CN108812301B - Ecological cycle farming systems - Google Patents
Ecological cycle farming systems Download PDFInfo
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- CN108812301B CN108812301B CN201810854020.3A CN201810854020A CN108812301B CN 108812301 B CN108812301 B CN 108812301B CN 201810854020 A CN201810854020 A CN 201810854020A CN 108812301 B CN108812301 B CN 108812301B
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H1/00—Processes for modifying genotypes ; Plants characterised by associated natural traits
- A01H1/02—Methods or apparatus for hybridisation; Artificial pollination ; Fertility
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/02—Breeding vertebrates
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
- A01K67/0332—Earthworms
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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
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/05—Treatments involving invertebrates, e.g. worms, flies or maggots
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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
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
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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
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
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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
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- 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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- 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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Husbandry (AREA)
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- Insects & Arthropods (AREA)
- Tropical Medicine & Parasitology (AREA)
- Developmental Biology & Embryology (AREA)
- Botany (AREA)
- Genetics & Genomics (AREA)
- General Health & Medical Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses an ecological cycle breeding system, which comprises: the system comprises a pasture cultivation and planting module, a livestock cultivation module, a fecal treatment module, a leaf fertilizer preparation module, a dead livestock treatment module, a hermetia illucens cultivation module, a fertilizer and water material preparation module, an aquatic product and/or poultry cultivation module, a locust cultivation module and an earthworm cultivation module; the pasture obtained by the pasture cultivation and planting module can be used by a livestock cultivation module, a locust cultivation module and an aquatic product and/or poultry cultivation module; the manure discharged by the livestock breeding module enters the manure treatment module for liquid-residue separation, the liquid part enters the foliar fertilizer preparation module, the manure residue is used for the hermetia illucens breeding module after being partially fermented, the rest manure after the hermetia illucens breeding enters the fertilizer water material preparation module, and the obtained fertilizer water material is used for the aquatic product and/or poultry breeding module; the rest grass stalks and the manure of the locust cultivation module are used for the earthworm cultivation module, and the rest wormcast is the earthworm neutral fertilizer; in addition, the foliar fertilizer prepared by the foliar fertilizer preparation module and the earthworm neutral fertilizer prepared by the earthworm breeding module are returned to the pasture cultivation and planting module, so that the real zero-pollution emission circulating ecological breeding is formed.
Description
Technical Field
The invention belongs to the technical field of breeding industry. And more particularly to an ecological cycle culture system.
Background
The breeding industry is a production department which utilizes animals such as livestock and poultry which are domesticated by human beings, and makes the animals artificially raised and reproduced to convert plant energy such as pasture, feed and the like into animal energy so as to obtain livestock products such as meat, eggs, milk, wool, cashmere, skin, silk, medicinal materials and the like. Is an important link for exchanging substances between human beings and the nature. The farming industry is one of the main components of agriculture. The important components of agriculture are two main supports for agricultural production in parallel with the planting industry.
The serious environmental pollution caused by a large amount of feces, feed residues, dead bodies and the like generated in the livestock breeding process has also attracted great attention from government related departments. On the other hand, in order to obtain higher cultivation benefits, the abuse of medicines such as antibiotics in the cultivation industry also causes a plurality of problems.
Disclosure of Invention
The invention aims to overcome the defects and the shortcomings of the existing breeding industry, provides an ecological circulating breeding system, forms circulating ecological breeding with zero pollution emission in the true sense, and has important economic and environmental protection values.
The above object of the present invention is achieved by the following technical scheme:
an ecological cycle breeding system comprises the following modules: the forage grass cultivation and planting module (1), the livestock cultivation module (2), the fecal treatment module (3), the foliar fertilizer production module (4), the livestock treatment module (5) for dying of illness, the hermetia illucens cultivation module (6), the fertilizer water production module (7), the aquatic product and/or poultry cultivation module (8), the locust cultivation module (9) and the earthworm cultivation module (10); the pasture obtained by the pasture cultivation and planting module (1) can be used by a livestock cultivation module (2), a locust cultivation module (9) and an aquatic and/or poultry cultivation module (8); the excrement discharged by the livestock breeding module (2) enters the excrement treatment module (3) for liquid-residue separation, the liquid part enters the foliar fertilizer manufacturing module (4), the excrement residue is used for the hermetia illucens breeding module (6) after being fermented, the rest excrement (sand) after the hermetia illucens breeding enters the fertilizer water material manufacturing module (7), and the obtained fertilizer water material is used for the aquatic product and/or poultry breeding module (8); the rest grass stalks and the manure of the locust cultivation module (9) are used for the earthworm cultivation module (10), and the rest wormcast is the earthworm neutral fertilizer; in addition, the foliar fertilizer prepared by the foliar fertilizer preparation module (4) and the earthworm neutral fertilizer prepared by the earthworm breeding module (10) are returned to the pasture breeding and planting module (1).
In the system, the pasture cultivation and planting module utilizes natural solar energy to obtain pasture resources, the pasture is utilized to cultivate livestock, locust, aquatic products and poultry, and the subsequent cultivation module basically recycles the residual excrement outside the obtained cultivation products, finally obtains neutral fertilizer and foliar fertilizer, and returns the neutral fertilizer and foliar fertilizer to pasture planting, thereby forming real zero-pollution emission circulating ecological cultivation, and totally obtaining the following products: livestock, insect proteins (including locust, hermetia illucens, and earthworm), aquatic products, and fowl. And the foliar fertilizer and the earthworm neutral fertilizer obtained in the system can be used for agricultural planting in addition in some cases.
