CN103553811A - Corncob-decomposed organic nanometer fertilizer - Google Patents
Corncob-decomposed organic nanometer fertilizer Download PDFInfo
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Abstract
The invention relates to a corncob-decomposed organic nanometer fertilizer. The corncob-decomposed organic nanometer fertilizer is characterized by being prepared through the following active ingredients in parts by weight: 55-60 parts of corncobs, 1-15 parts of Chinese stellera root, 5-10 parts of European hop flower, 25-30 parts of pericarpium zanthoxyli, 25-30 parts of ginkgo seed peels, 26-30 parts of fructus cnidii and the like. The corncob-decomposed organic nanometer fertilizer can prevent and remove farmland weeds and has the broad-spectrum antibacterial characteristic; compared with the prior art, the corncob-decomposed organic nanometer fertilizer has the characteristics that weeding effect is good, environment is safe, weeds difficultly produce pesticide resistance and the like, thus the corncob-decomposed organic nanometer fertilizer is wide in application prospects.
Description
Technical field
The invention belongs to nuisanceless fertilizer technical field, relate to a kind of nuisanceless bactericidal and herbicidal Chemical Mixed Fertilizer, specifically a kind of corn cob organic nano fertilizer that becomes thoroughly decomposed
background technology
Plant can run into various disease and pests in occurring in nature process of growth, fungus disease particularly, its kind is many, and disease is serious, and, dark fund sick etc. sick such as sick, the red gold of gold is that the disease of control occurs generally, to be comparatively difficult on many farm crop, to agriculture production, brought huge loss, the parts such as tender seedling, bud, the tip that mainly occur in crop, when serious, blade is withered, curling, browning look, withered.A large amount of chemical means that use are prevented and treated at present, yet domesticly for preventing and treating the medicament of Powdery Mildew, mainly contain the unicity of for many years medication of methyl and the singularity of pharmaceutical chemicals, be easy in use operator and ecotope be made to serious harm, and have in a large number residual, easy-clear, does not damage edible people, and therefore country is own through banning use of highly toxic pesticide, greatly develop green non-pollution vegetables, so be badly in need of developing the public nuisance-free agricultural chemicals that low toxicity is even nontoxic.Causing harm of farmland weed often causes a large amount of underproduction of farm crop every year.Use chemical herbicide to remain the Main Means of current weed control, but due to a large amount of and unreasonable use chemical herbicide, caused the problems such as environmental pollution, pesticide residue and herbicide resistance, be subject to extensive concern.Therefore, exploitation is efficient, the new herbicides of low toxicity, low residue, becomes problem in the urgent need to address.From plant, find biologically active substance, and then the environmentally friendly agricultural chemicals of development of new, be the hot fields of the outer research of Present Domestic.
China is large agricultural country, and about 400,000,000 m2 of area occur crop diseases and pest crop smothering throughout the year, needs every year to produce and use 800,000 tons, agricultural chemicals, and agricultural chemicals has become indispensable factor in agriculture production.Being widely used of agricultural chemicals, although production development has been played to vital role, also occurred resistance problem such as insect pest, disease, to the pollution of environment and in agricultural and animal products residual and accumulation problem, injure natural enemy, destroy balance of nature, cause pest resurgence problem etc.This development to novel pesticide has proposed higher requirement.Especially, since entering 21 century, along with the cry of people's uphold nature, protection of the environment, concern food safety is day by day surging, harmless boilogical agricultural chemicals industry and biological control area research have obtained rare opportunity to develop.
Seed of Chinese Soapberry (Sapindus mukurossi Gatren) is a kind of deciduous tree of Sapindaceae (Sapindaceae) Sapindus (Sapindus), originates on the south China Yangtze valley and South East Asia Mainland various places, India and Japan.Research shows, contains multiple secondary metabolite in Seed of Chinese Soapberry, and some have good biological activity, has been widely used in daily use chemicals, medicine and other fields.But so far not about the report of Seed of Chinese Soapberry extract weeding activity, the weedicide product that the Seed of Chinese Soapberry exosper extract of not take is activeconstituents.Therefore, the plant-sourced weedicide product that Seed of Chinese Soapberry extract is activeconstituents is take in exploitation, has wide market outlook.The plant pesticide that at present also has some to extract from kuh-seng, but it is unreasonable to fill a prescription, effect is not ideal, is not suitable for suitability for industrialized production, and the fertilizer of currently available technology only has the trophic function of fertilizer, does not have the effect of killing plant insect.Market in urgent need is a kind of is conducive to environment protection, can effectively utilize organic waste, slow, sterilization, weeding, and can be applicable to the large nuisanceless a kind of corn cob of plant of the producing organic nano fertilizer that becomes thoroughly decomposed.
