CN107337503A - A kind of preparation method of cupric medicine fertilizer and its pulvis - Google Patents
A kind of preparation method of cupric medicine fertilizer and its pulvis Download PDFInfo
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- CN107337503A CN107337503A CN201710417035.9A CN201710417035A CN107337503A CN 107337503 A CN107337503 A CN 107337503A CN 201710417035 A CN201710417035 A CN 201710417035A CN 107337503 A CN107337503 A CN 107337503A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- 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
- A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
- A01N31/02—Acyclic compounds
-
- 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
- A01N59/20—Copper
-
- 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
- A01N61/00—Biocides, pest repellants or attractants, or plant growth regulators containing substances of unknown or undetermined composition, e.g. substances characterised only by the mode of action
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses the preparation method of a kind of cupric medicine fertilizer and its pulvis, the preparation method of wherein cupric medicine fertilizer comprises the following steps：(1) excessive ammonia is added into the copper-bath containing 1 parts sulfuric acid copper；(2) liquor capacity is pressed, every liter of solution adds 10 80g dispersants, 10 50g wetting agents；Dispersant is the one or more in naphthalene sulfonate, polycarboxylate sodium, sodium lignin sulfonate dispersant；Wetting agent is the one or more in alkylnaphthalene sulfonate, dodecyl naphthalene benzene sulfonic acid sodium salt, lauryl sodium sulfate, nekal wetting agent；(3) liquor capacity is pressed, every liter of solution adds 50 300g urea, 20 50g potassium sulfates.The application of the present invention makes the sterilization to crop cure the disease to settle at one go with fertilising, and extremely good to the bacteriosis prevention effect of crop, the quality and yield of crop are significantly improved.Human cost is not only saved, the pattern separately carried out with fertilising relative to dispenser, the synthesis plantation expense of crop is also greatly lowered.
Description
Technical field
The present invention relates to a kind of preparation method of water-soluble pesticide-fertilizer, more particularly to a kind of water-soluble cupric medicine fertilizer and its powder
The preparation method of agent.
Background technology
Copper is both the nutrient needed for a kind of plant growth, is a kind of bactericide again.Copper sterilization principle be：When it sprays
When being sprinkled upon plant surface, plant surface is attracted to due to its adherence.And plant can secret out of in metabolic processes
Acidic liquid, the acidic materials secreted plus bacterium in instruction plant cell, makes basic copper sulfate be converted into solvable sulfuric acid
Copper, so as to produce copper ion (CU 2+).Copper ion (CU 2+) enter germ cell after, make the protein coagulating in cell.Copper simultaneously
Ion (CU 2+) the part enzyme that can also destroy in its cell, prevent in bacterial body metabolism from being normally carried out.In both effects
Under the influence of, bacterium is poisoned to death.
It is proven, copper ion is to preventing and treating citrus scab, resin disease, canker, foot rot；Bacterial blight of rice,
Bacterial stripe, rice blast, banded sclerotial blight；Target, late blight, brassicaceous vegetable black spot, black rot；Hu Luo
Foretell leaf spot；Celery bacterial speck, early epidemic scrofula, spot blight；Eggplant early blight, anthracnose, brown spot；The bacillary epidemic disease of Kidney bean
Disease；Green onion class purple spot, downy mildew；Pepper bacterial leaf spot；Cucumber bacterial angular leaf spot；Muskmelon downy mildew, reticulate pattern disease；Grape
Anthrachose of grape, powdery mildew, downy mildew；Leaf spot of peanut；Tea tree anthracnose, net cake disease etc. have good preventive and therapeutic effect.
At present, the conventional copper fungicide of in the market mainly has：Copper calcium sulfate (also known as " Bordeaux mixture "), Kocide SD,
The three major types such as network ammonia copper.
Bordeaux mixture have to it is now with the current, and in Bordeaux mixture copper conversion caused by copper ion (CU 2+) quantity pole
It is few；Therefore, it is limited to sterilize the effect cured the disease, typically mainly shields.