Preferably, the pasture in the pasture cultivation and planting module (1) is a hybridization offspring taking pennisetum hydridum as a female parent and pennisetum hydridum as a male parent, and then the hybrid offspring is hybridized with sweet sorghum to cultivate the obtained hybridization pasture.
Specifically, the cultivation method of the hybrid forage grass comprises the following steps:
s1, using pennisetum hydridum as raw materialPennisetum sineseRoxb) is used as female parent and pennisetum root is used as male parentPennisetum alopecuroides (l.) spreng.) as male parent to obtain hybrid offspring, designated hybrid pennisetum hydridum;
s2, planting a row of hybrid pennisetum hydridum and sweet sorghum in a low-distance mode by utilizing the height difference of the terraces, and planting a row of sweet sorghum in a high-distance mode;
s3, adjusting flowering time according to different flowering time of the two varieties, enabling the hybrid pennisetum hydridum and the sweet sorghum to bloom simultaneously, culturing a plurality of bees on the field stalks, and hybridizing by bee and natural pollination;
s4, after the flowering period of the hybrid pennisetum hydridum, obtaining first-generation hybrid forage grass seeds, and selecting the first-generation hybrid forage grass seeds with full grains;
s5, sowing and planting the first-generation hybrid pasture seeds to obtain the first-generation hybrid pasture;
s6, planting sweet sorghum in the high-low terrace rows of the first-generation hybrid pasture, adjusting flowering time to enable the first-generation hybrid pasture and the sweet sorghum to bloom simultaneously, and hybridizing by using bees and natural pollination;
s7, after the flowering period of the first-generation hybrid forage grass, obtaining the second-generation hybrid forage grass seeds; selecting full seeds to finish the breeding of hybrid forage grass.
Wherein in the step S2, preferably, the distance between each hybrid pennisetum hydridum and each hybrid pennisetum hydridum is 5-15cm.
Preferably, the distance between the high-distance planting and each sweet sorghum is 15-30cm.
Preferably, the row spacing of the hybrid pennisetum hydridum and sweet sorghum is 15-40cm.
In addition, in the fecal treatment module (3) of the ecological cycle culture system, after fecal liquid and residue are separated, the liquid part is used for preparing the foliar fertilizer; the method for treating the manure residues after the manure residues are partially treated is used for culturing hermetia illucens, and comprises the following steps: controlling the water content of the fecal residue to be less than 60%, adding a composite microbial inoculum for anaerobic fermentation, controlling the fermentation humidity to be 60-65 ℃, the fermentation temperature to be 60-65 ℃ and the fermentation time to be 10-20 h.
Preferably, the composite microbial inoculum is composed of the following strains in proportion: bacillus subtilis: high temperature actinomycetes: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: bacillus cereus, cery polyporus = 2-5: 3-8: 2 to 7:1 to 4:1 to 6:2 to 5:1 to 3:1 to 4, and the number of effective viable bacteria is 1.0X10 9 cfu/mL。
More preferably, the composite microbial inoculum is composed of the following strains in proportion: bacillus subtilis: high temperature actinomycetes: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: bacillus cereus, microsporidian = 4:5:4:3:3:3:2:3.
in addition, in the foliar fertilizer manufacturing module (4) of the ecological cycle culture system, the foliar fertilizer manufacturing method comprises the following steps: and removing large-particle waste from the liquid part after the fecal liquid and slag separation through primary precipitation, adding polyaluminium chloride and polymeric ferric sulfate, rapidly stirring, adding bicarbonate to perform coagulating sedimentation, and performing anaerobic fermentation.
Preferably, the mass-to-volume ratio of the urine, the polyaluminum chloride, the polymeric ferric sulfate and the bicarbonate is 100L: 8-15 g: 25-40 g: 1-3 g.
Preferably, the mass-to-volume ratio of the urine, the polyaluminum chloride, the polymeric ferric sulfate and the bicarbonate is 100L:10g:30g:2g.
Preferably, the basicity of the flocculation precipitation is controlled to be 45-85%.
In addition, in the livestock treatment module (5) for dying of illness of the ecological cycle breeding system, the livestock for dying of illness is used for black soldier fly breeding after being subjected to biological fermentation cadaver treatment. Preferably, the biological fermentation cadaver treatment method comprises the following steps: firstly, loading livestock manure residues with the water content of 10-20% and cultured protein insects into chest cavities of dead livestock, simultaneously laying padding with compound fermentation bacteria at the bottom of a fermentation tank, putting the dead livestock into the fermentation tank, covering the surface of the livestock with the manure residues with the water content of 10-20 cm and the compound fermentation bacteria, controlling the fermentation temperature to be 60-65 ℃ and the humidity to be 60-70%, and fermenting for 20-30 days; the composite fermentation bacteria comprise the following strains in proportion: bacillus subtilis: bacillus licheniformis: bacillus cereus: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: microglobule = 1-3: 2 to 8: 3-8: 1 to 3:2 to 8:2 to 4:1 to 3:1 to 4.
