CN105399477A - High-phosphorus type liquid water-soluble fertilizer and production method thereof - Google Patents
High-phosphorus type liquid water-soluble fertilizer and production method thereof Download PDFInfo
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- CN105399477A CN105399477A CN201510949658.1A CN201510949658A CN105399477A CN 105399477 A CN105399477 A CN 105399477A CN 201510949658 A CN201510949658 A CN 201510949658A CN 105399477 A CN105399477 A CN 105399477A
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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
Abstract
A provided high-phosphorus type liquid water-soluble fertilizer comprises a nitrogen solution, water-soluble ammonium polyphosphate, water-soluble potassium polyphosphoate, and phosphoric acid, and also comprises chelate trace elements, a surfactant and water. The invention also provides a preparation method for the above water-soluble fertilizer. The beneficial effects comprise that the prepared liquid water-soluble fertilizer is a high-phosphorus type, N>=100g/L, P2O5>=300g/L, K2O>=100g/L. The fertilizer is applied to grape plantation, the average mu output is 4000-4218 kg, and the output increase rate is 22.4-23.6%. The sugar degree is improved and is 17.8-18.1%. The maturity period is shortened and is shortened by 8-11 days. Grape coloring is promoted, and 10 days after fertilizing, the grape coloring degree is 34.0-35.4%, the coloring degree is 85.1-86.7% at the 14th day, and the coloring degree is 95.4-98.9% at the 18th day.
Description
Technical field
The present invention relates to the molten fertilizer of a kind of high phosphorous liquid water and production method thereof, belong to the water-soluble fertilizer technology field of liquid.
Background technology
It is simple that liquid Water soluble fertilizer has using method, the feature such as easy to use, therefore it is widely used in the whole world, abroad, it is widely used in the vegetables and flowers in greenhouse, the fertigation of each planting fruit-trees and field crop, the maintenance of garden landscape green plants, golf course, the maintenance of family's green plants even, in China because its high price have impact on the acceptance level of Chinese farmers to it, simultaneously on some large-scale plant husbandry farms, after the modernization irrigation equipments such as spray drop filling facility are installed, reach water-fertilizer integral, then full water soluble fertilizer must be used.
There is following problem in existing Water soluble fertilizer:
(1) effect of increasing production is not remarkable;
(2) fruit pol is not significantly improved effect;
(3) little on the impact in ripening stage, the general time shortening the ripening stage is within 1 day;
(4) existing solid Water soluble fertilizer, nitrogen, phosphorus, potassium utilization ratio are low, and nitrogen use efficiency is 30-35%, phosphorus utilization is 15-20%, potassium utilization ratio is 40%;
(5) fertilizer amount is large, there is the detrimentally affect of waste fertilizer and contaminate environment.
Summary of the invention
For solving the technical problem existed in prior art, the invention provides the molten fertilizer of a kind of high phosphorous liquid water and production method thereof, to realize following goal of the invention:
(1) the molten fertilizer of high phosphorous liquid water prepared of the present invention, N>=100g/L, P
2o
5>=300g/L, K
2o>=100g/L;
(2) the liquid Water soluble fertilizer prepared of the present invention, for crop-planting, output increased more than 22%;
(3) the liquid Water soluble fertilizer prepared of the present invention, improves fruit pol;
(4) the liquid Water soluble fertilizer prepared of the present invention, shortens the crop maturity phase;
(5) the liquid Water soluble fertilizer prepared of the present invention, for wine-growing, promotes that grape is painted;
(6) the liquid Water soluble fertilizer prepared of the present invention, nitrogen use efficiency reaches 81.2-83.5%, potassium utilization ratio reaches 80.6-82.7%, and phosphorus utilization reaches 73.4-75.3%, and consumption is few, and consumption reduces and reaches 72.5-73.8%.
For solving above technical problem, the technical scheme that the present invention takes is as follows:
The molten fertilizer of a kind of high phosphorous liquid water, comprises nitrogen solution, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate, phosphoric acid.
Below the further improvement to technique scheme:
Described Water soluble fertilizer, also comprises chelated microelements, tensio-active agent, water.
Described Water soluble fertilizer, with weight parts, comprises following feed composition:
Nitrogen solution 95-105 part, water-soluble poly ammonium phosphate 295-305 part, water-soluble poly potassiumphosphate 190-194 part, phosphatase 79 8-103 part, chelated microelements 30-40 part, tensio-active agent 27-33 part, water 546-554 part.