Summary of the invention
The invention provides a kind of corn cob a kind of corn cob organic nano fertilizer that becomes thoroughly decomposed that becomes thoroughly decomposed, it is prepared by the raw material of following parts by weight: corn cob 50-60 part, Stellera chamaejasme L. 1-15 part, hops 5-10 part, Chinese prickly ash 25-30 part, ginkgo kind skin 25-30 part, Fructus Cnidii 26-30 part, Cortex Meliae 17-30 part, Rangooncreeper Fruit 16-25 part, Turkey-galls 1-15 part, Root of Pubescent Holly 5-15 part, matrine 5-10 part, Seed of Chinese Soapberry exosper 55-60 part, carbon ammonium 35-45 part, diammonium phosphate 20-30 part, Repone K 5-10 part, zinc sulfate 1-2 part, boric acid 1-2 part, manganous sulfate 5-10 part, medical stone powder 25-30 part, calcium stone flour 5-10 part, wilkinite 20-25 part, thiocarbamide 5-15 part, diatomite 10-20 part, ground phosphate rock 10-20 part, Sodium salts humic acids 5-15 part, 10～25 parts of proline(Pro), 15～20 parts of methionine(Met)s, 16～23 parts of glycine, 26～33 parts of Threonines, tyrosinase 15-15 part, water 10-20 part, 10 ~ 20 parts of organic solvents, silicon hydroxyapatite 25-30 part, 10 ~ 15 parts of cyst materials, 1 ~ 3 part, colloid.
Get in proportion corn cob, stir, stacking fermentation; Stacking fermentation 10-20 days, when temperature reaches 65 ℃, turning 4 times, when temperature and normal temperature remain basically stable, complete ripeness ferments; By fermentation complete ripeness base-material airing or dry to water content≤10%; Get Stellera chamaejasme L., hops, Chinese prickly ash, ginkgo kind skin, Fructus Cnidii, Cortex Meliae, Rangooncreeper Fruit, Turkey-galls, Root of Pubescent Holly, matrine, Seed of Chinese Soapberry exosper according to described parts by weight, 70% alcohol reflux that at every turn adds 30 times of amounts of medicinal material total amount, reflux twice, each 3 hours, merge alcohol extract, the medicinal extract that relative density is 1.6 when 0.08Mpa, 60 ℃ are evaporated to 65 ℃, spraying is dry, obtains dry extract; After the medicinal extract obtaining is scattered in to distilled water and mixes with the base-material of described fermentation complete ripeness, by described formula, add carbon ammonium, diammonium phosphate, Repone K, zinc sulfate, boric acid, manganous sulfate, medical stone powder, calcium stone flour, wilkinite, thiocarbamide, diatomite, ground phosphate rock, Sodium salts humic acids, proline(Pro), methionine(Met), glycine, Threonine, tyrosine and mix; Add silicon hydroxyapatite 25-30 part, the cyst material of described weight part, then add the colloid of described weight part to stir with per minute 2500 rotating speeds, form oil-in-water emulsion; Reduce revolution to 1500 and turn, stir and within 25 minutes, then add dilute hydrochloric acid to regulate pH value to 3.0, then stir after 1 hour rotating speed is dropped to 100 revs/min, be warmed up to 50 ~ 55 ℃, continue to stir, after 2 hours, add sodium hydroxide to regulate pH value to 7.0.
The application of described bactericidal and herbicidal Chemical Mixed Fertilizer in control Cereal, fruit tree, vegetables.
Described crop is potato.