Preferably, the composite fermentation bacteria comprise the following strains in proportion: bacillus subtilis: bacillus licheniformis: bacillus cereus: clostridium butyricum: yeast: actinomycetes: lactic acid bacteria: streptomyces sp: microglobule = 1-3: 4-8: 5-8: 2-3: 4-8: 2-3: 1-2: 2 to 3.
Preferably, the composite fermentation bacteria comprise the following strains in proportion: bacillus subtilis: bacillus licheniformis: bacillus cereus: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: microglobule = 2:6:7:2:5:3:2:2.
preferably, the protein insect is a soldier fly or an earthworm.
Preferably, the content of the composite zymophyte is 0.1-0.4% of padding or manure.
Preferably, the carbon to nitrogen ratio of the mat is greater than 50:1.
Preferably, the padding is rice husk, sawdust, wheat bran straw=3:1:2.
In addition, the hermetia illucens culture module (6) of the ecological cycle culture system comprises hermetia illucens culture and culture waste gas treatment, and the culture method comprises the following steps: after the fecal residue is treated by the fecal treatment module (3), the fecal residue is uniformly mixed with wheat bran, humus, brown sugar and clostridium butyricum according to the following mass ratio: livestock manure: wheat bran: humus: brown sugar and clostridium butyricum 800-1000: 40-60: 20-40: 4 to 5: 1-3, controlling the water content to be 60-70%; then 1-2 g of black soldier fly initially hatched larvae are inoculated into each 1kg of black soldier fly breeding bait, and the black soldier fly mature larvae are obtained by culturing for 6-8 days at 25-35 ℃ and screening.
Preferably, the livestock manure in the hermetia illucens breeding bait comprises the following components: wheat bran: humus: brown sugar and clostridium butyricum 1000:50:30:5:2.
the treatment method of the black soldier fly culture waste gas comprises the following steps: pumping the culture waste gas in the hermetia illucens culture environment, heating the spraying liquid to 60-70 ℃, spraying the pumped waste gas, precipitating and filtering the mixed liquid after spraying, heating the filtered liquid to 60-70 ℃ and spraying the waste gas as spraying liquid again, and repeating the steps for 4-5 times, wherein the discharged gas meets the national gas emission standard.
In addition, in the fertilizer and water material manufacturing module (7) of the ecological cycle culture system, the fertilizer and water material comprises the following components in percentage by mass of 90-99: 1-10, wherein the raw materials comprise the following components in percentage by mass: 70 to 87 percent of manure, 4 to 6 percent of peat soil, 4 to 6 percent of lignite, 1 to 3 percent of diatomite, 1 to 3 percent of zeolite powder, 0.5 to 1.5 percent of ammonium sulfate, 0.5 to 1.5 percent of calcium phosphate, 0.5 to 1.5 percent of potassium fulvate, 0.5 to 1.5 percent of sodium humate, 0.5 to 1.5 percent of calcium peroxide and 0.5 to 1.5 percent of sodium perborate; the fermentation material comprises the following components in percentage by mass: 0.5 to 1.5: 2-4 of composite probiotics, chitosan oligosaccharide and molasses.
Preferably, the fertilizer and water material consists of the following components in percentage by mass 95:5 and a fermentation material, wherein the raw materials comprise the following components in percentage by mass: 80% of manure, 5% of peat soil, 5% of lignite, 2% of diatomite, 2% of zeolite powder, 1% of ammonium sulfate, 1% of calcium phosphate, 1% of potassium fulvate, 1% of sodium humate, 1% of calcium peroxide and 1% of sodium perborate; the fermentation material comprises the following components in percentage by mass: 1:3, a compound probiotic, chitosan oligosaccharide and molasses.
The preparation method of the fertilizer and water material comprises the following steps: firstly, uniformly mixing the raw materials according to a proportion; mixing half of the fermented materials, diluting with warm water at 38-42 ℃, adding the mixture into the raw material mixture, regulating the humidity to 60-70%, carrying out stacking fermentation, and keeping the fermentation temperature at 60-65 ℃ for 72 hours, thus finishing primary fermentation and decomposition; then screening the other half of the fermentation materials by 70-90 meshes, mixing, diluting with warm water at 38-42 ℃, adding the mixture into a primary fermentation product, and carrying out secondary fermentation under the same fermentation conditions; and then sun-drying, crushing, screening with 70-90 meshes, and granulating to obtain the fertilizer water material.
In addition, in the locust cultivation module (9) of the ecological cycle cultivation system, the rest grass stalks can be fermented to obtain fermented feed for livestock cultivation; the fermenting bacteria agent of the grass stalk is prepared from the following components in percentage by mass: 15-20% of bacillus subtilis, 12-18% of clostridium butyricum, 10-20% of saccharomycetes, 15-30% of lactic acid bacteria, 10-15% of bacillus cereus, 9-12% of microsporidian, 7-15% of protease and 7-15% of cellulose.
Preferably, the fermentation inoculant is prepared from the following components in parts by mass: 15% of bacillus subtilis, 13% of clostridium butyricum, 12% of saccharomycetes, 20% of lactic acid bacteria, 12% of bacillus cereus, 10% of microsporidian, 9% of protease and 9% of cellose.
In addition, the breeding method of the earthworm breeding module (10) of the ecological cycle breeding system, namely the preparation method of the earthworm neutral fertilizer, comprises the following steps: firstly, grasses are used for feeding locust; then, the grasshoppers eat the rest grass stalks, are dried and ground into powder, and then are mixed with sterilized grasshopper manure to obtain earthworm breeding materials; after the earthworm cultivation is completed, the earthworms are obtained through screening, and the residual matrix is wormcast neutral fertilizer.
