CN110357684A - Organic more water-soluble root fertilizers of bacterium of one kind and preparation method thereof - Google Patents

Organic more water-soluble root fertilizers of bacterium of one kind and preparation method thereof Download PDF

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Publication number
CN110357684A
CN110357684A CN201910704983.XA CN201910704983A CN110357684A CN 110357684 A CN110357684 A CN 110357684A CN 201910704983 A CN201910704983 A CN 201910704983A CN 110357684 A CN110357684 A CN 110357684A
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organic
bacterium
water
fertilizer
soluble
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珠娜
路欣
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Beijing Wolf Totem Technology Co Ltd
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Beijing Wolf Totem Technology Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D1/00Fertilisers containing potassium
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • 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
    • 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
    • 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
    • C05G5/00Fertilisers characterised by their form
    • C05G5/20Liquid fertilisers
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20Bacteria; Culture media therefor
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Abstract

The invention discloses a kind of organic more water-soluble root fertilizers of bacterium and preparation method thereof, including organic nitrogenous fertilizer, organic phosphatic fertiliser, organic potassic fertilizer and more bacterium water, the organic nitrogenous fertilizer, organic phosphatic fertiliser in organic potassic fertilizer by the weight ratio of nitrogen, P elements, potassium element are 1:6:1, bacterium of the more bacterium water at least containing 3 kinds of Soluble phosphorus potassium decomposing functions, the bacterium of the Soluble phosphorus potassium decomposing function forms more bacterium water after culture medium activates, and organic nitrogenous fertilizer, organic phosphatic fertiliser and organic potassic fertilizer are resolved into the ionic state that crop can absorb.The present invention uses the organic fertilizer of green non-pollution as base manure, can be reduced destruction of the chemical fertilizer to soil, root fertilizer nitrogen, phosphorus, potassium ratio meet " Bucket Principle ", the utilization rate of fertilizer, save the cost can be effectively improved.The present invention joined more bacterium water in organic fertilizer, and the nitrogen in organic fertilizer, phosphorus, potassium can be enable to resolve into the ionic state that crop absorbs, and increase the fertilising efficiency of organic fertilizer, while can improve soil texture, and soil can live utilization, without lying fallow.

Description

Organic more water-soluble root fertilizers of bacterium of one kind and preparation method thereof
Technical field
The present invention relates to a kind of organic root fertilizers, more particularly to a kind of organic more water-soluble root fertilizers of bacterium and preparation method thereof.
Background technique
The entire breeding time of agricultural economy crop need to absorb a large amount of nutrients, mainly nitrogen, phosphorus, potassium three elements from soil, Fertilising can not only increase soil fertility, and be also the important measures for improving crop yield per unit area.At present at home, to work The fertilising of object ranks first in the world in terms of relying primarily on chemical fertilizer, Chinese chemical fertilizer total output and total dosage, but China Partial rural area There is serious unreasonable, unscientific problems in terms of applying chemical fertilizer, simultaneously as largely using chemical fertilizer, cause soil sour Degree variation: calcium superphosphate, ammonium sulfate, ammonium chloride in chemical fertilizer etc. all belong to physics acidic fertilizier, required in plant absorption fertilizer After ion, hydrogen ion increases in soil, causes soil acidification.Soil acidification can dissolve other nutriments in soil, drop Under the action of rain and irrigation, permeate downwards, so that nutrient loss, causes soil leanness.Fertilizer application is excessive, makes soil It is destructurized, lead to soil hardening, the soil organism is caused to decline, further affects the existence of edaphon, not only Soil fertility structure is destroyed, but also reduces the speed of soil maintenance.Meanwhile manufacturing the raw mineral materials and industrial chemicals of chemical fertilizer In, containing various heavy radioactive substance and other harmful components, they are polluted with fertilising into agricultural land soil.
Organic fertilizer is mainly derived from plant and (or) animal, full nutrition can not only be provided for crops, and fertilizer efficiency is long, It can increase and update the soil organism, promote microbial reproduction, improve the physicochemical property and bioactivity of soil, be green food The Main Nutrients of production.Nitrogen, phosphorus, potassium in organic fertilizer are wanted can be for used in plant, it is necessary to be ionic condition.And in soil Minerals state is presented in nitrogen, phosphorus, potassium, and to play the role of microorganism just can make it that ionic condition be presented.Pass through microorganism formulation bacterium Fertilizer substitution traditional fertilizer, can effectively improve utilization rate of fertilizer, enhance soil fertility, improve the yield of green food.
