CN109007284A - A method of protein feed is prepared using black soldier flies processing pig manure - Google Patents

A method of protein feed is prepared using black soldier flies processing pig manure Download PDF

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CN109007284A
CN109007284A CN201810903491.9A CN201810903491A CN109007284A CN 109007284 A CN109007284 A CN 109007284A CN 201810903491 A CN201810903491 A CN 201810903491A CN 109007284 A CN109007284 A CN 109007284A
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pig manure
black soldier
soldier flies
protein feed
weight
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尹奇志
罗文峰
张鸿
朱鹏程
李小芳
李安定
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Hunan Bai Yi Animal Husbandry Technology Co Ltd
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Hunan Bai Yi Animal Husbandry Technology Co Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/20Animal feeding-stuffs from material of animal origin
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K67/00Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
    • A01K67/033Rearing or breeding invertebrates; New breeds of invertebrates
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/10Animal feeding-stuffs obtained by microbiological or biochemical processes
    • A23K10/12Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/10Animal feeding-stuffs obtained by microbiological or biochemical processes
    • A23K10/16Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions
    • A23K10/18Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions of live microorganisms
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/20Animal feeding-stuffs from material of animal origin
    • A23K10/26Animal feeding-stuffs from material of animal origin from waste material, e.g. feathers, bones or skin
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/30Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/30Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/37Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/163Sugars; Polysaccharides
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K50/00Feeding-stuffs specially adapted for particular animals
    • A23K50/90Feeding-stuffs specially adapted for particular animals for insects, e.g. bees or silkworms
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87Re-use of by-products of food processing for fodder production

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Abstract

It is disclosed by the invention a kind of using the black soldier flies processing pig manure method for preparing protein feed, it is related to environmental protection in cultivation industry and resource regeneration technical field, preparation step is as follows: (1), pig manure pretreatment;(2), pig manure just ferments;(3), pig manure recurs ferment;(4), compost is prepared;(5), black soldier flies culture;(6) it sieves;(7), prepared by protein feed.Have the characteristics that the problem of not only can solve pig manure pollution environment but also can increase high protein feed source, realize ecological agriculture benign development, the method for the invention for preparing protein feed using black soldier flies processing pig manure can both handle pig manure, can also handle livestock and poultry feces;Using protein feed prepared by method of the invention, raising domestic animal pig can be not only used for, it can also be used to raise chicken and duck, it may also be used for aquaculture.

Description

A method of protein feed is prepared using black soldier flies processing pig manure
Technical field
It is especially a kind of to utilize black soldier flies the present invention relates to the environmental protection and resource regeneration technical field in cultivation industry The method that processing pig manure prepares protein feed.
Background technique
Black soldier flies (Hermetia illucens L.) are Diptera Stratiomyidae insects, are distributed in the torrid zone and Temperate Region in China, Feeding behaviour only occurs in larval stage.Its larva scavenging, foraging territories are wide, can be with rotten plant, garbage, animal Corpse, excrement are made a living, and are the important links of nature food chain.
With the expansion of pig raising industry, intensive, scale reinforcement, the yield of pig manure is also in continuous dosage, not only The development of industry is seriously affected, the ecological environment on cultivation periphery is also seriously affected.Traditional compost treatment, time length, low efficiency. In recent years, starting with black soldier flies processing pig manure, the remaining organic substance of pig manure can be converted to the nutriment of itself, The nutrient fodder that high protein can be produced again realizes the beneficial circulation of the ecological agriculture.
Chinese patent (number of patent application 201410132006.4) is disclosed " a kind of to dispose pig manure using black soldier flies larva Short-cut method ", pork chop go out fecaluria leak down from the leakage dropping-board of pig lavatory, fall into lower section faces-collecting groove in, the pig of solid portion Excrement carries out feeding digestion by black soldier flies larva, is converted into insect protein;The pig urine of liquid portion penetrates into the bacterium of nylon gauze lower part Bed carries out digestion process by the beneficial microbe in bacterium bed.After black soldier flies are mature, harvested, changed by removing nylon gauze Upper new nylon gauze carries out circular treatment with new black soldier flies larva is added, in this way, it is possible to low cost, contamination-freely resource Change a large amount of pig manure pigs that processing dispersion generates to urinate, so that the large and medium-sized pig farm for intensive culture provides cleaning, safe Disposal of Contaminants scheme.
