CN116606176A - High-density fine-farming fish fertilizer and preparation method thereof - Google Patents
High-density fine-farming fish fertilizer and preparation method thereof Download PDFInfo
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- CN116606176A CN116606176A CN202310573268.3A CN202310573268A CN116606176A CN 116606176 A CN116606176 A CN 116606176A CN 202310573268 A CN202310573268 A CN 202310573268A CN 116606176 A CN116606176 A CN 116606176A
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 91
- 239000003337 fertilizer Substances 0.000 title claims abstract description 55
- 238000009313 farming Methods 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 210000003608 fece Anatomy 0.000 claims abstract description 30
- 239000010871 livestock manure Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000000855 fermentation Methods 0.000 claims abstract description 24
- 230000004151 fermentation Effects 0.000 claims abstract description 24
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 19
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 102000002322 Egg Proteins Human genes 0.000 claims abstract description 15
- 108010000912 Egg Proteins Proteins 0.000 claims abstract description 15
- 210000003278 egg shell Anatomy 0.000 claims abstract description 15
- 235000019733 Fish meal Nutrition 0.000 claims abstract description 14
- 235000019764 Soybean Meal Nutrition 0.000 claims abstract description 14
- 239000004467 fishmeal Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000004455 soybean meal Substances 0.000 claims abstract description 14
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 12
- 239000010452 phosphate Substances 0.000 claims abstract description 12
- -1 phosphate compound Chemical class 0.000 claims abstract description 12
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims abstract description 10
- 235000019341 magnesium sulphate Nutrition 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- 239000001103 potassium chloride Substances 0.000 claims abstract description 9
- 235000011164 potassium chloride Nutrition 0.000 claims abstract description 9
- 239000000654 additive Substances 0.000 claims abstract description 8
- 230000000813 microbial effect Effects 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 239000007858 starting material Substances 0.000 claims abstract description 7
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000000996 additive effect Effects 0.000 claims abstract description 6
- 239000011591 potassium Substances 0.000 claims abstract description 6
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000004806 packaging method and process Methods 0.000 claims abstract description 5
- 238000007873 sieving Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 18
- 241000894006 Bacteria Species 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 8
- 229930006000 Sucrose Natural products 0.000 claims description 6
- 240000008042 Zea mays Species 0.000 claims description 6
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 6
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 6
- 235000005822 corn Nutrition 0.000 claims description 6
- 239000005720 sucrose Substances 0.000 claims description 6
- 235000013312 flour Nutrition 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 235000014655 lactic acid Nutrition 0.000 claims description 4
- 239000004310 lactic acid Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000001546 nitrifying effect Effects 0.000 claims description 4
- 230000000243 photosynthetic effect Effects 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 2
- 125000000185 sucrose group Chemical group 0.000 claims description 2
- 235000015097 nutrients Nutrition 0.000 abstract description 11
- 238000009360 aquaculture Methods 0.000 description 6
- 244000144974 aquaculture Species 0.000 description 6
- 230000012010 growth Effects 0.000 description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 4
- 244000005700 microbiome Species 0.000 description 3
- 241000235342 Saccharomycetes Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000012054 meals Nutrition 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 201000002451 Overnutrition Diseases 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 235000020823 overnutrition Nutrition 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 238000009372 pisciculture Methods 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B17/00—Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/80—Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
-
- 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
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
-
- 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
- C05F17/60—Heating or cooling during the treatment
-
- 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
- C05F17/80—Separation, elimination or disposal of harmful substances during the treatment
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biotechnology (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Microbiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Animal Husbandry (AREA)
- Food Science & Technology (AREA)
- Zoology (AREA)
- Insects & Arthropods (AREA)
- Birds (AREA)
- Marine Sciences & Fisheries (AREA)
- Tropical Medicine & Parasitology (AREA)
- Toxicology (AREA)
- Sustainable Development (AREA)
- Biomedical Technology (AREA)
- Physiology (AREA)
- Fertilizers (AREA)
Abstract
The invention provides a high-density fine-farming fish fertilizer and a preparation method thereof. A preparation method of a high-density fine-farming fish fertilizer comprises the following steps: s1, taking quantitative fish meal, soybean meal and eggshell powder, respectively mixing with warm water, uniformly stirring, and airing; s2, mixing the fish meal, the soybean meal and the eggshell powder which are aired in the step S1 with quantitative bran potassium chloride and magnesium sulfate, stirring and standing to obtain a pretreatment intermediate; s3, adding quantitative phosphate compound fertilizer and water into the pretreatment intermediate material, and uniformly mixing and stirring; s4, adding quantitative carbon sources and a starter into the mixture, and pouring the mixture into a fermentation barrel for sealed fermentation; s5, curing the fermented fish manure; s6, detecting and blending the content of nitrogen, phosphorus, potassium and organic matters in the cured fish manure; and S7, sieving the prepared fish fertilizer, adding the microbial additive, and packaging. The fish fertilizer prepared by the invention can improve the utilization rate of nutrients and reduce the death rate of fish fries in a high-density cultivation environment, and is safe and environment-friendly.
