235 results about "Insect Proteins" patented technology

The invention provides a feeding combination for brooding layers before six-week old, which includes a feeding I for layers before two-week old and a feeding II for layers between three to six-week old, wherein the feeding I comprises corn, puffed grains, puffed soybean meal, puffed soybeans, fermented soybean meal, insect protein, one level steam fish meal, plant oil, monosaccharide or disaccharides, calcium hydrogen phosphate, limestone powder, baking soda, compound trace elements, amino acid, choline chloride, salt, anti-stress agent, multi-vitamin, compound enzyme preparation and phytase raw materials; and the feeding II comprises corn, soybean meal, fermented soybean meal, puffed soybeans, insect protein, one level steam fish meal, plant oil, monosaccharide or disaccharides, calcium hydrogen phosphate, limestone powder, baking soda, compound trace elements, amino acid, choline chloride, salt, anti-stress agent, multi-vitamin, compound enzyme preparation and phytase. Compared with the existing layer feeding, the phase combination feeding is more reasonable and scientific, and the immunity and the survive rate of layers are obviously improved and the morbidity is obviously decreased.

The invention relates to an ecological breeding method for honeysuckle flower chicken. The method comprises a heat preservation eliminating stage, a feed training stage and a stocking stage, wherein at the heat preservation eliminating stage, 5kg of insect protein additive and 1kg of Chinese medicinal epidemic prevention additive are added into 100kg of basal feed; at the feed training stage, adding 1-1.5kg of insect protein additive and 1.5kg of Chinese medicinal epidemic prevention additive into 100kg of basal feed; at the stocking stage, adding 1-1.5kg of insect protein additive and 2kg of Chinese medicinal epidemic prevention additive into 100kg of basal feed; at the stocking stage, 1-1.5kg of insect protein additive, 2kg of Chinese medicinal epidemic prevention additive and 1kg of meat quality improving additive are added into 100kg of basal feed two months before marketing in order to improve the meat quality of the honeysuckle flower chicken. According to the ecological breeding method for honeysuckle flower chicken, hormones, antibiotics and artificial proteins are not fed, and a stocking way is adopted, so that the obtained honeysuckle flower chicken have the advantages of good mouthfeel, compact meat quality and abundant nutrients.

The invention discloses a method for producing an insect protein feed through treating livestock and poultry manures by utilizing ptecticus aurife, comprising the following steps of: (1) placing a cultivated 3-year larva of ptecticus aurife into wet livestock and poultry manures for sub-culturing and growing; and (2) when the 3-year larva of ptecticus aurife grows into a mature larva, collecting mature larva, firstly treating the mature larva with hot water or steam, then drying in the sun, drying in the air or drying and pulverizing to obtain a high quality insect protein feed. The method for producing the insect protein feed through treating the livestock and poultry manures by utilizing the ptecticus aurife promotes the effective utilization of insect protein on the animal husbandry and aquaculture and becomes one way to solve the shortage of protein feed resources in China and also solve the problem of serious pollution of the livestock and poultry manures.

The invention relates to a method for breeding yellow meal worms by utilizing agricultural and subsidiary wastes in rural areas. The method comprises the steps that various agricultural and subsidiary wastes are gathered, dried in the sun and smashed, and smashed wastes are obtained; by weight, 40%-75% of the smashed wastes, 20%-40% of bran, 10%-20% of corn powder, 0.5%-1.5% of salt, 0.05-0.25% of monosodium glutamate and 0.05%-0.3% of yeast powder or 0.05%-0.3% of an EM solution are sealed in a plastic bag for fermentation; finally, the fermented smashed mixtures serve as feed for breeding the yellow meal worms. According to the method, not only is the pollution problem caused by the agricultural and subsidiary wastes in the rural areas solved, but also a simple feasible scheme is provided for ecological civilization promotion, cyclic economy development and sustainable development of rural economy. In addition, the method provides the scheme of insect protein production and explores the feasible technical scheme for producing safe fresh food.

