CN114180996A - Liquid organic fertilizer and preparation method and application thereof - Google Patents

Liquid organic fertilizer and preparation method and application thereof Download PDF

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CN114180996A
CN114180996A CN202111432900.XA CN202111432900A CN114180996A CN 114180996 A CN114180996 A CN 114180996A CN 202111432900 A CN202111432900 A CN 202111432900A CN 114180996 A CN114180996 A CN 114180996A
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organic fertilizer
liquid organic
water
soil
diluent
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杨云龙
郑卉
王明阳
徐鹏
董思佳
肖继波
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Wenzhou University
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    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/20—Liquid fertilisers
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses

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Abstract

The invention belongs to the technical field of fertilizers, and particularly relates to a liquid organic fertilizer, and a preparation method and application thereof. According to the invention, mushroom bran and water are used as preparation raw materials, the mass volume of the mushroom bran and the water is fixed to be 1g:4 mL-1 g:6mL, and fermentation treatment is carried out, so that the contents of phosphorus, potassium, calcium and magnesium in the prepared organic fertilizer sequentially reach 512.5mg/kg, 1356mg/kg, 974mg/kg and 541.7mg/kg, the content of nutrient elements is high, the abundance of microorganisms is changed, the content of effective phosphorus in soil is increased, the soil fertility is increased, the plant growth is promoted, and the continuous cropping obstacle of crops is relieved.