Described Water soluble fertilizer, with weight parts, comprises following feed composition: nitrogen solution 100 parts, 300 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 192 parts, phosphatase 11 00 part, chelated microelements 35 parts, 30 parts, tensio-active agent, 550 parts, water;
A production method for the molten fertilizer of high phosphorous liquid water, comprises and adds phosphoric acid, described in add phosphoric acid, rate of addition is 120g/min, and control temperature is 55 DEG C, and stirring velocity is be stirred under the speed of 500r/min to mix, and after dropwising, continues stirring 5 minutes.
Also comprise reinforced, described reinforced, add 70% of water inventory in a kettle., add tensio-active agent, heat when being stirred to 60 DEG C Celsius and add ammonium polyphosphate, Rapisol.
Also comprising heats dissolves, described in heat and dissolve, continue to heat to be stirred to and entirely dissolve, in stirring, temperature reaches 80 DEG C of stoppings and heating.
Also comprise and add Chelating state composite trace element, described in add Chelating state composite trace element, Chelating state composite trace element is added 20% of water inventory, is stirred to after entirely dissolving and adds in reactor.
Also comprise and add nitrogen solution and cooling; Describedly add nitrogen solution, nitrogen solution is added in reactor, be stirred under the speed of 700r/min and mix, after 5 minutes, stop stirring; Described cooling, when temperature is reduced to less than 50 DEG C Celsius, adds residual moisture.
compared with prior art, beneficial effect of the present invention is:
(1) the molten fertilizer of high phosphorous liquid water prepared of the present invention, N>=100g/L, P
2o
5>=300g/L, K
2o>=100g/L;
(2) the liquid Water soluble fertilizer prepared of the present invention, for wine-growing, per mu yield reaches 4000-4218kg, and stimulation ratio is 22.4-23.6%;
(3) the liquid Water soluble fertilizer prepared of the present invention, for wine-growing, improve pol, pol is 17.8-18.1%;
(4) the liquid Water soluble fertilizer prepared of the present invention, for wine-growing, shorten the ripening stage, the ripening stage shortens 8-11 days;
(5) the liquid Water soluble fertilizer prepared of the present invention, for wine-growing, promotes that grape is painted, after fertilising the 10th day, and grape degree of staining is 34.0-35.4%, the degree of staining of the 14th day is 85.1-86.7%, the degree of staining of the 18th day is 95.4-98.9%;
(6) the liquid Water soluble fertilizer prepared of the present invention, nitrogen use efficiency is 81.2-83.5%, potassium utilization ratio is 80.6-82.7%, and phosphorus utilization is 73.4-75.3%, and consumption is few, and consumption reduces 72.5-73.8%.
Embodiment
the molten fertilizer of the high phosphorous liquid water of embodiment 1 one kinds
with weight parts, comprise following feed composition:
Nitrogen solution 95 parts, 295 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 190 parts, phosphatase 79 8 parts, chelated microelements 30 parts, 27 parts, tensio-active agent, 546 parts, water;
Described nitrogen solution, the mass percentage of nitrogen is 32%, described ammonium polyphosphate, and the polymerization degree is 14;
Described Rapisol, the polymerization degree is 3;
Described Chelating state composite trace element, by EDTA chelated copper 25.4g, EDTA chelated zinc 345.9g, EDTA chelated iron 40.7g, EDTA Chelated Manganese 396g, borax decahydrate 887g, ammonium molybdate 8.6g, take the mode that the weight added mixes from small to large successively, mix, obtained Chelating state composite trace element.
the molten fertilizer of the high phosphorous liquid water of embodiment 2 one kinds
with weight parts, comprise following feed composition:
Nitrogen solution 100 parts, 300 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 192 parts, phosphatase 11 00 part, chelated microelements 35 parts, 30 parts, tensio-active agent, 550 parts, water;
Described nitrogen solution, the mass percentage of nitrogen is 32%, described ammonium polyphosphate, and the polymerization degree is 14;
Described Rapisol, the polymerization degree is 3;
Described Chelating state composite trace element, by EDTA chelated copper 25.4g, EDTA chelated zinc 345.9g, EDTA chelated iron 40.7g, EDTA Chelated Manganese 396g, borax decahydrate 887g, ammonium molybdate 8.6g, take the mode that the weight added mixes from small to large successively, mix, obtained Chelating state composite trace element.