The invention has the following beneficial effects:
in the ecological cycle cultivation system, the pasture cultivation and planting module utilizes natural solar energy to obtain pasture resources, the pasture is utilized to cultivate livestock, locust, aquatic products and poultry, and the subsequent cultivation module basically recycles the residual excrement outside the obtained cultivation products, finally obtains neutral fertilizer and foliar fertilizer, and returns the neutral fertilizer and foliar fertilizer to pasture planting, thereby forming the true zero-pollution emission cycle ecological cultivation.
In addition, in the cultivation process of the system, livestock, insect proteins (including locust, hermetia illucens and earthworms), aquatic products, poultry and the like can be obtained, and the system has the advantages of high growth speed, good disease resistance, high quality and obvious economic benefit. And the foliar fertilizer and the earthworm neutral fertilizer obtained in the system can be used for green agricultural planting in some cases.
Drawings
FIG. 1 is a schematic diagram of the ecological cycle cultivation system.
FIG. 2 is a schematic flow chart of the ecological cycle cultivation system of the invention.
Detailed Description
The present invention is further illustrated below with reference to specific examples, which are not intended to limit the invention in any way. Unless specifically stated otherwise, the reagents, methods and apparatus employed in the present invention are those conventional in the art.
Reagents and materials used in the following examples are commercially available unless otherwise specified.
Example 1 cultivation and planting of novel hybrid pasture
1. Cultivation of hybrid pasture
(1) Selecting pennisetum hydridum which can be matured and accords with breeding target characters according to a parental and parent screening method of crossbreedingPennisetum sineseRoxb) is used as female parent to select pennisetum with obvious excellent charactersPennisetum alopecuroides (l.) spreng.) as male parent to obtain hybrid offspring, designated hybrid pennisetum hydridum; the mature blooming period can reach 4-5 meters high;
(2) Planting hybrid pennisetum hydridum and sweet sorghum in a row by utilizing the height difference of terraces, planting hybrid pennisetum hydridum in a low distance (namely, the distance between each hybrid pennisetum hydridum and each hybrid pennisetum hydridum is 5-15 cm), and planting sweet sorghum in a row by utilizing the planting mode of high distance planting (namely, the distance between each hybrid pennisetum hydridum and each sweet sorghum is 15-30 cm); the row spacing of the hybrid pennisetum hydridum and sweet sorghum is 15-40cm;
(3) Adjusting flowering time according to different flowering time of two varieties, enabling hybrid pennisetum hydridum and sweet sorghum to bloom simultaneously, culturing a plurality of bees on the field stalks, and hybridizing through bee and natural pollination;
(4) After the flowering period of the hybrid pennisetum hydridum, obtaining first-generation hybrid pasture seeds, and selecting the first-generation hybrid pasture seeds with full grains for standby;
(5) Sowing and planting the first-generation hybrid pasture seeds to obtain first-generation hybrid pasture;
(6) Planting sweet sorghum in the high-low terraced fields of the first-generation hybrid pasture, regulating flowering time, enabling the hybrid pasture and the sweet sorghum to bloom simultaneously, and hybridizing by using bees and natural pollination;
(7) After the flowering period of the hybridization pasture, obtaining second-generation hybridization pasture seeds; selecting full seeds for preservation for later use;
(8) Through multipoint test and screening, the excellent pasture seeds with fast growth speed, strong grass diameter, high sugar content, big and tender leaves, and fresh and sweet juice are obtained and marked as hybrid pasture.
2. Planting of hybrid pastures
(1) Preparing land: selecting soil with sufficient illumination and loose soil, deep-turning the soil to a depth of 20-30 cm, and removing impurities such as stones.
(2) Applying a base fertilizer: transverse ditching, ditch depth of 8-15 cm, ditch width of 6-10 cm, applying 800kg of decomposed farmyard manure per mu, and backfilling a layer of thin soil of 2cm after applying.
(3) Planting: selecting seeds with full grains and no plant diseases and insect pests, sowing the seeds into the ditches, covering 1-2 cm of thin soil, and watering the seeds after sowing to keep the soil moist.
(4) And (3) field management: comprises spraying a pesticide for preventing and controlling plant diseases and insect pests and dressing fertilizer.
(5) Cutting: the mowing is carried out for 5-7 times in one year, the mowing mode is oblique cutting edges, stubble is left for 3-5 cm, mowing is forbidden in the first ten days of 1 month to the second ten days of 2 months, and 35kg of compound fertilizer is applied to each mu after each mowing.
3. After statistics, the hybrid forage grass can grow to more than 1.5 m high after 15 days of planting, and grow to 3-4 m high after 2-3 months, and then form a forest; and the grass diameter is thick, the leaves are big and tender, and the single plant tillers more; the nutritional value is extremely high, the sugar content is high and reaches more than 9.5%, the juice is sweet and fresh, and the feed is an excellent pasture resource which is favored by livestock, poultry and the like.
In addition, practical planting experience shows that the plant can be continuously harvested for 6-8 years at one time, asexual reproduction can be realized, the plant can be expanded to 60 mu after three seasons, the requirements on the planting environment are not harsh, the growth speed is high, drought resistance and few plant diseases and insect pests are realized, the plant can be planted in a greenhouse, the supply of grass can be ensured all the year round, and the annual mu yield can be up to more than 40 tons.
