CN109678585A - A kind of carbon can complete water-soluble long-acting drip irrigation special fertilizer of potato and preparation method thereof - Google Patents
A kind of carbon can complete water-soluble long-acting drip irrigation special fertilizer of potato and preparation method thereof Download PDFInfo
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- CN109678585A CN109678585A CN201910125562.1A CN201910125562A CN109678585A CN 109678585 A CN109678585 A CN 109678585A CN 201910125562 A CN201910125562 A CN 201910125562A CN 109678585 A CN109678585 A CN 109678585A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Abstract
The present invention relates to chemical fertilizer fields, in particular to a kind of complete water-soluble long-acting drip irrigation special fertilizer of potato of carbon energy and preparation method thereof.Fertilizer is urea, monoammonium phosphate, industrial ammonium phosphate, potassium chloride, poly- propylhomoserin and microelement；The wherein weight percent score meter of each component, urea 38-40%；Monoammonium phosphate 1-2%；Industrial ammonium phosphate 22-25%；Potassium chloride 28-30%；Dicyandiamide 1-5%；Amino acid 2-5%；Microelement 1-2%.Carbon prepared by the present invention can have nutrient content high by the water-soluble long-acting drip irrigation fertilizer of potato entirely, be capable of providing the nitrogen, phosphorus, potassium of proper ratio needed for potato growth.Using inhibitor control nitrogen, extend fertilizer efficiency period, improves utilization rate of fertilizer；Carbon can be mended using amino acid carbon again, promotes potato root system development, it is made to fully absorb nutrient, so that potato tubers be promoted to expand, improves potato yield.
Description
Technical field
The present invention relates to chemical fertilizer fields, can the complete water-soluble long-acting drip irrigation special fertilizer of potato in particular to a kind of carbon
And preparation method thereof.
Background technique
Potato is one of most important crops of western countries, the states such as Russia, the U.S., Poland cultivated area compared with
Greatly, average per unit area yield is 2.5~3 times of China, and chemical fertilizer utilization ratio is 20-30% higher than China.Although China's potato planting simultaneously
Range is very wide, but Yield comparison is concentrated, wherein the Inner Mongol, Hubei, Yunnan, Shaanxi, Shanxi, Fujian Liu Sheng just account for total yield
The 60% of amount.Since China difference potato producing region Fertilization Situation is more complicated, from the point of view of the status of potato agricultural development,
To the year two thousand twenty, there are also 18%, 15% development spaces respectively for China's potato planting area, per unit area yield.
For a long time, China only focuses on application nitrogen, phosphorus, potash fertilizer in the production of potato, but micro- in for organic fertilizer
Secondary element fertilizer is Shaoshi or does not apply, and then leads to bad soil physico-chemical property, nutrient dificiency or imbalance, to coerce horse
The growth of bell potato limits the raising of its yield and quality, so that the production level of potato is affected.Nutrient supply is unbalanced
Have become the obstruction factor of limitation potato good quality and high output.
The research of potato balance fertilizing at present focuses mostly on and matches the influence applied to its yield and quality in a great number of elements, and
The research applied in relation to microelement and amino acid ligand is very few.Some researches show that amino acid can significantly improve the yield of potato
With the content of starch in stem tuber, amino acid is increased on the basis of applying chemical fertilizer can be improved the yield and commodity potato of potato
Rate, while soil organic matter content can also be improved and mitigate soil-borne disease.In agricultural production, microelement is in potato raw
One of an important factor for playing an important role in growth process, and influencing product effect, rational proportion and efficient absorption
The key that always middle microelement is rationally applied.And then developing, there is the fertilizer of additional function to become agriculture in addition to trophic function
The urgent need of industry production.
In conclusion being directed to the relative complex situation in China potato producing region, the proprietary formula for being suitble to potato producing region is researched and developed,
It is reasonable to carry out liquid manure cooperation, best coupling interaction effect is played, makes potato good quality and high output, realizes the efficient benefit of liquid manure resource
With being the emphasis of urgent need to resolve in the production of current potato.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, it is dedicated to provide a kind of complete water-soluble long-acting trickle irrigation of potato of carbon energy by the present invention
Fertilizer and preparation method thereof.
