solid Water soluble fertilizer, it is made up of the raw material of following parts by weight:50 parts of urea, 10 parts of potassium sulfate, sulphur
It is sour 1 part of manganese, 1 part of ammonium molybdate, 3 parts of boric acid, 20 parts of freeze-dried powder of fermentation, 20 parts of potassium dihydrogen phosphate, 1 part of sodium cellulose glycolate, big
1 part of garlic polysaccharide, 5 parts of chelating agent, 5 parts of anticaking agent, 1 part of synergist.
The chelating agent is nitrilotriacetic acid and acrylic acid-NIPA copolymer according to 3:5 weight is than system
Into.
The anticaking agent is Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium according to 2:1 weight
Amount ratio is made;Wherein Pul-polyglutamic acid cross-linked polymer is prepared by following methods:By Pul
Solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C, absolute ethyl alcohol precipitation mixing
Liquid, vacuum filtration collect precipitation, by precipitation deionized water dissolving, are placed in bag filter the 2h that dialyses, and dialysis is retained into liquid freezing
Dry, obtain Pul-polyglutamic acid cross-linked polymer;The mass ratio of polyglutamic acid solution and the Pul solution
For 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The concentration of the polyglutamic acid solution is 50mg/
Ml, pH 4.3.
The synergist is poly acrylic acid-poly glutamic acid block copolymer and amino acid powder according to 1:20 weight is than system
Into.Wherein, poly acrylic acid-poly glutamic acid block copolymer is by after Pidolidone-N- carboxylic acid anhydrides and the reaction of polyacrylic acid Bian ester
And reduce to obtain with HBr at ambient pressure.
The fermentation freeze-dried powder is according to 3 by ostreae testa pulverata, the fibert dregs of rice:1 weight after mixing than adding in fermentation tank, then
Add and account for gross weight 0.2-0.5% complex micro organism fungicides, be eventually adding suitable quantity of water and keep water content in 80%-85%, holding fermentation
Tank central temperature filters to take filtrate and is freeze-dried to obtain fermentation freeze-dried powder after 60-65 DEG C continuously ferments 20 days.Wherein, it is compound
Microbial bacterial agent is according to 1 by silicate bacteria powder, Trichoderma harzianum bacterium powder and bacillus licheniformis powder:2:1 weight is than composition.
The preparation method of above-mentioned fertilizer is as follows:
1)Pul solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C,
Absolute ethyl alcohol precipitates mixed liquor, and vacuum filtration collects precipitation, by precipitation deionized water dissolving, is placed in bag filter the 2h that dialyses,
Dialysis is retained into liquid freeze-drying, obtains Pul-polyglutamic acid cross-linked polymer, it is standby;The polyglutamic acid solution and
The mass ratio of Pul solution is 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The poly- paddy
The concentration of propylhomoserin solution is 50mg/ml, pH 4.3;
2)By ostreae testa pulverata, the fibert dregs of rice according to 3:Then 1 weight adds than being added after mixing in fermentation tank and accounts for gross weight 0.2-
0.5% complex micro organism fungicide, it is eventually adding suitable quantity of water and keeps water content in 80%-85%, keep fermentation tank central temperature in 60-
After 65 DEG C continuously ferment 20 days, filter to take filtrate and be freeze-dried to obtain fermentation freeze-dried powder, it is standby;
3)By above-mentioned steps 1)The Pul of middle preparation-polyglutamic acid cross-linked polymer is with methyl naphthalene sulfonic acid sodium according to weight
Than being made into anticaking agent, it is dissolved separately in synergist, chelating agent in the water of 2 times of weight and is mixed to prepare mixed solution;
4)By urea, potassium sulfate, manganese sulfate, ammonium molybdate, boric acid, fermentation freeze-dried powder, potassium dihydrogen phosphate, sodium cellulose glycolate,
Garlic polysaccharide is well mixed according to weight proportion, and 2000 mesh are refined in ultra micro atomizer mill, obtains mixing fine powders material;
5)By step 4)The mixing fine powders material of preparation is heated to 40 DEG C and is stirred continuously, by step 3)The mixed solution of gained is uniform
The mixing fine powders material surface is sprayed at, is placed in after sprayed at 35 DEG C and is drying to obtain instant chelating solid Water soluble fertilizer.