Description

Liquid organic fertilizer and preparation method and application thereof
Technical Field
The invention belongs to the technical field of fertilizers, and particularly relates to a liquid organic fertilizer, and a preparation method and application thereof.
Background
China is a large chemical fertilizer producing country and a large chemical fertilizer consuming country, the fertilizers occupy very important positions in agricultural production in China, and the fertilizers on the market can be classified into two types, namely, the fertilizers and the compound fertilizers combining the chemical fertilizers and the organic fertilizers. However, long-term use of chemical fertilizers reduces the soil fertility and the fertilizer utilization rate, which cannot meet the normal growth of crops. The nitrogen, phosphorus and potassium concentration in the compound fertilizer is high, and the compound fertilizer is excessively accumulated in soil after being applied for many times, so that waste is caused, and a serious environmental problem is caused. The report shows that the utilization rate of nitrogenous fertilizer is 30-50%, the utilization rate of phosphatic fertilizer is 10-15%, and the utilization rate of potash fertilizer is 30-60%. Therefore, how to develop efficient organic fertilizers is always the focus of agricultural production attention.
Disclosure of Invention
The invention aims to provide a liquid organic fertilizer which is rich in nutrient substances, can improve the ecological environment of soil, enhances the biological activity of the soil and accelerates the growth of plants.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention provides a liquid organic fertilizer, which comprises raw materials of mushroom bran and water, wherein the mass volume ratio of the mushroom bran to the water is 1g:4 mL-1 g:6 mL.
Preferably, the fungus chaff comprises seafood mushroom chaff or black fungus chaff.
The invention also provides a preparation method of the liquid organic fertilizer, which comprises the following steps:
and mixing the fungus chaff and water according to the mass-volume ratio, performing anaerobic fermentation, and separating to obtain supernatant, namely the liquid organic fertilizer.
Preferably, the anaerobic fermentation time is 21-28 days, and the fermentation temperature is 20-30 ℃.
Preferably, the pH value of the anaerobic fermentation is 6-8.
The invention also provides application of the liquid organic fertilizer in plant growth.
Preferably, the plant comprises a vegetable or a flower.
The invention also provides a method for promoting the growth of the pakchoi, which comprises the following steps: respectively on the day of Chinese cabbage sowing and in the cabbageAfter the vegetables are sown for 6-8 days, applying the diluent of the liquid organic fertilizer in the technical scheme, wherein the application amount of the diluent of the liquid organic fertilizer is 3-6L/m2。
The invention also provides a method for promoting the growth of coreopsis, which comprises the following steps: after the coreopsis is sown, applying the diluent of the liquid organic fertilizer in the technical scheme every 2-4 days, wherein the application amount of the diluent of the liquid organic fertilizer is 5-10 mL/plant.
Preferably, the dilution multiple of the diluent of the liquid organic fertilizer is 20-40 times.
The invention provides a liquid organic fertilizer, which comprises raw materials of mushroom bran and water, wherein the mass volume ratio of the mushroom bran to the water is 1g:4 mL-1 g:6 mL. The mushroom bran contains a large amount of amino acids, proteins and trace elements. According to the invention, the mushroom bran and the water are used as preparation raw materials, and the mass-volume ratio of the mushroom bran to the water is fixed, so that the contents of phosphorus, potassium, calcium and magnesium in the prepared organic fertilizer sequentially reach 512.5mg/kg, 1356mg/kg, 974mg/kg and 541.7mg/kg, the content of nutrient elements is high, the abundance of microorganisms is changed, the effective phosphorus content in soil is improved, the soil fertility is increased, the plant growth is promoted, and the continuous cropping obstacle of crops is relieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below.
FIG. 1 shows the organic matter content of pakchoi soil with and without the application of the liquid organic fertilizer of the present invention;
FIG. 2 is a graph of the soil microbial species of pakchoi with and without the application of the liquid organic fertilizer of the present invention;
FIG. 3 is the abundance of functional microorganisms associated with the pakchoi soil after the application of the liquid organic fertilizer of the present invention;
FIG. 4 shows the growth of coreopsis tinctoria with the liquid organic fertilizer of the present invention on the left and the growth of coreopsis tinctoria without the liquid organic fertilizer of the present invention on the right;
in FIG. 5, the left side shows the growth of coreopsis tinctoria after the liquid organic fertilizer is applied, and the right side shows the flowering of coreopsis tinctoria after the liquid organic fertilizer is not applied.
Detailed Description
The invention provides a liquid organic fertilizer, which comprises raw materials of mushroom bran and water, wherein the mass volume ratio of the mushroom bran to the water is 1g:4 mL-1 g:6 mL.
The organic fertilizer is prepared by taking mushroom bran and water as raw materials, wherein the mass volume ratio of the mushroom bran to the water is 1g:4 mL-1 g:6 mL. In the embodiment of the invention, any ratio of the mass-volume ratio of the mushroom bran to the water within the range of 1g:4 mL-1 g:6mL can be selected, and specifically, the ratio can be 1g:4mL, 1g:4.5mL, 1g:5mL, 1g:5.5mL or 1g:6 mL. The fungus chaff is preferably seafood mushroom chaff or black fungus chaff. The invention has no strict requirement on the source of the fungus chaff, and the waste culture medium after the edible fungus is produced is directly selected. The mass-volume ratio of the mushroom bran to the water can fully utilize amino acid, protein and trace elements in the mushroom bran, the contents of phosphorus, potassium, calcium and magnesium in the obtained liquid organic fertilizer sequentially reach 512.5mg/kg, 1356mg/kg, 974mg/kg and 541.7mg/kg, the content of nutrient elements is high, the abundance of microorganisms is changed, the effective phosphorus content in soil is improved, the soil fertility is increased, the plant growth is promoted, and the continuous cropping obstacle of crops is relieved. When the mass-volume ratio of the fungus chaff to the water is lower than 1g:4mL or higher than 1g:6mL, the concentration of nutrient components in the liquid organic fertilizer is low, and the fungus chaff cannot be fully utilized.
The invention also provides a preparation method of the liquid organic fertilizer, which comprises the following steps:
and mixing the fungus chaff and water according to the mass-volume ratio, performing anaerobic fermentation, and separating to obtain supernatant, namely the liquid organic fertilizer.
