Sheep manure bio-organic fertilizer and preparation method thereof

Abstract

The invention relates to the technical field of biological fertilizers. The invention provides a sheep manure bio-organic fertilizer and a preparation method thereof. The sheep manure bio-organic fertilizer is prepared from the following raw materials in parts by weight: 40-60 parts of sheep manure, 10-14 parts of mushroom dregs, 16-20 parts of rotten vegetable leaves, 2-4 parts of zeolite, 8-12 parts of lignite and 0.5-1.5 parts of a complex microbial inoculant. According to the sheep manure bio-organic fertilizer, environmental pollution caused by waste such as sheep manure and rotten vegetable leaves is avoided, agriculture and animal husbandry waste resources such as sheep manure, mushroom dregs and rotten vegetable leaves are fully utilized, and the prepared organic fertilizer is high in fertility, lasting in fertilizer efficiency and rich in various nutrient elements necessary for plants.

Description

Technical Field

[0001] The invention relates to the technical field of biological fertilizers, and in particular to a sheep dung biological organic fertilizer and a preparation method thereof. Background Art

[0002] With the intensive and large-scale sheep breeding industry, sheep farms will produce a large amount of sheep manure during operation. If it is not effectively treated in time, it will not only produce harmful substances such as sulfur compounds, nitrogen compounds and hydrocarbons, but also lead to the breeding of various parasites and pathogenic microorganisms, causing pollution to the surrounding environment and posing a certain threat to the health of humans and animals.

[0003] Sheep manure contains a large number of essential nutrients for plants: nitrogen, phosphorus, potassium, medium elements: sulfur, calcium, magnesium and trace elements: iron, manganese, zinc, molybdenum, boron, etc. It has complete nutrients and contains a certain amount of vitamins, hormones, enzymes, growth hormones, folic acid, etc. In addition to promoting plant growth, it can also significantly improve plant resistance to stress and enhance disease and insect resistance. How to reasonably use this large amount of sheep manure. Summary of the invention

[0004] The invention aims to provide a sheep dung bio-organic fertilizer and a preparation method thereof, which fully utilizes agricultural and animal husbandry waste resources such as sheep dung, fungus residue, and tail vegetables.

[0005] In order to achieve the above-mentioned object of the invention, the present invention provides the following technical solutions:

[0006] The invention provides a sheep manure bio-organic fertilizer, which is prepared from the following raw materials in parts by weight: 40-60 parts of sheep manure, 10-14 parts of fungus residue, 16-20 parts of tail vegetables, 2-4 parts of zeolite, 8-12 parts of lignite and 0.5-1.5 parts of composite bacterial agent.

[0007] Preferably, the mushroom residue is Pleurotus ostreatus mushroom residue.

[0008] Preferably, the composite bacterial agent consists of saccharomyces cerevisiae powder and Aspergillus niger powder, and the mass ratio of the saccharomyces cerevisiae powder to the Aspergillus niger powder is 2.5-3.5:0.8-1.2.

[0009] Preferably, the effective viable bacteria count of Saccharomyces cerevisiae in the Saccharomyces cerevisiae powder is 3 to 5×10 9 cfu / g.

[0010] Preferably, the effective viable bacteria count of Aspergillus niger in the Aspergillus niger powder is 4.5 to 5.5×10 9 cfu / g.

[0011] The present invention also provides a method for preparing the sheep manure bio-organic fertilizer, comprising the following steps:

[0012] (1) drying and crushing sheep manure, mushroom residue and tail vegetables to obtain a mixed material 1;

[0013] (2) crushing lignite and zeolite, mixing with mixture 1 and the composite bacterial agent, and adjusting the water content to obtain mixture 2;

[0014] (3) subjecting the mixed material 2 to high temperature fermentation to obtain a fermented material;

[0015] (4) subjecting the fermented material to low-temperature aging to obtain the sheep manure bio-organic fertilizer.

[0016] Preferably, the drying temperature in step (1) is 65-75° C., the moisture content after drying is 15-25%, and the particle size of the crushed mixture 1 is 1-10 mm.