Another Chinese patent (number of patent application 201510985371.4) is disclosed " a kind of to dispose livestock and poultry using black soldier flies The method of excrement production insect protein feed ", comprising the following steps: the quantity such as male, the female pupa of black soldier flies are put into vertical by a. simultaneously In body nylon gauze, feed basin and basin are put into net immediately after there is emerging adult;And oopod is placed in net and is received Collect black soldier flies ovum;B. under the control of 23 DEG C~28 DEG C conditions, with meridic diet, after the black soldier flies egg hatching being collected into, It cultivates to 3 instar larvaes;C. 3 instar larvaes are transferred directly to progress excrement disposition in the processing pond equipped with feces of livestock and poultry;D. locating The periphery for managing pond, which is placed, receives worm barrel, will enter the mature larva received in worm bucket and collect kill, re-dry crushes to obtain insect Protein feed.This method provides a kind of good insect protein feed, promotees while the serious pollution problem of solution feces of livestock and poultry Into effective use of the insect protein in animal husbandry and fishery industry, the way for solving the current protein feed resource shortage in China is become One of diameter.
It is disclosed " a kind of to carry out pig manure using black soldier flies that there are also Chinese patents (number of patent application 201611176987.8) The method of recycling treatment ", comprises the following steps that: (1) mixing pig manure with oil meal to adjust the moisture of pig manure and contain Amount;(2) initial fermentation is carried out to mixture using bacillus subtilis, and is further fermented using saccharomyces cerevisiae;(3) according to one Certainty ratio puts into black soldier flies larva into the mixture after fermentation and is raised;(4) black soldier flies children is collected after breeding cycle Worm and worm sand.Operation of the present invention is simple, and pig manure recycling treatment process is quick.After the above process, pig manure and oil plant Grouts are converted into growth and its excreta worm sand of black soldier flies larva polypide, and pig is not detected in black soldier flies larva and worm sand Remaining tetracycline antibiotics (terramycin, aureomycin and tetracycline) in excrement.This method can not only solve the environment of pig manure The problems such as pollution, antibiotic residue and human health, additionally it is possible to which black soldier flies children full of nutrition is provided for feed and fertilizer industry Worm and worm sand.
Summary of the invention
It not only can solve the problem of pig manure pollutes environment the purpose of the present invention is to provide one kind but also can increase high protein feed Source, the swine manure treatment method for realizing ecological agriculture benign development.