The invention mixes the fungus chaff and water according to the mass-volume ratio, and then carries out anaerobic fermentation treatment on the mixture of the fungus chaff and the water to obtain the fungus chaff anaerobic fermentation liquid. Before the mixing, the invention preferably further comprises air drying treatment of the fungus chaff. The air drying method has no strict requirement on the air drying mode, and the mushroom bran is placed in the air for 1-2 days to be naturally dried.
The time for anaerobic fermentation is preferably 21-28 d, and more preferably 24-26 d; the temperature of the anaerobic fermentation is preferably 20-30 ℃, and more preferably 24-28 ℃; the pH value of the anaerobic fermentation is preferably 6-8. In the anaerobic fermentation process, the temperature and the pH of the mixture of the fungus chaff and the water are preferably monitored in real time, so that the temperature and the pH are ensured to be unchanged in the anaerobic fermentation process. The anaerobic fermentation according to the invention is preferably carried out in an anaerobic reactor.
In the invention, stirring is preferably carried out during the anaerobic fermentation, more preferably 1-2 times per day, and each stirring time is 5-10 min. The stirring mode is not strictly required, and the stirring can be carried out conventionally.
After the anaerobic fermentation is finished, the invention preferably uses 3-5 layers of gauze to filter the fungus bran anaerobic fermentation liquid, and then the supernatant is obtained by separation, namely the liquid organic fertilizer. According to the invention, solid residues such as sawdust in the fungus chaff anaerobic fermentation liquid can be removed by filtering with 3-5 layers of gauze. The separation according to the invention is preferably centrifugation; the rotating speed of the centrifugation is preferably 8000-1000 rpm; the time for centrifugation is preferably 10-15 min.
According to the invention, the mixture of the fungus chaff and water is subjected to anaerobic fermentation treatment, in the process of anaerobic fermentation, a leavening agent is not needed to be inoculated, endogenous microorganisms contained in the fungus chaff are directly utilized to realize the fermentation of the fungus chaff, so that the contents of phosphorus, potassium, calcium and magnesium in the liquid organic fertilizer sequentially reach 512.5mg/kg, 1356mg/kg, 974mg/kg and 541.7mg/kg, amino acid, protein and trace elements in the fungus chaff are fully utilized, the content of nutrient elements in the liquid organic fertilizer is high, the abundance of the microorganisms can be changed, the effective phosphorus content in soil is increased, the soil fertility is increased, the plant growth is promoted, the continuous cropping obstacle of crops is relieved, and the development of green and circular agriculture is facilitated.
The invention also provides application of the liquid organic fertilizer in plant growth. The plants of the present invention preferably include vegetables or flowers; the vegetables preferably comprise pakchoi; the flowers preferably comprise boswellia.
The invention also provides a method for promoting the growth of the pakchoi, which comprises the following steps: respectively applying the fertilizer on the day of sowing the pakchoi and after the pakchoi is sown for 6-8 daysThe liquid organic fertilizer diluent. The dilution multiple of the liquid organic fertilizer diluent is preferably 20-40 times, more preferably 25-35 times, and even more preferably 28-30 times. When the liquid organic fertilizer diluent is applied, the application amount is preferably 3-6L/m2More preferably 4 to 5L/m2. The results of the examples show that the liquid organic fertilizer of the invention improves the content of organic matters in soil, further improves the holding and energy storage capacity of soil nitrogen, prevents leaching loss and volatilization loss of soil nitrogen fertilizer, increases the types of soil microorganisms, is beneficial to improving the activity of soil, and changes the abundance of related functional microorganisms, for example, after the liquid organic fertilizer of the invention is applied, the abundance of Sphingomonas (Sphingomonas) is increased, the content of available phosphorus in soil is improved, and the yield (average single plant weight) of pakchoi is improved by 48.78%.
The invention also provides a method for promoting the growth of coreopsis, which comprises the following steps: and after the coreopsis is sown, applying the liquid organic fertilizer diluent every 2-4 days. The dilution multiple of the liquid organic fertilizer diluent is preferably 20-40 times, more preferably 25-35 times, and even more preferably 28-30 times. The application amount of the liquid organic fertilizer diluent is preferably 5-10 mL/plant, and more preferably 6-8 mL/plant. The results of the examples show that the liquid organic fertilizer disclosed by the invention has a promoting effect on the growth and flowering of coreopsis.
In order to further illustrate the present invention, the following detailed description of the technical solutions provided by the present invention is made with reference to the accompanying drawings and examples, but they should not be construed as limiting the scope of the present invention.
Example 1
The preparation of the liquid organic fertilizer comprises the following steps: placing the hypsizygus marmoreus fungus chaff in the air for 2 days; adding 1.25kg of air-dried mushroom bran into an anaerobic reactor, adding 5L of water, performing anaerobic fermentation for 21d at 20 deg.C and pH of 6, stirring for 5min each time for 2 times a day; and after fermentation is finished, filtering the fungus bran anaerobic fermentation liquid by using 3 layers of gauze, removing solid residues such as wood chips and the like, centrifuging by using a centrifugal machine at 8000rpm for 15min, and taking supernatant to obtain the liquid organic fertilizer.
Example 2
The difference from example 1 is that 1kg of air-dried mushroom bran was charged into an anaerobic reactor, and 5L of water was added.
Example 3
The difference from example 1 is that 0.83kg of air-dried mushroom bran was charged into an anaerobic reactor, and 5L of water was added.
Example 4
As in example 1, the pH of the anaerobic fermentation was 7.
Example 5
As in example 1, the pH of the anaerobic fermentation was 8.
Example 6
As in example 1, the temperature for anaerobic fermentation was 25 ℃.
Example 7
As in example 1, the temperature for anaerobic fermentation was 30 ℃.
Example 8
The time for anaerobic fermentation was 25 days as in example 1.
Example 9
As in example 1, the time for anaerobic fermentation was 28 days.
Example 10
In the same way as in example 1, the black fungus chaff is used as a fermentation raw material.
Comparative example 1
The difference from example 1 is that 1.67kg of air-dried mushroom bran was charged into an anaerobic reactor, and 5L of water was added.
Comparative example 2
The difference from example 1 is that 0.71kg of air-dried mushroom bran was charged into an anaerobic reactor, and 5L of water was added.
Test example 1
The nutrient composition of the liquid organic fertilizer obtained in example 1 was measured by Shanghai micro-spectral chemical engineering services Co., Ltd. and the results are shown in Table 1.
