CN111533626A - Liquid fertilizer using vinasse, pond residue leachate or waste vegetable oil as substrate and preparation method thereof - Google Patents
Liquid fertilizer using vinasse, pond residue leachate or waste vegetable oil as substrate and preparation method thereof Download PDFInfo
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- CN111533626A CN111533626A CN202010426870.0A CN202010426870A CN111533626A CN 111533626 A CN111533626 A CN 111533626A CN 202010426870 A CN202010426870 A CN 202010426870A CN 111533626 A CN111533626 A CN 111533626A
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- fertilizer
- leachate
- vegetable oil
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- liquid fertilizer
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- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, 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
- C05B1/02—Superphosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
Abstract
The invention discloses a liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate and a preparation method thereof, belonging to the technical field of organic fertilizers and being prepared from the following raw materials in parts by weight: 35-50 parts of base solution, 6-10 parts of surfactant, 8-15 parts of organic fertilizer, 6-15 parts of chemical fertilizer, 0.2-0.6 part of beneficial biological bacteria and 20-40 parts of water. The liquid fertilizer has high fertilizer efficiency: the effective utilization rate of the traditional fertilizer is only about 27-33%, and the effective utilization rate of the liquid fertilizer is as high as 50-75%; compared with the common product, the fertilizer efficiency is higher, and the growth vigor of the contrast crops is higher. The absorption is quick: the traditional fertilizer is absorbed by the plants 2-3 days after application, and the product is rapidly absorbed by the plants within 2-3 hours.
Description
Technical Field
The invention relates to the technical field of organic fertilizers, in particular to a liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate and a preparation method thereof.
Background
Agricultural production requires soil to provide nutrients and a living environment for crop growth. The application of chemical fertilizers has played a key role in increasing agricultural income for many years. However, due to the long-term application of chemical fertilizers, the insufficient supply of organic fertilizers and the imbalance of the proportion of various nutrients, the ecological environment of farmlands, the physical and chemical properties of soil and the biological system of soil are damaged to different degrees, and the quality of agricultural products is influenced to a certain extent. Therefore, chemical fertilizer pollution becomes a public nuisance in the world, and the current situation of soil resources in China urgently needs to supplement soil organic matters through artificial measures so as to ensure the agricultural planting level and the quality of crop products. In ten countermeasures for protecting the ecological environment in China, the promotion of ecological agriculture is explicitly advocated, the ecological environment and farmland soil are protected, the production of pollution-free healthy food is promoted, and sufficient organic matters are ensured to return to the soil, so that the biological circulation in an ecological system is promoted, and the aims of maintaining and enhancing the soil fertility and the biological activity are fulfilled.
The biological organic fertilizer can prevent and treat diseases and insect pests, is nontoxic and harmless to human and livestock, and is a necessary production material for producing high-quality pollution-free agricultural products. The characteristics of the biological fertilizer make the biological organic pesticide fertilizer become the key point for the development of the current fertilizer production enterprises. At present, the treatment of vinasse, pond residues and kitchen waste is used as fertilizer, and the solid fertilizer is generally prepared and influences the absorption of crops on nutrients; and a part of the fertilizer is prepared into liquid fertilizer, so that partial precipitation of chemical fertilizer is easy to occur, and the fertilizer efficiency is influenced.
Disclosure of Invention
The invention provides a liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate and a preparation method thereof, and solves the problem that the existing liquid fertilizer taking vinasse, pond residue and kitchen waste leachate as the substrate is easy to precipitate.
In order to solve the technical problem, the technical scheme of the invention is realized as follows:
a liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate is prepared from the following raw materials in parts by weight: 35-50 parts of base solution, 6-10 parts of surfactant, 8-15 parts of organic fertilizer, 6-15 parts of chemical fertilizer, 0.2-0.6 part of beneficial biological bacteria and 20-40 parts of water.
Preferably, the base solution is waste vegetable oil, specifically one or more of waste rapeseed oil, soybean oil, castor oil and peanut oil used in kitchens or food factories. The pretreatment of the waste vegetable oil comprises the following steps: adding 5% of precipitation adsorbent into the waste vegetable oil, stirring uniformly by pulse, layering by natural precipitation, and filtering and storing the upper oil liquid as a raw material by a filter bag; the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into loess, ultrasonically oscillating for 60-80min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon; the weight ratio of the argil to the fine sand to the activated carbon is (2-4): (1-3): 1.
wherein, preferably, the substrate liquid is vinasse leachate or pond residue leachate.