The invention discloses a method for treating excrement by using hermetia illucens. The method comprises the following steps: pretreating the excrement, namely proportioning a leaven with a degradation agent to prepare a microbial inoculum; preparing the excrement; weighing the microbial inoculum and sugar-containing coarse grain powder; mixing the sugar-containing coarse grain powder with the microbial inoculum, then adding the mixture into the excrement, stirring continuously, and performing sealed treatment on the mixture in a fermentation tank; inoculating larvae, namely horizontally paving the pretreated excrement, and inoculating the hatched hermetia illucens ova into the excrement; and performing material-worm separation, namely adding sawdust or / and rice bran powder into the material-worm mixture, and vibrating to separate out material residues and fresh worms, thereby obtaining an organic fertilizer prepared by the method. According to the method for treating the excrement by using the hermetia illucens and the organic fertilizer prepared by the method, the excrement is treated into a semi-fluid stage beneficial for eating by insect larvae, other nutrients are not needed, the treated excrement can be used as the organic fertilizer which is high in conversion rate, and meanwhile, one ton of the excrement is high in larva yield, so that the cost is reduced, the environmental pollution is reduced, and a high-value organic fertilizer rich in insect protein and nutrition is obtained.

The invention provides a sterile, nontoxic and harmless maggot culturing method, which creates a condition for the further development and utilization of maggots. In the culturing method, according to the living habits and characteristics of the maggots a special culture workshop is built and sterilizing, cooling and water equipment is provided, so that the safety and sanitation are assured; the cultured maggots have high protein content, the adults can be further processed into organic feed additive and can be further extracted by a biochemical technique to form a raw material for producing organic food and protein powder; a fly cage is arranged to prevent the maggots from escaping; and leftovers of agricultural and sideline products are used as feed, the culture cost is low, and the maggot yield can be improved by limiting temperature and humidity strictly. The adults obtained in a production process can be processed into the high-quality and high-nutrition organic feed additive, the food safety and body healthy of people can be guaranteed, and the method has a high-yield characteristic; the yield of feed with the additive is 8 to 12 times that of feed made from grains; and the adults of the maggots can be prepared into a raw material of pure insect protein powder by the process steps of sterilizing, drying, cooling, crushing and sieving.

The invention discloses a method which is used for processing pig excrement with black soldier fly larvae and easy and convenient to conduct. Excrement and urine excreted by pigs leak from an excrement leaking plate of a pig toilet and fall into an excrement tank below, the solid pig excrement is eaten and digested by the black soldier fly larvae and then converted into insect protein, and the liquid pig urine leaks into a bacterium bed below a nylon gauze element and is digested and processed by beneficial microorganisms in the bacterium bed. After the black soldier fly larvae mature, the black soldier flies are caught by removing the nylon gauze element, a new nylon gauze element is installed, and new black soldier fly larvae are added for circulation processing. In this way, a large amount of pig excrement and pig urine produced dispersedly can be processed with low cost, without pollution and resourcefully, and a clean and safe pollutant processing scheme is provided for intensive breeding large and medium pig farms.

The invention discloses a compound feed for jade perch and spot fish cultivation and a preparation method thereof. The compound feed is prepared from fish meal, fermented insect protein, bean pulp, fermented cotton pulp, fermented rapeseed meal, zymolytic soybean protein, corn distilled-grain protein, rice bran, wheat middling, flour, soya-bean oil, zeolite powder, salt, monocalcium phosphate, choline chloride, glycine, alanine, glycine betaine, DMPT (Dimethylpropiothetin), pine needle meal, hawthorn berry powder, L-carnitine, bile acid, econazde XP, curcumin, tea polyphenol, multivitamin and composite mineral salt. The compound feed is prepared by crushing, gelatinizing, pelleting and drying raw materials, and the like. The compound feed improves the survival rate of jade perch and spot fish, promotes the healthy cultivation, improves the digestion, absorption and conversion of fat in a fish body, effectively prevents the generation of fatty liver, greatly reduces intestinal fat accumulation, efficiently increases the muscle accumulation of jade perch and spot fish, increases the meat rate of the finished jade perch and spot fish products, and improves the flavor.

The invention provides a biological treatment process of kitchen waste. The process comprises the following steps: (1) inorganic substances in the kitchen waste which cannot be degraded are sorted, moisture is squeezed by extrusion, grinding is carried out or not, and a nourishing material is formed; (2) larvae which are carried out by biological treatment are inoculated into the nourishing material, the larvae digest the kitchen waste for 6-8 days, the kitchen waste is transformed, and the material becomes a mature material; (3) the mature material is screened, in order to obtain living larva bait and larva excreta as well as materials which are not digested; (4) the living larva is further dried and crushed, in order to obtain insect protein powder; (5) the larva excreta and the materials which are not digested are used as an organic fertilizer.