Embodiment 2
A kind of instant chelating solid Water soluble fertilizer, it is made up of the raw material of following parts by weight:80 parts of urea, 20 parts of potassium sulfate, sulphur
Sour 10 parts of manganese, 10 parts of ammonium molybdate, 5 parts of boric acid, fermentation 40 parts of freeze-dried powder, 40 parts of potassium dihydrogen phosphate, 10 parts of sodium cellulose glycolate,
5 parts of garlic polysaccharide, 10 parts of chelating agent, 10 parts of anticaking agent, 4 parts of synergist.
The chelating agent is nitrilotriacetic acid and acrylic acid-NIPA copolymer according to 3:5 weight is than system
Into.
The anticaking agent is Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium according to 2:1 weight
Amount ratio is made;Wherein Pul-polyglutamic acid cross-linked polymer is prepared by following methods:By Pul
Solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C, absolute ethyl alcohol precipitation mixing
Liquid, vacuum filtration collect precipitation, by precipitation deionized water dissolving, are placed in bag filter the 2h that dialyses, and dialysis is retained into liquid freezing
Dry, obtain Pul-polyglutamic acid cross-linked polymer;The mass ratio of polyglutamic acid solution and the Pul solution
For 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The concentration of the polyglutamic acid solution is 50mg/
Ml, pH 4.3.
The synergist is poly acrylic acid-poly glutamic acid block copolymer and amino acid powder according to 1:20 weight is than system
Into.Wherein, poly acrylic acid-poly glutamic acid block copolymer is by after Pidolidone-N- carboxylic acid anhydrides and the reaction of polyacrylic acid Bian ester
And reduce to obtain with HBr at ambient pressure.
The fermentation freeze-dried powder is according to 3 by ostreae testa pulverata, the fibert dregs of rice:1 weight after mixing than adding in fermentation tank, then
Add and account for gross weight 0.2-0.5% complex micro organism fungicides, be eventually adding suitable quantity of water and keep water content in 80%-85%, holding fermentation
Tank central temperature filters to take filtrate and is freeze-dried to obtain fermentation freeze-dried powder after 60-65 DEG C continuously ferments 20 days.Wherein, it is compound
Microbial bacterial agent is according to 1 by silicate bacteria powder, Trichoderma harzianum bacterium powder and bacillus licheniformis powder:2:1 weight is than composition.
The preparation method of above-mentioned fertilizer is the same as embodiment 1.
Embodiment 3
A kind of instant chelating solid Water soluble fertilizer, it is made up of the raw material of following parts by weight:70 parts of urea, 15 parts of potassium sulfate, sulphur
It is sour 5 parts of manganese, 5 parts of ammonium molybdate, 4 parts of boric acid, 30 parts of freeze-dried powder of fermentation, 30 parts of potassium dihydrogen phosphate, 5 parts of sodium cellulose glycolate, big
3 parts of garlic polysaccharide, 7 parts of chelating agent, 6 parts of anticaking agent, 2 parts of synergist.
The chelating agent is nitrilotriacetic acid and acrylic acid-NIPA copolymer according to 3:5 weight is than system
Into.
The anticaking agent is Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium according to 2:1 weight
Amount ratio is made;Wherein Pul-polyglutamic acid cross-linked polymer is prepared by following methods:By Pul
Solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C, absolute ethyl alcohol precipitation mixing
Liquid, vacuum filtration collect precipitation, by precipitation deionized water dissolving, are placed in bag filter the 2h that dialyses, and dialysis is retained into liquid freezing
Dry, obtain Pul-polyglutamic acid cross-linked polymer;The mass ratio of polyglutamic acid solution and the Pul solution
For 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The concentration of the polyglutamic acid solution is 50mg/
Ml, pH 4.3.
The synergist is poly acrylic acid-poly glutamic acid block copolymer and amino acid powder according to 1:20 weight is than system
Into.Wherein, poly acrylic acid-poly glutamic acid block copolymer is by after Pidolidone-N- carboxylic acid anhydrides and the reaction of polyacrylic acid Bian ester
And reduce to obtain with HBr at ambient pressure.
The fermentation freeze-dried powder is according to 3 by ostreae testa pulverata, the fibert dregs of rice:1 weight after mixing than adding in fermentation tank, then
Add and account for gross weight 0.2-0.5% complex micro organism fungicides, be eventually adding suitable quantity of water and keep water content in 80%-85%, holding fermentation
Tank central temperature filters to take filtrate and is freeze-dried to obtain fermentation freeze-dried powder after 60-65 DEG C continuously ferments 20 days.Wherein, it is compound
Microbial bacterial agent is according to 1 by silicate bacteria powder, Trichoderma harzianum bacterium powder and bacillus licheniformis powder:2:1 weight is than composition.