The content of copper ion of Kocide SD is high；But Kocide SD is not soluble in water and extremely easy oxidation；Kocide SD needs
To pass through the processes such as a series of scattered, suspension to be modified formulation, the increase of inconvenience and cost is brought to the manufacturing.
The interior sorptivety permeability of network ammonia copper is strong, plays the role of certain to root out fungi, bacterium and mould.But network ammonia copper powder
Agent dosage is too small easily to form Kocide SD precipitation with water, influences prevention effect, dosage is excessive to crop and people and animals
It is again dangerous.Particularly network ammonia copper powder agent needs to consume substantial amounts of ethanol to precipitate extraction in manufacturing process is synthesized, and causes second
Alcohol recovery wastes many man power and materials.
When using foregoing copper fungicide, it will not typically be used simultaneously with fertilizer, so worker can be at least right at twice
Crop carries out sterilization and cures the disease and apply fertilizer, and in human cost, causes unnecessary waste.
Therefore those skilled in the art are directed to developing the cupric medicine fertilizer that a kind of cost is low, easy to use, bactericidal effect is good
And its preparation method of pulvis.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention are to provide that a kind of cost is low, makes
With the preparation method of the good cupric medicine fertilizer of convenient, bactericidal effect and its pulvis.
To achieve the above object, the invention provides a kind of preparation method of cupric medicine fertilizer, comprise the following steps：
(1) excessive ammonia is added into the copper-bath containing 1 parts sulfuric acid copper；
(2) liquor capacity is pressed, every liter of solution adds 10-80g dispersants, 10-50g wetting agents；
Dispersant is the one or more in naphthalene sulfonate, polycarboxylate, sodium lignin sulfonate dispersant；Wetting agent is alkane
Base naphthalene sulfonate, dodecyl naphthalene benzene sulfonic acid sodium salt, lauryl sodium sulfate, one kind in nekal wetting agent or more
Kind；
(3) liquor capacity is pressed, every liter of solution adds 50-300g urea, 20-50g potassium sulfates.
Preferably, the concentration of copper-bath is 0.25-2mol/L in step (1).
Preferably, ammoniacal liquor ammon amount is 0.425~1 parts by weight in step (1).
Preferably, add humate or humic acid, static, filter liquor by every liter of 40-150g to step (3) resulting solution
Sediment in body.
Preferably, the humate is the one or more in sodium humate, ammonium humate, humic acid potassium.
A kind of preparation method of cupric medicine fertilizer pulvis, comprises the following steps：
(1) excessive ammonia is added into the copper-bath containing 1 parts sulfuric acid copper；
(2) ethanol of 2-6 times more than 95% of liquor capacity is added, precipitation, removes supernatant liquor, takes wherein solid matter baking
Do to water content and be less than 8%, obtain cupric tetramminosulfate；
(3) percentage by weight 0.1-75% cupric tetramminosulfates, 0.1-10% dispersant, 0-5% wetting agent, 0- are taken
50% urea, 0-50% potassium sulfate, mixing；
Dispersant is the one or more in naphthalene sulfonate, polycarboxylate, sodium lignin sulfonate dispersant；The wetting agent
For one kind in alkylnaphthalene sulfonate, dodecyl naphthalene benzene sulfonic acid sodium salt, lauryl sodium sulfate, nekal wetting agent or
It is a variety of；
(4) 40-80 DEG C is dried to water content less than stirring after 3% and smash.
Preferably, also include adding 0-50% diammonium hydrogen phosphates, 0-50% humates in the step (3).
Preferably, the humate is the one or more in sodium humate, ammonium humate, humic acid potassium.
Preferably, the concentration of copper-bath is 0.25-2mol/L in the step (1).
Preferably, the ammon amount of the ammoniacal liquor is 0.425~1 parts by weight.
The beneficial effects of the invention are as follows：The application of the present invention makes the sterilization to crop cure the disease to settle at one go with fertilising, to making
The bacteriosis prevention effect of thing is extremely good, and the quality and yield of crop are significantly improved.Not only save manpower into
This, the pattern separately carried out with fertilising relative to dispenser, the synthesis plantation expense of crop is also greatly lowered.
