CN105707089A - Neutral water agent containing isopentennyladenine and preparation method of neutral water agent - Google Patents
Neutral water agent containing isopentennyladenine and preparation method of neutral water agent Download PDFInfo
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- CN105707089A CN105707089A CN201610169519.1A CN201610169519A CN105707089A CN 105707089 A CN105707089 A CN 105707089A CN 201610169519 A CN201610169519 A CN 201610169519A CN 105707089 A CN105707089 A CN 105707089A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
- A01N55/02—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur containing metal atoms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Wood Science & Technology (AREA)
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Abstract
The invention relates to a neutral water agent containing isopentennyladenine. The neutral water agent is prepared from, by weight, 0.001-0.005 part of isopentennyladenine, 0.01-0.03 part of silver ion, 1-3 parts of glycerinum, 0.5-1.5 parts of dimethyl acetyl, 1-4 parts of N-methyl pyrrolidone, 7-9 parts of surface active agent, 0.5-1.5 parts of antioxidant and 80-85 parts of purified water. The effective components isopentennyladenine and silver ions in the agent have a synergistic effect, have functions supplementing each other, and play a role on the aspects of promoting plant growth, improving quality, increasing yield, improving drought and cold resistance of plants, relieving pest and disease damage and pesticide hazards to plants and the like. Meanwhile, a preparation method of the neutral water agent is provided.
Description
Technical field
The invention belongs to technical field of pesticide, be specifically related to a kind of neutral water preparation containing isopentennyladenine and preparation method thereof.
Background technology
At present, the domestic plant growth regulator for Fructus Vitis viniferae growth regulation mainly have gibberellins, the basic element of cell division, abscisic acid,
Ethephon etc., these broadly fall into the plant growth regulator of chemosynthesis, to crops height poison high residue, although also to crops
There is effect of growth regulation, volume increase, but be because that chemical synthetic pesticide toxicity is high, crops are also had greatly much by residual quantity
Side effect.Such as: (1) gibberellin, cytokinin: being mainly used in the Fructus Vitis viniferae spica phase in actual applications draws fringe and Fructus Vitis viniferae
Swollen fruit phase fruit grain expands, but, easily cause Fructus Vitis viniferae fruit stem senilism blackening after fallen flowers after using, grape fruit immaturity and come off,
Strong influence Fructus Vitis viniferae fruit-setting rate, forms the phenomenon that the big granule of Fructus Vitis viniferae is uneven；When fruit expanding period chance rainwater is bigger, due to
Gibberellin, the effect fruit of the basic element of cell division quickly expand, and make peel thinning, and grape fruit ftractures-i.e. dehiscent fruit.(2) abscisic acid,
Ethephon class: belong to ripener, be mainly used in Fructus Vitis viniferae colour-change period---Fructus Vitis viniferae will ripe time, after spraying, Fructus Vitis viniferae annesl early, become
Ripe but Fructus Vitis viniferae pol reduces, mouthfeel is the best, and causes the senilism of whole strain blade soon, and whole strain blade becomes fragile, after Fructus Vitis viniferae is plucked,
Blade does not turns yellow and directly comes off, and affects the nutrient accumulation in Fructus Vitis viniferae later stage, and the grape flower Bud polarization causing Second Year is not enough, plant length
Gesture is more weak, and as run into cold spell in spring, freezing tolerance declines.Additionally, the plant growth regulator of these popularity application, great majority
Emulsion, wettable powder, produce and use during all environment can be caused ground contamination in various degree, directly endanger people,
Poultry health.
Therefore, find a kind of natural plant modifying agent component, and be processed into free of contamination water preparation, be important grinding
Study carefully problem.
Summary of the invention
It is an object of the invention to overcome the defect of prior art, it is provided that a kind of neutral water preparation containing isopentennyladenine and preparation thereof
Method, this neutral water preparation containing isopentennyladenine not only ensure that fruit-setting rate and rate of growth can also promote grape growth, individual
Bigger, yield is higher, it is also possible to improve grape quality, makes the sugary part of Fructus Vitis viniferae higher, more resistant to storage, can also improve crop simultaneously
Drought resisting, cold tolerance, alleviate crop and suffer pest and disease damage, poisoning, fertilizer damage, the symptom of freeze injury, and pollution-free in manufacturing process,
Fool proof for the mankind and environment.