Description
Technical Field
The invention relates to the technical field of organic fertilizer preparation, in particular to a high-density fine-farming fish fertilizer and a preparation method thereof.
Background
In the aquaculture process, the growth rate and feed consumption of fish are key factors affecting the aquaculture yield and economic benefits. In order to increase the growth rate of farmed fish, it is often necessary to periodically feed a certain amount of feed to the body of farmed water. However, under the high-density cultivation condition, too much feed is fed, so that organic matters, nitrogen, phosphorus and other nutrient substances in the cultivation water body are accumulated, the utilization rate of the nutrient is reduced, the pollution problem of the cultivation water body is further caused, and the death rate of the fish is increased. Therefore, the fish fertilizer which can improve the utilization rate of nutrients, reduce the death rate of fish fries and is safe and environment-friendly is found to have great significance in the high-density cultivation environment.
Disclosure of Invention
The invention provides a high-density concentrated fish-farming fertilizer and a preparation method thereof, which can improve the utilization rate of nutrients, reduce the death rate of fish fries and are safe and environment-friendly in a high-density aquaculture environment, and the problems that the utilization rate of nutrients is reduced, the pollution of the aquaculture water is caused and the death rate of fish is increased due to the fact that too much feed is fed under the high-density aquaculture condition, and the nutrient substances such as organic matters, nitrogen and phosphorus in the aquaculture water are accumulated.
The invention provides a high-density fine-farming fish fertilizer which comprises the following components in parts by mass: 10-30 parts of fish meal, 10-30 parts of soybean meal, 10-15 parts of eggshell powder, 10-15 parts of bran, 5-10 parts of potassium chloride, 5-10 parts of magnesium sulfate, 20-55 parts of phosphate compound fertilizer, 20-55 parts of water, 2-8 parts of microbial additive, 5-10 parts of carbon source and 2-8 parts of starter.
Preferably, the microbial additive is at least one of nitrifying bacteria and photosynthetic bacteria.
Preferably, the carbon source is sucrose and corn flour in a mass ratio of 1:1.
Preferably, the starter is at least one of yeast and lactic acid bacteria.
The invention also provides a preparation method of the high-density concentrated fish fertilizer, which comprises the following steps:
s1, mixing 10-30 parts of fish meal, 10-30 parts of soybean meal and 10-15 parts of eggshell powder with warm water at 60-70 ℃ respectively, stirring uniformly, and airing until the water content is lower than 8%;
s2, mixing the fish meal, the soybean meal and the eggshell powder which are aired in the step S1 with 10-15 parts of bran, 5-10 parts of potassium chloride and 5-10 parts of magnesium sulfate, uniformly stirring, and standing for 12-18 hours to obtain a pretreatment intermediate;
s3, adding 20-55 parts of phosphate compound fertilizer and 20-55 parts of water into the pretreatment intermediate material, and uniformly mixing and stirring;
s4, adding 5-10 parts of carbon source and 2-8 parts of starter into the mixture, pouring into a fermentation barrel for sealing, and placing in an environment with the temperature of 20-40 ℃ and the humidity of 50-70% for fermentation for 1-2 weeks to obtain a fermented fish fertilizer;
s5, curing the fermented fish manure;
s6, detecting the contents of nitrogen, phosphorus, potassium and organic matters in the cured fish fertilizer, and blending the contents according to fish requirements;
and S7, sieving the prepared fish fertilizer, removing impurities, adding 2-8 parts of microbial additives, uniformly stirring, dividing the fertilizer into different grades and specifications according to requirements, and packaging.