[0017] Preferably, the particle size of the pulverized lignite and zeolite in step (2) is 1 to 5 mm, and the water content of the mixture 2 is 65 to 70%.

[0018] Preferably, the method of high temperature fermentation in step (3) is: the mixture 2 is piled into a strip pile with a bottom width of 2 to 2.4 meters and a height of 1.2 to 1.4 meters for fermentation, and the center temperature of the strip pile is controlled at 63 to 67°C during the fermentation process, and the pile is turned every 60 to 72 hours until the water content of the mixture 2 drops to 40 to 45%.

[0019] Preferably, the low-temperature aging method in step (4) is: adjusting the thickness of the fermented material to 20-30 cm for drying, maintaining the temperature of the fermented material at 30-34°C for low-temperature fermentation until the water content of the fermented material drops to 25-30%.

[0020] The present invention provides a sheep manure bio-organic fertilizer and a preparation method thereof. The sheep manure bio-organic fertilizer is prepared from the following raw materials in parts by weight: 40 to 60 parts of sheep manure, 10 to 14 parts of fungus residue, 16 to 20 parts of tail vegetables, 2 to 4 parts of zeolite, 8 to 12 parts of lignite, and 0.5 to 1.5 parts of composite bacterial agent. The sheep manure bio-organic fertilizer of the present invention avoids the pollution of wastes such as sheep manure and tail vegetables to the environment, makes full use of agricultural and animal husbandry waste resources such as sheep manure, fungus residue, and tail vegetables, and the prepared organic fertilizer has strong fertility, lasting fertilizer effect, and is rich in various nutrient elements necessary for plants. DETAILED DESCRIPTION

[0021] The invention provides a sheep manure bio-organic fertilizer, which is prepared from the following raw materials in parts by weight: 40-60 parts of sheep manure, 10-14 parts of fungus residue, 16-20 parts of tail vegetables, 2-4 parts of zeolite, 8-12 parts of lignite and 0.5-1.5 parts of composite bacterial agent.

[0022] In the present invention, the number of portions of the sheep manure is preferably 45 to 55 portions, and more preferably 50 portions.

[0023] In the present invention, the number of portions of the mushroom residue is preferably 11 to 13 portions, and more preferably 12 portions.

[0024] In the present invention, the number of portions of the tail dish is preferably 17 to 19 portions, and more preferably 18 portions.

[0025] In the present invention, the amount of the zeolite is preferably 2.5 to 3.5 parts, more preferably 3 parts.

[0026] In the present invention, the amount of lignite is preferably 9 to 11 parts, more preferably 10 parts.

[0027] In the present invention, the amount of the composite bacterial agent is preferably 0.8 to 1.2 parts, more preferably 1 part.

[0028] In the present invention, the mushroom residue is preferably Pleurotus ostreatus mushroom residue.

[0029] In the present invention, the composite bacterial agent is preferably composed of saccharomyces cerevisiae powder and Aspergillus niger powder, and the mass ratio of the saccharomyces cerevisiae powder to the Aspergillus niger powder is preferably 2.5-3.5:0.8-1.2, and more preferably 3:1.

[0030] In the present invention, the effective viable bacteria count of Saccharomyces cerevisiae in the Saccharomyces cerevisiae powder is preferably 3 to 5×10 9 cfu / g, more preferably 4×10 9 cfu / g.

[0031] In the present invention, the effective viable bacteria count of Aspergillus niger in the Aspergillus niger powder is preferably 4.5 to 5.5×10 9 cfu / g, more preferably 5×10 9 cfu / g.

[0032] The present invention also provides a method for preparing the sheep manure bio-organic fertilizer, comprising the following steps:

[0033] (1) drying and crushing sheep manure, mushroom residue and tail vegetables to obtain a mixed material 1;

[0034] (2) crushing lignite and zeolite, mixing with mixture 1 and the composite bacterial agent, and adjusting the water content to obtain mixture 2;

[0035] (3) subjecting the mixed material 2 to high temperature fermentation to obtain a fermented material;

[0036] (4) subjecting the fermented material to low-temperature aging to obtain the sheep manure bio-organic fertilizer.

