CN106699406A - Multifunctional liquid fertilizer containing nano silver, and production method thereof - Google Patents
Multifunctional liquid fertilizer containing nano silver, and production method thereof Download PDFInfo
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- CN106699406A CN106699406A CN201710050128.2A CN201710050128A CN106699406A CN 106699406 A CN106699406 A CN 106699406A CN 201710050128 A CN201710050128 A CN 201710050128A CN 106699406 A CN106699406 A CN 106699406A
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- nano silver
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- 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
- 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
-
- 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
- C05G5/23—Solutions
Abstract
The invention relates to a multifunctional liquid fertilizer containing nano silver. The multifunctional liquid fertilizer is prepared from the nano silver, an organic element compound, an inorganic compound, an immune factor, 15 percent plant extract with solid content of 1.35 to 3 percent, humate and the balance of water. The organic element compound is prepared through dissolving calcium gluconate, zinc gluconate, EDDHA-Fe, EDTACu, EDTAMg, (CH3COO)2Mn, triethylenediamine cobalt, and selenium carrageenan with warm water; the inorganic compound is prepared from KH2PO4, borax and ammonium molybdate; the immune factor is prepared from any one of glucosaminoglycan, sodium alga acid and agar with warm water; the extract is prepared from radix codonopsis, rhizoma atractylodis macrocephalae, radix angelicae sinensis, poria cocos, rhizoma chuanxiong, radix paeoniae rubra, radix glycyrrhizae, dry lemon, light yellow sophora root, cortex cinnamomi, fructus momordicae and fructus cnidii with same parts and the concentration being 15+/-1 percent; the humate is potassium humate or potassium fulvic acid. The fertilizer integrates fertilizer efficiency, sterilization and growth regulation into a whole, the applying quantity of a chemical fertilizer is reduced, the cost can be reduced, the quality is improved, and the yield is increased.
Description
Technical field
It is integrated the present invention relates to the multi-Functional Fertilizers in agricultural technology field and controlling disease medicament, more particularly to it is a kind of
Multifunctional fertilizers and its production method containing Nano Silver.
Background technology
Current fertilization mode, mainly using simple Chemical Mixed Fertilizer or fowl and animal excrement organic fertilizer, or containing various plants growth
The foliar fertilizer of conditioning agent, after use, early stage growing way is pretty good, and later quality decline, pest and disease damage increases, it has to apply poisonous agriculture
Medicine, yield does not increase, and agriculture is residual serious, and food is absolutely unsafe, and also results in soil and environmental pollution.To overcome the shortcomings of that its is above-mentioned,
Spy devises a kind of full-service fluid fertilizer containing Nano Silver.
The content of the invention
It is an object of the invention to provide a kind of multifunctional fertilizers containing Nano Silver and its production method.Make article for improving
Matter, improves crop immunity and diseases and insect pests resistance, substantially eliminates disease, reduces insect pest, and it is residual to reduce or eliminate agriculture, reduces chemical fertilizer
Consumption 40 ~ 60%, volume increase more than 15%；Increase the species of multi-Functional Fertilizers, the need for more fully meeting long-term cropping；There is provided
The production method of the multi-Functional Fertilizers.