To achieve the above object, the technical solution adopted by the present invention is that inventing a kind of utilization black soldier flies processing pig manure preparation The method of protein feed, preparation step are as follows:
(1), pig manure pre-processes: pig manure is first subjected to pig manure slag and pig urcine separates, then pig manure slag is put into processing pond, The leaves of plants slurry that mass fraction is 45-55% is added in pig manure slag by the weight ratio for accounting for pig manure slag 5.5-8.5% again, It stirs evenly, becomes just mixing;Then it is sprinkled into plant ash on first mixing surface, with a thickness of the 1.5-2.5% of first mixing thickness, sealed, 8-12h is handled at 45-55 DEG C, becomes just processing material;Thereafter, with the sodium carbonate-bicarbonate of mass fraction 10.5-15% The pH value that buffer solution is adjusted to just processing material is 7.5-8.5, stirs evenly, then handle through dewaterer to agglomerating state is held, becomes Pre-process pig manure;
(2), pig manure just ferments: will account for the mushroom culture waste offcuts, 3.5-5.5% for pre-processing pig manure weight 8-12.5% Vegetable root powder, 4.0-5.5% pericarp slurry be added pretreatment pig manure in, stir evenly, then with mass fraction be 35-45% plant it is more The sugar content ratio that sugar juice is adjusted in pretreatment pig manure is 0.5-2.5g/kg, then encapsulation process to internal batch temperature To 35-42 DEG C, just fermentation pig manure is obtained;
(3), pig manure recurs ferment: will account for the biological feedstuff microbial inoculum of first fermentation pig manure weight 1.2-2.6% (using Beijing mind The biological feedstuff microbial inoculum of Nong Cai standing grain Biotechnology Co., Ltd production), the pig urcine of 5-8.5% be added in just fermentation pig manure, stir It is even, it is sealed by fermentation processing 10-14h in the environment of 25-30 DEG C of temperature, relative humidity 60-80%, obtains multiple fermentation pig manure;
(4), compost is prepared: by multiple fermentation pig manure, pulp powder, plant polyose, dextrine powder by 6-10:1:0.2-0.4: 0.5 weight ratio mixing, is adjusted to moisture content in 60-75% with clear water, becomes compost;
(5), black soldier flies culture: compost is tiled into the culture vessel of incubator, with a thickness of culture vessel depth 1/3-2/3;Then it is young in 25-32 DEG C, relative humidity 55-80%, then by the black soldier flies in 1-3 age to control the temperature in incubator Worm is seeded in compost in the ratio of 180-250/kg compost, is handled 8-12 days, during which every 1-2 days, with quality point Number is that the plant polyose solution of 1.2-3.5% is sprinkled into compost, and dosage is the 12-18% of compost weight, and controls culture Moisture content in material is in 60-75%;Collecting vessel is placed in the bottom of culture vessel simultaneously, what collection was climbed out of from culture vessel Black soldier flies;
(6), it sieves: after black soldier flies culture is complete, dry plant bark powder being added in compost, agitation to compost In moisture content less than 30% when, compost is sieved, the black soldier flies that collection screen branches away, and with collected in collecting vessel Black soldier flies merge;
(7), prepared by protein feed: the black soldier flies of collection (including at, larva) being killed, dry, are crushed to get egg White feed.
The leaves of plants slurry is that liposoluble ingredient content is made after 2.5% or more leaves of plants is mixed with clear water Standby slurry;The leaves of plants includes one of loguat leaf, the leaf of bamboo, mulberry leaf, rosemary leave or a variety of, when being two or more When, it the parts by weight such as the ratio of each component is.
The vegetable root powder is to clean vegetable root, dries or dries in the shade to moisture less than 10%, then be crushed to 40 mesh with On form;Vegetable root used be one of radish root, Pemisetum flaccidum Griseb, Radix spinach, Herba Apii graveolentis root or it is a variety of be prepared, when being two Kind or more when, the parts by weight such as the ratio of each component is.
The pericarp slurry is that the clear water mixed processing of pericarp and identical weight is added and accounted at slurries more than 20 mesh The plant catabolic enzyme of pericarp weight 0.2-0.35% handles 10-16h at 20-28 DEG C and forms;The pericarp includes banana One of skin, orange peel, watermelon peel, waxgourd peel are a variety of, when to be two or more, the parts by weight such as the ratio of each component is.
The pulp powder is pulp (can be maturation, be also possible to have rotted or underdone) through 50-65 DEG C of temperature After flooding 30-45min, filtering, then by the pomace of collection through drying, be crushed to the powder of 60 mesh or more;The pulp packet One of pear, shaddock, citrus, watermelon or a variety of are included, when to be two or more, the parts by weight such as the ratio of each component is.
The plant polyose is one of polyoses content in 20% or more mulberry leaf polysaccharide, lentinan, astragalus polyose Kind or two kinds or more by etc. parts by weight mix.
Pig urcine described in step (3) is to be added to account for its weight 1.3- into pig urcine described in step (1) 1.55%, mass fraction is the sodium carbonate-bicarbonate buffer solution of 5.5-8.5%, handles 4-7h naturally and forms.