[0037] In the present invention, the drying temperature in step (1) is preferably 65-75°C, more preferably 70°C, the moisture content after drying is preferably 15-25%, more preferably 20%, and the particle size of the crushed mixture 1 is preferably 1-10 mm, more preferably 5 mm.

[0038] In the present invention, the particle size of the pulverized lignite and zeolite in step (2) is preferably 1-5 mm, more preferably 3 mm, and the water content of the mixture 2 is preferably 65-70%, more preferably 67-68%.

[0039] In the present invention, the method of high temperature fermentation in step (3) is preferably: the mixture 2 is piled into a strip pile with a bottom width of 2 to 2.4 meters and a height of 1.2 to 1.4 meters for fermentation, the center temperature of the strip pile is controlled at 63 to 67°C during the fermentation process, and the pile is turned over every 60 to 72 hours until the water content of the mixture 2 is reduced to 40 to 45%. It is further preferred that the mixture 2 is piled into a strip pile with a bottom width of 2.2 meters and a height of 1.3 meters for fermentation, the center temperature of the strip pile is controlled at 65°C during the fermentation process, and the pile is turned over every 66 hours until the water content of the mixture 2 is reduced to 42 to 43%.

[0040] In the present invention, the low-temperature aging method in step (4) is preferably: the thickness of the fermented material is adjusted to 20-30 cm for airing, and the temperature of the fermented material is maintained at 30-34°C for low-temperature fermentation until the water content of the fermented material drops to 25-30%. It is further preferred that the thickness of the fermented material is adjusted to 25 cm for airing, and the temperature of the fermented material is maintained at 32°C for low-temperature fermentation until the water content of the fermented material drops to 25-30%.

[0041] The technical solutions provided by the present invention are described in detail below in conjunction with the embodiments, but they should not be construed as limiting the protection scope of the present invention.

[0042] Example 1

[0043] A kind of preparation method of sheep dung biological organic fertilizer

[0044] (1) mixing saccharomyces cerevisiae powder and Aspergillus niger powder in a mass ratio of 3.5 parts of saccharomyces cerevisiae powder and 0.8 parts of Aspergillus niger powder to obtain a composite bacterial agent;

[0045] (2) weighing raw materials according to the mass ratio of 40 parts of sheep manure, 10 parts of oyster mushroom residue, 20 parts of tail vegetables, 4 parts of zeolite, 8 parts of lignite, and 0.5 parts of composite bacterial agent for use;

[0046] (3) drying the sheep manure, oyster mushroom residue and tail vegetables at 65° C. to a moisture content of 25% for subsequent crushing and mixing, then crushing the sheep manure, oyster mushroom residue and tail vegetables to obtain a dry material with a particle size of 1 mm, and mixing to obtain a mixture 1;

[0047] (4) crushing lignite and zeolite to a particle size of 5 mm, and then mixing with mixed material 1 and the composite bacterial agent, and adjusting the water content of the materials to 70% to obtain mixed material 2;

[0048] (5) Mixture 2 was piled into a strip pile with a bottom width of 2 meters and a height of 1.2 meters for fermentation. During the fermentation process, the center temperature of the strip pile was controlled at 63° C. The pile was turned over every 72 hours until the water content of mixture 2 dropped to 40%, thereby obtaining a fermented material;

[0049] (6) The thickness of the fermented material is adjusted to 20 cm for airing, and the temperature of the fermented material is maintained at 30° C. for low-temperature fermentation until the water content of the fermented material drops to 25%, thereby obtaining sheep manure bio-organic fertilizer.

[0050] Note: The effective viable bacteria count of Saccharomyces cerevisiae in the Saccharomyces cerevisiae powder of this example is 3×10 9 cfu / g; the effective viable count of Aspergillus niger in Aspergillus niger powder is 5.5×10 9 cfu / g.