TABLE 1 nutrient composition of liquid organic fertilizer obtained by different treatment modes
Figure BDA0003380373080000051
Figure BDA0003380373080000061
As can be seen from Table 1, the contents of phosphorus, potassium, calcium and magnesium in the liquid organic fertilizer obtained in example 1 of the invention sequentially reach 512.5mg/kg, 1356mg/kg, 974mg/kg and 541.7mg/kg, and the content of nutrient elements is high. When the mass-volume ratio of the fungus chaff to the water is lower than 1g:4mL or higher than 1g:6mL, the concentration of nutrient components in the liquid organic fertilizer is low, and the fungus chaff cannot be fully utilized.
Application example 1
In a certain vegetable base in OuHai area in Wenzhou, Zhejiang, an experimental field block with 8 square meters is selected, and the experimental field block is divided into an experimental group and a control group on average and is marked as the control group and the experimental group. The control group and the experimental group respectively sow the seeds of the pakchoi at the beginning of 7 months, and thinning the pakchoi after the seedlings emerge for one week, wherein the distance between the seedlings is 10 cm.
The difference between the experimental group and the control group is that 20 times of diluent of the liquid organic fertilizer in the embodiment 1 is applied immediately after the seeds of the pakchoi in the experimental group are sowed, the application amount is 3 liters per square meter of planting area, and the liquid organic fertilizer is applied again after the seeds grow for 6 days, the application amount is 3 liters per square meter of planting area; the control group was not fertilized during this period, and the other cultivation and fertilization modes were dominated by local habits.
Application example 2
The difference from application example 1 is that the dilution factor of the liquid organic fertilizer in example 1 is 30 times.
Application example 3
The same as application example 1, except that the application amount was 6 liters per square meter of planting area.
Test example 2
Application example 1 after 25 days of Chinese cabbage sowing, 10 Chinese cabbages of an experimental group and 10 Chinese cabbages of a control group are randomly picked respectively, and the biological characters of the Chinese cabbages are analyzed. The growth of the pakchoi of the experimental group is shown in the following table 2, and the growth of the pakchoi of the control group is shown in the following table 3.
TABLE 2 growth of the pakchoi in the experimental group
Figure BDA0003380373080000071
TABLE 3 growth of pakchoi in the control group
Figure BDA0003380373080000072
Figure BDA0003380373080000081
As can be seen from the data in tables 2-3, the average single-plant weight of the pakchoi is increased by 48.78%, and the liquid organic fertilizer disclosed by the invention can promote the growth of the pakchoi.
Test example 3
Application example 1 after 25 days of Chinese cabbage sowing, the SOM (organic matter content) of the Chinese cabbage soil and rhizosphere microorganisms are subjected to relevant analysis, and the analysis results are shown in fig. 1-3 and table 1, wherein the Control in fig. 1-3 and table 1 represents the Control group in the application example 1, and the Fertilizer represents the experimental group in the application example 1.
TABLE 1 organic matter content of soil by different treatment modes
Treatment method SOM(100％)
Control 5.26
Fertilizer 5.39
As can be seen from the table 1 and the figure 1, the application of the liquid organic fertilizer improves the content of organic matters in soil, can improve the immobilization and energy-preserving capacity of soil nitrogen, and prevents leaching loss and volatilization loss of soil nitrogen fertilizer.
As can be seen from FIG. 2, the types of the microorganisms applied to the liquid organic fertilizer soil are 511 and the types of the microorganisms applied to the liquid organic fertilizer soil are 524, wherein the types of the microorganisms applied to the soil shared with the microorganisms not applied to the liquid organic fertilizer soil are 489 (overlapped area in the figure), and the liquid organic fertilizer of the present invention can increase the types of the microorganisms applied to the soil and contribute to the improvement of the activity of the soil.
According to the figure 3, the abundance of related functional microorganisms such as phosphate solubilizing bacteria Sphingomonas (Sphingomonas) is changed, the abundance of the phosphate solubilizing bacteria Sphingomonas (Sphingomonas) is increased after fertilization, the effective phosphorus content in soil can be improved, the soil fertility is increased, the plant growth is promoted, the continuous cropping obstacle of crops is relieved, RB41 is a dominant bacterium under poor nutrition of the soil, the abundance of the phosphate solubilizing bacteria is reduced after fertilization, and the liquid organic fertilizer has important effects on the aspects of improving the soil ecological environment and enhancing the soil bioactivity.
Application example 4
The method comprises the steps of adopting a pot planting mode, randomly sowing the coreopsis tinctoria, enabling the total number of particles of each pot (the height is 15cm, the diameter of the bottom of the pot is 13cm, and the diameter of the mouth of the pot is 19cm) to be 30-40, and randomly and evenly dividing the treatment into an experimental group and a control group.
The difference between the experimental group and the control group is that 20 times of diluent of the liquid organic fertilizer of the example 10 is sprayed once in a foliar fertilizer mode for 2 days after the emergence of seedlings of the boswellia japonica until flowers bloom. The application amount is 5mL per plant; the control group was not fertilized during this period, and other cultivation and fertilization patterns were routinely performed according to the growth characteristics of boswellia.
Application example 5
The difference from the application example 4 is that the dilution ratio of the liquid organic fertilizer in the example 10 is 30 times.
Application example 6
The same as in application example 4, except that the amount applied was 10 mL/strain.
Test example 4
After the application example 4 is sown for 40d and 60d respectively, the growth conditions and the flowering conditions of the experimental group and the control group are compared, and the detection results are shown in fig. 4-5.
As can be seen from the figures 4-5, the liquid organic fertilizer can promote the growth of coreopsis and promote the blooming of coreopsis.
The embodiments show that the liquid organic fertilizer provided by the invention is rich in nutrient substances, can improve the soil ecological environment, enhances the soil biological activity and can accelerate the growth of plants.
Although the present invention has been described in detail with reference to the above embodiments, it is only a part of the embodiments of the present invention, not all of the embodiments, and other embodiments can be obtained without inventive step according to the embodiments, and the embodiments are within the scope of the present invention.

