CN109678609A - A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof - Google Patents

A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof Download PDF

Info

Publication number
CN109678609A
CN109678609A CN201910127370.4A CN201910127370A CN109678609A CN 109678609 A CN109678609 A CN 109678609A CN 201910127370 A CN201910127370 A CN 201910127370A CN 109678609 A CN109678609 A CN 109678609A
Authority
CN
China
Prior art keywords
parts
paper mulberry
phosphate
chemical fertilizer
preparation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910127370.4A
Other languages
Chinese (zh)
Inventor
田维江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Shenlong Baicao Technology Co Ltd
Original Assignee
Guizhou Shenlong Baicao Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou Shenlong Baicao Technology Co Ltd filed Critical Guizhou Shenlong Baicao Technology Co Ltd
Priority to CN201910127370.4A priority Critical patent/CN109678609A/en
Publication of CN109678609A publication Critical patent/CN109678609A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B1/00Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
    • C05B1/02Superphosphates
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/60Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Soil Sciences (AREA)
  • Fertilizers (AREA)

Abstract

A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof, it is made of the raw material of following weight proportion: 15-20 parts of stalk, 15-20 parts of dregs of beans, 15-20 parts of cotton dregs, 1-5 parts of potato slag, 2-4 parts of urea, 1-2 parts of potassium sulfate, 1-2 parts of potassium dihydrogen phosphate, 1-2 parts of agricultural water-loss reducer, 30-50 parts of animal wastes, 10-12 parts of Diammonium phosphate (DAP), 10-20 parts of calcium superphosphate, 5-7 parts of manganese phosphate, 1-2 parts of borax, 2-4 parts of humic acid, 2-4 parts of synergist, 1-2 parts of soil conditioner, 5-12 parts of bentonite, 20-30 parts of potassium nitrate, 4-8 parts of microbial bacterial agent, 10-12 parts of muscardine powder, 10-12 parts of calcium monohydrogen phosphate, 30-40 parts of pomace.It is prepared simply, and paper mulberry chemical fertilizer specially effectively can provide the nutritional ingredient of general equilibrium for fruit tree, can promote the growth of paper mulberry, meet the nutritional need that paper mulberry grows each stage, paper mulberry can be improved to the utilizing status of nutrient, improve fertilizer efficiency, fertilising is convenient, applied widely, significant effect.