the molten fertilizer of the high phosphorous liquid water of embodiment 3 one kinds
with weight parts, comprise following feed composition:
Nitrogen solution 105 parts, 305 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 194 parts, phosphatase 11 03 part, chelated microelements 40 parts, 33 parts, tensio-active agent, 554 parts, water;
Described nitrogen solution, the mass percentage of nitrogen is 32%, described ammonium polyphosphate, and the polymerization degree is 14;
Described Rapisol, the polymerization degree is 3;
Described Chelating state composite trace element, by EDTA chelated copper 25.4g, EDTA chelated zinc 345.9g, EDTA chelated iron 40.7g, EDTA Chelated Manganese 396g, borax decahydrate 887g, ammonium molybdate 8.6g, take the mode that the weight added mixes from small to large successively, mix, obtained Chelating state composite trace element.
the production method of the molten fertilizer of the high phosphorous liquid water of embodiment 4 one kinds
Comprise the following steps:
(1) raw material is taken
Each raw material is taken according to formula.
(2) reinforced
Add 70% of water inventory in a kettle., add tensio-active agent, heat when being stirred to 60 DEG C Celsius and add ammonium polyphosphate, Rapisol.
(3) heat and dissolve
Continue to heat to be stirred to and entirely dissolve, in stirring, temperature reaches 80 DEG C of stoppings and heating.
(4) Chelating state composite trace element is added
Chelating state composite trace element is put into bucket, adds 20% of water inventory, hand mixing adds in reactor after entirely dissolving, and continues to be stirred to mix, and stops stirring.
(5) nitrogen solution is added
Nitrogen solution is added in reactor, be stirred under the speed of 700r/min and mix, after 5 minutes, stop stirring.
(6) phosphoric acid is added
Added by phosphoric acid in reactor, rate of addition is 120g/min, and control temperature is 55 DEG C, and stirring velocity is be stirred under the speed of 500r/min to mix, and after dropwising, continues stirring 5 minutes.
(7) lower the temperature
When temperature is reduced to less than 50 DEG C Celsius, above-mentioned raw materials suction is stored up in fertile tank, add residual moisture, residual moisture can rinse reactor, qualified product.
(8) cool, filling
Fertilizer is cooled to 40 DEG C can filling listing.
High density macroelement liquid Water soluble fertilizer prepared by aforesaid method is high phosphorous, and specification and quality index are: high phosphorous N>=100g/L, P
2o
5>=300g/L, K
2o>=100g/L.
the application test of the above-mentioned Water soluble fertilizer of embodiment 5
(1) the molten fertilizer of high phosphorous liquid water prepared of the present invention, nitrogen use efficiency is 81.2-83.5%, potassium utilization ratio is 80.6-82.7%, and phosphorus utilization is 73.4-75.3%, and consumption is few, and consumption reduces 72.5-73.8%; Existing solid Water soluble fertilizer nitrogen use efficiency 30-35%, phosphorus utilization 15-20%, potassium utilization ratio 40%; Specifically in table 1.
Liquid Water soluble fertilizer utilization ratio prepared by table 1 the present invention and fertilizer amount situation
(2) effect of liquid Water soluble fertilizer of the present invention on grape
The vineyard of declaring Guo Xi treasured in booth village at Shouguang City Hou Zhen is tested, and experiment area is 1.6 mu,
The painted phase uses fertilizer of the present invention, drip irrigation every mu uses 4-5 liter, contrast adopts common liq Water soluble fertilizer, latter 10th day of fertilising, grape degree of staining is 34.0-35.4%, the degree of staining of the 14th day is 85.1-86.7%, the degree of staining of the 18th day is 95.4-98.9%, pol is 17.8-18.1%, and the ripening stage shortens 8-11 days; Per mu yield reaches 4000-4218kg, volume increase 22.4-23.6%; Specifically in table 2.