Preferably, the organic fertilizer is one or more of human urine leachate, manure leachate, compost leachate, retting leachate and biogas manure leachate.
Preferably, the chemical fertilizer is a nitrogen fertilizer, a phosphate fertilizer, a potassium fertilizer or a compound fertilizer containing more than two of three nutrient elements of nitrogen, phosphorus and potassium.
Wherein, preferably, the beneficial biological bacteria are one or more of nitrogen-fixing rhizobium, potassium bacteria and phosphorus bacteria.
Wherein, the nitrogen-fixing rhizobia, the potassium bacteria and the phosphorus bacteria are preferably 0.5 to 1.2 hundred million per gram of bacteria.
A preparation method of liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate comprises the following steps:
(1) weighing the base solution, the surfactant, the organic fertilizer and the beneficial biological bacteria according to the proportion, adding the mixture into a plastic tank, uniformly stirring, and sealing the tank for medium-temperature fermentation for seven days;
(2) adding chemical fertilizer and water into the tank according to the proportion, uniformly stirring, filtering and filling to obtain the fertilizer.
Wherein, preferably, the temperature of the medium-temperature fermentation is controlled to be 25-35 ℃.
When in use, the liquid fertilizer is diluted by water according to the proportion of 1:10-20 and is directly sprayed to the leaf surfaces or roots of plants. The product is mainly used for fertilizing crops or forests.
The invention has the beneficial effects that:
1. the fertilizer efficiency is high: the effective utilization rate of the traditional fertilizer is only about 27-33%, and the effective utilization rate of the liquid fertilizer is as high as 50-75%; compared with the common product, the fertilizer efficiency is higher, and the growth vigor of the contrast crops is higher.
2. The absorption is quick: the traditional fertilizer is absorbed by the plants 2-3 days after application, and the product is rapidly absorbed by the plants within 2-3 hours.
3. The invention takes the waste plant liquid as the base liquid, and the viscosity is higher than that of water, so that more fertilizers can be borne; and the surfactant is added for fermentation, so that the problem that the existing liquid fertilizer is easy to precipitate is effectively solved.
4. The product is economical and practical, and is a stock solution, and is added with water at a ratio of 1:10-20 for use.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment provides a liquid fertilizer using waste vegetable oil as a substrate, which is prepared from the following raw materials in parts by weight: 45 parts of kitchen waste rapeseed oil, 8 parts of surfactant, 12 parts of human urine leachate, 10 parts of chemical fertilizer, 0.4 part of beneficial biological bacteria and 30 parts of water.
Wherein the chemical fertilizer comprises the following components in parts by weight: 2: 3 urea, monoammonium phosphate and monopotassium phosphate.
Wherein the beneficial biological bacteria are nitrogen-fixing rhizobia, and each gram of the beneficial biological bacteria contains 1.0 hundred million of bacteria.
The surfactant is MOA-3.
The preparation method of the liquid fertilizer taking the waste vegetable oil as the base comprises the following steps:
(1) pretreatment of kitchen waste rapeseed oil: the pretreatment of the waste vegetable oil comprises the following steps: adding 5% of precipitation adsorbent into the waste vegetable oil, stirring uniformly by pulse, layering by natural precipitation, and filtering and storing the upper oil liquid as a raw material by a filter bag; the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into argil, ultrasonically oscillating for 70min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon; the weight ratio of the argil to the fine sand to the activated carbon is 3: 2: 1.
(2) weighing kitchen waste rapeseed oil, human urine leachate, surfactant and beneficial biological bacteria according to a ratio, adding into a plastic tank, stirring uniformly, sealing the tank, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation temperature is controlled at 25-35 ℃;
(3) adding chemical fertilizer and water into the tank according to the proportion, uniformly stirring, filtering and filling to obtain the fertilizer.
Example 2
The embodiment provides a liquid fertilizer using waste vegetable oil as a substrate, which is prepared from the following raw materials in parts by weight: 35 parts of kitchen waste soybean oil, 10 parts of surfactant, 8 parts of manure leachate, 15 parts of chemical fertilizer, 0.2 part of beneficial biological bacteria and 40 parts of water.
Wherein the chemical fertilizer consists of 5 parts of urea, 2 parts of monoammonium phosphate and 3 parts of monopotassium phosphate.