Description

A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof
Technical field
The present invention relates to chemical fertilizer preparation fields more particularly to a kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof.
Background technique
Paper mulberry, alias Chu Tao etc. are deciduous tree, high 10-20m;Bark dark gray;The dense pubescence of sprig.Tree crown opens, It is oval to wide oval;Bark is smooth, light grey or taupe, not easy to crack, and complete stool contains milk.The leaf helical arrangement of paper mulberry, extensively Oval to long ellipticity is oval, and long 6-18cm, wide 5-9cm, apex is tapering, and base portion is heart-shaped, and two sides are often unequal, and edge has rough sawn Tooth, is not divided or 3-5 is split, and the leaf of little tree often has an obvious division, rough surface, sparsely grow rough hair, and the back side is close by villus, basal leaf arteries and veins Three go out, and 6-7 pairs of lateral vein;Petiole long 2.5-8cm, it is close by rough hair;Stipule is big, oval, narrow tapering, long 1.5-2cm, wide 0.8-1cm.
Existing market is flooded with all kinds of fertilizer with different efficacies, enables orchard workers dazzled, this kind of most institute of fertilizer Single containing nutriment, effect is specific;And having effects that more fertilizer has that absorption rate is low, fertilizer is in the soil Decomposition it is slow, cannot be effectively absorbed and utilized by paper mulberry;In addition, the different stages of growth of paper mulberry may select different manufacturers raw The different fertilizer of production, physical reaction can be occurred by being decomposed in the soil due to the raw material components difference of production fertilizer, hinder nutrition Absorption, or even cause the unbalance of soil nutrient.
Summary of the invention
For above-mentioned deficiency in the prior art, the present invention provides a kind of paper mulberry plantation chemical fertilizer specially and its preparation sides Method, preparation is simple, and paper mulberry chemical fertilizer specially effectively can provide the nutritional ingredient of general equilibrium for fruit tree, can promote the life of paper mulberry It is long, meet the nutritional need that paper mulberry grows each stage, paper mulberry can be improved to the utilizing status of nutrient, improve fertilizer efficiency, fertilising is convenient, It is applied widely, significant effect.
In order to achieve the above object of the invention, the present invention use the specific scheme is that
A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof, is made: stalk 15-20 of the raw material of following weight proportion Part, 15-20 parts of dregs of beans, 15-20 parts of cotton dregs, 1-5 parts of potato slag, 2-4 parts of urea, 1-2 parts of potassium sulfate, 1-2 parts of potassium dihydrogen phosphate, agriculture With 1-2 parts of water-retaining agent, 30-50 parts of animal wastes, 10-12 parts of Diammonium phosphate (DAP), 10-20 parts of calcium superphosphate, 5-7 parts of manganese phosphate, boron It is 1-2 parts of sand, 2-4 parts of humic acid, 2-4 parts of synergist, 1-2 parts of soil conditioner, 5-12 parts of bentonite, 20-30 parts of potassium nitrate, micro- 4-8 parts of bacteria agent, 10-12 parts of muscardine powder, 10-12 parts of calcium monohydrogen phosphate, 30-40 parts of pomace.
Preferably, the agricultural water-loss reducer is made of polyacrylamide and phosphatic mixture.
Preferably, the synergist includes: 0.5-1.0kg/ tons of nitric acid rare earth, urease inhibitor hydroquinone 0.5-0.8kg/ Ton, 1.0-1.2kg/ tons of nitrification inhibitor dicyandiamide and 1.0-2.0kg/ tons of bioactive substance.
Preferably, the preparation method of the paper mulberry plantation chemical fertilizer specially including the following steps:
1: press predetermined weight number, by urea, potassium sulfate, potassium dihydrogen phosphate, Diammonium phosphate (DAP), calcium superphosphate, manganese phosphate, borax, Bentonite, potassium nitrate, muscardine powder and calcium monohydrogen phosphate are mixed evenly, and obtain mixed material;
2: after stalk, dregs of beans, humic acid, cotton dregs, potato slag, animal wastes and pomace are crushed respectively, portion rate according to the required weight Example is got ready, is dissolved in water, is stirred evenly, and is obtained material, is stored for future use;
3: the material that mixed material obtained in step 1 and step 2 obtain being added in mixing and blending machine and is stirred evenly, to stirring Agricultural water-loss reducer, synergist, soil conditioner and microbial bacterial agent are added in machine, the mixture in blender is transferred to granulation disc In, sprinkling is granulated medical fluid and is granulated, and causes grain to enter dryer and is dried, then is cooling through coolant, finally metering packet Dress.
The invention has the benefit that
Its preparation of paper mulberry special fertilizer of the invention is simple, paper mulberry chemical fertilizer specially can effectively for fruit tree provide the nutrition of general equilibrium at Point, the growth of paper mulberry can be promoted, meet the nutritional need that paper mulberry grows each stage, paper mulberry can be improved, effect is utilized to nutrient Fruit improves fertilizer efficiency, and fertilising is convenient, applied widely, significant effect.
Specific embodiment
The present invention is further described below by way of specific embodiment, but the present invention is not limited only to following embodiment.At this In the range of invention or the contents of the present invention are not being departed from, in spirit and scope, the change that carries out to the present invention is combined or replaced It changes, will be apparent to the person skilled in the art, and be included within the scope of the present invention.