The effect of table 2 liquid Water soluble fertilizer of the present invention on grape
the molten fertilizer of the high phosphorous liquid water of embodiment 6 one kinds
with weight parts, comprise following feed composition:
Nitrogen solution 100 parts, 300 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 192 parts, phosphatase 11 00 part, chelated microelements 35 parts, Poria extract 17 parts, fishskin polypeptide 42 parts, the fluffy extract of alkali 23 parts, nanometer maltose microballoon 11 parts, 30 parts, tensio-active agent, 600 parts, water;
Described nitrogen solution, the mass percentage of nitrogen is 32%, described ammonium polyphosphate, and the polymerization degree is 14;
Described Rapisol, the polymerization degree is 3;
Described Chelating state composite trace element, by EDTA chelated copper 25.4g, EDTA chelated zinc 345.9g, EDTA chelated iron 40.7g, EDTA Chelated Manganese 396g, borax decahydrate 887g, ammonium molybdate 8.6g, take the mode that the weight added mixes from small to large successively, mix, obtained Chelating state composite trace element.
Described tensio-active agent is organosilicon, and model is L-55;
Described Poria extract is buff powder, and Pachymose content is 45%, moisture < 4%, ash content < 7%, fineness 100 order.
The fluffy extract of described alkali, Ca content is 2500mg/kg, P content be 432mg/kg, Fe content be 681mg/kg, Zn content be 72mg/kg, Mn content is 9.8mg/kg, Glycine Levels is 13mg/g, and tryptophane is 5.6mg/g, Methionin is 14.2mg/g.
the preparation method of the molten fertilizer of the high phosphorous liquid water of embodiment 7 one kinds
(1) fishskin polypeptide is prepared
A, fish-skin pre-treatment
Freezing fish-skin is removed, thaw, surface impurity is fallen by clean water, soak 1d degreasing with the propyl carbinol that the volume fraction of solid-liquid ratio 1:6 is 10%, then soak 20 minutes with the sodium chloride aqueous solution of 6%, remove the dope on fish-skin surface, the sodium bicarbonate of 2% is added again after cleaning, stir, remove lipid material, filtration and washing
B, prepare collagen liquid
Be placed on by the fish-skin of pre-treatment in steaming and decocting under high pressure machine, add water by the volume ratio of 1:10, boiling, after 60 minutes, stops heating, filters and removes insolubles, obtain collagen liquid;
C, enzyme-squash techniqued polypeptide
By above-mentioned collagen liquid, cool to room temperature, adds distilled water according to the volume ratio of 1:5, ultrasonic dissolution, tune pH to 7.0, adds food flavor enzyme according to 0.5% of substrate weight and trypsin mass ratio is 2:1), add 55 DEG C of enzymolysis 4h, period stirs, mixing speed is 800r/min, is warmed up to 85 DEG C of enzymes 10 minutes of going out, filters, concentrated, dry, obtain polypeptide powder;
In described polypeptide powder, the polypeptide proportion of below molecular weight 3000u is 54.3%.
(2) nanometer maltose microballoon is prepared
The preparation of described maltose Nano microsphere, get the maltose of 2 weight parts, the polymerization degree of 8 weight parts is the chitosan of 50CPS, be dissolved in the acetic acid solution of 500ml0.6%, mixing, by mixed solution through 0.45 μm of micro-pore-film filtration, obtain filtrate, carry out spraying dry, obtain maltose Nano microsphere, state is powder; Described spraying dry, inlet temperature is 110 DEG C, and input speed is 4ml/min.
(3) raw material is taken
Each raw material is taken according to the formula of embodiment 6.
(4) reinforced
Add 70% of water inventory in a kettle., add tensio-active agent, heat and be stirred to 50 DEG C, add Poria extract, fishskin polypeptide, stir 5 minutes, stirring velocity is 900r/min, when heating to 55 DEG C, add the fluffy extract of alkali, nanometer maltose microballoon, stir 8 minutes, stirring velocity is 800r/min, heats to when 60 DEG C and adds ammonium polyphosphate, Rapisol.
(5) heat and dissolve
Continue to heat to be stirred to and entirely dissolve, in stirring, temperature reaches 80 DEG C of stoppings and heating.
(6) Chelating state composite trace element is added
Chelating state composite trace element is put into bucket, adds 20% of water inventory, hand mixing adds in reactor after entirely dissolving, and continues to be stirred to mix, and stops stirring.
(7) nitrogen solution is added
Nitrogen solution is added in reactor, be stirred under the speed of 700r/min and mix, after 5 minutes, stop stirring.