The plant bark powder is that the plant bark of aromatics is crushed to 100 mesh to form, the plant bark packet Include one of cinnamomum camphora bark, laurel bark, fruit of a cubeb litsea tree bark, oil tea bark or a variety of, when to be two or more, each component Proportion for etc. parts by weight.
The 1-3 instar larvae is to cultivate as follows: first drying first fermentation pig manure or dries in the shade or dry To moisture less than 20%, it is then crushed to the first fermentation pig manure fine powder of 80 mesh or more;First fermentation pig manure fine powder is tiled to connecing again In kind container, with a thickness of 8-15cm, then black soldier flies worm's ovum and first fermentation pig manure fine powder are connect in the ratio of 200-240/kg Enter in just fermentation pig manure fine powder, control environment temperature is 20-30 DEG C, relative humidity 45-60%, simultaneously by black soldier flies egg hatch It cultivates to 1-3 instar larvae.
The method for preparing protein feed using black soldier flies processing pig manure of the invention has compared with existing similar technique Following characteristics:
First is that by the pretreatment to pig manure, before leaves of plants slurry and carbonate buffer solution containing liposoluble ingredient After be added, the harmful substance in pig manure is efficiently neutralized, it is effectively removed, is reduced in subsequent operation to environment and behaviour Make the influence of personnel.
Second is that so that the substance in pig manure is further decomposed and is melted by the fermenting twice of pig manure, the shape of substance State also becomes the material of semifluid shape, convenient for the abundant feeding and digestion of subsequent black soldier flies larva.
Thus, the method for the invention for preparing protein feed using black soldier flies processing pig manure not only makes pig manure residual and ring Border pollution problem can be resolved, while can also produce the complete and harmless protein feed of multiple nutritional components, so as to reality The two-win of existing ecological benefits and economic benefit.
Following table 1 is to prepare egg prepared by the method for protein feed using black soldier flies processing pig manure using of the invention The main ingredient of white feed detects table:
Table 1: the main ingredient of protein feed detects table (100 grams of dry matters)
It can be seen that from the data of table 1 above and prepare protein feed using black soldier flies processing pig manure using of the invention The content of protein feed prepared by method, crude fat, crude fat and amino acid is relatively high, and vitamin B1 and vitamin The content of E is also relatively high, microelement also rich in, meanwhile, three kinds of tetracycline antibiotics are not detected.
Specific embodiment
With reference to embodiments, the present invention is further illustrated.Following explanation be by the way of enumerating, but this The protection scope of invention should not be limited to thoses mentioned above.
Embodiment:
The method for preparing protein feed using black soldier flies processing pig manure of the present embodiment, preparation process are as follows:
(1), auxiliary material prepares:
(1), prepared by leaves of plants slurry:
Parts by weight, the liposoluble ingredient content such as take in 2.5% or more loguat leaf, the leaf of bamboo, mulberry leaf, rosemary leave and clear water Mixing is prepared into the leaves of plants slurry that mass fraction is 50%, spare;
(2), prepared by vegetable root powder:
It radish root, Pemisetum flaccidum Griseb, Radix spinach, the Herba Apii graveolentis root of parts by weight such as takes, cleans, dry or dry in the shade to moisture less than 10%, It is crushed to 40 mesh or more again to get vegetable root powder, it is spare;
(3), pericarp slurry preparation:
It banana skin, orange peel, watermelon peel, the waxgourd peel of parts by weight such as takes to mix with the clear water of identical weight, is processed into 20 Slurry more than mesh adds the pectin decomposing enzyme for accounting for pericarp weight 0.28%, handles 13h at 25 DEG C, obtains pericarp slurry, standby With;
(4), prepared by pulp powder:
Pear, shaddock, citrus, the watermelon for the parts by weight such as taking, after 60 DEG C of warm water extract 32min, filtering, then will receive The pomace of collection through drying, be crushed to the pulp powders of 60 mesh or more, it is spare;
(5), prepared by plant polyose:
It the parts by weight, polyoses content such as takes to mix in 20% or more mulberry leaf polysaccharide, lentinan, astragalus polyose, obtains plant Polysaccharide, it is spare;