The hybrid forage grass is a perennial upright clustered gramineous plant, has few plant diseases and insect pests, and is a high-yield and high-quality mowing type forage grass; the grass diameter is thick, the sugar content is high, the leaves are fat and tender, the juice is rich and sweet, the sugar content is more than 9.5%, the feeding palatability of livestock is particularly good, the grass is a full-function pasture which is very popular with herbivores, livestock and green fishes, the nutrient content of protein and the like is high, the digestion and absorption rate is high, and the effect of the grass is remarkable when the grass is used for the cultivation industry. The novel hybrid forage grass cultivated by the method has high yield and excellent quality, is suitable for large-area popularization, shortens the grass-lack period in winter, can effectively solve the problem of shortage of forage for herbivores, ensures the healthy development of herbivores and animal husbandry, promotes the income increase of the aquaculture industry and pasture planting industry, and has good economic benefit.
The breeding experience shows that the grass yield and the protein content of the forage grass are higher than those of pennisetum hydridum, pennisetum alopecuroides and other forage grass, so that the grass-lack period in winter is shortened, and the forage grass is a good feed for breeding all herbivores such as cattle, sheep, pigs, deer, rabbits, fish, geese, ducks, chickens, ostriches and the like. 3 cattle, 35 sheep and 340 rabbits can be raised in each mu of grass, and the mu yield value is more than 5000 yuan. The 12 kg of fresh grass can be increased by one kg of grass carp, the fish yield can be increased by 23.50%, the 15 kg of fresh grass can be increased by one kg of meat goose, and the fresh grass can account for more than 60% of the feed proportion; and the growth is rapid, and the planting of fresh grass of one mu can be respectively carried out by adding concentrated materials: the method has the advantages that 5-7 cows are fed, 9-12 beef cattle are fed, 26-32 sheep are fed, the beef cattle can be continuously harvested for 6-8 years after being planted once, the beef cattle can be planted for 60 mu after being planted in one land for three seasons, the beef cattle can be planted in a greenhouse, the pest and disease damage is extremely small, the grass supply can be guaranteed all the year round, the shortage problem of grass-eating animal feeds such as cattle, sheep and livestock can be effectively solved, sufficient silage and ammoniated feed raw materials are provided, the healthy development of grass-eating animal husbandry is guaranteed, and the income increase of farmers is promoted. The hybrid forage grass animal husbandry is developed greatly, the investment is low, the effect is quick, the income of farmers can be increased in a short period, and the problem of survival of the farmers is solved. Meanwhile, the development of hybrid forage livestock industry can also establish a high-quality livestock product base, which has important significance for solving the problem of effective feeding of livestock products.
Example 2 ecological cycle cultivation
An ecological cycle breeding system comprises the following modules: the forage grass cultivation and planting module (1), the livestock cultivation module (2), the fecal treatment module (3), the foliar fertilizer production module (4), the livestock treatment module (5) died of illness, the hermetia illucens cultivation module (6), the fertilizer water production module (7), the aquatic product and/or poultry cultivation module (8), the locust cultivation module (9) and the earthworm cultivation module (10).
Wherein the pasture cultivation and planting module (1) is as described in example 1, and the obtained pasture can be used by the livestock cultivation module (2), the locust cultivation module (9) and the aquatic and/or poultry cultivation module (8); the excrement discharged by the livestock breeding module (2) enters the excrement treatment module (3) for liquid-residue separation, the liquid part enters the foliar fertilizer manufacturing module (4), the excrement residue is used for the hermetia illucens breeding module (6) after being fermented, the rest excrement (sand) after the hermetia illucens breeding enters the fertilizer water material manufacturing module (7), and the obtained fertilizer water material is used for the aquatic product and/or poultry breeding module (8); the rest grass stalks and the manure of the locust cultivation module (9) are used for the earthworm cultivation module (10), and the rest wormcast is the earthworm neutral fertilizer; in addition, the foliar fertilizer prepared by the foliar fertilizer preparation module (4) and the earthworm neutral fertilizer prepared by the earthworm breeding module (10) are returned to the pasture breeding and planting module (1).
Specifically, in the fecal treatment module (3) of the ecological cycle culture system, after fecal liquid and residue are separated, the liquid part is used for preparing the foliar fertilizer; the method for treating the manure residues after the manure residues are partially treated is used for culturing hermetia illucens, and comprises the following steps: controlling the water content of the fecal residue to be less than 60%, adding a composite microbial inoculum for anaerobic fermentation, controlling the fermentation humidity to be 60-65 ℃, the fermentation temperature to be 60-65 ℃ and the fermentation time to be 10-20 h. The composite microbial inoculum consists of the following strains in proportion: bacillus subtilis: high temperature actinomycetes: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: bacillus cereus, cery polyporus = 2-5: 3-8: 2 to 7:1 to 4:1 to 6:2 to 5:1 to 3:1 to 4, and the number of effective viable bacteria is 1.0X10 9 cfu/mL。
In the foliar fertilizer manufacturing module (4) of the ecological cycle culture system, the foliar fertilizer manufacturing method comprises the following steps: and removing large-particle waste from the liquid part after the fecal liquid and slag separation through primary precipitation, adding polyaluminium chloride and polymeric ferric sulfate, rapidly stirring, adding bicarbonate to perform coagulating sedimentation, and performing anaerobic fermentation. The mass volume ratio of the urine to the polyaluminium chloride to the polyaluminium sulfate to the bicarbonate is 100L: 8-15 g: 25-40 g: 1-3 g. The basicity of the flocculation precipitation is controlled to be 45-85%.