Wherein the beneficial biological bacteria are potassium bacteria, and each gram of the beneficial biological bacteria contains 0.5 hundred million bacteria.
The surfactant is MOA-7.
The preparation method of the liquid fertilizer taking the waste vegetable oil as the base comprises the following steps:
(1) the pretreatment of the soybean oil used for kitchen comprises the following steps: adding 5% of precipitation adsorbent into the waste soybean oil, stirring uniformly by pulse, layering by natural precipitation, and filtering and storing the upper oil liquid as a raw material by a filter bag; the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into argil, ultrasonically oscillating for 60min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon; the weight ratio of the argil to the fine sand to the activated carbon is 2: 3: 1.
(2) weighing the soybean oil, the manure leachate, the surfactant and the beneficial biological bacteria which are used for the kitchen waste according to the proportion, adding the soybean oil, the manure leachate, the surfactant and the beneficial biological bacteria into a plastic tank body, uniformly stirring, sealing the tank body, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation is controlled at 25-35 ℃;
(3) adding chemical fertilizer and water according to a ratio, adding into the tank, stirring uniformly, filtering, and filling to obtain the fertilizer.
Example 3
The embodiment provides a liquid fertilizer using waste vegetable oil as a substrate, which is prepared from the following raw materials in parts by weight: 50 parts of waste castor oil for food factories, 6 parts of surfactant, 15 parts of compost leachate, 6 parts of chemical fertilizer, 0.6 part of beneficial biological bacteria and 20 parts of water.
Wherein the chemical fertilizer consists of the following components in percentage by weight of 5: 2: 3 ammonium chloride, calcium superphosphate and potassium chloride.
Wherein the beneficial biological bacteria are phosphate solubilizing bacteria, and each gram of the phosphate bacteria contains 0.8 hundred million of bacteria.
The surfactant is TX-7.
The preparation method of the liquid fertilizer taking the waste vegetable oil as the base comprises the following steps:
(1) the pretreatment of the kitchen waste castor oil comprises the following steps: adding 5% of precipitation adsorbent into waste castor oil, stirring uniformly by pulse, naturally precipitating and layering, and extracting upper oil liquid, filtering by a filter bag and storing as a raw material; the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into loess, ultrasonically oscillating for 60-80min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon; the weight ratio of the argil to the fine sand to the activated carbon is 4: 1: 1.
(2) weighing waste castor oil for food factories, compost leachate, surfactant and beneficial biological bacteria according to a ratio, adding into a plastic tank, uniformly stirring, sealing the tank, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation temperature is controlled at 25-35 ℃;
(3) adding chemical fertilizer and water according to a ratio, adding into the tank, stirring uniformly, filtering, and filling to obtain the fertilizer.
Example 4
The embodiment provides a liquid fertilizer using waste vegetable oil as a substrate, which is prepared from the following raw materials in parts by weight: 38 parts of waste peanut oil for food factories, 9 parts of surfactant, 9 parts of retting fertilizer leaching solution, 12 parts of chemical fertilizer, 0.3 part of beneficial biological bacteria and 35 parts of water.
Wherein the chemical fertilizer consists of the following components in percentage by weight of 5: 2: 3 ammonium chloride, calcium superphosphate and potassium chloride.
Wherein the beneficial biological bacteria are prepared from the following raw materials in a weight ratio of 1: 2, the nitrogen-fixing rhizobia and the potassium-dissolving bacteria contain 0.8 hundred million of nitrogen-fixing rhizobia per gram of bacteria and 0.9 hundred million of potassium-dissolving bacteria per gram of bacteria.
The surfactant is NP-10.
The preparation method of the liquid fertilizer taking the waste vegetable oil as the base comprises the following steps:
(1) the pretreatment of the waste peanut oil for kitchens comprises the following steps: adding 5% of precipitation adsorbent into the waste peanut oil, stirring uniformly by pulse, layering by natural precipitation, and filtering and storing the upper oil liquid as a raw material by a filter bag; the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into loess, ultrasonically oscillating for 60-80min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon; the weight ratio of the argil to the fine sand to the activated carbon is (2-4): (1-3): 1.
(1) weighing waste peanut oil, retting fertilizer leachate, surfactant and beneficial biological bacteria used in food factories according to a ratio, adding the waste peanut oil, the retting fertilizer leachate, the surfactant and the beneficial biological bacteria into a plastic tank, uniformly stirring, sealing the tank, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation is controlled at 25-35 ℃;
(2) adding chemical fertilizer and water according to a ratio, adding into the tank, stirring uniformly, filtering, and filling to obtain the fertilizer.