Embodiment
With embodiment, the invention will be further described below, embodiment described herein only to explain the present invention,
Not limiting the present invention：
Production example 1：
Take 32kg sulfuric acid copper dissolutions that 2mol/L copper-bath is made, add 108kg, 25% ammoniacal liquor；Add 9kg ropes
Polycarboxylate sodium's dispersant T/36,12kg Aksu promise shellfish of Luo Diya (Rhodia) company production under Er Wei (SOLVAY)
The naphthalenesulfonatedispersant dispersant Morwet D-425 of your company's production；Add the alkylnaphthalene sulphur of 9kg Akzo Nobel N.V. production
Hydrochlorate wetting agent Morwet EFW；Add 50kg urea, 12.5kg potassium sulfates are stirred to being completely dissolved.
Production example 2：
Take 16kg sulfuric acid copper dissolutions that 1mol/L copper-bath is made, add 54kg, 25% ammoniacal liquor；Add 9kg ropes
Polycarboxylate sodium's dispersant T/36,12kg Aksu promise shellfish of Luo Diya (Rhodia) company production under Er Wei (SOLVAY)
The naphthalenesulfonatedispersant dispersant Morwet D-425 of your company's production；Add the alkylnaphthalene sulphur of 9kg Akzo Nobel N.V. production
Hydrochlorate wetting agent Morwet EFW；Add 40kg urea, 10kg potassium sulfates, 15kg humic acids to stir to being completely dissolved, it is heavy to filter out
Starch.
Production example 3：
Take 16kg sulfuric acid copper dissolutions that 1.5mol/L copper-bath is made, add 64kg, 20% ammoniacal liquor, it is reacted to take
The reacted solution of 1L, the polycarboxylate sodium of Luo Diya (Rhodia) company production added under 10g Sol dimension (SOLVAY)
Dispersant T/36；Add the wetting agent TERWET1004 that 10g Hensels step the production of (Huntsman) company；Add 100g urea, 30g
Potassium sulfate is stirred to being completely dissolved, and filters out sediment.
Production example 4：
Take 16kg sulfuric acid copper dissolutions that 0.25mol/L copper-bath is made, 22.67kg, 30% ammoniacal liquor are added, through anti-
The reacted solution of 1L should be taken, adds the polycarboxylate salt dispersant GY- of 20g Beijing Guangyuan Yinong Chemical Co., Ltd production
1256；Add the lauryl sodium sulfate wetting agent of 20g Wujiang Tian Cheng Chemical Co., Ltd.s production；Add 50g urea, 20g sulphur
Sour potassium, 40g sodium humates, sediment is filtered out after static 2 hours.
Production example 5：
Take 16kg sulfuric acid copper dissolutions that 1.8mol/L copper-bath is made, add 80kg, 20% ammoniacal liquor, it is reacted to take
The reacted solution of 1L, add the sodium lignin sulfonate dispersing agent C MN of the excellent rope chemistry Science and Technology Ltd. production in 80g Qingdao；Add
Enter the nekal wetting agent of 80g Shanghai Hui Pu industrial chemicals Co., Ltd production；Add 200g urea, 40g sulphur
Sour potassium 17.932,80g humic acid potassiums 44K, sediment is filtered out after static 2 hours.
Production example 6：
Take 16kg sulfuric acid copper dissolutions that 1mol/L copper-bath is made, add 48kg, 20% ammoniacal liquor, it is reacted to take 1L
Reacted solution, add the naphthalene sulfonate Morwet D-425 dispersants of 60g Akzo Nobel N.V. production；Add 60g
The alkylnaphthalene sulfonate wetting agent Morwet EFW of Akzo Nobel N.V.'s production；300g urea, 50g potassium sulfates are added,
150g ammonium humates, sediment is filtered out after static 2 hours.