(6), pig urcine is handled:
It is added into pig urcine described in step (1) and accounts for its weight 1.4%, sodium carbonate-carbonic acid that mass fraction is 7% Hydrogen sodium buffer solution handles 6h naturally, obtains processing pig urcine, spare;
(7), prepared by plant bark powder:
It parts by weight, the cinnamomum camphora bark of aromatics, laurel bark, the fruit of a cubeb litsea tree bark, oil tea bark such as takes, is crushed to 100 mesh, Plant bark powder is obtained, it is spare;
(8), 1-3 instar larvae prepares:
First by first fermentation pig manure drying to moisture less than 20%, the first fermentation pig manure for being then crushed to 80 mesh or more is thin Powder;First fermentation pig manure fine powder is tiled into inoculation container again, with a thickness of 12cm, then by black soldier flies worm's ovum and first fermentation pig manure Fine powder is accessed in just fermentation pig manure fine powder in the ratio of 220/kg, and control environment temperature is 25 DEG C, relative humidity 55%, will Black soldier flies egg hatch is simultaneously cultivated to 1-3 instar larvae, spare;
(2), prepared by protein feed:
(1), pig manure pre-processes:
Pig manure is first subjected to pig manure slag and pig urcine separates, then pig manure slag is put into processing pond, then be by mass fraction 50% leaves of plants slurry is added in pig manure slag by the weight ratio for accounting for pig manure slag 7%, is stirred evenly, and just mixing is become;Then first Mixing surface is sprinkled into plant ash (ash that straw or corn stover or broomcorn straw or wheat stalk are burnt into), with a thickness of first mixing The 2% of thickness, sealing, handles 10h at 50 DEG C, becomes just processing material;Thereafter, with sodium carbonate-carbonic acid of mass fraction 13% The pH value that hydrogen sodium buffer solution is adjusted to just processing material is 8.0, stirs evenly, then handle through dewaterer to agglomerating state is held, becomes Pre-process pig manure;
(2), pig manure just ferments:
The vegetable root powder of the mushroom culture waste offcuts, 4.5% that pre-process pig manure weight 10%, 4.8% pericarp slurry will be accounted for It is added in pretreatment pig manure, stirs evenly, then be adjusted to containing in pretreatment pig manure with the plant polyose solution that mass fraction is 40% Sugar amount ratio is 1.5g/kg, and then encapsulation process to internal batch temperature obtains just fermentation pig manure to 38 DEG C;
(3), pig manure recurs ferment:
The biological feedstuff that first fermentation pig manure weight 1.8% will be accounted for, produced by Beijing legendary god of farming Cai He Biotechnology Co., Ltd Microbial inoculum, 6.5% processing pig urcine be added just in fermentation pig manure, stir evenly, in the environment of 28 DEG C of temperature, relative humidity 70% It is sealed by fermentation processing 12h, obtains multiple fermentation pig manure;
(4), compost is prepared:
Multiple fermentation pig manure, pulp powder, plant polyose, dextrine powder are mixed by the weight ratio of 8:1:0.3:0.5, use clear water Moisture content is adjusted to 68%, becomes compost;
(5), black soldier flies culture:
Compost is tiled into the culture vessel of incubator, with a thickness of the 1/2 of culture vessel depth;Then control culture Temperature in case is connect in 28 DEG C, relative humidity 65%, then by the black soldier flies larva in 1-3 age in the ratio of 220/kg compost Kind is handled 10 days into compost, during which every 1-2 days, is sprinkled into culture with the plant polyose solution that mass fraction is 2.5% In material, dosage is the 15% of compost weight, and controls the moisture content in compost 68%;Simultaneously at the bottom of culture vessel Collecting vessel is placed in portion, collects the black soldier flies climbed out of from culture vessel;
(6), it sieves: after black soldier flies culture is complete, dry plant bark powder being added in compost, agitation to compost In moisture content less than 30% when, compost is sieved, the black soldier flies that collection screen branches away, and with collected in collecting vessel Black soldier flies merge;
Due to the smell that added plant bark powder can give out a sweet perfume, has the function of expelling parasite;Meanwhile black soldier flies It does not like and lives in a dry environment yet, thus, after adding plant bark powder, black soldier flies can be promoted actively to climb out of culture and held Device, consequently facilitating the workload with the subsequent screening of reduction.Screening out the black soldier flies excrement come can be used as the original for preparing organic fertilizer Material.