The root of crop is to absorb and transmit nutrient main portions, and crop wants the growth of health, obtained quality, high yield Amount, has to the maintenance for root science, gives reasonable nutrition, promote the growth of root.Nitrogen required for plant growth, Phosphorus, potassium ratio needed for different growth phases are different, and for the growth for promoting crop root, need to meet root growth Required nutritive proportion, suitable nitrogen, phosphorus, potassium ratio meet short slab theory, also known as " Bucket Principle ", are higher by than minimum plank Part be it is nonsensical, be higher by it is more, waste it is bigger;To improve the capacity of wooden barrel, should just try to increase shortest That block plank, it is also only approach that this, which is most effective,.Therefore, the root fertilizer with suitable nitrogen, phosphorus, potassium ratio can effectively improve The utilization rate of fertilizer, while promoting the growth of crop root.
Summary of the invention
The invention discloses a kind of organic more water-soluble root fertilizers of bacterium and preparation method thereof, using organic fertilizer as base manure, organic It is added in fertilizer containing 3 kinds and more bacterium water of the bacterium of the above Soluble phosphorus potassium decomposing function, by organic nitrogenous fertilizer, organic phosphatic fertiliser and organic potassic fertilizer point The ionic state that solution can be absorbed at crop, meanwhile, according to the root phase growing state to Different Crop, work is obtained by many experiments Nitrogen, phosphorus, potassium ratio needed for the growth of object root phase, effectively improve the utilization rate of organic root fertilizer.
To achieve the above object, the technical solution of the present invention is as follows:
A kind of organic more water-soluble root fertilizers of bacterium, including organic nitrogenous fertilizer, organic phosphatic fertiliser, organic potassic fertilizer and more bacterium water, the organic nitrogenous fertilizer, It by the weight ratio of nitrogen, P elements, potassium element is 1:6:1 in organic phosphatic fertiliser, organic potassic fertilizer, more bacterium water at least contain 3 The bacterium of kind Soluble phosphorus potassium decomposing function, the bacterium of the Soluble phosphorus potassium decomposing function form more bacterium water after culture medium activates, by organic nitrogenous fertilizer, have Machine phosphate fertilizer and organic potassic fertilizer resolve into the ionic state that crop can absorb.
It preferably, further include zeatin in organic water-soluble root fertilizer of more bacterium, additive amount is 50 ~ 300mg/L.Zeatin is a kind of The naturally occurring basic element of cell division in plant.It can promote plant cell division, promote the differentiation of bud, promote lateral bud development, disappear Except apical dominance, chlorophyll and protein degradation are prevented, slows down respiration, cell viability is kept, delays plant senesecence.
Preferably, organic nitrogenous fertilizer includes one or more of rape cake, peanut cake, soybean cake, sesame-send cake;It is described organic Phosphate fertilizer includes one or more of guano, bat guano, chicken manure, pig manure, bone powder;The organic potassic fertilizer include plant ash, One or more of corn stalk, beanstalk, cotton stalk.
Preferably, the bacterium bag of Soluble phosphorus potassium decomposing function include bacillus subtilis, bacillus megaterium, bacillusmusilaginosiengineering, Colloid bacillus cereus, bacillus laterosporus.The above bacterium can generate organic acid, dissolve out phosphorus and potassium in soil, be commonly referred to as Soluble phosphorus potassium decomposing Bacterium, a variety of bacterium recombination energies dissolve out all kinds of phosphorus potassium in soil, and the produced organic acid benefit of benefit ratio single culture is big, therefore flora It is polynary to build the good ecological chain of soil.Hardened phenomenon in soil is released, granule is increased, improves soil texture, promotes root hair It educates.
Further, the main nutrient composition of the culture medium is trehalose, high-quality protein, wherein trehalose and high-quality egg White ratio is 1 ~ 2:25.Currently, carbon-nitrogen ratio needed for thinking the cultivation of microorganism in the industry is 1:5, but we are in an experiment It was found that carbon-nitrogen ratio of the microorganism needed for breeding period be 1 ~ 2:25, the carbon-nitrogen ratio be make microorganism have higher reproduction speed and Survival rate.