Example 5
The embodiment provides a liquid fertilizer taking vinasse effluent liquid as a substrate, which is prepared from the following raw materials in parts by weight: 45 parts of vinasse leachate, 7 parts of surfactant, 14 parts of biogas fertilizer leachate, 8 parts of chemical fertilizer, 0.5 part of beneficial biological bacteria and 25 parts of water.
Wherein the chemical fertilizer comprises the following components in parts by weight: 2: 3 urea, monoammonium phosphate and monopotassium phosphate.
Wherein the beneficial biological bacteria are nitrogen-fixing rhizobia, and each gram of the nitrogen-fixing rhizobia contains 0.8 hundred million of bacteria.
The surfactant is OP-9.
The preparation method of the liquid fertilizer taking the vinasse leaching solution as the base comprises the following steps:
(1) weighing the vinasse leachate, the biogas fertilizer leachate, the surfactant and the beneficial biological bacteria according to the proportion, adding the mixture into a plastic tank, uniformly stirring, sealing the tank, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation temperature is controlled to be 25-35 ℃;
(2) adding chemical fertilizer and water according to a ratio, adding into the tank, stirring uniformly, filtering, and filling to obtain the fertilizer.
Example 6
The embodiment provides a liquid fertilizer taking pond residue leachate as a substrate, which is prepared from the following raw materials in parts by weight: 40 parts of pond residue leachate, 8 parts of surfactant, 12 parts of human urine leachate, 8 parts of chemical fertilizer, 0.5 part of beneficial biological bacteria and 25 parts of water.
Wherein the chemical fertilizer comprises the following components in parts by weight: 3: 3 urea, monoammonium phosphate and monopotassium phosphate.
Wherein the beneficial biological bacteria are potassium bacteria. The potassium bacteria contain 0.5 hundred million bacteria.
The weight ratio of the surfactant is 1: 2 MOA-3 and MOA-7.
The preparation method of the liquid fertilizer taking the pond residue leachate as the substrate comprises the following steps:
(1) weighing pond residue leachate, human urine leachate, surfactant and beneficial biological bacteria according to a ratio, adding into a plastic tank, stirring uniformly, sealing the tank, and performing medium-temperature fermentation for seven days, wherein the medium-temperature fermentation temperature is controlled to be 25-35 ℃;
(2) adding organic fertilizer, chemical fertilizer and water according to a ratio, adding into a tank, stirring uniformly, filtering, and filling to obtain the fertilizer.
Application example
(1) Application example of liquid fertilizer in lettuce planting
When the liquid fertilizer is used, the liquid fertilizer is diluted by water according to the proportion of 1:15, is sprayed on the leaf surfaces at the middle growth stage once, and is sprayed on the leaf surfaces at the later growth stage twice, so that the yield of the produced lettuce is improved, the yield is improved by 16% compared with a control (the control is a fertilizing mode of obtaining a compound fertilizer), and the quality of the lettuce is also obviously improved.
(2) Application example of liquid fertilizer in planting of pakchoi
3000kg/hm of organic fertilizer is applied2On the basis of serving as a base fertilizer, after the Chinese cabbage seedlings are transplanted, top dressing is carried out for 1 time every 7d, and the top dressing amount is respectively 15%, 20%, 30% and 35% of the total weight of the top dressing by counting N for each time; when in use, the fertilizer is diluted by water according to the proportion of 1:15 and then is sprayed on the leaves. The result shows that compared with the control (taking compound fertilizer as base fertilizer and urea as additional fertilizer), the liquid fertilizer can promote the growth of lettuce to a certain extent and improve the growth speed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate is characterized by being prepared from the following raw materials in parts by weight: 35-50 parts of base solution, 6-10 parts of surfactant, 8-15 parts of organic fertilizer, 6-15 parts of chemical fertilizer, 0.2-0.6 part of beneficial biological bacteria and 20-40 parts of water.
2. The liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 1, wherein the liquid fertilizer comprises: the base solution is waste vegetable oil, and the waste vegetable oil is one or more of waste rapeseed oil, soybean oil, castor oil and peanut oil used in kitchens or food factories.