It is preferably prepared by the raw material of following parts by weight: 55 parts of corn cobs, 7 parts of Stellera chamaejasme L.s, 7 parts of hops, 27 parts, Chinese prickly ash, 27 parts of ginkgo kind skins, 27 parts of Fructus Cnidiis, 24 parts of Cortex Meliaees, 20 parts of Rangooncreeper Fruit, 8 parts, Turkey-galls, 8 parts of Root of Pubescent Holly, 8 parts of matrines, 60 parts of Seed of Chinese Soapberry exospers, 38 parts of carbon ammoniums, 27 parts of diammonium phosphate, 6 parts, Repone K, 1 part, zinc sulfate, 1 part of boric acid, manganous sulfate 7, 27 parts of medical stone powders, 8 parts of calcium stone flours, 23 parts of wilkinites, 9 parts of thiocarbamides, 16 parts, diatomite, 16 parts, ground phosphate rock, 9 parts of Sodium salts humic acidss, 12 parts of proline(Pro), 18 parts of methionine(Met)s, 19 parts of glycine, 29 parts of Threonines, 8 parts, tyrosine, 15 parts, water, 10 parts of organic solvents, 25 parts of silicon hydroxyapatites, 10 parts of cyst materials, 1 part, colloid.
Bactericidal and herbicidal agent of the present invention can be used for broadcasting the front soil treatment of rear seedling, prevents and kill off the sterilization idiocratic of farmland weed and wide spectrum.Compared with prior art, it is good that formulation of the present invention has herbicidal effect, environmentally safe, and the weeds feature such as be difficult for developing immunity to drugs, has a extensive future.Formulation of the present invention is remarkable to its prevention against usual damages effect of fruit, wheat, paddy rice and vegetables.Bactericidal and herbicidal agent of the present invention relatively safely to eyes, skin nonirritant, is low toxicity through its acute toxicity of day skin evidence to people and animals, in atmosphere and soil, easily decomposes, and non-poisonous material is residual; Bactericidal and herbicidal agent of the present invention is little on the impact of farmland natural enemy, contributes to keep ecotope, more friendly to environment, meets the production requirement of crop.Utilize hydroxyapatite itself to there is the character of vesicular structure, Drug absorbability, in the inner mesh of carrier, is reached to the object of slow release.Hydroxyapatite also has biodegradable characteristic, gained degraded product is phosphate anion and calcium ion, and these elements can be absorbed by crop again, can not produce destruction to crop and environment, can also improve soil, so the product quality that the hydroxyapatite of usining obtains as agricultural chemicals, chemical fertilizer carrier is reliable, stability is strong, uses safety, drug loading and adsorptive capacity all improve a lot, fertilizer efficiency time lengthening is more than 4 months, and utilization rate of fertilizer improves 18%, improves the producer's benefit.
Embodiment
The present invention is described in further detail by the following examples, but should be appreciated that the present invention is not in following examples.
Embodiment 1: a kind of corn cob a kind of corn cob organic nano fertilizer that becomes thoroughly decomposed that becomes thoroughly decomposed
Preparation
Will be separately traditional Chinese medicine ingredients air-dry, dry or in 40-60 ℃ of oven dry, pulverize.The raw material of getting following parts by weight prepares: it is prepared by the raw material of following parts by weight: corn cob 50-60 part, Stellera chamaejasme L. 1-15 part, hops 5-10 part, Chinese prickly ash 25-30 part, ginkgo kind skin 25-30 part, Fructus Cnidii 26-30 part, Cortex Meliae 17-30 part, Rangooncreeper Fruit 16-25 part, Turkey-galls 1-15 part, Root of Pubescent Holly 5-15 part, matrine 5-10 part, Seed of Chinese Soapberry exosper 55-60 part, carbon ammonium 35-45 part, diammonium phosphate 20-30 part, Repone K 5-10 part, zinc sulfate 1-2 part, boric acid 1-2 part, manganous sulfate 5-10 part, medical stone powder 25-30 part, calcium stone flour 5-10 part, wilkinite 20-25 part, thiocarbamide 5-15 part, diatomite 10-20 part, ground phosphate rock 10-20 part, Sodium salts humic acids 5-15 part, 10～25 parts of proline(Pro), 15～20 parts of methionine(Met)s, 16～23 parts of glycine, 26～33 parts of Threonines, tyrosinase 15-15 part, water 10-20 part, 10 ~ 20 parts of organic solvents, silicon hydroxyapatite 25-30 part, 10 ~ 15 parts of cyst materials, 1 ~ 3 part, colloid.