To achieve these goals, the technical scheme that the present invention takes is as follows:
A kind of neutral water preparation containing isopentennyladenine, it is made up of the raw material of following weight portion:
Further, one or both during described surfactant includes fatty alcohol-polyoxyethylene ether and castor oil polyoxyethylene ether；
Described antioxidant is antioxidant 1098.
Further, it is made up of the raw material of following weight portion:
Further, in described isopentennyladenine, the mass ratio of enadenine and oxyenadenine is 1: 0.5～2.
Further, described silver ion includes Ag1+、Ag2+、Ag3+In one or more.
The preparation method of a kind of neutral water preparation containing isopentennyladenine, specifically includes following steps:
Step one, by weight weigh each raw material after, first glycerol, dimethyl acetylamide are put in reactor, in 43-47 DEG C
Under, stir 20 minutes；Then isopentennyladenine is put in reactor, at 43-47 DEG C, stir 15 minutes；The most again
Add silver ion, at 43-47 DEG C, stir 15 minutes；
Step 2, then by N-Methyl pyrrolidone in 43-47 DEG C, under stirring condition, put into by several times in reactor, each
Input amount is the 1% of total raw material weight, and the time interval that adjacent twice feeds intake is 5 minutes, feed intake complete continue at 43-47 DEG C at
Stir 15 minutes；
Step 3, the surfactant that then will stir in advance, in 43-47 DEG C, under stirring condition, with a small amount of the most repeatedly former
Then seriality uninterruptedly puts into, until all surfaces activating agent has put into；
Step 4, then by antioxidant, in 43-47 DEG C, put in reactor, stir 15 minutes, obtain mother solution；
Step 5, when mother solution is down to 20-30 DEG C, add pure water, use high-speed shearing machine shear 30 minutes, to obtain final product.
Further, step one is 500 turns per minute to the mixing speed of stirring described in step 4；High speed shear described in step 5
The shear rate that machine sets is as 2700 turns per minute.
Isopentennyladenine in the present invention, also known as 5406 basic elements of cell division, adopted name: oxyenadenine+enadenine, its
Main Ingredients and Appearance is oxyenadenine and enadenine；Isopentennyladenine is that streptomycin is by the adenine made through submerged fermentation
Basic element of cell division plant growth regulator.Its fusing point: 180-217.5 DEG C；Vapour pressure (at 20-25 DEG C): 0.227 μ Pa；Molten
Xie Xing: be dissolved in methanol, ethanol, water insoluble, but be soluble in some special solvents, these solvents have Hexafluoro acetone (high
Poison), the iso-propanol of hexafluoro (corrosivity is high), trichloroacetic acid and the mixture (acids) of halogenated hydrocarbon, dimethyl acetylamide, N-
The mixed solvents such as methyl pyrrolidone.
N-Methyl pyrrolidone (NMP): the N-Methyl pyrrolidone of selection is important industrial chemicals, be a kind of selectivity strong and
The polar solvent of good stability, have that toxicity is low, boiling point is high, dissolving power is strong, nonflammable, biodegradable, recoverable,
Use safety and be applicable to the advantages such as multiple formulations purposes.N-Methyl pyrrolidone (NMP) is that the non-proton transmission of a kind of polarity is molten
Agent, has that toxicity is little, boiling point is high, dissolving power is outstanding, selectivity is strong and the advantage of good stability.Be widely used in aromatic hydrocarbons extraction,
Acetylene, alkene, the purification of alkadienes, the solvent that polyvinylidene fluoride dissolves, the electrode auxiliary material of lithium ion battery, synthesize QI prostration
Solvent when sulfur, lube oil finishing, lubricating oil antifreeze, olefinic extracting agent, the polymerization of indissoluble engineering plastics, agricultural insecticide,
Antibacterial, herbicide.
Dimethyl acetylamide: be a kind of highly polar aprotic solvents, can dissolve multiple compounds, with water, ether, ketone, ester etc.
Dissolve each other completely, there is the features such as heat stability height, not facile hydrolysis, corrosivity is low, toxicity is little, to various kinds of resin, the most poly-
Urethane resin, polyimide resin have good solvability, can be used as heat-resisting synthetic fibers, plastic sheeting, coating, doctor
Medicine, the solvent of acrylonitrile spinning.Dimethyl acetylamide is as a kind of low toxicity, high boiling point, highly polar aprotic solvent and chemical industry
Intermediate, has a wide range of applications in fields such as synthetic material, medicine, pesticide, chemical fibre, PETROLEUM PROCESSING and organic pigments.