The preparation method of above-mentioned fertilizer is the same as embodiment 1.
Comparative example 1
A kind of instant chelating solid Water soluble fertilizer, it is formed and preparation method is with embodiment 3, the difference is that:Do not contain anticaking agent,
Be free of corresponding preparation method step simultaneously.
Comparative example 2
A kind of instant chelating solid Water soluble fertilizer, it is formed and preparation method is with embodiment 3, the difference is that:Synergist is not contained, together
The corresponding preparation method steps of Shi Buhan.
Comparative example 3
A kind of instant chelating solid Water soluble fertilizer, it is formed and preparation method is with embodiment 3, the difference is that:Chelating agent is not contained, together
The corresponding preparation method steps of Shi Buhan.
Comparative example 4
A kind of instant chelating solid Water soluble fertilizer, it is formed and preparation method is with embodiment 3, the difference is that:It is lyophilized fermentation is not contained
Powder, while be free of corresponding preparation method step.
Application Example 1
A piece of experimental plot is chosen in Sichuan Province Chengdu growing tomatoes base to grind with outdoor planting patterns progress effect of fertilizer
Study carefully.Processing is respectively Water soluble fertilizer, prior art Water soluble fertilizer and clear water of the present invention.
Test method:Experiment is set to three processing four and repeated.
Processing is 1.:Conventional fertilizer application+the present embodiment 3 produce instant chelating solid Water soluble fertilizer, this water-soluble fertilizer in crop not
Carried out with growth period using foliage-spray method, in the tomato plants phase, this fertilizer application 75g/ mus, dilute 800 times;In result
Phase, this fertilizer application 120g/ mus, 500 times are diluted, used once at interval of 10 days, totally 3 times.
Processing is 2.:Conventional fertilizer application+common water-soluble fertilizer, the common Water soluble fertilizer of Shandong company production, N-P2O5-K2O=15-
10-20, water-soluble fertilizer use according to explanation.
Processing is 3.:Conventional fertilizer application+foliage-spray equivalent clear water.Between each processing in addition to measures of fertilizer, other control measures are protected
Hold consistent.Yield is determined when fruit harvesting.Its result of the test see the table below 1.
Influence of the different disposal of table 1 to tomato production(Kg/ mus)
It can be seen from the results above that after using instant chelating solid Water soluble fertilizer of the invention, tomato production increase is obvious, with
Clear water control group is compared, and increases production 774 kilograms, and rate of growth is up to 25.8%;Compared with common Water soluble fertilizer group, every mu is increased production 609 kilograms,
Rate of growth is up to 19.2%.
The present invention is also studied the quality trait of tomato fruit in above-mentioned experiment, randomly selects growing way identical
10 fruits, average, concrete outcome is as shown in table 2 below.
The different disposal group tomato fruit quality trait of table 2 influences
① | ② | ③ | |
Single fruit weight(g) | 90.3 | 75.9 | 58.3 |
Pulp thickness(cm) | 0.85 | 0.57 | 0.35 |
Soluble solid content(%) | 6.72 | 5.21 | 4.35 |
Soluble sugar content(%) | 8.04 | 6.93 | 5.70 |
Lycopene content(mg/kg) | 30.2 | 22.3 | 18.2 |
Vc contents(mg/100g) | 24.9 | 15.6 | 10.9 |
After the instant chelating solid Water soluble fertilizer that can be seen that using the present invention from the result in above-mentioned table 2, the quality of tomato
It is obviously improved, compared with clear water control group, either single fruit weight, pulp thickness, soluble solid content, soluble sugar contain
Amount, or lycopene content and Vc contents it is higher, and also superior to common Water soluble fertilizer group.This is mainly due to speed of the invention
Molten chelating solid Water soluble fertilizer with the addition of distinctive anticaking agent, chelating agent, synergist, with other nutrient collective effects, each nutrient
Between without any antagonism, realize the various nutrient elements balance supplement needed for tomato, fertilizer is rapidly dissolvable, promotes plant
Equilibrium to nutrient absorbs, notable to tomato the effect of increasing income, also significantly improves the quality and character of tomato.
Application Example 2
Dissolve jitter time test
By the instant chelating water-soluble fertilizer sample of solid of 2g embodiments 1~3 and comparative example 1 ~ 4, it is water-soluble to be added separately to 100ml
In the graduated cylinder of liquid, built-in magneton is stirred on magnetic stirring apparatus with 800rpm speed, is all dissolved to it, of no aggregation
Grain is left, and the time used in whole process is that fertilizer dissolves jitter time.It the results are shown in Table shown in 3.