Foregoing invention purpose is to be matched by following components and realized, weight constitutes as follows than its raw material:
Nano Silver 0.008 ~ 0.030%（Containing Ag）
Organic element compound 4 ~ 9%
Inorganic compound 4 ~ 10%
Immune factor 0.2 ~ 0.8%
15% plant extraction liquid 9 ~ 20%（Or solid content 1.35 ~ 3%）
Humate 8 ~ 12%
Remaining is water
Nano Silver refers to：By the patent No. " 201310010359.2 ", " the efficient nano silver for not selecting medium and environment is sterilized for patent name
The Nano Silver of agent and preparation method thereof " production；
Organic element compound refers to：Calcium gluconae, zinc gluconate, EDDHA-Fe, EDTACu, EDTAMg,（CH3COO)
2Mn, ethylenediamine cobalt, selenide of carragheen, it is standby with 60 ~ 80 DEG C of water dissolves during preparation；
Inorganic compound refers to：KH2PO4, borax, ammonium molybdate；
Immune factor refers to：One kind in poly glucosamine, sodium alginate, agar is small with 60 ~ 80 DEG C of water dissolves 24 during preparation
When it is standby；
Plant extraction liquid refers to：The extract solution of following plants：Radix Codonopsis, the bighead atractylodes rhizome, Radix Angelicae Sinensis, Poria cocos, Ligusticum wallichii, the radix paeoniae rubrathe, Radix Glycyrrhizae, dry lemon,
Kuh-seng, Chinese cassia tree, Momordica grosvenori, frutus cnidii, each plant deal are equal, and total concentration is 15 ± 1%, and extracting method is：Each material mixing,
1 ~ 5mm granularities are ground into, deionized water is added in a kettle., PH3 ~ 4 of water are adjusted with citric acid or acetic acid, add crushed material
Material, material：Water presses about 1:4 ratio input, after mixing, is heated to 70 ~ 110 DEG C, about 1 day heat time, has heated rear mistake
Filter, washs 2 times, and removes filter residue, then filtrate is used into micron order filter-cloth filtering, takes filtrate, is neutralized to PH6 ~ 7 with KOH, then survey filtrate
Solid content, when solid content is best for 15 ± 1%, filtrate is standby；
Humate refers to：Potassium humate or potassium fulvate.
The compound method of the multifunctional fertilizers containing Nano Silver：Add each raw material in the following order in preparing tank：Add molten
Good organic element compound；Inorganic compound water dissolves, add；Add plant extraction liquid；Water dissolves humic is used again
Hydrochlorate；Add each material stirring uniform, Nano Silver is added in 20 ~ 25 DEG C of temperature, stir；It is eventually adding immune factor,
Stir；Packed after completing to prepare.
Multifunctional fertilizer application method：Foliage-spray, punching are applied, soaked seed, fruit is adopted preceding fresh-keeping, selenium-rich crops plantation, fruit tree and disappeared
Poisoning bacterium.
Foliage-spray：10 ~ 30kg is watered per 100ml liquid fertilizers, is sprayed for a long time to prosperous in crops seedling stage, seedling stage sprays 1 time,
Prosperous long-term spray 3 ~ 4 times；Punching is applied;30 ~ 60kg is watered per 100ml liquid fertilizers, is applied in the prosperous long-term punching of topdressing of crop；Seed soaking：Per 100ml
Liquid fertilizer is watered 5kg seed soaking, is degree to flood, and according to the resistance to bubble degree of seed, soaks seed 2 ~ 48 hours, and seed soaking ensuing crop emerges whole
Together, it is healthy and strong, more than 8% can be increased production；Fruit is adopted preceding fresh-keeping：It is complete that fruit sprays fruit tree in about 40 days and 25 days with liquid fertilizer respectively before plucking
Once, spraying concentration is still watered 10 ~ 30kg by every 100ml liquid fertilizers for strain, and the fruit plucked after spraying is not perishable, freshness date extension
More than 1 times；Fruit tree sterilization, sterilization：Fruit tree sprays fruit tree complete stool when Winter-Spring needs disinfection with liquid fertilizer, can substantially kill tree
Upper germ.
Using the beneficial effect of the technical program：The fertilizer integrates fertilizer efficiency and sterilized, plant growth regulating, can reduce
The applying quantity of chemical fertilizer of more than half, it is free from environmental pollution, it is easy to use can reduces cost, improve crop quality, increase crop yield.