(8) phosphoric acid is added
Added by phosphoric acid in reactor, rate of addition is 120g/min, and control temperature is 55 DEG C, and stirring velocity is be stirred under the speed of 500r/min to mix, and after dropwising, continues stirring 5 minutes.
(9) lower the temperature
When temperature is reduced to less than 50 DEG C Celsius, above-mentioned raw materials suction is stored up in fertile tank, add residual moisture, residual moisture can rinse reactor, qualified product.
(10) cool, filling
Fertilizer is cooled to 40 DEG C can filling listing.
The molten fertilizer of high phosphorous liquid water described in the embodiment of the present invention 6, nitrogen use efficiency is 83.9%, potassium utilization ratio is 83.5%, and phosphorus utilization is 75.9%, and consumption is few, and consumption reduces 74.2%; Existing solid Water soluble fertilizer nitrogen use efficiency 30-35%, phosphorus utilization 15-20%, potassium utilization ratio 40%;
The fertilizer described in the embodiment of the present invention 6 is used in the grape painted phase, drip irrigation 2-3 liter/mu, contrast adopts common liq Water soluble fertilizer, latter 10th day of fertilising, of the present invention group of grape degree of staining to be the degree of staining of the 39.4%, the 14th day be degree of staining of the 88.7%, the 17th day is 99.1%, pol is 18.3%, and the ripening stage shortens 13 days; Per mu yield reaches 1610kg, volume increase 25.2%;
Fertilizer described in the embodiment of the present invention 6 is used for Rice Cropping, use fertilizer of the present invention respectively at Seedling Stage and tillering phase, 2-3 liter/mu is executed in each punching, and control group adopts common liq Water soluble fertilizer, of the present invention group of paddy rice thousand seed weight reaches 28.9g, Coarse Rice Rate is 79.6%, and head rice rate is 66%, and output is 8520kg/ hectare, control group paddy rice thousand seed weight is 20.5g, Coarse Rice Rate is 65%, and head rice rate is 49%, and output is 6700kg/ hectare.
Fertilizer described in the embodiment of the present invention 6 is used for Muskmelon Planting, and execute fertilizer of the present invention respectively in seed germination phase and florescence, consumption is 2-3 liter/mu, and the rooting rate of muskmelon reaches 99.8%, and capillary radical amount increases by 15%; Advance flowering period 4 days, improves percentage of fertile fruit, and percentage of fertile fruit improves 10%, and control group uses common liq Water soluble fertilizer.
Fertilizer described in the embodiment of the present invention 6 was applied to growing area after 1 year, and soil available phosphorus content is 120mg/kg, and soil pH is 6.5, and the soil weight is 1.0g/cm
3, soil porosity is 56%.Soil Microorganism content is 250 × 10
5individual/g, in soil, organic carbon content is 33g/kg;
Before fertilising, soil available phosphorus is 60mg/kg, and soil pH is 5.8, and the soil weight is 1.6g/cm
3, soil porosity is 40%.
Except as otherwise noted, the percentage ratio adopted in the present invention is mass percent.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the molten fertilizer of high phosphorous liquid water, is characterized in that: comprise nitrogen solution, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate, phosphoric acid.
2. the molten fertilizer of one according to claim 1 high phosphorous liquid water, is characterized in that: also comprise chelated microelements, tensio-active agent, water.
3. the molten fertilizer of one according to claim 1 high phosphorous liquid water, is characterized in that: with weight parts, comprises following feed composition:
Nitrogen solution 95-105 part, water-soluble poly ammonium phosphate 295-305 part, water-soluble poly potassiumphosphate 190-194 part, phosphatase 79 8-103 part, chelated microelements 30-40 part, tensio-active agent 27-33 part, water 546-554 part.
4. the molten fertilizer of one according to claim 1 high phosphorous liquid water, it is characterized in that: with weight parts, comprise following feed composition: nitrogen solution 100 parts, 300 parts, water-soluble poly ammonium phosphate, water-soluble poly potassiumphosphate 192 parts, phosphatase 11 00 part, chelated microelements 35 parts, 30 parts, tensio-active agent, 550 parts, water.