3. The liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 2, wherein the liquid fertilizer comprises: the pretreatment of the waste vegetable oil comprises the following steps: adding 5% of precipitation adsorbent into the waste vegetable oil, stirring uniformly by pulse, layering by natural precipitation, and filtering and storing the upper oil liquid as a raw material by a filter bag;
the precipitation adsorbent is prepared by the following preparation method: adding 10% hydrochloric acid solution into loess, ultrasonically oscillating for 60-80min, centrifuging, collecting precipitate, drying under reduced pressure, and mixing with fine sand and active carbon;
the weight ratio of the argil to the fine sand to the activated carbon is (2-4): (1-3): 1.
4. the liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 1, wherein the liquid fertilizer comprises: the substrate liquid is vinasse leachate or pond residue leachate.
5. The liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 1, wherein the liquid fertilizer comprises: the organic fertilizer is one or more of human urine leachate, stable manure leachate, compost leachate, retting fertilizer leachate and biogas fertilizer leachate.
6. The liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 1, wherein the liquid fertilizer comprises: the chemical fertilizer is nitrogen fertilizer, phosphate fertilizer, potassium fertilizer or composite fertilizer containing more than two of three nutrient elements of nitrogen, phosphorus and potassium.
7. The liquid fertilizer based on vinasse, pond residues leachate or waste vegetable oil as claimed in claim 1, wherein the liquid fertilizer comprises: the beneficial biological bacteria are one or more of nitrogen-fixing rhizobia, potassium bacteria and phosphorus bacteria.
8. The liquid fertilizer based on distiller's grains, pond residues leachate or waste vegetable oil as claimed in claim 7, wherein: the content of the nitrogen-fixing rhizobia, the potassium bacteria and the phosphorus bacteria is 0.5-1.2 hundred million per gram.
9. A preparation method of liquid fertilizer taking vinasse, pond residue leachate or waste vegetable oil as a substrate is characterized by comprising the following steps:
(1) weighing the base solution, the surfactant, the organic fertilizer and the beneficial biological bacteria according to the proportion, adding the mixture into a plastic tank, uniformly stirring, and sealing the tank for medium-temperature fermentation for seven days;
(2) adding chemical fertilizer and water into the tank according to the proportion, uniformly stirring, filtering and filling to obtain the fertilizer.
10. The method for preparing liquid fertilizer based on distiller's grains, pond residues leachate or waste vegetable oil according to claim 9, wherein the method comprises the following steps: the medium temperature fermentation is controlled at 25-35 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426870.0A CN111533626A (en) | 2020-05-19 | 2020-05-19 | Liquid fertilizer using vinasse, pond residue leachate or waste vegetable oil as substrate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426870.0A CN111533626A (en) | 2020-05-19 | 2020-05-19 | Liquid fertilizer using vinasse, pond residue leachate or waste vegetable oil as substrate and preparation method thereof |
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| CN111533626A true CN111533626A (en) | 2020-08-14 |
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| CN202010426870.0A Pending CN111533626A (en) | 2020-05-19 | 2020-05-19 | Liquid fertilizer using vinasse, pond residue leachate or waste vegetable oil as substrate and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037369A (en) * | 2007-02-12 | 2007-09-19 | 山东省农业科学院土壤肥料研究所 | Whole-nutrition biological flushing and spreading fertilizer and preparation method thereof |
| CN103242104A (en) * | 2013-05-22 | 2013-08-14 | 徐应先 | Plant liquid fertilizer |
| CN105523861A (en) * | 2016-02-25 | 2016-04-27 | 中节能绿碳环保有限公司 | Suspension-type vinasse fermented liquid fertilizer and preparation method thereof |
-
2020
- 2020-05-19 CN CN202010426870.0A patent/CN111533626A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037369A (en) * | 2007-02-12 | 2007-09-19 | 山东省农业科学院土壤肥料研究所 | Whole-nutrition biological flushing and spreading fertilizer and preparation method thereof |
| CN103242104A (en) * | 2013-05-22 | 2013-08-14 | 徐应先 | Plant liquid fertilizer |
| CN105523861A (en) * | 2016-02-25 | 2016-04-27 | 中节能绿碳环保有限公司 | Suspension-type vinasse fermented liquid fertilizer and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 刘程 等: "《表面活性剂性质理论与应用》", 30 June 2003, 北京工业大学出版社 * |
| 秦文 等: "《农产品加工工艺学》", 31 July 2019, 中国轻工业出版 * |
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