In the livestock treatment module (5) for dying of illness of the ecological cycle breeding system, the livestock for dying of illness is used for black soldier fly breeding after being subjected to biological fermentation cadaver treatment. The biological fermentation cadaver treatment method comprises the following steps: firstly, loading livestock manure residues with the water content of 10-20% and cultured protein insects into chest cavities of dead livestock, simultaneously laying padding with compound fermentation bacteria at the bottom of a fermentation tank, putting the dead livestock into the fermentation tank, covering the surface of the livestock with the manure residues with the water content of 10-20 cm and the compound fermentation bacteria, controlling the fermentation temperature to be 60-65 ℃ and the humidity to be 60-70%, and fermenting for 20-30 days; the composite fermentation bacteria comprise the following strains in proportion: bacillus subtilis: bacillus licheniformis: bacillus cereus: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: microglobule = 1-3: 2 to 8: 3-8: 1 to 3:2 to 8:2 to 4:1 to 3:1 to 4.
In addition, the hermetia illucens culture module (6) of the ecological cycle culture system comprises hermetia illucens culture and culture waste gas treatment, and the culture method comprises the following steps: after the fecal residue is treated by the fecal treatment module (3), the fecal residue is uniformly mixed with wheat bran, humus, brown sugar and clostridium butyricum according to the following mass ratio: livestock manure: wheat bran: humus: brown sugar and clostridium butyricum 800-1000: 40-60: 20-40: 4 to 5: 1-3, controlling the water content to be 60-70%; then 1-2 g of black soldier fly initially hatched larvae are inoculated into each 1kg of black soldier fly breeding bait, and the black soldier fly mature larvae are obtained by culturing for 6-8 days at 25-35 ℃ and screening.
The treatment method of the black soldier fly culture waste gas comprises the following steps: pumping the culture waste gas in the hermetia illucens culture environment, heating the spraying liquid to 60-70 ℃, spraying the pumped waste gas, precipitating and filtering the mixed liquid after spraying, heating the filtered liquid to 60-70 ℃ and spraying the waste gas as spraying liquid again, and repeating the steps for 4-5 times, wherein the discharged gas meets the national gas emission standard.
In the fertilizer and water material manufacturing module (7) of the ecological cycle culture system, the fertilizer and water material comprises the following components in percentage by mass of 90-99: 1-10, wherein the raw materials comprise the following components in percentage by mass: 70 to 87 percent of manure, 4 to 6 percent of peat soil, 4 to 6 percent of lignite, 1 to 3 percent of diatomite, 1 to 3 percent of zeolite powder, 0.5 to 1.5 percent of ammonium sulfate, 0.5 to 1.5 percent of calcium phosphate, 0.5 to 1.5 percent of potassium fulvate, 0.5 to 1.5 percent of sodium humate, 0.5 to 1.5 percent of calcium peroxide and 0.5 to 1.5 percent of sodium perborate; the fermentation material comprises the following components in percentage by mass: 0.5 to 1.5: 2-4 of composite probiotics, chitosan oligosaccharide and molasses.
The preparation method of the fertilizer and water material comprises the following steps: firstly, uniformly mixing the raw materials according to a proportion; mixing half of the fermented materials, diluting with warm water at 38-42 ℃, adding the mixture into the raw material mixture, regulating the humidity to 60-70%, carrying out stacking fermentation, and keeping the fermentation temperature at 60-65 ℃ for 72 hours, thus finishing primary fermentation and decomposition; then screening the other half of the fermentation materials by 70-90 meshes, mixing, diluting with warm water at 38-42 ℃, adding the mixture into a primary fermentation product, and carrying out secondary fermentation under the same fermentation conditions; and then sun-drying, crushing, screening with 70-90 meshes, and granulating to obtain the fertilizer water material.
In the locust cultivation module (9) of the ecological cycle cultivation system, the rest grass stalks can be fermented to obtain fermented feed for livestock cultivation; the fermenting bacteria agent of the grass stalk is prepared from the following components in percentage by mass: 15-20% of bacillus subtilis, 12-18% of clostridium butyricum, 10-20% of saccharomycetes, 15-30% of lactic acid bacteria, 10-15% of bacillus cereus, 9-12% of microsporidian, 7-15% of protease and 7-15% of cellulose.
The breeding method of the earthworm breeding module (10) of the ecological cycle breeding system, namely the preparation method of the earthworm neutral fertilizer, comprises the following steps: firstly, grasses are used for feeding locust; then, the grasshoppers eat the rest grass stalks, are dried and ground into powder, and then are mixed with sterilized grasshopper manure to obtain earthworm breeding materials; after the earthworm cultivation is completed, the earthworms are obtained through screening, and the residual matrix is wormcast neutral fertilizer.