Specific embodiment
Illustrated with the following example:
Embodiment 1, includes for medicinal plant：The plantation of Radix Angelicae Sinensis, Radix Codonopsis, the fleece-flower root, the bighead atractylodes rhizome, the root of herbaceous peony, radix pseudostellariae etc.：
With Nano Silver 0.008%；Organic element compound 6.71%, wherein calcium gluconae 2%, zinc gluconate 0.5%, EDDHA-
Fe0.5%,EDTACu0.2%,EDTAMg2%,（CH3COO) 2 Mn1%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.5%；It is inorganic
Compound 6.1%, wherein KH2PO45%, borax 1%, amine molybdate 0.1%；Immune factor poly glucosamine 0.5%；Concentration 15% is planted
Thing extract solution 20%（Solid content 3%）；Potassium fulvate 10%；100% is added water to, the functional fertilizer is used for foliage-spray or root is applied.It is hair
The effect of the multifunctional fertilizer is waved, the base manure for using need to reduce half consumption.
Embodiment 2, for planting fruit trees：
With Nano Silver 0.012%；Organic element compound 7.41%, wherein zinc gluconate 0.6%, calcium gluconae 2%, EDDHA-
Fe1%、EDTACu0.3%、EDTAMg1.5%、（CH3COO) 2Mn1.2%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.8%；It is inorganic
Compound 9.2%, wherein KH2PO47%, borax 2%, amine molybdate 0.2%, immune factor sodium alginate 0.2%；Plant carries concentration 15%
Take liquid 16%（Solid content 2.4%）；Potassium fulvate 12%, adds water to 100%；The functional fertilizer is also used for foliage-spray or root is applied.It is hair
The effect of the multifunctional fertilizer is waved, the base manure for using need to reduce half consumption.
One of plantation example：Tested on 20 mu of plums of Yin Jiang villages of zunyi, guizhou county orchard worker Zhang within 2014, in blossom fall
After spray 5 times, every 15 days 1 time, unused any bactericide and insecticide again when harvesting, fruit tree harvest without any pest and disease damage
Fruit compares with convention control is applied, excellent taste, and sugar, amino acid, vitamin content improve 8%, volume increase 19%.
Embodiment 3, for the plantation of the solanaceous crops such as tomato, eggplant, capsicum：
With Nano Silver 0.015%；Organic element compound 4.205%, wherein calcium gluconae 1.8%, zinc gluconate 0.3%,
EDDHA-Fe0.2%, EDTACu0.1%, EDTAMg1%,（CH3COO) 2Mn0.5%, ethylenediamine cobalt 0.005%, selenide of carragheen
0.3%；Inorganic compound 4.9%, wherein KH2PO44%, borax 0.6%, amine molybdate 0.3%, immune factor agar 0.5%, concentration 15%
Plant extraction liquid 9%；Potassium fulvate 8%, adds water to 100%, and the functional fertilizer is also used for foliage-spray or root is applied.
To play the effect of the multifunctional fertilizer, the base manure for using need to reduce half consumption.
Planting one of example is：2015 unexpected on 5 mu of tomatoes of Zunyi County Shang Ji towns gold autumn Specialty Co-operative Organization plantation
Generation bacterial wilt, then each 3 times with multifunctional fertilizer pouring root and spraying, every 5 days 1 time, as a result bacterial wilt is controlled, and is not used again backward and is appointed
What agricultural chemicals, tomato is had a good harvest.
Embodiment 4, for selenium-enriched tea leaf plantation：
With Nano Silver 0.013%；Organic element compound 4.603%, wherein calcium gluconae 1.6%, zinc gluconate 0.4%,
EDDHA-Fe0.5%,EDTACu0.2%,EDTAMg0.8%,（CH3COO) 2Mn0.7%, ethylenediamine cobalt 0.003%, selenide of carragheen
0.4%；Inorganic compound 6.6%, wherein KH2PO46%, borax 0.5%, amine molybdate 0.1%；Immune factor poly glucosamine
0.4%；The plant extraction liquid 12% of concentration 15%；Potassium fulvate 9%；100% is added water to, multifunctional fertilizer is used for foliage-spray, usage is for example preceding
State.To play the effect of the multifunctional fertilizer, the base manure for using need to reduce half consumption.