Embodiment 1: a kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof prepares system by the raw material of following weight proportion At: 15 parts of stalk, 15 parts of dregs of beans, 15 parts of cotton dregs, 1 part of potato slag, 2 parts of urea, 1 part of potassium sulfate, 1 part of potassium dihydrogen phosphate, agricultural guarantor 1 part of aqua, 10 parts of Diammonium phosphate (DAP), 10 parts of calcium superphosphate, 5 parts of manganese phosphate, 1 part of borax, 2 parts of humic acid, increases 30 parts of animal wastes Imitate 2 parts of agent, 1 part of soil conditioner, 5 parts of bentonite, 20 parts of potassium nitrate, 4 parts of microbial bacterial agent, 10 parts of muscardine powder, phosphoric acid 10 parts of hydrogen calcium, 30 parts of pomace.
The preparation method of the paper mulberry plantation chemical fertilizer specially including the following steps:
1: press predetermined weight number, by urea, potassium sulfate, potassium dihydrogen phosphate, Diammonium phosphate (DAP), calcium superphosphate, manganese phosphate, borax, Bentonite, potassium nitrate, muscardine powder and calcium monohydrogen phosphate are mixed evenly, and obtain mixed material;
2: after stalk, dregs of beans, humic acid, cotton dregs, potato slag, animal wastes and pomace are crushed respectively, portion rate according to the required weight Example is got ready, is dissolved in water, is stirred evenly, and is obtained material, is stored for future use;
3: the material that mixed material obtained in step 1 and step 2 obtain being added in mixing and blending machine and is stirred evenly, to stirring Agricultural water-loss reducer, synergist, soil conditioner and microbial bacterial agent are added in machine, the mixture in blender is transferred to granulation disc In, sprinkling is granulated medical fluid and is granulated, and causes grain to enter dryer and is dried, then is cooling through coolant, finally metering packet Dress.
Embodiment 2: a kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof prepares system by the raw material of following weight proportion At: 18 parts of stalk, 18 parts of dregs of beans, 18 parts of cotton dregs, 3 parts of potato slag, 3 parts of urea, 1.5 parts of potassium sulfate, 1.5 parts of potassium dihydrogen phosphate, agriculture With 1.5 parts of water-retaining agent, 40 parts of animal wastes, 11 parts of Diammonium phosphate (DAP), 15 parts of calcium superphosphate, 6 parts of manganese phosphate, 1.5 parts of borax, humic Sour 3 parts, 3 parts of synergist, 1.5 parts of soil conditioner, 9 parts of bentonite, 25 parts of potassium nitrate, 6 parts of microbial bacterial agent, muscardine powder 11 parts, 11 parts of calcium monohydrogen phosphate, 35 parts of pomace.
Preferably, the preparation method of the paper mulberry plantation chemical fertilizer specially including the following steps:
1: press predetermined weight number, by urea, potassium sulfate, potassium dihydrogen phosphate, Diammonium phosphate (DAP), calcium superphosphate, manganese phosphate, borax, Bentonite, potassium nitrate, muscardine powder and calcium monohydrogen phosphate are mixed evenly, and obtain mixed material;
2: after stalk, dregs of beans, humic acid, cotton dregs, potato slag, animal wastes and pomace are crushed respectively, portion rate according to the required weight Example is got ready, is dissolved in water, is stirred evenly, and is obtained material, is stored for future use;
3: the material that mixed material obtained in step 1 and step 2 obtain being added in mixing and blending machine and is stirred evenly, to stirring Agricultural water-loss reducer, synergist, soil conditioner and microbial bacterial agent are added in machine, the mixture in blender is transferred to granulation disc In, sprinkling is granulated medical fluid and is granulated, and causes grain to enter dryer and is dried, then is cooling through coolant, finally metering packet Dress.
Embodiment 3: a kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof prepares system by the raw material of following weight proportion At: 20 parts of stalk, 20 parts of dregs of beans, 20 parts of cotton dregs, 5 parts of potato slag, 4 parts of urea, 2 parts of potassium sulfate, 2 parts of potassium dihydrogen phosphate, agricultural guarantor 2 parts of aqua, 12 parts of Diammonium phosphate (DAP), 20 parts of calcium superphosphate, 7 parts of manganese phosphate, 2 parts of borax, 4 parts of humic acid, increases 50 parts of animal wastes Imitate 4 parts of agent, 2 parts of soil conditioner, 12 parts of bentonite, 30 parts of potassium nitrate, 8 parts of microbial bacterial agent, 12 parts of muscardine powder, phosphoric acid 12 parts of hydrogen calcium, 40 parts of pomace.
Preferably, the preparation method of the paper mulberry plantation chemical fertilizer specially including the following steps:
1: press predetermined weight number, by urea, potassium sulfate, potassium dihydrogen phosphate, Diammonium phosphate (DAP), calcium superphosphate, manganese phosphate, borax, Bentonite, potassium nitrate, muscardine powder and calcium monohydrogen phosphate are mixed evenly, and obtain mixed material;
2: after stalk, dregs of beans, humic acid, cotton dregs, potato slag, animal wastes and pomace are crushed respectively, portion rate according to the required weight Example is got ready, is dissolved in water, is stirred evenly, and is obtained material, is stored for future use;
3: the material that mixed material obtained in step 1 and step 2 obtain being added in mixing and blending machine and is stirred evenly, to stirring Agricultural water-loss reducer, synergist, soil conditioner and microbial bacterial agent are added in machine, the mixture in blender is transferred to granulation disc In, sprinkling is granulated medical fluid and is granulated, and causes grain to enter dryer and is dried, then is cooling through coolant, finally metering packet Dress.
The above description is only a preferred embodiment of the patent of the present invention, is not intended to limit the invention patent, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the invention patent within the spirit and principle of patent of invention Protection scope within.