5. a production method for the molten fertilizer of high phosphorous liquid water, is characterized in that: comprise and add phosphoric acid, described in add phosphoric acid, rate of addition is 120g/min, and control temperature is 55 DEG C, and stirring velocity is be stirred under the speed of 500r/min to mix, after dropwising, continue stirring 5 minutes.
6. the production method of the molten fertilizer of a kind of high phosphorous liquid water according to claim 5, it is characterized in that: also comprise reinforced, described reinforced, add 70% of water inventory in a kettle., add tensio-active agent, heat when being stirred to 60 DEG C Celsius and add ammonium polyphosphate, Rapisol.
7. the production method of the molten fertilizer of a kind of high phosphorous liquid water according to claim 5, is characterized in that: also comprising heats dissolves, described in heat and dissolve, continue to heat to be stirred to and entirely dissolve, in stirring, temperature reaches 80 DEG C of stoppings and heating.
8. the production method of the molten fertilizer of a kind of high phosphorous liquid water according to claim 5, it is characterized in that: also comprise and add Chelating state composite trace element, describedly add Chelating state composite trace element, Chelating state composite trace element is added 20% of water inventory, be stirred to after entirely dissolving and add in reactor.
9. the production method of the molten fertilizer of a kind of high phosphorous liquid water according to claim 5, is characterized in that: comprise and add nitrogen solution and cooling; Describedly add nitrogen solution, nitrogen solution is added in reactor, be stirred under the speed of 700r/min and mix, after 5 minutes, stop stirring; Described cooling, when temperature is reduced to less than 50 DEG C Celsius, adds residual moisture.
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| CN201510949658.1A CN105399477A (en) | 2015-12-18 | 2015-12-18 | High-phosphorus type liquid water-soluble fertilizer and production method thereof |
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|---|---|---|---|
| CN201510949658.1A CN105399477A (en) | 2015-12-18 | 2015-12-18 | High-phosphorus type liquid water-soluble fertilizer and production method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106146110A (en) * | 2016-06-20 | 2016-11-23 | 史丹利化肥股份有限公司 | A kind of long-acting slow-release liquid fertilizer rich in trace element and preparation method thereof |
| CN110128206A (en) * | 2019-06-06 | 2019-08-16 | 山东省果树研究所 | A kind of promotion grape expands liquid Water soluble fertilizer and preparation method thereof |
| CN110218113A (en) * | 2019-06-06 | 2019-09-10 | 山东省果树研究所 | A kind of promotion grape pigmented fluids Water soluble fertilizer and preparation method thereof |
| CN111747776A (en) * | 2020-06-04 | 2020-10-09 | 普罗丰禾(武汉)科技有限公司 | Polymeric full-water-soluble fertilizer, preparation method and application thereof, and preparation method of boron potassium polyphosphate compound |
| CN112142513A (en) * | 2020-09-27 | 2020-12-29 | 陕西科技大学 | Chelated foliar fertilizer for vegetables and preparation method and application thereof |
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| CN104446968A (en) * | 2014-11-27 | 2015-03-25 | 湖北三宁化工股份有限公司 | Water-soluble high-concentration organic-inorganic compound fertilizer for trickle and sprinkling irrigation and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106146110A (en) * | 2016-06-20 | 2016-11-23 | 史丹利化肥股份有限公司 | A kind of long-acting slow-release liquid fertilizer rich in trace element and preparation method thereof |
| CN110128206A (en) * | 2019-06-06 | 2019-08-16 | 山东省果树研究所 | A kind of promotion grape expands liquid Water soluble fertilizer and preparation method thereof |
| CN110218113A (en) * | 2019-06-06 | 2019-09-10 | 山东省果树研究所 | A kind of promotion grape pigmented fluids Water soluble fertilizer and preparation method thereof |
| CN111747776A (en) * | 2020-06-04 | 2020-10-09 | 普罗丰禾(武汉)科技有限公司 | Polymeric full-water-soluble fertilizer, preparation method and application thereof, and preparation method of boron potassium polyphosphate compound |
| CN112142513A (en) * | 2020-09-27 | 2020-12-29 | 陕西科技大学 | Chelated foliar fertilizer for vegetables and preparation method and application thereof |
| CN112142513B (en) * | 2020-09-27 | 2022-04-22 | 陕西科技大学 | Chelated foliar fertilizer for vegetables and preparation method and application thereof |
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Application publication date: 20160316 |