55 parts of corn cobs, 7 parts of Stellera chamaejasme L.s, 7 parts of hops, 27 parts, Chinese prickly ash, 27 parts of ginkgo kind skins, 27 parts of Fructus Cnidiis, 24 parts of Cortex Meliaees, 20 parts of Rangooncreeper Fruit, 8 parts, Turkey-galls, 8 parts of Root of Pubescent Holly, 8 parts of matrines, 60 parts of Seed of Chinese Soapberry exospers, 38 parts of carbon ammoniums, 27 parts of diammonium phosphate, 6 parts, Repone K, 1 part, zinc sulfate, 1 part of boric acid, 7 parts of manganous sulfates, 27 parts of medical stone powders, 8 parts of calcium stone flours, 23 parts of wilkinites, 9 parts of thiocarbamides, 16 parts, diatomite, 16 parts, ground phosphate rock, 9 parts of Sodium salts humic acidss, 12 parts of proline(Pro), 18 parts of methionine(Met)s, 19 parts of glycine, 29 parts of Threonines, 8 parts, tyrosine, 15 parts, water, 10 parts of organic solvents, 30 parts of silicon hydroxyapatites, 10 parts of cyst materials, 1 part, colloid.。
Get in proportion corn cob, stir, stacking fermentation; Stacking fermentation 10-20 days, when temperature reaches 65 ℃, turning 4 times, when temperature and normal temperature remain basically stable, complete ripeness ferments; By fermentation complete ripeness base-material airing or dry to water content≤10%; Get Stellera chamaejasme L., hops, Chinese prickly ash, ginkgo kind skin, Fructus Cnidii, Cortex Meliae, Rangooncreeper Fruit, Turkey-galls, Root of Pubescent Holly, matrine, Seed of Chinese Soapberry exosper according to described parts by weight, 70% alcohol reflux that at every turn adds 30 times of amounts of medicinal material total amount, reflux twice, each 3 hours, merge alcohol extract, the medicinal extract that relative density is 1.6 when 0.08Mpa, 60 ℃ are evaporated to 65 ℃, spraying is dry, obtains dry extract; After the medicinal extract obtaining is scattered in to distilled water and mixes with the base-material of described fermentation complete ripeness, by described formula, add carbon ammonium, diammonium phosphate, Repone K, zinc sulfate, boric acid, manganous sulfate, medical stone powder, calcium stone flour, wilkinite, thiocarbamide, diatomite, ground phosphate rock, Sodium salts humic acids, proline(Pro), methionine(Met), glycine, Threonine, tyrosine and mix; Add silicon hydroxyapatite, the cyst material of described weight part, then add the colloid of described weight part to stir with per minute 2500 rotating speeds, form oil-in-water emulsion; Reduce revolution to 1500 and turn, stir and within 25 minutes, then add dilute hydrochloric acid to regulate pH value to 3.0, then stir after 1 hour rotating speed is dropped to 100 revs/min, be warmed up to 50 ~ 55 ℃, continue to stir, after 2 hours, add sodium hydroxide to regulate pH value to 7.0.
Embodiment 2: the become thoroughly decomposed bacteriostatic test effect of organic bactericidal and herbicidal Chemical Mixed Fertilizer of a kind of corn cob
The bactericidal and herbicidal fertilizer that the embodiment of the present invention 1 makes is prevented and treated rice sheath blight disease, cucumber downy mildew, pears black heart field control effectiveness test:
3 processing are established in each test altogether, repeat for 4 times, and each community area 10m2, carries out test design, wherein A according to completely randomized design: clear water blank; B: 800 times of diluent positive controls of carbendazim; C: 300 times of diluents of botanical pesticide of the present invention.Use medicine 4 times, interval 7d.
Investigation content and data processing: random 30 samples of selecting in every community, before using medicine and after the 4th perfusion, 7d investigation, records diseased plant number.During results, carry out the single receipts in output investigation ，Mei community, weigh separately.
Sickness rate (%)=(diseased plant number/investigate total strain number) * 100.
Prevention effect (%)=[(sickness rate-treatment zone, check plot sickness rate)/check plot sickness rate] * 100.