Glycerol: when enadenine+oxyenadenine and glycerol are blended in 45 DEG C, can chelate into N-dihydroxypropyl enadenine+
Oxyenadenine (DHPC), water soluble.
Castor oil polyoxyethylene ether: non-ionic solubilizer----be used for dissolving water-insoluble material.As water-insoluble drug or
The solubilizing agent of other fat-soluble medicines and emulsifying agent are applied in semisolid and liquid preparation.
Fatty alcohol-polyoxyethylene ether: in fatty alcohol-polyoxyethylene ether molecule, ethyoxyl number artificially can adjust during synthesis,
Therefore the nonionic surfactant of a series of different performance and purposes can be prepared.Fatty alcohol-polyoxyethylene ether is that a most important class is non-
Ionic surface active agent.Ehter bond in molecule is difficult to be destroyed by acid, alkali, so stability is higher, water solublity is preferable, resistance to electrolysis
Matter, it is easy to biodegradation, foam is little.In addition to using in a large number in textile printing and dyeing industry, also it is largely used to compounding low bulb liquid and washes
Wash agent.R is generally the alkyl of saturated or unsaturated C12～18, can be straight-chain alkyl, it is also possible to be branched alkyl.
N is the adduct number of oxirane, namely the number of oxyethylene group in surfactant molecule.N is the biggest, on molecule hydrophilic group
Oxygen is the most, just can form more hydrogen bond with water, and water solublity is the best.During n=1～5, product can be dissolved in oil and water insoluble, often
As the raw material preparing sulfuric acid ester anion surfactant.During n=6～8, water can be dissolved in, be commonly used for textile detergent and
Grease emulsifier.
Antioxidant 1098: another name: N, N '-bis--(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine；Molecular formula:
C40H64N2O4；Molecular weight: 636.96；Fusing point: 156-161 DEG C；Dissolubility: be soluble in polar solvent, is soluble in especially
In amide solvent.
Compared with prior art, having the beneficial effect that acquired by the present invention:
1) present invention uses isopentennyladenine to add in formula as growth regulator, and its advantage is: isopentennyladenine (alkene
Adenine+oxyenadenine), belong to natural plants source pesticide, the main microorganism species fermentation by extracting from plant forms,
Nontoxic residue-free, on the premise of ensure that fruit-setting rate and rate of growth, can promote grape growth, improving quality, improve yield,
Beautiful in colour, blade is more abundant.Also can make the plucking time of Fructus Vitis viniferae in advance, make the sugary part of Fructus Vitis viniferae higher, individuality is bigger, yield
Higher, more resistant to storage, the drought resisting of crop, cold tolerance can also be improved simultaneously, alleviate crop and suffer pest and disease damage, poisoning, fertilizer damage,
The symptom of freeze injury.Through field control effectiveness test, grape yield increasing 12-15% can be made, and any side effect will not be brought to crops.
2) present invention uses silver ion as antibiotic antiseptic, and described silver ion is containing monovalence silver ion or having containing bivalence silver ion
Machine thing or inorganic matter or coordination compound, these compounds are native compound or synthesis compound；Described silver ion is solid-state silver
Ion or liquid silver ion.Described silver ion is the silver atoms losing more than one electronics, exists with ionic condition, and usual lotus is just
Electricity, such as Ag1+、Ag2+、Ag3+Deng；Its advantage is: it can not only play the effect of preservative, additionally it is possible to kills pathogenic bacteria,
Play the effect of preventing and treating microorganism disease.
3) present invention use glycerol, dimethyl acetylamide and N-Methyl pyrrolidone (NMP) mixture as solvent, its have with
Lower advantage: 1, have relatively low fusing point, and be water preparation, there is antifreeze function, it is possible to solve north of china in winter temperature too low, effectively
Become to analyze or icing phenomenon；2, in water, dissolubility is big, even can dissolve each other with any ratio with water；3, stable performance in water not
Easily decompose；4, do not react with effective ingredient；5, can individually dissolve a certain amount of effective ingredient, form physical characteristic relatively
Stable mother solution.