The fertilizer of table 3 dissolves jitter time
Group | Jitter time(s) |
Embodiment 1 | 128 |
Embodiment 2 | 169 |
Embodiment 3 | 160 |
Comparative example 1 | 585 |
Comparative example 2 | 485 |
Comparative example 3 | 195 |
Comparative example 4 | 200 |
The instant chelating solid Water soluble fertilizer dissolving that 1-3 of embodiment of the present invention preparations are can be seen that from the result in above-mentioned table 3 is scattered
Property is preferable, can be completely dissolved within 3min.And the dissolution time of comparative example 1 and 2 is longer, the dissolving of comparative example 3,4
Time is relatively shorter, and this is due to contain in anticaking agent by Pul-polyglutamic acid cross-linked polymer and first
Base sodium naphthalene sulfonate collective effect, fertilizer surface is effectively wrapped up, blocks the generation of fertilizer salt bridge and the diffusion of saturated solution,
While effectively preventing fertilizer agglomeration, moreover it is possible to increase the instant capacity of fertilizer.And the poly acrylic acid-poly glutamic acid block in synergist
Copolymer good water solubility, also significantly increases the rate of dissolution of fertilizer while utilization rate of fertilizer is improved, and synergist and anti-
Agglomeration agent, which acts synergistically, can significantly improve the rate of dissolution of fertilizer.In addition, it is rich in micro- life in present invention fermentation freeze-dried powder used
Thing component makes nutrient rapid dispersion after being used in conjunction with anticaking agent and is fully dissolved in water.
In addition, after the instant chelating solid Water soluble fertilizer use of the present invention, tomato pest and disease damage probability of happening substantially reduces.This
On the one hand it is due to utilization rate of fertilizer original text of the invention to be, add the resistance of plant itself, be on the other hand due to the present invention
Contain multiple-microorganism in fermentation freeze-dried powder used, act synergistically the fungi that can effectively suppress in soil, bacterium, virus etc.
Harmful microbe grows, and effectively prevents the generation of pest and disease damage during growing tomatoes.
Claims (7)
1. a kind of instant chelating solid Water soluble fertilizer, it is characterised in that it is made up of the raw material of following parts by weight:Urea 50-80
Part, potassium sulfate 10-20 parts, manganese sulfate 1-10 parts, ammonium molybdate 1-10 parts, boric acid 3-5 parts, fermentation freeze-dried powder 20-40 parts, di(2-ethylhexyl)phosphate
Hydrogen potassium 20-40 parts, sodium cellulose glycolate 1-10 parts, garlic polysaccharide 1-5 parts, chelating agent 5-10 parts, anticaking agent 5-10 parts, increasing
Imitate agent 1-4 parts;
The chelating agent is nitrilotriacetic acid and acrylic acid-NIPA copolymer according to 3:5 weight ratio is made;
The anticaking agent is Pul-polyglutamic acid cross-linked polymer and methyl naphthalene sulfonic acid sodium according to 2:1 weight ratio
It is made;
The synergist is poly acrylic acid-poly glutamic acid block copolymer and amino acid powder according to 1:20 weight ratio is made.
2. instant chelating solid Water soluble fertilizer according to claim 1, it is characterised in that the Pul-polyglutamic
Sour cross-linked polymer is prepared by following methods:Pul solution is added drop-wise to polyglutamic with 5 drops/s speed
In acid solution, stirring reaction 2h under the conditions of 30 DEG C, absolute ethyl alcohol precipitation mixed liquor, vacuum filtration, which is collected, to be precipitated, and precipitation is spent
Ionized water is dissolved, and is placed in bag filter the 2h that dialyses, and dialysis is retained into liquid freeze-drying, obtains Pul-polyglutamic acid crosslinking
Polymer;The mass ratio of polyglutamic acid solution and the Pul solution is 1:1;The concentration of the Pul solution
For 5mg/ml, pH 4.5;The concentration of the polyglutamic acid solution is 50mg/ml, pH 4.3.
3. instant chelating solid Water soluble fertilizer according to claim 1, it is characterised in that the poly acrylic acid-poly glutamic acid
Block copolymer is by after Pidolidone-N- carboxylic acid anhydrides and the reaction of polyacrylic acid Bian ester and reducing to obtain with HBr at ambient pressure.