[0051] Example 2

[0052] A kind of preparation method of sheep dung biological organic fertilizer

[0053] (1) mixing saccharomyces cerevisiae powder and Aspergillus niger powder in a mass ratio of 2.5 parts of saccharomyces cerevisiae powder and 1.2 parts of Aspergillus niger powder to obtain a composite bacterial agent;

[0054] (2) weighing raw materials according to the mass ratio of 60 parts of sheep manure, 14 parts of oyster mushroom residue, 16 parts of tail vegetables, 2 parts of zeolite, 12 parts of lignite, and 1.5 parts of composite bacterial agent for use;

[0055] (3) drying the sheep manure, oyster mushroom residue and tail vegetables at 75° C. to a moisture content of 15% for subsequent crushing and mixing, then crushing the sheep manure, oyster mushroom residue and tail vegetables to obtain a dry material with a particle size of 10 mm, and mixing to obtain a mixture 1;

[0056] (4) crushing lignite and zeolite into a particle size of 1 mm, and then mixing with mixed material 1 and the composite bacterial agent, and adjusting the water content of the materials to 65% to obtain mixed material 2;

[0057] (5) Mixture 2 was piled into a strip pile with a bottom width of 2.4 meters and a height of 1.4 meters for fermentation. During the fermentation process, the center temperature of the strip pile was controlled at 67° C. The pile was turned over every 60 hours until the water content of mixture 2 dropped to 45%, thereby obtaining a fermented material;

[0058] (6) The thickness of the fermented material is adjusted to 30 cm for airing, and the temperature of the fermented material is maintained at 34° C. for low-temperature fermentation until the water content of the fermented material drops to 30%, thereby obtaining sheep manure bio-organic fertilizer.

[0059] Note: The effective viable bacteria count of Saccharomyces cerevisiae in the Saccharomyces cerevisiae powder of this example is 5×10 9 cfu / g; the effective viable count of Aspergillus niger in Aspergillus niger powder is 4.5×10 9 cfu / g.

[0060] Example 3

[0061] A kind of preparation method of sheep dung biological organic fertilizer

[0062] (1) mixing saccharomyces cerevisiae powder and Aspergillus niger powder in a mass ratio of 3 parts saccharomyces cerevisiae powder to 1 part Aspergillus niger powder to obtain a composite bacterial agent;

[0063] (2) weighing raw materials according to the mass ratio of 50 parts of sheep manure, 12 parts of oyster mushroom residue, 18 parts of tail vegetables, 3 parts of zeolite, 10 parts of lignite, and 1 part of composite bacterial agent for use;

[0064] (3) drying the sheep manure, oyster mushroom residue and tail vegetables at 70° C. to a moisture content of 20% for subsequent crushing and mixing, then crushing the sheep manure, oyster mushroom residue and tail vegetables to obtain a dry material with a particle size of 5 mm, and mixing to obtain a mixture 1;

[0065] (4) crushing lignite and zeolite to a particle size of 3 mm, and then mixing with mixed material 1 and the composite bacterial agent, and adjusting the water content of the materials to 67% to obtain mixed material 2;

[0066] (5) Mixture 2 was piled into a strip pile with a bottom width of 2.2 meters and a height of 1.3 meters for fermentation. During the fermentation process, the center temperature of the strip pile was controlled at 65° C. The pile was turned every 66 hours until the water content of mixture 2 dropped to 43%, thereby obtaining a fermented material;

[0067] (6) The thickness of the fermented material is adjusted to 25 cm for airing, and the temperature of the fermented material is maintained at 32° C. for low-temperature fermentation until the water content of the fermented material drops to 28%, thereby obtaining sheep manure bio-organic fertilizer.

[0068] Note: The effective viable bacteria count of Saccharomyces cerevisiae in the Saccharomyces cerevisiae powder of this example is 4×10 9 cfu / g; the effective viable count of Aspergillus niger in Aspergillus niger powder is 5×10 9 cfu / g.

[0069] Test Example 1 Safety Test

[0070] The sheep manure bio-organic fertilizers prepared in Examples 1 to 3 were tested for common bacteria, viruses and parasites, and the results showed that no common bacteria, viruses and parasites such as Salmonella, Escherichia coli and Ascaris eggs were detected in the organic fertilizers prepared in Examples 1 to 3. It can be seen that the sheep manure bio-organic fertilizer prepared in the present invention has good safety.

[0071] Test Example 2

[0072] The sheep manure bio-organic fertilizer prepared in Examples 1 to 3 was tested for moisture, effective viable count, pH value, and organic matter content according to the "Agricultural Industry Standard of the People's Republic of China (NY884-2012)".