Test-results shows, between pesticide control rice sheath blight disease of the present invention, cucumber downy mildew, pears black heart and clear water blank, inequality heteropole is remarkable; Prevention effect on average reaches 78.3%, to preventing and treating rice sheath blight disease, has positive effect, arrives 85.2%.
Embodiment 3: the become thoroughly decomposed controlling weeds test effect of organic bactericidal and herbicidal Chemical Mixed Fertilizer of a kind of corn cob
The bactericidal and herbicidal pesticide control artemisiifolia that the embodiment of the present invention 1 makes, the bent grass of crawling, annual bluegrass and Bermuda grass field control effectiveness test:
3 processing are established in each test altogether, repeat for 4 times, and each community area 10m2, carries out test design, wherein A according to completely randomized design: clear water blank; B: 800 times of diluent positive controls of carbendazim; C: 300 times of diluents of botanical pesticide of the present invention.Use medicine 4 times, interval 7d.
Investigation content and data processing: random 30 samples of selecting in every community, before using medicine and after the 4th perfusion, 7d investigation, records diseased plant number.During results, carry out the single receipts in output investigation ，Mei community, weigh separately.
Sickness rate (%)=(diseased plant number/investigate total strain number) * 100.
Prevention effect (%)=[(sickness rate-treatment zone, check plot sickness rate)/check plot sickness rate] * 100.
Test-results shows, between pesticide control artemisiifolia of the present invention, the bent grass of crawling, annual bluegrass and Bermuda grass and clear water blank, inequality heteropole is remarkable; Prevention effect on average reaches 76.1%, and control Bermuda grass, artemisiifolia are had to positive effect, arrives 84.1%, 82.2%.
Embodiment 3: the manure trial effect of nuisanceless bactericidal and herbicidal Chemical Mixed Fertilizer
Composite fertilizer of the present invention, through field comparison test, is all obtained positive effect, and main manifestations is as follows: contain and enrich organic matter and humic acid, can improve Soil structure, vegetable soil, promotes soil to build up fertility.With other fertilizer ratio such as nutrient such as grade, crop yield 22%.Formulate and coordinate farm crop absorption nutrition, stimulating and regulation and control plant growth, reduce or reduce crop pest, affecting crop quality.Need not or reduce fertilizer amount, be beneficial to protection of the environment.Utilize hydroxyapatite itself to there is the character of vesicular structure, Drug absorbability, in the inner mesh of carrier, is reached to the object of slow release.Hydroxyapatite also has biodegradable characteristic, gained degraded product is phosphate anion and calcium ion, and these elements can be absorbed by crop again, can not produce destruction to crop and environment, can also improve soil, so the product quality that the hydroxyapatite of usining obtains as agricultural chemicals, chemical fertilizer carrier is reliable, stability is strong, uses safety, drug loading and adsorptive capacity all improve a lot, fertilizer efficiency time lengthening is more than 4 months, and utilization rate of fertilizer improves 18%, improves the producer's benefit.
Claims (3)
1. the corn cob organic nano fertilizer that becomes thoroughly decomposed, is characterized in that, it is prepared by the raw material of following parts by weight: corn cob 55-60 part, Stellera chamaejasme L. 1-15 part, hops 5-10 part, Chinese prickly ash 25-30 part, ginkgo kind skin 25-30 part, Fructus Cnidii 26-30 part, Cortex Meliae 17-30 part, Rangooncreeper Fruit 16-25 part, Turkey-galls 1-15 part, Root of Pubescent Holly 5-15 part, matrine 5-10 part, Seed of Chinese Soapberry exosper 55-60 part, carbon ammonium 35-45 part, diammonium phosphate 20-30 part, Repone K 5-10 part, zinc sulfate 1-2 part, boric acid 1-2 part, manganous sulfate 5-10 part, medical stone powder 25-30 part, calcium stone flour 5-10 part, wilkinite 20-25 part, thiocarbamide 5-15 part, diatomite 10-20 part, ground phosphate rock 10-20 part, Sodium salts humic acids 5-15 part, 10 ~ 20 parts of organic solvents, silicon hydroxyapatite 25-30 part, 10 ~ 15 parts of cyst materials, 1 ~ 3 part, colloid.