Claims (10)

1. The liquid organic fertilizer is characterized in that the preparation raw materials comprise mushroom bran and water, and the mass volume ratio of the mushroom bran to the water is 1g:4 mL-1 g:6 mL.
2. The liquid organic fertilizer as claimed in claim 1, wherein the mushroom residue comprises hypsizygus marmoreus mushroom residue or black fungus mushroom residue.
3. The preparation method of the liquid organic fertilizer as claimed in claim 1 or 2, which is characterized by comprising the following steps:
and mixing the fungus chaff and water according to the mass-volume ratio, performing anaerobic fermentation, and separating to obtain supernatant, namely the liquid organic fertilizer.
4. The preparation method according to claim 3, wherein the anaerobic fermentation time is 21-28 days, and the fermentation temperature is 20-30 ℃.
5. The method according to claim 3 or 4, wherein the pH of the anaerobic fermentation is 6 to 8.
6. The application of the liquid organic fertilizer as defined in claim 1 or 2 or the liquid organic fertilizer obtained by the preparation method as defined in any one of claims 3-5 in plant growth.
7. Use according to claim 6, wherein the plant comprises a vegetable or a flower.
8. A method for promoting growth of pakchoi comprises the following steps: respectively applying the diluent of the liquid organic fertilizer as claimed in claim 1 or 2 on the day of sowing the pakchoi and 6-8 days after sowing the pakchoi, wherein the application amount of the diluent of the liquid organic fertilizer is 3-6L/m2。
9. A method of promoting the growth of boswellia comprising the steps of: after the cosmos is sowed, applying the diluent of the liquid organic fertilizer according to claim 1 or 2 every 2-4 days, wherein the application amount of the diluent of the liquid organic fertilizer is 5-10 mL/plant.
10. The method according to claim 8 or 9, wherein the dilution ratio of the diluent of the liquid organic fertilizer is 20-40 times.
CN202111432900.XA 2021-11-29 2021-11-29 Liquid organic fertilizer and preparation method and application thereof Pending CN114180996A (en)