4) present invention uses the mixture of castor oil polyoxyethylene ether and fatty alcohol-polyoxyethylene ether to make an addition to formula as auxiliary agent
In, it act as: not only promote pesticide dissolving in water；Can also increase the wettability of pesticide active ingredient, tackness and
Permeability, due in surfactant solution with the presence of substantial amounts of micelle, therefore surfactant solution all has preferable emulsifying
And solubilization, different surfactants can carry out compounding optimization by us, improves this character, simultaneously the adding of auxiliary agent
Enter the bin stability that also can improve pesticidal preparations.Another effect adding auxiliary agent can be greatly improved the use effect of pesticide exactly
Rate, owing to the auxiliary agent through optimizing has excellent moistening, sprawls and the performance such as infiltration, these performances can promote that pesticide is by effectively
Absorb.
5) present invention uses antioxidant 1098 to add in formula as antioxidant, is primarily due to it and is soluble in polar solvent, special
It is not soluble in amide solvent.
6) present invention uses neutral water preparation to be a kind of environmental protection dosage form with fine development prospect, overcome Emulsion, powder all
Shortcoming, fool proof for the mankind and environment.
7) inventive formulation consumption requires strict, the too high and too low quality being all unfavorable for preparation of ratio and the performance of drug effect；With
Time, in its preparation method, the addition sequence of each raw material, addition temperature, addition speed and stirring condition, all can affect and produce
The quality of the neutral water preparation containing isopentennyladenine come and effectiveness, should strictly control；Such as, (1) is by enadenine+hydroxyl alkene
When adenine puts into reactor, temperature should be controlled at 43-47 DEG C；Enadenine+oxyenadenine and glycerol mix when 45 DEG C,
Can chelate into N-dihydroxypropyl enadenine+oxyenadenine, temperature is too low or too high, all can affect N-dihydroxypropyl alkene
The generation of adenine+oxyenadenine, is divided into after the solution elder generation muddiness finally given；(2) N-Methyl pyrrolidone should in 43-47 DEG C,
Under stirring condition, putting in reactor by several times, each input amount is the 1% of total raw material weight, between the time that adjacent twice feeds intake
It is divided into 5 minutes, temperature decrease can be caused as disposably direct plungeed into total raw material weight 3%, affect dissolution time and solute effect,
The time of being completely dissolved can extend to 2 hours, in 2 hours, and variations in temperature excessive (in the range of ± 10 DEG C), easily
Cause the again muddy of solution and layering.
Effective ingredient isopentennyladenine and silver ion synergism in the present invention, effect complements each other, and is promoting plant growing, is changing
The aspects such as kind quality, improves yield, improves the drought resisting of plant, cold tolerance, alleviates plant and suffers pest and disease damage, poisoning are sent out jointly
Wave and act on.
Detailed description of the invention
Isopentennyladenine mother's medicine: the mass concentration 0.02% of isopentennyladenine；Wherein enadenine and the matter of oxyenadenine
Amount ratio is 1: 1；Purchased from Langfang, Institute of Plant Protection of the Chinese Academy of Agricultural Sciences pesticide pilot plant；
Silver ion stock solution: be mainly composed of Ag3+, wherein Ag3+Mass concentration 0.2% (2000ppm)；Triumphant more purchased from Baoding
Chemical Co., Ltd..
Below in conjunction with embodiment, the present invention is carried out further details of narration.
Embodiment 1
Prescription:
Preparation method is as follows:
Step one, by weight take each raw material after, first glycerol, dimethyl acetylamide are put in reactor, at 43-47 DEG C,
Stir 20 minutes；Then isopentennyladenine is put in reactor, at 43-47 DEG C, under 500 revs/min of rotating speeds, stir 15 points
Clock；Then add silver ion, at 43-47 DEG C, stir 15 minutes under 500 revs/min of rotating speeds；
Step 2, then by N-Methyl pyrrolidone in 43-47 DEG C, under stirring condition, put into by several times in reactor, each throwing
Enter that amount is total raw material weight 1%, the time interval that adjacent twice feeds intake is 5 minutes, feed intake complete continue at 43-47 DEG C at 500
Stir 15 minutes under rev/min rotating speed；
Step 3, the surfactant that then will stir in advance, in 43-47 DEG C, under stirring condition, with a small amount of the most repeatedly former
Then seriality uninterruptedly puts into, until all surfaces activating agent has put into；
Step 4, then by antioxidant, in 43-47 DEG C, put in reactor, stir 15 minutes under 500 revs/min of rotating speeds,
Mother solution；
Step 5, when mother solution is down to 20-30 DEG C, add pure water, use high-speed shearing machine in the rotating speed cutting of 2700 revs/min
30 minutes, to obtain final product.