Embodiment 5, for soaking seed：
With Nano Silver 0.020%；Organic element compound 4.204%, wherein calcium gluconae 1.1%, zinc gluconate 0.2%,
EDDHA-Fe0.4%, EDTACu0.2%,EDTAMg0.7%,（CH3COO) 2Mn0.9%, ethylenediamine cobalt 0.04%, selenide of carragheen
0.7%；Inorganic compound 9.5%, wherein KH2PO49%, borax 0.3%, amine molybdate 0.2%；Immune factor poly glucosamine
0.6%；The plant extraction liquid 14% of concentration 15%；Potassium fulvate 11%；100% is added water to, seed-soaking method and effect are as previously described.
Embodiment 6, adopts preceding fresh-keeping for fruit：
With Nano Silver 0.020%；Organic element compound 5.91%, wherein calcium gluconae 1.5%, zinc gluconate 0.5%,
EDDHA-Fe0.9%, EDTACu0.3%,EDTAMg1.1%,（CH3COO) 2Mn1.0%, ethylenediamine cobalt 0.01%, selenide of carragheen
0.6%；Inorganic compound 9.15%, wherein KH2PO48%, borax 1%, amine molybdate 0.15%；Immune factor poly glucosamine
0.35%；The plant extraction liquid 18% of concentration 15%；Potassium humate 7%, adds water to 100%, and application method and effect are as previously described.
Embodiment 7, fruit tree disinfection：
With Nano Silver 0.030%；Organic element compound 5.85%, wherein calcium gluconae 0.9%, zinc gluconate 0.7%,
EDDHA-Fe0.8%, EDTACu0.4%,EDTAMg0.6%,（CH3COO) 2Mn1.5%, ethylenediamine cobalt 0.05%, selenide of carragheen
0.9%；Inorganic compound 5.9%, wherein KH2PO45%, borax 0.5%, amine molybdate 0.4%；Immune factor poly glucosamine
0.8%；The plant extraction liquid 13% of concentration 15%（Solid content 1.95%）；Potassium fulvate 5%, adds water to 100%, and application method and effect are such as
It is preceding described.
Embodiment 8, for selenium-rich rice plantation：
With Nano Silver 0.018%；Organic element compound 4.71%, wherein zinc gluconate 0.3%, calcium gluconae 0.9%,
EDDHA-Fe0.6%、EDTACu0.1%、EDTAMg1.2%、（CH3COO) 2Mn1.1%, ethylenediamine cobalt 0.01%, selenide of carragheen
0.5%；Inorganic compound 4.2%, wherein KH2PO43.9%, borax 0.2%, amine molybdate 0.1%, immune factor sodium alginate 0.2%；
The plant extraction liquid 16% of concentration 15%（Solid content 2.4%）；Potassium fulvate 6%, adds water to 100%；The functional fertilizer is also used for foliage-spray
Or punching is applied.To play the effect of the multifunctional fertilizer, the base manure for using need to reduce half consumption.
Claims (8)
1. a kind of multifunctional fertilizers containing Nano Silver, it is characterised in that：It is made up of following component weight proportions:
Nano Silver contains Ag： 0.008~0.030%；
Organic element compound 4 ~ 9%；
Inorganic compound 4 ~ 10%；
Immune factor 0.2 ~ 0.8%；
15% plant extraction liquid 9 ~ 20%, solid content 1.35 ~ 3%；
Humate 8 ~ 12%；
Remaining is water；
The Nano Silver is：By the patent No. 201310010359.2, the entitled efficient nano silver sterilization for not selecting medium and environment
The Nano Silver of agent and preparation method thereof production；
The organic element compound is：Calcium gluconae, zinc gluconate, EDDHA-Fe, EDTACu, EDTAMg,
（CH3COO) 2Mn, ethylenediamine cobalt, selenide of carragheen, it is standby with 60 ~ 80 DEG C of water dissolves during preparation；
The inorganic compound is：KH2PO4, borax, ammonium molybdate；
The immune factor is：One kind in poly glucosamine, sodium alginate, agar, with 60 ~ 80 DEG C of water dissolves during preparation
24 hours standby；
Chinese medicine is in the plant extraction liquid：Radix Codonopsis, the bighead atractylodes rhizome, Radix Angelicae Sinensis, Poria cocos, Ligusticum wallichii, the radix paeoniae rubrathe, Radix Glycyrrhizae, dry lemon, kuh-seng, meat
Osmanthus, Momordica grosvenori, frutus cnidii, each Chinese medicine deal are equal, and total concentration is 15 ± 1%；
The humate is：Potassium humate or potassium fulvate.