[0073] The results show that the mass fraction of water in the organic fertilizer prepared in the present application is 20.8-21.9%, the effective viable bacteria count is 35-37 million cfu / g, the pH value is 6.73-6.76, and the organic matter content is 63.6-65.1%.

[0074] As can be seen from the above embodiments, the present invention provides a sheep manure bio-organic fertilizer and a preparation method thereof, wherein the sheep manure bio-organic fertilizer is prepared from the following raw materials in parts by weight: 40 to 60 parts of sheep manure, 10 to 14 parts of fungus residue, 16 to 20 parts of tail vegetables, 2 to 4 parts of zeolite, 8 to 12 parts of lignite, and 0.5 to 1.5 parts of composite bacterial agent. The sheep manure bio-organic fertilizer of the present invention avoids the pollution of wastes such as sheep manure and tail vegetables to the environment, makes full use of agricultural and animal husbandry waste resources such as sheep manure, fungus residue, and tail vegetables, and the prepared organic fertilizer has strong fertility, lasting fertilizer effect, and is rich in various nutrient elements necessary for plants.

[0075] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A sheep dung biological organic fertilizer, characterized in that: The invention is prepared from the following raw materials in parts by weight: 40-60 parts of sheep manure, 10-14 parts of fungus residue, 16-20 parts of tail vegetables, 2-4 parts of zeolite, 8-12 parts of lignite and 0.5-1.5 parts of composite bacterial agent.

2. The sheep manure bio-organic fertilizer according to claim 1, characterized in that: The mushroom residue is Pleurotus ostreatus mushroom residue.

3. The sheep manure bio-organic fertilizer according to claim 1 or 2, characterized in that: The composite bacterial agent consists of brewer's yeast powder and niger Aspergillus powder, and the mass ratio of the brewer's yeast powder to the niger Aspergillus powder is 2.5-3.5:0.8-1.

2.

4. The sheep manure bio-organic fertilizer according to claim 3, characterized in that: The effective live bacteria count of the brewer's yeast in the brewer's yeast powder is 3 to 5×10 9 cfu / g.

5. The sheep manure bio-organic fertilizer according to claim 4, characterized in that: The effective viable bacteria count of Aspergillus niger in the Aspergillus niger powder is 4.5 to 5.5×10 9 cfu / g.

6. The method for preparing the sheep manure bio-organic fertilizer according to any one of claims 1 to 5, characterized in that: The steps include: (1) drying and crushing sheep manure, mushroom residue and tail vegetables to obtain a mixed material 1; (2) crushing lignite and zeolite, mixing with mixture 1 and the composite bacterial agent, and adjusting the water content to obtain mixture 2; (3) subjecting the mixed material 2 to high temperature fermentation to obtain a fermented material; (4) subjecting the fermented material to low-temperature aging to obtain the sheep manure bio-organic fertilizer.

7. The preparation method according to claim 6, characterized in that: The drying temperature in step (1) is 65-75° C., the moisture content after drying is 15-25%, and the particle size of the mixed material 1 after pulverization is 1-10 mm.

8. The preparation method according to claim 7, characterized in that: The particle size of the brown coal and zeolite after crushing in step (2) is 1 to 5 mm, and the water content of the mixture 2 is 65 to 70%.

9. The preparation method according to any one of claims 6 to 8, characterized in that: The method of high temperature fermentation in step (3) is as follows: the mixed material 2 is piled into a strip pile with a bottom width of 2 to 2.4 meters and a height of 1.2 to 1.4 meters for fermentation. During the fermentation process, the center temperature of the strip pile is controlled at 63 to 67° C. The pile is turned over every 60 to 72 hours until the water content of the mixed material 2 drops to 40 to 45%.

10. The preparation method according to any one of claims 6 to 8, characterized in that: The low-temperature aging method described in step (4) is: adjusting the thickness of the fermented material to 20-30 cm for drying, maintaining the temperature of the fermented material at 30-34° C. for low-temperature fermentation until the water content of the fermented material drops to 25-30%.