To achieve the above object, the invention adopts a technical scheme as:
A kind of complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy, fertilizer is urea, monoammonium phosphate, industrial ammonium phosphate, chlorine
Change potassium, poly- propylhomoserin and microelement；The wherein weight percent score meter of each component, urea 38-40%；Monoammonium phosphate 1-2%；Work
Industry phosphorus ammonium 22-25%；Potassium chloride 28-30%；Dicyandiamide 1-5%；Amino acid 2-5%；Microelement 1-2%.
The urea is the urea liquid that concentration is 100wt%；N content 12%, P in industrial ammonium phosphate2O5Content 61%；Phosphorus
N content 10%, P in sour monoammonium2O5Content 50%；K in potassium chloride2O content 62%.
The amino acid be finished product amino acid fertilizer, wherein amino acid fertilizer include mainly aspartic acid and
Glutamic acid, for example, the amino acid fertilizer of Shenyang Zhong Ke bioengineering Co., Ltd-fertilizer conservation is thought；Microelement is microelement
For zinc sulfate, manganese sulfate and the borax for being in mass ratio 1:1-1.1:1 mixing.
Specifically:
(1) urea of melting is mixed at 110-120 DEG C with potassium chloride, industrial ammonium phosphate according to the above ratio；
(2) monoammonium phosphate, dicyandiamide, microelement and amino acid are sufficiently mixed according to the above ratio, mixed raw material is passed through
It is heated to 100-120 DEG C after broken, screening, is reacted 2-4 minutes；
(3) by step 1) and 2) it obtains mixture mixing and through high shear homomixer is mixed and made into scattered paste shape material, temperature
Control then passes through sprinkling and is granulated at 90-95 DEG C, and mixture uniformly sprays into globular droplet, cooling, screening, drying
It can the complete water-soluble long-acting drip irrigation special fertilizer material of potato up to carbon.
The urea of the melting is to melt urea to get urea melting liquid, for use at 135-138 DEG C.
Further say:
(1) urea is melted at 135-138 DEG C, pressurizes into dashpot, then through delivery pump, send after metering
To tower top level-one mixing channel；
(2) potassium chloride, industrial ammonium phosphate and the production process of the room temperature reacted with urea liquid are added in level-one mixing channel
In returning charge, the temperature of level-one mixing channel is 110-120 DEG C；
(3) it after measuring monoammonium phosphate, inhibitor, microelement and amino acid respectively, is stirred according to certain proportion feeding
It mixes in device and is sufficiently mixed, mixed raw material is sent into mixing heater after broken, screening and is summarized, and is heated to 100-120 DEG C, reaction
Time is 2 minutes, is promoted by bucket elevator to tower top feed bin；
(4) mixing after heating in tower top feed bin is sent into above-mentioned mixer after spiral weighing balance uniformly measures, is passed through
High shear homomixer is mixed and made into scattered paste shape material, and temperature controls at 90-95 DEG C, shaken filter and filter out granule foreign
Mixture is uniformly sprayed into globular droplet under the effect of spray head rotational shear centrifugal force to prilling spry by overflow afterwards,
The droplet fallen from spray head spray slowly falls in tower.Cooling wind is provided by natural wind, and cooler cooling wind is removed by air-conditioning
Wet machine provides.
(5) after cooling, screening, metering packing both may be used after anti-caking processing is added.It realizes and is granulated, is dry, is cooling one
It is completed in a tower.
The fertilizer is applied to potato producing region, as base manure or punching fertilising.
It directly applies when the fertilizer is as base manure or is applied after being mixed with water, the sowing amount of base manure is with 4-6kg/
Mu is fertile when mixing with water: water=1kg:300-500kg；
When the fertilizer is as punching fertilising, the fertilizer is mixed with water, is pumped into pipeline trickle irrigation 2-3 times, wherein fertilizer: water
=1kg:300-500kg.