Preferably, a filter plate is arranged in the fermentation barrel to form an upper layer structure and a lower layer structure of the fermentation barrel, and the filter plate is used for separating solids and liquid of a fermented product in the fermentation process.
Preferably, the curing treatment specifically includes the following steps:
s5.1, selecting a site with good ventilation and no fire source for building heating equipment;
s5.2, screening out massive substances in the fish manure, pouring the screened fish manure into heating equipment, heating until the fish manure turns black brown, and treating for 2-3 hours at the heating temperature of 50-60 ℃;
s5.3, standing and cooling the heated fish manure, keeping air circulation in the cooling process, and curing after complete cooling.
Preferably, the heating device is a steel cylinder or a heating plate.
The beneficial effects of the invention are as follows:
1. according to the invention, the phosphate compound fertilizer is added into the fish fertilizer, so that additional nutrition can be provided for organisms lacking in phosphorus elements in the water body, the propagation of microorganisms and the growth of plants are promoted, and the release time of phosphate can be more uniform and slower through the slow release effect of the phosphate compound fertilizer, so that the nutrient utilization rate of the water body in the fish pond is improved, and the nutrient loss is reduced; simultaneously, the method is also beneficial to reducing the overnutrition and pollutant load in the water body and keeping the balance and stability of the ecological environment of the fish pond.
2. According to the invention, through adding eggshell powder, magnesium sulfate and other substances, the immunity of fish can be enhanced, the invasion of various bacteria and epidemic diseases can be resisted, the death rate of fish can be reduced, and the fresh and alive degree and meat hardness of fish can be improved; the fish manure is cured, so that harmful microorganisms in the fish manure can be killed, and the safety of the fish manure is improved; the microbial additive is added to help decompose organic substances and improve the nutrient utilization rate of the fish fertilizer, and the microorganisms release nutrients by decomposing the organic substances, and meanwhile, the fermentation product can form substances with biological activity so as to ensure that the fermentation product meets the expected nutrient content.
3. According to the invention, the content of nitrogen, phosphorus, potassium and organic matters in the fish manure is detected, so that the content of nutritional ingredients of the fish manure can be determined, and the quality of the fish manure and the influence on a cultivation water area are judged; when the fish manure is used, the proper use amount and the proper use mode are adjusted in a targeted manner, so that the defects of water quality and soil quality can be overcome, and the growth of fish and the health of water body can be promoted.
Drawings
FIG. 1 is a schematic flow chart of a high-density fine-farming fish fertilizer and a preparation method thereof;
fig. 2 is the growth comparison data of the fish fries of the high-density fine-farming fish fertilizers prepared in example 1 and example 2 of the present invention and the control group.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
The high-density fine-farming fish fertilizer comprises the following components in parts by mass: 10 parts of fish meal, 10 parts of soybean meal, 10 parts of eggshell meal, 10 parts of bran, 5 parts of potassium chloride, 5 parts of magnesium sulfate, 20 parts of phosphate compound fertilizer, 2 parts of nitrifying bacteria, 5 parts of sucrose and corn meal in a mass ratio of 1:1, and 2 parts of saccharomycetes.