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Citations (4)

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Publication number Priority date Publication date Assignee Title
CN102653479A (en) * 2011-03-01 2012-09-05 辽宁省农业科学院 Biological organic fertilizer prepared by using mushroom bran as raw material and preparation method thereof
CN105777272A (en) * 2016-03-31 2016-07-20 四川沃达丰生物科技有限公司 Waste substrate efficient organic fertilizer and preparation method thereof
CN107903092A (en) * 2017-12-04 2018-04-13 南京农业大学 A kind of method and application using mushroom bran discarded object production bio-feritlizer synergist
CN110845258A (en) * 2019-12-11 2020-02-28 吉林农业大学 Environment-friendly bio-organic fertilizer and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102653479A (en) * 2011-03-01 2012-09-05 辽宁省农业科学院 Biological organic fertilizer prepared by using mushroom bran as raw material and preparation method thereof
CN105777272A (en) * 2016-03-31 2016-07-20 四川沃达丰生物科技有限公司 Waste substrate efficient organic fertilizer and preparation method thereof
CN107903092A (en) * 2017-12-04 2018-04-13 南京农业大学 A kind of method and application using mushroom bran discarded object production bio-feritlizer synergist
CN110845258A (en) * 2019-12-11 2020-02-28 吉林农业大学 Environment-friendly bio-organic fertilizer and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YANG YUNLONG等: "Anaerobically fermented spent mushroom substrates improve nitrogen removal and lead (II) adsorption.", 《WATER SCIENCE AND TECHNOLOGY》 *

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