The present invention is had an advantage in that
Carbon of the invention the water-soluble long-acting drip irrigation special fertilizer of potato can be designed by balance nutrition formula entirely, solve existing fertilizer
Expect the low problem of concentration, binding inhibitors keep its fertilizer efficiency lasting, and utilization rate is high.Adding amino acid and microelement makes its tool simultaneously
There is slow controlled release and stimulates the function of potato growth.Fertilizer of the present invention had not only had the advantages that high tower high-concentration compound fertilizer simultaneously, but also
It has sustained-release and controlled release, stimulation potato growth concurrently, enhance degeneration-resistant and improvement soil function, " control nitrogen, promotees potassium at phosphorus decomposing " can be reached
Effect is a kind of novel, efficient, green, synergy water soluble fertilizer.It is specific:
(1) special fertilizer of the present invention uses the production process of high tower compound fertilizer, adds inhibitor in production process, can make fertilizer
Have the function of long-acting slow, by slowing down the conversion process of fertilizer nitrogen in the soil, greatly improves utilization rate of fertilizer, also change
Good soil texture assigns fertilizer slow release controlled release effect, is particularly suitable for the needs of potato single-dose application.
(2) present invention is balanced nutritious fertile (18:18:18) using high concentration, after being applied farmland, can either provide Ma Ling
Balanced nitrogen, phosphorus, potassium required for potato growth, and potato root system development is promoted using amino acid, so that it is fully absorbed nutrient,
To promote potato tubers to expand, potato yield is improved；Enable potato rich in various micro- by increasing microelement
Secondary element is beneficial to health.Both it had been able to satisfy demand of the potato growth to microelement, had also been solved in potato planting
The problem of common fertilizer quality is low, the uneven, stable yields high-quality on potato of nutrient structure and high yield bring influence；Amino acid,
Microelement and nitrification inhibitor are biodegradable materials, safe and environment-friendly, noresidue, environmentally friendly safety.
Specific embodiment
A specific embodiment of the invention is described further below in conjunction with example, it is noted that retouch in this place
The specific embodiment stated is simply to illustrate that with the present invention is explained, it is not limited to the present invention.
Carbon prepared by the present invention can have nutrient content high by the water-soluble long-acting drip irrigation fertilizer of potato entirely, be capable of providing potato
Nitrogen, phosphorus, the potassium of proper ratio needed for growing.Using inhibitor control nitrogen, extend fertilizer efficiency period, improves utilization rate of fertilizer；Ammonia is utilized again
Base acid carbon can mend carbon, promote potato root system development, it is made to fully absorb nutrient, so that potato tubers be promoted to expand, improve
Potato yield.Chelating state nutrient is mixed to form to disease-resistant, control fertilizer nutrient stream in amino acid and microelement simultaneously
Mistake etc. has a certain effect, and is a kind of high-quality and efficient compound fertilizer of suitable potato single fertilization.
Embodiment 1
Carbon can the complete water-soluble long-acting drip irrigation special fertilizer material of potato by weight percentage, urea 38%；Monoammonium phosphate 2%；
Industrial ammonium phosphate 22%；Potassium chloride 30%；Dicyandiamide 4%；Amino acid 2%；Microelement 2%.
The urea is the urea liquid that concentration is 100wt%；N content 12%, P in industrial ammonium phosphate2O5Content 61%；Phosphorus
N content 10%, P in sour monoammonium2O5Content 50%；K in potassium chloride2O content 62%.
The amino acid be finished product amino acid fertilizer, wherein amino acid fertilizer include mainly aspartic acid and
Glutamic acid, for example, the amino acid fertilizer of Shenyang Zhong Ke bioengineering Co., Ltd-fertilizer conservation is thought；Microelement is microelement
Fertilizer, comprising: zinc sulfate, manganese sulfate, borax.