Embodiment 2
Prescription:
Preparation method is as follows: with embodiment 1
Embodiment 3
Prescription:
Preparation method is as follows: with embodiment 1.
The mensuration of effect example 1 stability
By the neutral water preparation obtained by embodiment 1～3, it is respectively sealed in ampere bottle and is placed in 54 ± 2 DEG C of electronic constant incubators, storage
Carry out detection after 2 weeks to analyze, calculate heat storage resolution ratio (being shown in Table 1), each embodiment three repetition.
The heat storage stability of the table 1 neutral water preparation containing isopentennyladenine
From table 1 result, the neutral water preparation heat storage stability that embodiment 1 prepares is preferable, heat storage resolution ratio≤0.5%；The most permissible
Draw: the heat storage stability of prepared neutral aqua product is affected notable by the consumption of each raw material of the present invention.
The above embodiment is only the preferred embodiments of the present invention, and and the feasible enforcement of non-invention exhaustive.For ability
For the those skilled in the art of territory, on the premise of without departing substantially from the principle of the invention and spirit, it done any is obviously changed
Dynamic, within all should being contemplated as falling with the claims of the present invention.
Claims (7)
1. the neutral water preparation containing isopentennyladenine, it is characterised in that it is made up of the raw material of following weight portion:
A kind of neutral water preparation containing isopentennyladenine the most according to claim 1, it is characterised in that described surface activity
Agent includes one or both in fatty alcohol-polyoxyethylene ether and castor oil polyoxyethylene ether；Described antioxidant is antioxidant
1098。
A kind of neutral water preparation containing isopentennyladenine the most according to claim 2, it is characterised in that it is by following weight
The raw material composition of part:
A kind of neutral water preparation containing isopentennyladenine the most according to claim 3, it is characterised in that described iso-amylene gland
In purine, the mass ratio of enadenine and oxyenadenine is 1: 0.5～2.
A kind of neutral water preparation containing isopentennyladenine the most according to claim 3, it is characterised in that described silver ion bag
Include Ag1+、Ag2+、Ag3+In one or more.
6. the preparation method of a kind of neutral water preparation containing isopentennyladenine as according to any one of Claims 1 to 5, its feature
It is to specifically include following steps:
Step one, by weight weigh each raw material after, first glycerol, dimethyl acetylamide are put in reactor, in 43-47 DEG C
Under, stir 20 minutes；Then isopentennyladenine is put in reactor, at 43-47 DEG C, stir 15 minutes；Then
Add silver ion, at 43-47 DEG C, stir 15 minutes；
Step 2, then by N-Methyl pyrrolidone in 43-47 DEG C, under stirring condition, put into by several times in reactor, each
Input amount is the 1% of total raw material weight, and the time interval that adjacent twice feeds intake is 5 minutes, feed intake complete continue at 43-47 DEG C at
Stir 15 minutes；
Step 3, the surfactant that then will stir in advance, in 43-47 DEG C, under stirring condition, with a small amount of the most repeatedly former
Then seriality uninterruptedly puts into, until all surfaces activating agent has put into；
Step 4, then by antioxidant, in 43-47 DEG C, put in reactor, stir 15 minutes, obtain mother solution；
Step 5, when mother solution is down to 20-30 DEG C, add pure water, use high-speed shearing machine shear 30 minutes, to obtain final product.
The preparation method of a kind of neutral water preparation containing isopentennyladenine the most according to claim 6, it is characterised in that step
One to described in step 4 stirring mixing speed be 500 turns per minute；The shear rate that high-speed shearing machine described in step 5 sets as
2700 turns per minute.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106135213A (en) * | 2016-07-01 | 2016-11-23 | 北京天辰云农场科技股份有限公司 | A kind of Semen Tritici aestivi hot-dry wind tolerance spraying resistant to lodging liquor and preparation and application thereof |
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