Trehalose has magical protective effect to organism, is known as the good reputation of " sugar of life " in scientific circles, studies table It is bright, protective agent is made using trehalose, the motility rate that survives of probiotics is enhanced about more than once, and probiotics can be made to grow at normal temperature Phase keeps activity, and bacterium is still able to maintain activity at a high temperature of 45 DEG C ~ 60 DEG C.
Further, organic water-soluble root fertilizer of more bacterium is liquid.
Further, the ionic state of organic nitrogenous fertilizer is nitric nitrogen (NO3 ?) and ammonium nitrogen (NH4 +), the ion of organic phosphatic fertiliser State is phosphate anion (H2PO4 ?, HPO4 2-, PO4 3-), the ionic state of organic potassic fertilizer is potassium ion (K+).
The nitrogen that plant is absorbed and utilized is the nitric nitrogen (NO of inorganic states3-) and ammonium nitrogen (NH4+).As for organic Nitrogen, such as urea, Animal Skin powder, soya-bean cake etc. are also used when nitrogenous fertilizer, but its etc. will be in the soil by bacterial decomposition at nitre It is that plant wants that robust growth, root development are good, it is flouring to bloom, fruit good harvest that acid-state nitrogen and ammonium nitrogen, which can just be absorbed by crops phosphorus element, Necessary elemental composition, so also known as flowers and fruits fertilizer.
It includes H that plant, which only absorbs,2PO4 ?, HPO4 2-, PO4 3-Plasma state phosphate radical.The type of phosphate fertilizer is divided into Inorganic phosphorus Fertilizer and organic phosphate fertilizer.Organic phosphate fertilizer then includes the organic phosphate of rice bran and soya-bean cake class, through microorganism decomposition at ionic state Phosphate radical plant absorption.
Potassium can promote the growth of root system, and the formation and development of root xylem are all influenced by potassium;Potassium is adjustable Moisture content maintains cell turgor, increases plant to the resistance of low temperature environment;Potassium can also increase plant and support to pest and disease damage Drag, plant only absorb potassium ion.
Further, more bacterium water the preparation method comprises the following steps:
(1) bacterium of 3 kinds and the above Soluble phosphorus potassium decomposing function is chosen;
(2) culture medium is prepared, in parts by weight, in 50 ~ 150 parts of water, 1 ~ 5 portion of trehalose of addition, 25 ~ 75 parts of soybean powders, 1 ~ 10 parts of zeatin;
(3) bacterium of the Soluble phosphorus potassium decomposing function is added according to weight ratio 1:10 ~ 20 in the medium for activation process, control It 30 ~ 40 DEG C of temperature, stirs evenly, activation forms more bacterium water in 4 ~ 10 hours.
Preferably, second step prepares culture medium in the preparation method of more bacterium water, in parts by weight, in 150 parts of water, is added 1 portion of trehalose, 25 parts of soybean powders.
A kind of preparation method of organic more water-soluble root fertilizers of bacterium, includes the following steps:
(1) organic nitrogenous fertilizer, phosphate fertilizer, potash fertilizer are weighed, nitrogen, P elements, potassium member are converted to
The weight ratio of element is 1:6:1, as base manure;
(2) water is added in the base manure, base manure: 0.5 ~ 1:1 of weight ratio of water is added
More bacterium water, make the bacterium of Soluble phosphorus potassium decomposing function reach 106~109CFU/mL;
(3) fermentation process stirs evenly the above-mentioned base manure containing more bacterium water, small every 5 ~ 8
When stirring it is primary, temperature control is 45 ~ 65 DEG C, ferments 2 ~ 3 days and forms organic more bacterium water-soluble fertilizers.
The beneficial effects of the present invention are:
(1) nitrogen, P elements, potassium element needed for promoting crop root part growth
Weight ratio is 1:6:1, meets " Bucket Principle ", can effectively improve the utilization rate of fertilizer, save the cost.
(2) present invention uses the organic fertilizer of green non-pollution as base manure, can be reduced chemical fertilizer to soil
The destruction of earth, can adjust pH value in soil, chemically, it is physical, decompose soil in deposit chemical fertilizer and pesticide etc. Harmful substance enables soil activating forever after operation.