In the system, the pasture cultivation and planting module utilizes natural solar energy to obtain pasture resources, the pasture is utilized to cultivate livestock, locust, aquatic products and poultry, and the subsequent cultivation module basically recycles the residual excrement outside the obtained cultivation products, finally obtains neutral fertilizer and foliar fertilizer, and returns the neutral fertilizer and foliar fertilizer to pasture planting, thereby forming real zero-pollution emission circulating ecological cultivation, and totally obtaining the following products: livestock, insect proteins (including locust, hermetia illucens, and earthworm), aquatic products, and fowl. And the foliar fertilizer and the earthworm neutral fertilizer obtained in the system can be used for agricultural planting in addition in some cases.
In the system, pasture can replace at least 30% of livestock feed, so that the feed is saved, the breeding cost is reduced, the nutrition component is high, the growth of livestock can be obviously accelerated, the growth performance and slaughtering performance of pigs can be obviously improved, the immunity can be improved, the balance of intestinal flora can be maintained, the intestinal health can be improved, the meat quality can be improved, the residue can be reduced, the meat quality and the safety can be improved, and the breeding economic benefit can be improved. During aquaculture, the crushed hybrid pasture is periodically fed into the water body on the basis of feed feeding, so that the immunity and survival rate of fishes and shrimps can be improved, and the meat quality is improved. Before the water enters the pond, fertilizer water is sprayed into the aquaculture water for 2-5 days, and the water is maintained in the period, so that the water quality can be obviously improved, harmful substances in the water are removed, the reproduction of harmful algae and pathogenic bacteria is produced, the diseases are reduced, the microecological balance of the water is maintained, and the environment of the aquaculture water is restored. Meanwhile, poultry are mixedly raised on the culture water body, so that the benefit can be maximized. Meanwhile, the method can also produce protein insect products such as hermetia illucens, locust, earthworm and the like.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (7)
1. An ecological cycle cultivation system is characterized by comprising the following modules: the forage grass cultivation and planting module (1), the livestock cultivation module (2), the fecal treatment module (3), the foliar fertilizer production module (4), the livestock treatment module (5) for dying of illness, the hermetia illucens cultivation module (6), the fertilizer water production module (7), the aquatic product and/or poultry cultivation module (8), the locust cultivation module (9) and the earthworm cultivation module (10); the pasture obtained by the pasture cultivation and planting module (1) can be used by a livestock cultivation module (2), a locust cultivation module (9) and an aquatic and/or poultry cultivation module (8); the excrement discharged by the livestock breeding module (2) enters the excrement treatment module (3) for liquid-residue separation, the liquid part enters the foliar fertilizer preparation module (4), the excrement residue is used for the hermetia illucens breeding module (6) after being fermented, the rest excrement after the hermetia illucens breeding enters the fertilizer water material preparation module (7), and the obtained fertilizer water material is used for the aquatic product and/or poultry breeding module (8); the rest grass stalks and the manure of the locust cultivation module (9) are used for the earthworm cultivation module (10), and the rest wormcast is the earthworm neutral fertilizer; in addition, the foliar fertilizer prepared by the foliar fertilizer preparation module (4) and the earthworm neutral fertilizer prepared by the earthworm breeding module (10) are returned to the pasture breeding and planting module (1);
wherein, the pasture in the pasture cultivation and planting module (1) is a hybridization offspring taking pennisetum hydridum as a female parent and pennisetum alopecuroides as a male parent, and then the hybrid is hybridized with sweet sorghum between distant genera, and the obtained hybrid pasture is cultivated;
the cultivation method of the hybrid forage grass comprises the following steps:
s1, using pennisetum hydridum as raw materialPennisetum sineseRoxb) is used as female parent and pennisetum root is used as male parentPennisetum alopecuroides (l.) spreng.) as male parent to obtain hybrid offspring, designated hybrid pennisetum hydridum;
s2, planting a row of hybrid pennisetum hydridum and sweet sorghum in a low-distance mode by utilizing the height difference of the terraces, and planting a row of sweet sorghum in a high-distance mode;
s3, adjusting flowering time according to different flowering time of the two varieties, enabling the hybrid pennisetum hydridum and the sweet sorghum to bloom simultaneously, culturing a plurality of bees on the field stalks, and hybridizing by bee and natural pollination;
s4, after the flowering period of the hybrid pennisetum hydridum, obtaining first-generation hybrid forage grass seeds, and selecting the first-generation hybrid forage grass seeds with full grains;
s5, sowing and planting the first-generation hybrid pasture seeds to obtain the first-generation hybrid pasture;
s6, planting sweet sorghum in the high-low terrace rows of the first-generation hybrid pasture, adjusting flowering time to enable the first-generation hybrid pasture and the sweet sorghum to bloom simultaneously, and hybridizing by using bees and natural pollination;
s7, after the flowering period of the first-generation hybrid forage grass, obtaining the second-generation hybrid forage grass seeds; selecting full seeds, performing multipoint test and screening to obtain excellent pasture seeds with high growth speed, thick grass diameter, high sugar content, big and tender leaves and sweet juice, and marking the excellent pasture seeds as hybrid pasture;
after the excrement liquid and slag are separated in the excrement treatment module (3), the liquid part is used for preparing the foliar fertilizer; the method for treating the manure residues after the manure residues are partially treated is used for culturing hermetia illucens, and comprises the following steps: controlling the water content of the manure to be less than 60%, adding a composite microbial inoculum for anaerobic fermentation, controlling the fermentation humidity to be 60-65 ℃, the fermentation temperature to be 60-65 ℃ and the fermentation time to be 10-20 h;
the manufacturing method of the foliar fertilizer in the foliar fertilizer manufacturing module (4) comprises the following steps: removing large-particle waste from the liquid part after the fecal liquid and slag separation through primary precipitation, adding polyaluminium chloride and polymeric ferric sulfate, rapidly stirring, adding bicarbonate to perform coagulating sedimentation, and performing anaerobic fermentation;
the dead livestock in the dead livestock treatment module (5) is subjected to biological fermentation cadaver treatment and then is used for culturing hermetia illucens;
the hermetia illucens culture module (6) comprises hermetia illucens culture and culture waste gas treatment, and the culture method comprises the following steps: after the fecal residue is treated by the fecal treatment module (3), the fecal residue is uniformly mixed with wheat bran, humus, brown sugar and clostridium butyricum according to the following mass ratio: livestock manure: wheat bran: humus: brown sugar: clostridium butyricum is 800-1000: 40-60: 20-40: 4 to 5: 1-3, controlling the water content to be 60-70%; then 1-2 g of black soldier fly initially hatched larvae are inoculated according to each 1kg of black soldier fly breeding baits, and the black soldier fly mature larvae are obtained by culturing for 6-8 days at 25-35 ℃ and screening;
the breeding method of the earthworm breeding module (10), namely the preparation method of the earthworm neutral fertilizer, comprises the following steps: firstly, grasses are used for feeding locust; then, the grasshoppers eat the rest grass stalks, are dried and ground into powder, and then are mixed with sterilized grasshopper manure to obtain earthworm breeding materials; after the earthworm cultivation is completed, the earthworms are obtained through screening, and the residual wormcast is wormcast neutral fertilizer.