2. a kind of compound method of the multifunctional fertilizers containing Nano Silver, it is characterised in that：Added in the following order in preparing tank
Each raw material：Add solvent organic element compound；Inorganic compound water dissolves；Add botanical herbses extract solution；Use again
Water dissolves humate；Add each material stirring uniform, Nano Silver is added in 20 ~ 25 DEG C of temperature, stir；It is eventually adding
Immune factor, stirs；Packed after completing to prepare.
3. multifunctional fertilizers and its compound method containing Nano Silver according to claim 1 and 2, are characterised by：With Radix Codonopsis,
The bighead atractylodes rhizome, Radix Angelicae Sinensis, Poria cocos, Ligusticum wallichii, the radix paeoniae rubrathe, Radix Glycyrrhizae, dry lemon, kuh-seng, Chinese cassia tree, Momordica grosvenori, frutus cnidii, each botanical herbses equivalent are carried
Liquid is taken, extracting method is to mix each Chinese medicine material, is ground into 1 ~ 5mm granularities, and deionized water is added in a kettle., uses lemon
Lemon acid or acetic acid adjust PH3 ~ 4 of water, add comminuting matter, material：Water presses about 1:4 ratio input, after mixing, is heated to
70 ~ 110 DEG C, about 1 day heat time, filtering after having heated is washed 2 times, and removes filter residue, then by filtrate with micron order filter cloth mistake
Filter, takes filtrate, and PH6 ~ 7 are neutralized to KOH, then surveys filtrate solid content, and when solid content is 15 ± 1%, filtrate is standby.
4. multifunctional fertilizers containing Nano Silver according to claim 1, it is characterised in that：
With Nano Silver 0.008%；Organic element compound 6.71%, wherein calcium gluconae 2%, zinc gluconate 0.5%, EDDHA-
Fe0.5%,EDTACu0.2%,EDTAMg2%,（CH3COO) 2 Mn1%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.5%；It is inorganic
Compound 6.1%, wherein KH2PO45%, borax 1%, amine molybdate 0.1%；Immune factor poly glucosamine 0.5%；Concentration 15% is planted
Thing extract solution 20%, solid content 3%；Potassium fulvate 10%；100% is added water to, it is Radix Angelicae Sinensis, Radix Codonopsis, the fleece-flower root, white for medicinal plant
Art, the root of herbaceous peony, the plantation of radix pseudostellariae,
Applied for foliage-spray or root.
5. multifunctional fertilizers containing Nano Silver according to claim 1, it is characterised in that：With Nano Silver 0.012%；It is organic
Element compound 7.41%, wherein zinc gluconate 0.6%, calcium gluconae 2%, EDDHA-Fe1%, EDTACu0.3%,
EDTAMg1.5%、（CH3COO) 2Mn1.2%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.8%；Inorganic compound 9.2%, wherein
KH2PO47%, borax 2%, amine molybdate 0.2%, immune factor sodium alginate 0.2%；The plant extraction liquid 16% of concentration 15%, solid content
2.4%；Potassium fulvate 12%, adds water to 100%；Sprayed for the fruit blossom later stage or root is applied.