(3) present invention joined more bacterium water in organic fertilizer, can make nitrogen in organic fertilizer, phosphorus,
Potassium resolves into the ionic state that crop can absorb, and increases the fertilising efficiency of organic fertilizer, while can improve soil texture, increase Add aeration, promote organic matter decomposition, increase effective microorganisms in soil, soil can live utilization, without lying fallow.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below.
Embodiment 1
A kind of organic more water-soluble root fertilizers of bacterium, including organic nitrogenous fertilizer, organic phosphatic fertiliser, organic potassic fertilizer, organic nitrogenous fertilizer are selected rape cake, are had Machine phosphate fertilizer selects guano, organic potassic fertilizer to select plant ash, and after detecting, the weight ratio by nitrogen, P elements, potassium element is 1:6:1 mixing is used as base manure.
The preparation of more bacterium water: select bacillus subtilis, bacillusmusilaginosiengineering and colloid bacillus cereus according to weight ratio The flora of Soluble phosphorus potassium decomposing function is mixed to form for the ratio of 1:1:1, using trehalose and high-quality protein as flora activation medium 1.5 parts of floras, 1 portion of trehalose, 25 parts of soybean powders are added in 150 parts of water in main nutrient composition;30 ~ 40 DEG C of temperature of control, It stirs evenly, activation forms more bacterium water in 4 hours.
The preparation of organic water-soluble root fertilizer of more bacterium: in 100 parts of water, being added 50 parts of base manure, bacterium water more than 2 parts, by it is above-mentioned containing The base manure of more bacterium water stirs evenly, primary every stirring in 5 hours, and temperature control is 45 ~ 50 DEG C, ferments 3 days, 8 parts of corns are added Element forms organic more water-soluble root fertilizers of bacterium.
Embodiment 2
Bacillus subtilis, bacillusmusilaginosiengineering and colloid bacillus cereus is selected to mix according to the ratio that weight ratio is 1:1:1 The flora for forming Soluble phosphorus potassium decomposing function, using trehalose and high-quality protein as the main nutrient composition of flora activation medium, 150 In part water, 1.5 parts of floras, 1 portion of trehalose, the soybean powder of different weight number is added;30 ~ 35 DEG C of temperature of control, stirs evenly, Activation forms more bacterium water in 4 ~ 6 hours, detects viable count according to method described in NY/T2321, obtained result is as shown in the table.
The viable count for the more bacterium water being prepared under 1 different condition of table
It is obtained from above data, the ratio of trehalose and soybean powder is that the activation efficiency of the more bacterium water of 1:25 is optimal.
Beneficial effects of the present invention are further illustrated below with reference to experimental data:
Embodiment 3
Organic more bacterium water root fertilizers are prepared as follows, organic nitrogenous fertilizer selects soybean cake, organic phosphatic fertiliser to select pig manure, organic potassic fertilizer Straw ash is selected, is that 1:6:1 mixing is used as base manure by the weight ratio of nitrogen, P elements, potassium element after detecting.More bacterium water Preparation: bacillus subtilis, bacillusmusilaginosiengineering, colloid bacillus cereus and bacillus laterosporus are selected, according to weight ratio The flora of Soluble phosphorus potassium decomposing function is mixed to form for the ratio of 1:1:1:1, using trehalose and high-quality protein as flora activation medium Main nutrient composition 1.7 parts of floras, 1 portion of trehalose, 25 parts of soybean powders are added in 130 parts of water;Control temperature 30 ~ 35 DEG C, it stirs evenly, activation forms more bacterium water in 5 hours.The preparation of organic water-soluble root fertilizer of more bacterium: in 120 parts of water, 50 parts of bases are added Fertilizer, 1.5 parts of above-mentioned more bacterium water will be stirred evenly containing the base manure of more bacterium water, primary every stirring in 5 hours, temperature control for 45 ~ It 50 DEG C, ferments 5 days, 6 parts of zeatin is added, form organic more water-soluble root fertilizers of bacterium.
Test method: the identical same origin of three pieces of areas is chosen as reference group, according to not applying fertilizer, to fertilize and applies the present invention In organic more bacterium water root fertilizers, weigh the weight of crop root as root growth situation judge index.