Referring to fig. 1, a preparation method of the high-density concentrated fish fertilizer comprises the following steps:
s1, mixing 10 parts of fish meal, 10 parts of soybean meal and 10 parts of eggshell powder with warm water at 60 ℃ respectively, uniformly stirring, and airing until the water content is 7%;
s2, mixing the fish meal, the soybean meal and the eggshell powder which are aired in the step S1 with 10 parts of bran, 5 parts of potassium chloride and 5 parts of magnesium sulfate, uniformly stirring, and standing for 12 hours to obtain a pretreatment intermediate;
s3, adding 20 parts of phosphate compound fertilizer and 20 parts of water into the pretreatment intermediate material, and uniformly mixing and stirring;
s4, adding 5 parts of sucrose, corn flour and 2 parts of saccharomycetes in a mass ratio of 1:1 into the mixture, pouring the mixture into a fermentation barrel for sealing, and placing the mixture in an environment with the temperature of 20 ℃ and the humidity of 50% for fermentation for 1 week to obtain a fermented fish fertilizer; the fermentation barrel is internally provided with a filter plate which is used for separating solids and liquid of a fermented product in the fermentation process, and the fermentation barrel is in an upper layer structure and a lower layer structure;
s5, curing the fermented fish manure; specifically, the curing treatment specifically includes the following steps:
s5.1, selecting a place with good ventilation and no fire source for building a heating plate;
s5.2, screening out massive substances in the fish manure, pouring the screened fish manure into a heating plate, heating until the fish manure turns black brown, and treating for 2 hours at the heating temperature of 50 ℃;
s5.3, standing and cooling the heated fish manure, keeping air circulation in the cooling process, and curing after complete cooling.
S6, detecting the contents of nitrogen, phosphorus, potassium and organic matters in the cured fish fertilizer, and blending the contents according to fish requirements;
and S7, sieving the prepared fish fertilizer, removing impurities, adding 2 parts of nitrifying bacteria, uniformly stirring, dividing the fertilizer into different grades and specifications according to requirements, and packaging.
Example 2
The high-density fine-farming fish fertilizer comprises the following components in parts by mass: 30 parts of fish meal, 30 parts of soybean meal, 15 parts of eggshell powder, 15 parts of bran, 10 parts of potassium chloride, 10 parts of magnesium sulfate, 55 parts of phosphate compound fertilizer, 8 parts of photosynthetic bacteria, 10 parts of sucrose and corn flour in a mass ratio of 1:1, and 8 parts of lactic acid bacteria.
A preparation method of a high-density fine-farming fish fertilizer comprises the following steps:
s1, mixing 30 parts of fish meal, 30 parts of soybean meal and 15 parts of eggshell powder with warm water at 70 ℃ respectively, uniformly stirring, and airing until the water content is 6%;
s2, mixing the fish meal, the soybean meal and the eggshell powder which are aired in the step S1 with 15 parts of bran, 10 parts of potassium chloride and 10 parts of magnesium sulfate, uniformly stirring, and standing for 18 hours to obtain a pretreatment intermediate;
s3, adding 55 parts of phosphate compound fertilizer and 55 parts of water into the pretreatment intermediate material, and uniformly mixing and stirring;
s4, adding 10 parts of sucrose, corn flour and 8 parts of lactic acid bacteria in a mass ratio of 1:1 into the mixture, pouring the mixture into a fermentation barrel for sealing, and placing the mixture in an environment with a temperature of 40 ℃ and a humidity of 70% for fermentation for 2 weeks to obtain a fermented fish fertilizer; the fermentation barrel is internally provided with a filter plate which is used for separating solids and liquid of a fermented product in the fermentation process, and the fermentation barrel is in an upper layer structure and a lower layer structure;
s5, curing the fermented fish manure; specifically, the curing treatment specifically includes the following steps:
s5.1, selecting a site with good ventilation and no fire source for building a steel cylinder;
s5.2, screening out massive substances in the fish manure, pouring the screened fish manure into a steel cylinder, heating until the fish manure turns black brown, and treating for 3 hours at the heating temperature of 60 ℃;
s5.3, standing and cooling the heated fish manure, keeping air circulation in the cooling process, and curing after complete cooling.
S6, detecting the contents of nitrogen, phosphorus, potassium and organic matters in the cured fish fertilizer, and blending the contents according to fish requirements;
and S7, sieving the prepared fish fertilizer, removing impurities, adding 8 parts of photosynthetic bacteria, uniformly stirring, dividing the fertilizer into different grades and specifications according to requirements, and packaging.