6. multifunctional fertilizers containing Nano Silver according to claim 1, it is characterised in that：With Nano Silver 0.020%；It is organic
Element compound 5.91%, wherein calcium gluconae 1.5%, zinc gluconate 0.5%, EDDHA-Fe0.9%, EDTACu0.3%,
EDTAMg1.1%,（CH3COO) 2Mn1.0%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.6%；Inorganic compound 9.15%, wherein
KH2PO48%, borax 1%, amine molybdate 0.15%；Immune factor poly glucosamine 0.35%；The plant extraction liquid 18% of concentration 15%；It is rotten
Sour potassium 7% is grown, 100% is added water to, adopts preceding fresh-keeping for fruit.
7. multifunctional fertilizers containing Nano Silver according to claim 1, it is characterised in that：With Nano Silver 0.018%；It is organic
Element compound 4.71%, wherein zinc gluconate 0.3%, calcium gluconae 0.9%, EDDHA-Fe0.6%, EDTACu0.1%,
EDTAMg1.2%、（CH3COO) 2Mn1.1%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.5%；Inorganic compound 4.2%, wherein
KH2PO43.9%, borax 0.2%, amine molybdate 0.1%, immune factor sodium alginate 0.2%；The plant extraction liquid 16% of concentration 15%, containing solid
Amount 2.4%；Potassium fulvate 6%, adds water to 100%；It is fresh-keeping for fruit foliage-spray.
8. multifunctional fertilizers containing Nano Silver according to claim 1, it is characterised in that：With Nano Silver 0.018%；It is organic
Element compound 4.71%, wherein zinc gluconate 0.3%, calcium gluconae 0.9%, EDDHA-Fe0.6%, EDTACu0.1%,
EDTAMg1.2%、（CH3COO) 2Mn1.1%, ethylenediamine cobalt 0.01%, selenide of carragheen 0.5%；Inorganic compound 4.2%, wherein
KH2PO43.9%, borax 0.2%, amine molybdate 0.1%, immune factor sodium alginate 0.2%；The plant extraction liquid 16% of concentration 15%（Containing solid
Amount 2.4%）；Potassium fulvate 6%, adds water to 100%；Sprayed for paddy rice, tealeaves, tobacco surface or root is applied.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188715A (en) * | 2017-07-05 | 2017-09-22 | 中山市润泽生物科技有限公司 | A kind of environment protection type multifunctional liquid fertilizer and preparation method thereof |
| CN109134043A (en) * | 2018-08-31 | 2019-01-04 | 高秀美 | A kind of humic acid type plant source liquid organic fertilizer and preparation method thereof |
| CN114213176A (en) * | 2022-01-14 | 2022-03-22 | 晟丰(烟台)农业科技有限公司 | Fertilizer for improving stress resistance and quality of crops and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103125524A (en) * | 2013-01-10 | 2013-06-05 | 遵义市大丰农作物研究所 | High-efficiency nano-silver sterilizing agents without selection of media and environment and preparing method thereof |
| CN106116813A (en) * | 2016-06-21 | 2016-11-16 | 李涛 | Bactericidal fertilizer of burdock extract synergic nano silver and preparation method thereof |
-
2017
- 2017-01-23 CN CN201710050128.2A patent/CN106699406A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103125524A (en) * | 2013-01-10 | 2013-06-05 | 遵义市大丰农作物研究所 | High-efficiency nano-silver sterilizing agents without selection of media and environment and preparing method thereof |
| CN106116813A (en) * | 2016-06-21 | 2016-11-16 | 李涛 | Bactericidal fertilizer of burdock extract synergic nano silver and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188715A (en) * | 2017-07-05 | 2017-09-22 | 中山市润泽生物科技有限公司 | A kind of environment protection type multifunctional liquid fertilizer and preparation method thereof |
| CN109134043A (en) * | 2018-08-31 | 2019-01-04 | 高秀美 | A kind of humic acid type plant source liquid organic fertilizer and preparation method thereof |
| CN114213176A (en) * | 2022-01-14 | 2022-03-22 | 晟丰(烟台)农业科技有限公司 | Fertilizer for improving stress resistance and quality of crops and preparation method thereof |
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