2. the corn cob according to claim 1 preparation method of organic nano fertilizer of becoming thoroughly decomposed, is characterized in that, it comprises the steps: to get in proportion corn cob, stir, and stacking fermentation; Stacking fermentation 15-20 days, when temperature reaches 66 ℃, turning 5 times, when temperature and normal temperature remain basically stable, complete ripeness ferments; By fermentation complete ripeness base-material airing or dry to water content≤15%; Get Stellera chamaejasme L., hops, Chinese prickly ash, ginkgo kind skin, Fructus Cnidii, Cortex Meliae, Rangooncreeper Fruit, Turkey-galls, Root of Pubescent Holly, matrine, Seed of Chinese Soapberry exosper according to described parts by weight, 70% alcohol reflux that at every turn adds 30 times of amounts of medicinal material total amount, reflux twice, each 3 hours, merge alcohol extract, the medicinal extract that relative density is 1.6 when (0.08Mpa, 60 ℃) is evaporated to 65 ℃, spraying is dry, obtains dry extract; After the medicinal extract obtaining is scattered in to distilled water and mixes with the base-material of described fermentation complete ripeness, by described formula, add carbon ammonium, diammonium phosphate, Repone K, zinc sulfate, boric acid, manganous sulfate, medical stone powder, calcium stone flour, wilkinite, thiocarbamide, diatomite, ground phosphate rock, Sodium salts humic acids and mix; Add silicon hydroxyapatite, the cyst material of described weight part, then add the colloid of described weight part to stir with per minute 2500 rotating speeds, form oil-in-water emulsion; Reduce revolution to 1500 and turn, stir and within 25 minutes, then add dilute hydrochloric acid to regulate pH value to 3.0, then stir after 1 hour rotating speed is dropped to 100 revs/min, be warmed up to 50 ~ 55 ℃, continue to stir, after 2 hours, add sodium hydroxide to regulate pH value to 7.0.
3. the corn cob according to claim 1 application of organic bactericidal and herbicidal Chemical Mixed Fertilizer in control Cereal, fruit tree, vegetables of becoming thoroughly decomposed.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030800A (en) * | 2014-05-20 | 2014-09-10 | 安徽三星化工有限责任公司 | High-quality strawberry planting dedicated slow-release compound fertilizer |
| CN104058846A (en) * | 2014-06-20 | 2014-09-24 | 安徽省巨星肥业有限公司 | Chinaure-containing high-efficiency slow-release compound fertilizer |
| RU2779517C1 (en) * | 2022-01-25 | 2022-09-09 | Общество с ограниченной ответственностью "Торговый Дом "ФАРМАКС" | Nanoclay for growing plants on desert and infertile soils and method for its production |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101589709A (en) * | 2009-07-03 | 2009-12-02 | 吉林大学 | Adsorption method for preparing hydroxyapatite pesticide, slow-release fertilizer compound |
| CN103274824A (en) * | 2013-06-09 | 2013-09-04 | 苏州禾润农业科技有限公司 | Organic corncob decomposition sterilizing and weeding compound fertilizer |
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2013
- 2013-11-08 CN CN201310549502.5A patent/CN103553811A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101589709A (en) * | 2009-07-03 | 2009-12-02 | 吉林大学 | Adsorption method for preparing hydroxyapatite pesticide, slow-release fertilizer compound |
| CN103274824A (en) * | 2013-06-09 | 2013-09-04 | 苏州禾润农业科技有限公司 | Organic corncob decomposition sterilizing and weeding compound fertilizer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030800A (en) * | 2014-05-20 | 2014-09-10 | 安徽三星化工有限责任公司 | High-quality strawberry planting dedicated slow-release compound fertilizer |
| CN104058846A (en) * | 2014-06-20 | 2014-09-24 | 安徽省巨星肥业有限公司 | Chinaure-containing high-efficiency slow-release compound fertilizer |
| CN104058846B (en) * | 2014-06-20 | 2016-02-03 | 安徽省巨星肥业有限公司 | A kind of highly effective slow releasing compound fertilizer containing Herba Boenninghauseniae |
| RU2779517C1 (en) * | 2022-01-25 | 2022-09-09 | Общество с ограниченной ответственностью "Торговый Дом "ФАРМАКС" | Nanoclay for growing plants on desert and infertile soils and method for its production |
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Application publication date: 20140205 |