As shown in FIG. 2, in the two ponds with the same size, the initial water quality environments of the ponds are controlled to be consistent, the throwing quantity of the fish fries is the same and is 1.2 times of the rated stocking quantity, the control group adopts common fish feed for raising, and a high-density intensive culture comparison experiment is carried out by taking 3 months as an observation period, so that the obtained comparison data show that the fish fertilizer prepared by the embodiment of the invention has obvious promotion effect on the weight growth of fish, the death rate of the fish fries can be obviously improved in the high-density culture environment, and meanwhile, the applied fish fertilizer prepared by the embodiment has less pollution on the water quality of the ponds.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. The high-density fine-farming fish fertilizer is characterized by comprising the following components in parts by weight: 10-30 parts of fish meal, 10-30 parts of soybean meal, 10-15 parts of eggshell powder, 10-15 parts of bran, 5-10 parts of potassium chloride, 5-10 parts of magnesium sulfate, 20-55 parts of phosphate compound fertilizer, 20-55 parts of water, 2-8 parts of microbial additive, 5-10 parts of carbon source and 2-8 parts of starter.
2. The high-density concentrated fish fertilizer of claim 1, wherein the microbial additive is at least one of nitrifying bacteria and photosynthetic bacteria.
3. The high-density fine-farming fish fertilizer of claim 1, wherein the carbon source is sucrose and corn flour in a mass ratio of 1:1.
4. The high-density concentrated fish fertilizer of claim 1, wherein the starter is at least one of yeast and lactic acid bacteria.
5. The preparation method of the high-density fine-farming fish fertilizer is characterized by comprising the following steps of:
s1, mixing 10-30 parts of fish meal, 10-30 parts of soybean meal and 10-15 parts of eggshell powder with warm water at 60-70 ℃ respectively, stirring uniformly, and airing until the water content is lower than 8%;
s2, mixing the fish meal, the soybean meal and the eggshell powder which are aired in the step S1 with 10-15 parts of bran, 5-10 parts of potassium chloride and 5-10 parts of magnesium sulfate, uniformly stirring, and standing for 12-18 hours to obtain a pretreatment intermediate;
s3, adding 20-55 parts of phosphate compound fertilizer and 20-55 parts of water into the pretreatment intermediate material, and uniformly mixing and stirring;
s4, adding 5-10 parts of carbon source and 2-8 parts of starter into the mixture, pouring into a fermentation barrel for sealing, and placing in an environment with the temperature of 20-40 ℃ and the humidity of 50-70% for fermentation for 1-2 weeks to obtain a fermented fish fertilizer;
s5, curing the fermented fish manure;
s6, detecting the contents of nitrogen, phosphorus, potassium and organic matters in the cured fish fertilizer, and blending the contents according to fish requirements;
and S7, sieving the prepared fish fertilizer, removing impurities, adding 2-8 parts of microbial additives, uniformly stirring, dividing the fertilizer into different grades and specifications according to requirements, and packaging.
6. The method for preparing the high-density concentrated fish fertilizer according to claim 5, wherein the fermentation barrel is internally provided with a filter plate to divide the fermentation barrel into an upper layer structure and a lower layer structure, and the filter plate is used for separating solids and liquid of a fermented product in the fermentation process.
7. The method for preparing the high-density concentrated fish fertilizer according to claim 5, wherein the curing treatment specifically comprises the following steps:
s5.1, selecting a site with good ventilation and no fire source for building heating equipment;
s5.2, screening out massive substances in the fish manure, pouring the screened fish manure into heating equipment, heating until the fish manure turns black brown, and treating for 2-3 hours at the heating temperature of 50-60 ℃;
s5.3, standing and cooling the heated fish manure, keeping air circulation in the cooling process, and curing after complete cooling.
8. The method for preparing high-density concentrated fish manure according to claim 7, wherein the heating device is a steel cylinder or a heating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310573268.3A CN116606176A (en) | 2023-05-19 | 2023-05-19 | High-density fine-farming fish fertilizer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310573268.3A CN116606176A (en) | 2023-05-19 | 2023-05-19 | High-density fine-farming fish fertilizer and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN116606176A true CN116606176A (en) | 2023-08-18 |
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|---|---|---|---|
| CN202310573268.3A Pending CN116606176A (en) | 2023-05-19 | 2023-05-19 | High-density fine-farming fish fertilizer and preparation method thereof |
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| Country | Link |
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- 2023-05-19 CN CN202310573268.3A patent/CN116606176A/en active Pending
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