Production example 7：
Take 16kg sulfuric acid copper dissolutions that 1mol/L copper-bath is made, add 54kg, 25% ammoniacal liquor；450L is added dropwise,
Concentration is 95% ethanol, and supernatant liquor is removed after static 30 minutes, and sediment is filtered and is dried to after removing unnecessary moisture
Water content is 3%, the Luo Diya added while stirring under 4kg Sol dimension (SOLVAY) into the cupric tetramminosulfate after drying
(Rhodia) naphthalene sulfonate of polycarboxylate sodium's dispersant T/36,4kg Akzo Nobel N.V. production of company's production disperses
Agent Morwet D-425；Add 4kg alkylnaphthalene sulfonate wetting agents；It is rotten to add 88kg diammonium hydrogen phosphates, 35kg potassium sulfates, 16kg
Sodium phytate, stir, it is less than 3% that 60 DEG C are dried to water content again, is smashed to 200 mesh.
Production example 8：
Take 16kg sulfuric acid copper dissolutions that 1.5mol/L copper-bath is made, add 64kg, 25% ammoniacal liquor；It is added dropwise
500L, concentration are 95% ethanol, and supernatant liquor is removed after static 30 minutes, and sediment centrifugation is removed after unnecessary moisture simultaneously
It is 8% to be dried to water content, takes the cupric tetramminosulfate 0.8kg after drying, adds 1kg Sol dimension (SOLVAY) flag while stirring
Under Luo Diya (Rhodia) company production polycarboxylate sodium's dispersant T/36；Add the life of 0.1kg Akzo Nobel N.V.
The alkylnaphthalene sulfonate wetting agent Morwet EFW of production；It is rotten to add 10kg diammonium hydrogen phosphates, 10kg urea, 10kg potassium sulfates, 5kg
After phytic acid ammonium stirs and evenly mixs, it is 3% that 40 DEG C, which are dried to water content, stirs and smashes again to 200 mesh.
Production example 9：
Take 16kg sulfuric acid copper dissolutions that 1mol/L copper-bath is made, add 64kg, 15% ammoniacal liquor；550L is added dropwise,
Concentration is 98% ethanol, and supernatant liquor is removed after static 30 minutes, and sediment centrifugation is removed after unnecessary moisture and dried
It is 5% to water content, takes the cupric tetramminosulfate 0.1kg after drying, adds while stirring under 0.1kg Sol dimension (SOLVAY)
Luo Diya (Rhodia) company production polycarboxylate sodium's dispersant T/36；Add 20kg diammonium hydrogen phosphates, 50kg urea,
After 28.8kg potassium sulfates stir and evenly mix, it is 3% that 80 DEG C, which are dried to water content, stirs and smashes again to 200 mesh.
Production example 10：
Take 100kg sulfuric acid copper dissolutions that 2mol/L copper-bath is made, add 125kg, 30% ammoniacal liquor；It is added dropwise
500L, concentration are 98% ethanol, and supernatant liquor is removed after static 30 minutes, and sediment centrifugation is removed after unnecessary moisture simultaneously
It is 2% to be dried to water content, takes the cupric tetramminosulfate 75kg after drying, adds 10kg Sol dimension (SOLVAY) flag while stirring
Under Luo Diya (Rhodia) company production polycarboxylate sodium's dispersant T/36；Add the production of 5kg Akzo Nobel N.V.
Alkylnaphthalene sulfonate wetting agent Morwet EFW；After addition 15kg diammonium hydrogen phosphates, 5kg urea stir and evenly mix, 60 DEG C of drying
It is 2% to water content, stirs and smash again to 200 mesh.
Present invention is not limited to foregoing production example, is prepared in various deal ratios listed by the present invention and method
Medicine fertilizer, all falls in the scope of protection of the present invention.
The cupric medicine fertilizer prepared according to the inventive method for copper ions medicine fertilizer, to the various bacterial disease of crop all
There is preventive and therapeutic effect, preventing and treating crop diseases settle at one go with fertilising, substantially increase the yield of crop.When in use, need to be dilute through water
Crop blade face is sprayed on after releasing, the cupric medicine fertilizer of aqua and the weight ratio of water are 1：250~400, copper medicine fertilizer and the water of pulvis
Weight ratio is 1：400~600.