Claims (4)

1. a kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof, which is characterized in that prepare system by the raw material of following weight proportion At: 15-20 parts of stalk, 15-20 parts of dregs of beans, 15-20 parts of cotton dregs, 1-5 parts of potato slag, 2-4 parts of urea, 1-2 parts of potassium sulfate, di(2-ethylhexyl)phosphate 1-2 parts of hydrogen potassium, 1-2 parts of agricultural water-loss reducer, 30-50 parts of animal wastes, 10-12 parts of Diammonium phosphate (DAP), 10-20 parts of calcium superphosphate, phosphorus Sour manganese 5-7 parts, 1-2 parts of borax, 2-4 parts of humic acid, 2-4 parts of synergist, 1-2 parts of soil conditioner, 5-12 parts of bentonite, nitric acid 20-30 parts of potassium, 4-8 parts of microbial bacterial agent, 10-12 parts of muscardine powder, 10-12 parts of calcium monohydrogen phosphate, 30-40 parts of pomace.
2. a kind of paper mulberry plantation chemical fertilizer specially according to claim 1 and preparation method thereof, which is characterized in that described agricultural Water-retaining agent is made of polyacrylamide and phosphatic mixture.
3. a kind of paper mulberry plantation chemical fertilizer specially according to claim 1 and preparation method thereof, which is characterized in that the synergy Agent includes: 0.5-1.0kg/ tons of nitric acid rare earth, 0.5-0.8kg/ tons of urease inhibitor hydroquinone, nitrification inhibitor dicyandiamide 1.0- 1.2kg/ tons and 1.0-2.0kg/ tons of bioactive substance.
4. a kind of paper mulberry plantation chemical fertilizer specially according to claim 1 and preparation method thereof, which is characterized in that the paper mulberry Plant the preparation method of chemical fertilizer specially including the following steps:
(1): predetermined weight number is pressed, by urea, potassium sulfate, potassium dihydrogen phosphate, Diammonium phosphate (DAP), calcium superphosphate, manganese phosphate, boron Sand, bentonite, potassium nitrate, muscardine powder and calcium monohydrogen phosphate are mixed evenly, and obtain mixed material;
(2): after stalk, dregs of beans, humic acid, cotton dregs, potato slag, animal wastes and pomace are crushed respectively, number according to the required weight Ratio is got ready, is dissolved in water, and is stirred evenly, and is obtained material, is stored for future use;
(3): material that mixed material obtained in step 1 and step 2 obtain being added in mixing and blending machine and is stirred evenly, to stirring It mixes and agricultural water-loss reducer, synergist, soil conditioner and microbial bacterial agent is added in machine, the mixture in blender is transferred to granulation In disk, sprinkling is granulated medical fluid and is granulated, and causes grain to enter dryer and is dried, then cooling through coolant, finally metering packet Dress.
CN201910127370.4A 2019-02-20 2019-02-20 A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof Pending CN109678609A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910127370.4A CN109678609A (en) 2019-02-20 2019-02-20 A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910127370.4A CN109678609A (en) 2019-02-20 2019-02-20 A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof

Publications (1)

Publication Number Publication Date
CN109678609A true CN109678609A (en) 2019-04-26

Family

ID=66196609

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910127370.4A Pending CN109678609A (en) 2019-02-20 2019-02-20 A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof

Country Status (1)