2. The ecological cycle culture system according to claim 1, wherein the biological fermentation cadaver treatment method comprises the following steps: firstly, loading livestock manure residues with the water content of 10-20% and cultured protein insects into chest cavities of dead livestock, simultaneously laying padding with compound fermentation bacteria at the bottom of a fermentation tank, putting the dead livestock into the fermentation tank, covering the surface of the livestock with the manure residues with the water content of 10-20 cm and the compound fermentation bacteria, controlling the fermentation temperature to be 60-65 ℃ and the humidity to be 60-70%, and fermenting for 20-30 days; the composite fermentation bacteria comprise the following strains in proportion: bacillus subtilis: bacillus licheniformis: bacillus cereus: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: microglobule = 1-3: 2 to 8: 3-8: 1 to 3:2 to 8:2 to 4:1 to 3:1 to 4.
3. The ecological cycle cultivation system as claimed in claim 1, wherein the rest grass stalks in the locust cultivation module (9) are fermented to obtain fermented feed for livestock cultivation; the fermenting bacteria agent of the grass stalk is prepared from the following components in percentage by mass: 15-20% of bacillus subtilis, 12-18% of clostridium butyricum, 10-20% of saccharomycetes, 15-30% of lactic acid bacteria, 10-15% of bacillus cereus, 9-12% of microsporidian, 7-15% of protease and 7-15% of cellulose.
4. The ecological cycle cultivation system according to claim 1, wherein in the step S2, the distance between the hybrid pennisetum hydridum and each hybrid pennisetum hydridum is 5-15cm, the distance between the hybrid pennisetum hydridum and each hybrid pennisetum hydridum is 15-30cm, and the row distance between the hybrid pennisetum hydridum and the sweet sorghum is 15-40cm.
5. The ecological cycle culture system according to claim 1, wherein the composite microbial inoculum is composed of the following strains in proportion: bacillus subtilis: high temperature actinomycetes: clostridium butyricum: yeast: lactic acid bacteria: streptomyces sp: bacillus cereus: microglobule = 2-5: 3-8: 2 to 7:1 to 4:1 to 6:2 to 5:1 to 3:1 to 4, and the number of effective viable bacteria is 1.0X10 9 cfu/mL。
6. The ecological cycle cultivating system according to claim 2, wherein the content of the composite zymogen in the biological fermentation cadaver treatment method is 0.1-0.4% of padding or manure.
7. The ecological cycle breeding system according to claim 1, wherein the method for treating the black soldier fly breeding waste gas comprises the following steps: pumping the culture waste gas in the hermetia illucens culture environment, heating the spraying liquid to 60-70 ℃, spraying the pumped waste gas, precipitating and filtering the mixed liquid after spraying, heating the filtered liquid to 60-70 ℃ and spraying the waste gas as spraying liquid again, and repeating the steps for 4-5 times, wherein the discharged gas meets the national gas emission standard.
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| CN110012779B (en) * | 2019-04-24 | 2021-02-19 | 安徽黄河水处理科技股份有限公司 | Method for preparing edible fungus culture medium by using hermetia illucens manure |
| CN110122023B (en) * | 2019-05-30 | 2021-11-05 | 菏泽学院 | Method for biotransformation of cow breeding manure waste liquid by combining earthworm and edible fungus residue and compounding synergistic fertilizer |
| CN112741049A (en) * | 2021-01-14 | 2021-05-04 | 河南农业大学 | Modularized heatable Hermetia illucens breeding trough and application thereof |
| CN112919934B (en) * | 2021-01-25 | 2022-11-15 | 曲颖 | Earthworm manure automatic collection processingequipment |
| CN112772574B (en) * | 2021-02-01 | 2022-09-13 | 吉林农业大学 | Method for breeding earthworms based on deer feces |
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