(7), prepared by protein feed:
The black soldier flies of collection are killed at larva, dried, are crushed to get protein feed.
The method for preparing protein feed using black soldier flies processing pig manure of the invention, can both handle pig manure, can also handle poultry Brid guano is dirty;Using protein feed prepared by method of the invention, raising domestic animal pig can be not only used for, it can also be used to raise chicken and duck, also It can be used for aquaculture.

Claims (9)

1. a kind of method for preparing protein feed using black soldier flies processing pig manure, which is characterized in that preparation step is as follows:
(1), pig manure pre-processes: pig manure first being carried out pig manure slag and pig urcine separates, then pig manure slag is put into processing pond, then will The leaves of plants slurry that mass fraction is 45-55% is added in pig manure slag by the weight ratio for accounting for pig manure slag 5.5-8.5%, is stirred evenly, As first mixing;Then it is sprinkled into plant ash on first mixing surface, with a thickness of the 1.5-2.5% of first mixing thickness, sealing, in 45- 8-12h is handled at 55 DEG C, becomes just processing material;Thereafter, molten with the sodium carbonate-bicarbonate buffering of mass fraction 10.5-15% The pH value that liquid is adjusted to just processing material is 7.5-8.5, stirs evenly, then handle through dewaterer to agglomerating state is held, becomes pretreatment Pig manure;
(2), pig manure just ferments: will account for the mushroom culture waste offcuts of pretreatment pig manure weight 8-12.5%, the vegetables of 3.5-5.5% Root powder, 4.0-5.5% pericarp slurry be added pretreatment pig manure in, stir evenly, then with mass fraction be 35-45% plant polyose it is molten The sugar content ratio that liquid is adjusted in pretreatment pig manure is 0.5-2.5g/kg, then encapsulation process to internal batch temperature to 35- 42 DEG C, obtain just fermentation pig manure;
(3), pig manure recurs ferment: will account for the biological feedstuff microbial inoculum of first fermentation pig manure weight 1.2-2.6%, the pig urcine of 5-8.5% It is added in just fermentation pig manure, stirs evenly, processing 10- is sealed by fermentation in the environment of 25-30 DEG C of temperature, relative humidity 60-80% 14h obtains multiple fermentation pig manure;
(4), compost is prepared: by multiple fermentation pig manure, pulp powder, plant polyose, dextrine powder by 6-10:1:0.2-0.4:0.5's Weight ratio mixing, is adjusted to moisture content in 60-75% with clear water, becomes compost;
(5), black soldier flies culture: compost is tiled into the culture vessel of incubator, with a thickness of the 1/3- of culture vessel depth 2/3;Then the temperature controlled in incubator is pressed in 25-32 DEG C, relative humidity 55-80%, then by the black soldier flies larva in 1-3 age The ratio of 180-250/kg compost is seeded in compost, is handled 8-12 days, during which every 1-2 days, is with mass fraction The plant polyose solution of 1.2-3.5% is sprinkled into compost, and dosage is the 12-18% of compost weight, and controls in compost Moisture content in 60-75%;Collecting vessel is placed in the bottom of culture vessel simultaneously, collects the Heisui River climbed out of from culture vessel Horsefly;
(6), it sieves: after black soldier flies culture is complete, dry plant bark powder being added in compost, is stirred into compost When moisture content is less than 30%, compost is sieved, the black soldier flies that collection screen branches away, and black with being collected in collecting vessel Stratiomyiid merges;
(7), prepared by protein feed: the black soldier flies of collection being killed, dry, are crushed to get protein feed.