Effectiveness embodiment
The medicine fertilizer prepared with production example 7 is used to be tested on rice：
Commission Agricultural in Chongqing technology popularization station is tested on rice, and experiment is located at stone column county of Chongqing City fishpond town
The green farmlands covered by contract of Shan Jiao villages leading peak group Luo Hong, it is reddish brown purple paddy for examination soil, soil fertility is medium, and irrigation conditions is good,
Planting patterns is mono-season medium rice, and rice varieties are moral perfume (or spice) 4103.
The humic acid cupric medicine fertilizer for including 1. preparing with embodiment 7 for examination fertilizer；2. 30% complex fertilizer (12-8-10)；
3. urea (N >=46%).
Experiment is divided into 3 processing, is respectively：
Processing 1：Local farmers habits fertilization；
Processing 2：Local farmers habits fertilization+humic acid cupric medicine fertilizer；
Processing 3：The clear water of 2 equivalent of local farmers habits fertilization+and processing；
Determined through Agricultural in Chongqing technology popularization station, the humic acid cupric medicine fertilizer nutrient content for handling 2 is：Corruption is planted
Acid >=3.0%, N+P2O5+K2O >=20.0%, remaining fertilizer are that agricultural technology extension master station of Chongqing City provides for oneself.
Test division of cells, plot area 20m2, repeat three times, random packet arrangement, protection row be set between processing.
Test each processing base fertilizer, top dressing kind and quantity to be consistent, 2 seedling stage and pustulation period after transplanting of processing is each
3 humic acid cupric medicine fertilizer are sprayed, every mu dilutes 500 times of foliage-sprays with 90-120g humic acid cuprics medicine fertilizer every time, between spraying
Every 7 days.Processing 3 sprays the clear water with 2 equivalent of processing, and spraying time is identical with processing 2.Yield result is listed in table 1.
The output statistics table of table 1
As seen from the experiment, rice yield highest is to spray the processing (processing 2) of humic acid cupric medicine fertilizer, average out to
575.6kg/ mu；Next to that local farmers custom sprays processing (processing 1), average out to 524.5kg/ mus；Yield it is minimum be spray
Apply the processing (processing 3) of clear water, average out to 522.2kg/ mus.Rice sprays humic acid cupric medicine fertilizer yield than every mu of habits fertilization
Averagely increase production 51.1kg, amplification 9.75%；Than spraying every mu of volume increase 53.4kg of equivalent clear water, amplification 10.22%.
Variance analysis is carried out to yield, the F=0.579 (table 2) between district's groups, less than F (2,4)0.05=6.94, different disposal
Between F=317.04, more than F (2,4)0.05=6.94, show that the volume variance of experiment derives from different test process.
Multiple range test (LSD methods, table 3) is carried out to yield on this basis, using humic acid cupric medicine fertilizer (processing 2) with practising
Used fertilising (processing 1) compares, and volume variance is up to 1% level of signifiance；Compared with spraying equivalent clear water (processing 3), yield is poor
It is different up to 1% level of signifiance；Habits fertilization is not notable with spraying equivalent clear water processing volume variance, illustrates under test conditions, water
Rice, which sprays the humic acid cupric medicine fertilizer as made of the inventive method, has significant effect of increasing production.