As can be seen from the table above, the organic more bacterium water root fertilizers of the present invention can effectively facilitate crop root growth, be conducive to make The absorption of object later period nutrition.

Claims (10)

1. a kind of organic more water-soluble root fertilizers of bacterium, for promoting the growth of crop root, including it is organic nitrogenous fertilizer, organic phosphatic fertiliser, organic Potash fertilizer and more bacterium water, which is characterized in that P elements in nitrogen, organic phosphatic fertiliser in the organic nitrogenous fertilizer, in organic potassic fertilizer Potassium element, by element weight ratio be 1:6:1, bacterium of the more bacterium water at least containing 3 kinds of Soluble phosphorus potassium decomposing functions, the Soluble phosphorus The bacterium of potassium decomposing function forms more bacterium water after culture medium activates, and more bacterium water are by organic nitrogenous fertilizer, organic phosphatic fertiliser and organic potassic fertilizer Resolve into the ionic state that crop can absorb.
2. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that further include zeatin, additive amount For 50 ~ 300mg/L.
3. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that the organic nitrogenous fertilizer includes vegetable seed One or more of cake, peanut cake, soybean cake, sesame-send cake;The organic phosphatic fertiliser includes guano, bat guano, chicken manure, pig One or more of excrement, bone powder;The organic potassic fertilizer includes one of plant ash, corn stalk, beanstalk, cotton stalk or several Kind.
4. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that the bacterium of the Soluble phosphorus potassium decomposing function Including bacillus subtilis, bacillus megaterium, bacillusmusilaginosiengineering, colloid bacillus cereus, bacillus laterosporus.
5. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that the Major Nutrient of the culture medium Ingredient is trehalose and high-quality protein, and the high-quality protein includes soybean powder, mung bean flour or black sesame powder, wherein trehalose and high-quality The ratio of albumen is 1 ~ 2:25.
6. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that organic more water-soluble root fertilizers of bacterium For liquid.
7. the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that the ionic state of the organic nitrogenous fertilizer For nitric nitrogen (NO3 ?) and ammonium nitrogen (NH4 +), the ionic state of organic phosphatic fertiliser is phosphate anion (H2PO4 ?, HPO4 2-, PO4 3-), the ionic state of organic potassic fertilizer is potassium ion (K+).
8. the preparation method of contained more bacterium water, feature exist in the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1 In including the following steps:
Choose the bacterium of 3 kinds and the above Soluble phosphorus potassium decomposing function;
Culture medium is prepared, in parts by weight, in 50 ~ 150 parts of water, 1 ~ 5 portion of trehalose, 25 ~ 75 parts of soybean powders are added;
The bacterium of the Soluble phosphorus potassium decomposing function is added according to weight ratio 1:10 ~ 20 in the medium for activation process, controls temperature It 30 ~ 40 DEG C, stirs evenly, activation forms more bacterium water in 4 ~ 10 hours.
9. the preparation method of contained more bacterium water, feature exist in the organic more water-soluble root fertilizers of bacterium of one kind according to claim 8 In second step prepares culture medium, in parts by weight, in 150 parts of water, 1 portion of trehalose, 25 parts of soybean powders is added.
10. the preparation method of the organic more water-soluble root fertilizers of bacterium of one kind according to claim 1, which is characterized in that including as follows Step:
Weigh organic nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, be converted to nitrogen, P elements, potassium element weight ratio be 1:6:1, as base Fertilizer;
Water is added in the base manure, base manure: 0.5 ~ 1:1 of weight ratio of water adds more bacterium water, makes Soluble phosphorus potassium decomposing function Bacterium reach 106~109CFU/mL;
Fermentation process stirs evenly the base manure containing more bacterium water, primary every stirring in 5 ~ 8 hours, and temperature control is 45 ~ 65 DEG C, it ferments 2 ~ 3 days and forms organic more water-soluble root fertilizers of bacterium;
The zeatin of 50 ~ 300mg/L is added in every liter of organic more water-soluble root fertilizers of bacterium.
CN201910704983.XA 2019-08-01 2019-08-01 Organic more water-soluble root fertilizers of bacterium of one kind and preparation method thereof Pending CN110357684A (en)

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