2. the method for preparing protein feed using black soldier flies processing pig manure according to claim 1, which is characterized in that described Leaves of plants slurry is the slurry that liposoluble ingredient content is prepared after 2.5% or more leaves of plants is mixed with clear water;It is described Leaves of plants include one of loguat leaf, the leaf of bamboo, mulberry leaf, rosemary leave or a variety of, when to be two or more, each component is matched Than for etc. parts by weight.
3. the method for preparing protein feed using black soldier flies processing pig manure according to claim 2, it is characterised in that: described Vegetable root powder is to clean vegetable root, dries or dries in the shade to moisture less than 10%, then is crushed to 40 mesh or more and forms;Vegetable used Dish root be one of radish root, Pemisetum flaccidum Griseb, Radix spinach, Herba Apii graveolentis root or it is a variety of be prepared, when to be two or more, each component Proportion be etc. parts by weight.
4. the method for preparing protein feed using black soldier flies processing pig manure according to claim 3, which is characterized in that described Pericarp slurry is to add at slurries more than 20 mesh and account for pericarp weight 0.2- the clear water mixed processing of pericarp and identical weight 0.35% plant catabolic enzyme handles 10-16h at 20-28 DEG C and forms;The pericarp includes banana skin, orange peel, watermelon One of skin, waxgourd peel are a variety of, when to be two or more, the parts by weight such as the ratio of each component is.
5. the method for preparing protein feed using black soldier flies processing pig manure according to claim 4, which is characterized in that described Pulp powder is pulp after 50-65 DEG C of warm water extracts 30-45min, filtering, then by the pomace of collection through drying, be crushed to 60 Powder more than mesh;The pulp includes one of pear, shaddock, citrus, watermelon or a variety of, when to be two or more, It the parts by weight such as the ratio of each component is.
6. the method for preparing protein feed using black soldier flies processing pig manure according to claim 5, which is characterized in that described Plant polyose be polyoses content 20% or more one of mulberry leaf polysaccharide, lentinan, astragalus polyose or two kinds or more by Etc. parts by weight mix.
7. the method for preparing protein feed using black soldier flies processing pig manure according to claim 6, which is characterized in that step (3) pig urcine described in is that addition accounts for its weight 1.3-1.55%, mass fraction is into pig urcine described in step (1) The sodium carbonate-bicarbonate buffer solution of 5.5-8.5% handles 4-7h naturally and forms.
8. the method for preparing protein feed using black soldier flies processing pig manure according to claim 7, which is characterized in that described Plant bark powder is that the plant bark of aromatics is crushed to 100 mesh to form, and the plant bark includes cinnamomum camphora bark, laurel One of bark, fruit of a cubeb litsea tree bark, oil tea bark are a variety of, when to be two or more, the parts by weight such as the ratio of each component is.
9. the method for preparing protein feed using black soldier flies processing pig manure according to claim 8, which is characterized in that described 1-3 instar larvae is to cultivate as follows: first first fermentation pig manure dried or dries in the shade or is dried to moisture less than 20%, Then it is crushed to the first fermentation pig manure fine powder of 80 mesh or more;First fermentation pig manure fine powder is tiled into inoculation container again, with a thickness of Then black soldier flies worm's ovum and first fermentation pig manure fine powder are accessed just fermentation pig manure fine powder in the ratio of 200-240/kg by 8-15cm In, control environment temperature is 20-30 DEG C, relative humidity 45-60%, by black soldier flies egg hatch and is cultivated to 1-3 instar larvae.
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