Preparation method:
It is prepared using the production technology of high tower compound fertilizer:
Urea is melted at 135 DEG C first, is pressurizeed into dashpot, then through delivery pump, after metering by upper
The ratio of stating is sent to tower top level-one mixing channel；According to the above ratio by the urea of melting and potassium chloride, industry in level-one mixing channel
Phosphorus ammonium mixes, for use at 120 DEG C；
After according to the above ratio measuring monoammonium phosphate, inhibitor, microelement and amino acid respectively, it is sent into blender and fills
Divide mixing, mixed raw material is sent into mixing heater after broken, screening and is summarized, and is heated to 100 DEG C, and the reaction time is 2 minutes,
It is promoted by bucket elevator to tower top feed bin；Mixing after heating in tower top feed bin is sent into after spiral weighing balance uniformly measures
In mixer, it is mixed and made into scattered paste shape material through high shear homomixer, temperature controls at 95 DEG C, shaken filter and filtered out
Overflow uniformly sprays into mixture coccoid under the effect of spray head rotational shear centrifugal force to prilling spry after granule foreign
Droplet, slowly fall in tower from the droplet that falls of spray head spray, interact with the air resistance risen from tower bottom,
Carry out droplet after heat exchange with it and drop to tower bottom, after cooling, screening, be added after anti-caking processing metering packing to get at
Product.Wherein, cooling wind when cooling is provided by natural wind, or is provided by air conditioner dehumidification machine.
The enhanced fertilizer can be used as base manure or punching is applied to potato producing region；It wherein, can be by fertilizer as base manure
It directly applies or is directly applied after mixing fertilizer with water, base manure sowing amount is according to 6kg/ mus of base manure, when fertilizer is mixed with water
By fertilizer: water=1kg:300kg；Punching fertilising can be by fertilizer: water=1kg:300kg, after being dissolved in water, is pumped into pipeline and carries out trickle irrigation.
Embodiment 2
Carbon by weight percentage, can select urea 40% by the water-soluble long-acting drip irrigation special fertilizer material of potato entirely；Monoammonium phosphate
1%；Industrial ammonium phosphate 25%；Potassium chloride 28%；Dicyandiamide 3%；Amino acid 2%；Microelement 1%.
The urea is the urea liquid that concentration is 100wt%；N content 12%, P in industrial ammonium phosphate2O5Content 61%；Phosphorus
N content 10%, P in sour monoammonium2O5Content 50%；K in potassium chloride2O content 62%.
The amino acid is finished product amino acid fertilizer；Microelement is trace element fertilizer, comprising: zinc sulfate, sulfuric acid
Manganese, borax.
Preparation method:
It is prepared using the production technology of high tower compound fertilizer:
Urea is melted at 135 DEG C first, is pressurizeed into dashpot, then through delivery pump, after metering by upper
The ratio of stating is sent to tower top level-one mixing channel；According to the above ratio by the urea of melting and potassium chloride, industry in level-one mixing channel
Phosphorus ammonium mixes, for use at 110 DEG C；
After according to the above ratio measuring monoammonium phosphate, inhibitor, microelement and amino acid respectively, it is sent into blender and fills
Divide mixing, mixed raw material is sent into mixing heater after broken, screening and is summarized, and is heated to 98 DEG C, and the reaction time is 2 minutes,
It is promoted by bucket elevator to tower top feed bin；Mixing after heating in tower top feed bin is sent into after spiral weighing balance uniformly measures
In mixer, it is mixed and made into scattered paste shape material through high shear homomixer, temperature controls at 90 DEG C, shaken filter and filtered out
Overflow uniformly sprays into mixture coccoid under the effect of spray head rotational shear centrifugal force to prilling spry after granule foreign
Droplet, slowly fall in tower from the droplet that falls of spray head spray, interact with the air resistance risen from tower bottom,
Carry out droplet after heat exchange with it and drop to tower bottom, after cooling, screening, be added after anti-caking processing metering packing to get at
Product.Wherein, cooling wind when cooling is provided by natural wind, or is provided by air conditioner dehumidification machine.
The enhanced fertilizer can be used as base manure or punching is applied to potato producing region；It wherein, can be by fertilizer as base manure
It directly applies or is directly applied after mixing fertilizer with water, base manure sowing amount is according to 5kg/ mus of base manure, when fertilizer is mixed with water
By fertilizer: water=1kg:400kg；Punching fertilising can be by fertilizer: water=1kg:400kg, after being dissolved in water, is pumped into pipeline and carries out trickle irrigation.
Application examples 1
Test objective: the carbon that above-described embodiment is prepared can the complete water-soluble long-acting drip irrigation special fertilizer of potato and conventional water
Molten fertilizer, which compares, compares test, and the complete water-soluble long-acting drip irrigation special fertilizer of potato of research carbon energy is to potato yield, quality, horse
Bell potato breeding time microelement accumulation and absorptivity and Nitrogen Absorption and the influence utilized.