Country Link
CN (1) CN109678609A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104045460A (en) * 2014-06-26 2014-09-17 南京青庭农业科技有限公司 Chemical fertilizer specially used for cucumber
CN104692856A (en) * 2013-12-06 2015-06-10 烟台鑫海耐磨胶业有限公司 Papaya special fertilizer
CN107162762A (en) * 2017-06-18 2017-09-15 何丽凌 A kind of paper mulberry organic biofertilizer
CN108395333A (en) * 2018-05-11 2018-08-14 天长市金农农业发展有限公司 A kind of solid fertilizer and preparation method thereof promoting paper mulberry growth
CN108409416A (en) * 2018-04-11 2018-08-17 天长市金农农业发展有限公司 A kind of paper mulberry organic-inorganic compound fertilizer
CN108440091A (en) * 2018-04-11 2018-08-24 天长市金农农业发展有限公司 A kind of paper mulberry fertilizer containing seaweed

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104692856A (en) * 2013-12-06 2015-06-10 烟台鑫海耐磨胶业有限公司 Papaya special fertilizer
CN104045460A (en) * 2014-06-26 2014-09-17 南京青庭农业科技有限公司 Chemical fertilizer specially used for cucumber
CN107162762A (en) * 2017-06-18 2017-09-15 何丽凌 A kind of paper mulberry organic biofertilizer
CN108409416A (en) * 2018-04-11 2018-08-17 天长市金农农业发展有限公司 A kind of paper mulberry organic-inorganic compound fertilizer
CN108440091A (en) * 2018-04-11 2018-08-24 天长市金农农业发展有限公司 A kind of paper mulberry fertilizer containing seaweed
CN108395333A (en) * 2018-05-11 2018-08-14 天长市金农农业发展有限公司 A kind of solid fertilizer and preparation method thereof promoting paper mulberry growth

Similar Documents

Publication Publication Date Title
CN102757292B (en) Water-soluble microbial multi-element solid fertilizer
CN100513359C (en) Method for preparing slow-release multielement compound-mixed fertilizer for forest trees
CN107892634B (en) Liquid package fertilizer special for cotton for improving soil, preparation method and application method
CN102659456B (en) Amino-acid organic compound fertilizer and production method thereof
CN102746058A (en) Production method of water-soluble microbe multi-element solid fertilizer
CN104591879A (en) Special controlled-release water soluble fertilizer for grapes and preparation method thereof
KR101679536B1 (en) Blueberry product method by nutrient solution
CN105777263A (en) Water-soluble fertilizer containing alginate and various nutrients and preparation method of water-soluble fertilizer
CN106883056A (en) One kind is enlarged afforested area anti-early ageing liquid fertilizer
CN106588419A (en) Chemical fertilizer special for fruit trees and preparation method thereof
CN108848835A (en) A kind of facility cherry whole process nutrient fertilization method
CN101417905A (en) Applications of long acting complex fertilizer in Nanguo pear cultivation
CN117303984A (en) Neutral macroelement water-soluble fertilizer containing composite microbial agent and preparation method thereof
CN105523832A (en) Special slow release water-soluble fertilizer for soybeans, and preparation method thereof
CN108395358A (en) A kind of planting fruit trees compound fertilizer and preparation method thereof
CN106348915B (en) Special fertilizer for hot pickled mustard tuber and preparation method thereof
CN103483046A (en) Special crop fertilizer
CN110922275A (en) Fruit-strengthening coloring liquid fertilizer, preparation method thereof and fruit-strengthening coloring method
CN110550988A (en) Complexing product of mineral humic acid and inorganic salt fertilizer and preparation method thereof
CN109678609A (en) A kind of paper mulberry plantation chemical fertilizer specially and preparation method thereof
CN111217642A (en) Compound fertilizer and preparation method and application thereof
CN106631284A (en) Preparation method of citrate-soluble potassium inorganic compound fertilizer
CN105130707A (en) Lime nitrogen multifunctional particle type soil amendment and preparation method thereof
CN112919953A (en) Selenium-rich soil fertilizer for planting selenium-rich vegetables
CN112174720A (en) Joint-pulling fertilizer for water-fertilizer integrated planting of corn and preparation method and application thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190426