The yield analysis of variance table of table 2
| Source of variation | Quadratic sum | The free degree | It is square | F values | F0.05 | F0.01 |
| Between district's groups | 9.9756 | 2 | 4.9878 | 0.579 | 6.94 | 18.00 |
| Between processing | 5464.35 | 2 | 2732.175 | 317.04 | 6.94 | 18.00 |
| Error | 34.4711 | 4 | 8.6178 | |||
| Total variation | 5508.797 | 8 |
The result of multiple comparisons table of table 3 (LSD methods)
| Processing | Average | 5% level of signifiance | 1% level of signifiance |
| Processing 2 | 575.6 | a | A |
| Processing 1 | 524.5 | b | B |
| Processing 3 | 522.2333 | b | B |
Under test conditions, it is 575.6kg/ that rice, which sprays the humic acid cupric medicine fertilizer yield prepared according to the inventive method,
Mu, averagely increase production 51.1kg than every mu of habits fertilization, amplification 9.75%, volume variance is up to 1% level of signifiance；Than spraying equivalent
Every mu of clear water volume increase 53.4kg, amplification 10.22%, volume variance is up to 1% level of signifiance；Habits fertilization is with spraying equivalent clear water
Processing volume variance is not notable, shows that spraying the cupric medicine fertilizer prepared according to the present invention has notable effect of increasing production.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Creative work can is needed to make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of preparation method of cupric medicine fertilizer, it is characterized in that, comprise the following steps：
(1) excessive ammonia is added into the copper-bath containing 1 parts sulfuric acid copper；
(2) liquor capacity is pressed, every liter of solution adds 10-80g dispersants, 10-50g wetting agents；
Dispersant is the one or more in naphthalene sulfonate, polycarboxylate, sodium lignin sulfonate dispersant；Wetting agent is alkylnaphthalene
One or more in sulfonate, dodecyl naphthalene benzene sulfonic acid sodium salt, lauryl sodium sulfate, nekal wetting agent；
(3) liquor capacity is pressed, every liter of solution adds 50-300g urea, 20-50g potassium sulfates.
2. the preparation method of cupric medicine fertilizer as claimed in claim 1, it is characterized in that：The concentration of copper-bath in step (1)
For 0.25-2mol/L.
3. the preparation method of cupric medicine fertilizer as claimed in claim 1, it is characterized in that：Ammoniacal liquor ammon amount is 0.425 in step (1)
~1 parts by weight.
4. the preparation method of cupric medicine fertilizer as claimed in claim 1, it is characterized in that：Every liter of 40- is pressed to step (3) resulting solution
150g adds humate or humic acid, static, filters out the sediment in liquid.
5. the preparation method of cupric medicine fertilizer as claimed in claim 4, it is characterized in that：The humate is sodium humate, corruption
Grow the one or more in sour ammonium, humic acid potassium.
6. a kind of preparation method of cupric medicine fertilizer pulvis, it is characterized in that, comprise the following steps：
(1) excessive ammonia is added into the copper-bath containing 1 parts sulfuric acid copper；
(2) ethanol of 2-6 times more than 95% of liquor capacity is added, precipitation, supernatant liquor is removed, takes wherein solid matter to be dried to
Water content is less than 8%, obtains cupric tetramminosulfate；
(3) percentage by weight 0.1-75% cupric tetramminosulfates, 0.1-10% dispersant, 0-5% wetting agent, 0-50% are taken
Urea, 0-50% potassium sulfate, mixing；
Dispersant is the one or more in naphthalene sulfonate, polycarboxylate, sodium lignin sulfonate dispersant；The wetting agent is alkane
Base naphthalene sulfonate, dodecyl naphthalene benzene sulfonic acid sodium salt, lauryl sodium sulfate, one kind in nekal wetting agent or more
Kind；
(4) 40-80 DEG C is dried to water content less than stirring after 3% and smash.
7. the preparation method of cupric medicine fertilizer pulvis as claimed in claim 6, it is characterized in that：Also include adding in the step (3)
Enter 0-50% diammonium hydrogen phosphates, 0-50% humates.
8. the preparation method of cupric medicine fertilizer pulvis as claimed in claim 7, it is characterized in that：The humate is humic acid
One or more in sodium, ammonium humate, humic acid potassium.
9. the preparation method of cupric medicine fertilizer pulvis as claimed in claim 6, it is characterized in that：Copper sulphate is molten in the step (1)
The concentration of liquid is 0.25-2mol/L.
10. the preparation method of cupric medicine fertilizer pulvis as claimed in claim 6, it is characterized in that：The ammon amount of the ammoniacal liquor is
0.425~1 parts by weight.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113072403A (en) * | 2021-03-05 | 2021-07-06 | 河南蕴农植保科技有限公司 | Multi-effect foliage spray and its preparation method |
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Application publication date: 20171110 |