Test method: Potato Cultivars are Longshu No.6, set 2 processing altogether, by fertilizer: water=1kg:300kg, after being dissolved in water,
It is administered using conventional Water soluble fertilizer and synergy Water soluble fertilizer as base manure.3 repetitions, plot area 21m2.Using ridging overlay film
Bunch planting plantation, density are 61500 plants/ha, and 104 plants of each cell, other management are the same as general crop field optimum management.It is measured when harvest
Each growing way of each cell selection, which uniformly has, represents 20 plants of plant, measures potato ball stem number, stem tuber weight, commodity rate, rotten potato rate.
Respectively prior to seeding with the indexs such as each nitrogen of soil, phosphorus are measured after harvest.Single receive surveys production respectively when harvest, and every cell is repeated 3 times, most
Afterwards according to each processing potato gross weight of plot area conversion yield.
Test result: carbon can make soil ammonium-state content by the water-soluble long-acting drip irrigation special fertilizer of potato entirely as the result is shown
7.9%-64% is significantly reduced, nitrate nitrogen dramatically increases 36.3%-3.5%, shows that the release of soil nitrogen is delayed, and changes
Nitrogen Release cooperates with the nutrient demand of plant, improves plant recovery of nutrient.Compared with conventional Water soluble fertilizer, carbon can complete water-soluble horse
The long-acting drip irrigation special fertilizer of bell potato can remarkably promote the absorption of potato growth and its nutrient, increase yield and improve potato product
Matter.Potato yield, boron, zinc, manganese, content of starch and protein content increase separately 12-18%, 13-16%, 9-14%, 18-
22%%, 22-28% and 41-50%.
Application examples 2
Test objective: the carbon that above-described embodiment is prepared can the complete water-soluble long-acting drip irrigation special fertilizer of potato and conventional water
Molten fertilizer, which compares, compares test, and the complete water-soluble long-acting drip irrigation special fertilizer of potato of analysis and research carbon energy is to soil available phosphorus and respectively
The influence of form Phos.
Test method: test uses soil incubation method, carries out in constant incubator, takes air-dried canopy vegetable-growing area brown earth mistake
20 meshes, are packed into high 9cm, and in the plastic tub of diameter 9cm, every basin fills soil 300g, respectively can water-soluble potato entirely by 0.175g carbon
Long-acting drip irrigation special fertilizer and conventional water-soluble fertilizer are dissolved separately in 70ml water (0.25wt%), are uniformly manured into soil with syringe
Surface.Periodically watering, keeping soil moisture content is 20% or so.Soil was taken at the 5th, 10,20,30,45 and 60 day of culture respectively,
Carry out each form Phos and available phosphorus measurement.
Test result: carbon can make soil compared with the processing of common Water soluble fertilizer by the water-soluble long-acting drip irrigation special fertilizer of potato entirely
Available phosphorus improves 10.9%-17.8% in earth.Al-P, Fe-P and Ca-P content in soil can be significantly improved simultaneously, inhibit soil
The generation of O-P in earth.Correlation analysis confirmation, Al-P and Ca-P are the main components of soil available phosphorus, are had with available phosphorus extremely aobvious
Correlation, illustrate carbon can the complete water-soluble long-acting drip irrigation special fertilizer of potato be by influence Al-P and Ca-P to influence indirectly it is effective
Phosphorus has the effect of phosphorus in activating soil, and the precipitating for reducing application phosphorus is fixed, and promotes crop that phosphorus is absorbed and utilized.
Claims (7)
1. a kind of complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy, it is characterised in that:
Fertilizer is urea, monoammonium phosphate, industrial ammonium phosphate, potassium chloride, poly- propylhomoserin and microelement；The wherein weight percent of each component
Score meter, urea 38-40%；Monoammonium phosphate 1-2%；Industrial ammonium phosphate 22-25%；Potassium chloride 28-30%；Dicyandiamide 1-5%；Ammonia
Base acid 2-5%；Microelement 1-2%.
2. the complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy according to claim 1, it is characterised in that: the urea
The urea liquid for being 100wt% for concentration；N content 12%, P in industrial ammonium phosphate2O5Content 61%；N content in monoammonium phosphate
10%, P2O5Content 50%；K in potassium chloride2O content 62%.