4. instant chelating solid Water soluble fertilizer according to claim 1, it is characterised in that the fermentation freeze-dried powder is by oyster
Powder, the fibert dregs of rice are according to 3:Then 1 weight adds than being added after mixing in fermentation tank and accounts for gross weight 0.2-0.5% complex microorganisms
Microbial inoculum, it is eventually adding suitable quantity of water and keeps water content in 80%-85%, keeps fermentation tank central temperature to continuously ferment 20 at 60-65 DEG C
After it, filter to take filtrate and be freeze-dried to obtain fermentation freeze-dried powder.
5. it is according to claim 4 it is instant chelating solid Water soluble fertilizer, it is characterised in that the complex micro organism fungicide be by
Silicate bacteria powder, Trichoderma harzianum bacterium powder and bacillus licheniformis powder are according to 1:2:1 weight is than composition.
6. the instant chelating solid Water soluble fertilizer according to any one of claim 1-5, it is characterised in that it is by following heavy
The raw material of amount part is made:70 parts of urea, 15 parts of potassium sulfate, 5 parts of manganese sulfate, 5 parts of ammonium molybdate, 4 parts of boric acid, fermentation freeze-dried powder 30
Part, 30 parts of potassium dihydrogen phosphate, 5 parts of sodium cellulose glycolate, 3 parts of garlic polysaccharide, 7 parts of chelating agent, 6 parts of anticaking agent, synergist 2
Part.
A kind of 7. preparation method of the instant chelating solid Water soluble fertilizer any one of claim 1-5, it is characterised in that it
Comprise the following steps:
1)Pul solution is added drop-wise in polyglutamic acid solution with 5 drops/s speed, stirring reaction 2h under the conditions of 30 DEG C,
Absolute ethyl alcohol precipitates mixed liquor, and vacuum filtration collects precipitation, by precipitation deionized water dissolving, is placed in bag filter the 2h that dialyses,
Dialysis is retained into liquid freeze-drying, obtains Pul-polyglutamic acid cross-linked polymer, it is standby;The polyglutamic acid solution and
The mass ratio of Pul solution is 1:1;The concentration of the Pul solution is 5mg/ml, pH 4.5;The poly- paddy
The concentration of propylhomoserin solution is 50mg/ml, pH 4.3;
2)By ostreae testa pulverata, the fibert dregs of rice according to 3:Then 1 weight adds than being added after mixing in fermentation tank and accounts for gross weight 0.2-
0.5% complex micro organism fungicide, it is eventually adding suitable quantity of water and keeps water content in 80%-85%, keep fermentation tank central temperature in 60-
After 65 DEG C continuously ferment 20 days, filter to take filtrate and be freeze-dried to obtain fermentation freeze-dried powder, it is standby;
3)By above-mentioned steps 1)The Pul of middle preparation-polyglutamic acid cross-linked polymer is with methyl naphthalene sulfonic acid sodium according to weight
Than being made into anticaking agent, it is dissolved separately in synergist, chelating agent in the water of 2 times of weight and is mixed to prepare mixed solution;
4)By urea, potassium sulfate, manganese sulfate, ammonium molybdate, boric acid, fermentation freeze-dried powder, potassium dihydrogen phosphate, sodium cellulose glycolate,
Garlic polysaccharide is well mixed according to weight proportion, and 2000 mesh are refined in ultra micro atomizer mill, obtains mixing fine powders material;
5)By step 4)The mixing fine powders material of preparation is heated to 40 DEG C and is stirred continuously, by step 3)The mixed solution of gained is uniform
The mixing fine powders material surface is sprayed at, is placed in after sprayed at 35 DEG C and is drying to obtain instant chelating solid Water soluble fertilizer.
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CN108863625A (en) * | 2018-09-28 | 2018-11-23 | 河南鄂中肥业有限公司 | Instant fertilizer of a kind of dedicated macromolecule of vegetables and preparation method thereof |
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CN111995466A (en) * | 2020-09-07 | 2020-11-27 | 嘉施利(眉山)化肥有限公司 | Efficient chelated liquid fertilizer and preparation method thereof |
CN112794769A (en) * | 2021-03-03 | 2021-05-14 | 安徽省农利化肥股份有限公司 | Multi-element fertilizer additive and preparation method thereof |
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CN111995466A (en) * | 2020-09-07 | 2020-11-27 | 嘉施利(眉山)化肥有限公司 | Efficient chelated liquid fertilizer and preparation method thereof |
CN112794769A (en) * | 2021-03-03 | 2021-05-14 | 安徽省农利化肥股份有限公司 | Multi-element fertilizer additive and preparation method thereof |
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