3. a kind of complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy according to claim 1, it is characterised in that: described
Amino acid be finished product amino acid fertilizer；Microelement be in mass ratio be 1:1-1.1:1 mixing zinc sulfate, manganese sulfate and
Borax.
4. the preparation method of the complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy according to claim 1, feature exist
In:
(1) urea of melting is mixed at 110-120 DEG C with potassium chloride, industrial ammonium phosphate according to the above ratio；
(2) monoammonium phosphate, dicyandiamide, microelement and amino acid are sufficiently mixed according to the above ratio, mixed raw material by it is broken,
It is heated to 100-120 DEG C after screening, reacts 2-4 minutes；
(3) by step 1) and 2) it obtains mixture mixing and is mixed and made into scattered paste shape material through high shear homomixer, temperature control
It at 90-95 DEG C, is then granulated by sprinkling, mixture uniformly sprays into globular droplet, cools down, sieves, is drying to obtain
Carbon can the complete water-soluble long-acting drip irrigation special fertilizer material of potato.
5. the preparation method of the complete water-soluble long-acting drip irrigation special fertilizer material of potato of carbon energy according to claim 1, feature exist
In: the urea of the melting is to melt urea to get urea melting liquid, for use at 135-138 DEG C.
6. the complete water-soluble long-acting drip irrigation special fertilizer preparation method for material of potato of carbon energy according to claim 5, it is characterised in that:
The fertilizer is applied to potato producing region, as base manure or punching fertilising.
7. the complete water-soluble long-acting drip irrigation special fertilizer preparation method for material of potato of carbon energy according to claim 5, it is characterised in that:
It directly applies when the fertilizer is as base manure or is applied after being mixed with water, the sowing amount of base manure is to be mixed with 4-6kg/ mus with water
It is fertile when conjunction: water=1kg:300-500kg；
When the fertilizer is as punching fertilising, the fertilizer is mixed with water, is pumped into pipeline trickle irrigation 2-3 times, wherein fertilizer: water=
1kg:300-500kg.
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| CN201910125562.1A CN109678585A (en) | 2019-02-20 | 2019-02-20 | A kind of carbon can complete water-soluble long-acting drip irrigation special fertilizer of potato and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11236026B1 (en) | 2020-10-15 | 2022-02-01 | Rosen's, Inc. | Fertigation process |
| CN114195583A (en) * | 2021-12-29 | 2022-03-18 | 中海石油化学股份有限公司 | Special fertilizer for potato crops and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496705A (en) * | 2015-01-09 | 2015-04-08 | 史丹利化肥股份有限公司 | Fulvic acid potassium-containing total-nutrient fertilizer for special purpose of potatoes and production method thereof |
| CN104961615A (en) * | 2015-07-10 | 2015-10-07 | 云南威鑫农业科技股份有限公司 | Special slow-release synergistic fertilizer for potatoes and preparation method thereof |
| CN107793249A (en) * | 2017-12-11 | 2018-03-13 | 南昌工程学院 | Special drip irrigation fertilizer of a kind of potato containing nitrification inhibitor and preparation method thereof |
-
2019
- 2019-02-20 CN CN201910125562.1A patent/CN109678585A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496705A (en) * | 2015-01-09 | 2015-04-08 | 史丹利化肥股份有限公司 | Fulvic acid potassium-containing total-nutrient fertilizer for special purpose of potatoes and production method thereof |
| CN104961615A (en) * | 2015-07-10 | 2015-10-07 | 云南威鑫农业科技股份有限公司 | Special slow-release synergistic fertilizer for potatoes and preparation method thereof |
| CN107793249A (en) * | 2017-12-11 | 2018-03-13 | 南昌工程学院 | Special drip irrigation fertilizer of a kind of potato containing nitrification inhibitor and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11236026B1 (en) | 2020-10-15 | 2022-02-01 | Rosen's, Inc. | Fertigation process |
| CN114195583A (en) * | 2021-12-29 | 2022-03-18 | 中海石油化学股份有限公司 | Special fertilizer for potato crops and preparation method thereof |
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Application publication date: 20190426 |