The invention discloses a puffed demersal crucian carp mixed feed. The puffed demersal crucian carp mixed feed comprises, by weight, raw materials including fish meal 3-10 parts, pig meat powder 4-8 parts, corn protein powder 5-8 parts, insect protein powder 2-5 parts, fermented soybean meal 3-6 parts, soybean meal 15-20 parts, rapeseed meal 15-25 parts, cottonseed meal 5-15 parts, DDGS 6-15 parts, flour 15-20 parts, soybean oil 1.5-3 parts, monocalcium phosphate 2-3 parts, bentonite 1-3 parts, lysine hydrochloride 0.2-0.4 part, DL-methionine 0.05-0.2 part, choline chloride 0.05-0.1 part, decavitamin premix 0.3-0.6 part, vitamin C phosphate-35% 0.02-0.04 part, composite mineral substance premix 1.0-2.0 parts, taurine 0.01-0.03 part and inositol 0.01-0.03 part. The cost and coefficient of the feed are remarkably reduced, and pollution is reduced.

The invention discloses an infected dead livestock disposal method. The method comprises the steps that after infected dead livestock is subjected to high-temperature sterilization and degreasing, auxiliary materials are added into meat slurry, and then the meat slurry is prepared into nourishment for breeding black soldier flies or houseflies through the enzymatic degradation step or the fermentative degradation step and the like, and utilization by the black soldier flies is facilitated. Through the process, the infected dead livestock is converted into larvae or frass of the black soldier flies or the houseflies; the larvae can be used as ingredients of high-protein feed, and the frass can be used for preparing high-quality organic fertilizer. Through the method, the infected dead livestock pollution source can be eradicated completely, and insect protein and the organic fertilizer with the high additional value can be obtained.

The present invention relates to a livestock excrement treatment method, and particularly relates to an excrement biological treatment method for a livestock and poultry breeding farm. The method comprises the steps of adjusting the water content of the collected livestock excrement to be within the range of 50-90% to form an adjustment material; putting the larvae of black soldier flies into the adjustment material; feeding the larvae of black soldier flies on the livestock excrement, wherein the larvae of black soldier flies digest and absorb organic substances in the excrement to grow up and excrete during the growing process so as to complete the digestion treatment of the excrement during the growing and moving process, and the excrement of black soldier flies and the digested residue of the livestock excrement together form a granular organic fertilizer, namely insect sands; separating the larvae of black soldier flies from the insect sands, and machining the larvae of black soldier flies into high-value protein powders. According to the technical scheme of the invention, the organic substances of the livestock excrement are converted into insect protein powders and a high-quality organic fertilizer, and the conversion rate of the organic substances is up to be over 90%. In this way, the problem in the prior art that the livestock excrement of the livestock and poultry breeding farm pollutes the surrounding environment can be effectively solved. Meanwhile, the treatment method is simple, practical and high in efficiency.

The invention discloses a low carbon type litopenaeus vannamei ecological fodder and a preparation method thereof. The fodder comprises the following components: bean pulp, fish meal, flour weevil powder, chicken powder, inkfish powder, earthworm powder, fly maggot powder, silkworm chrysalis meal, shrimp head shell powder, rapeseed dregs, rice bran, wheat flour, corn flour, enteromorpha algae powder, saccharomyces cerevisiae, fish oil, soybean oil, phospholipid oil, folium mori flour, monocalcium phosphate, choline chloride, compound ore, compound vitamins, vitamin C phosphate and phytase. The fodder has scientific compatibility of medicines; the fish protein is replaced by the insect protein mainly from flour weevil, so that the dependence on the imported fish meal can be reduced, the cost is lowered and the low carbon purpose is achieved; the bioactive substances including folium mori flour, alga, and the like, are added, so that the factor interference of anti-nutrients can be reduced; the prawn can fully utilize the fodder; the growth performance of the prawn can be promoted; the emission amount of nitrogen and phosphorus can be reduced, so that the breeding environment of the prawn can be improved.

The invention belongs to the technical field of insect feed additives, and particularly discloses an insect additive for poultry and livestock feeds and application of the insect additive. The additive comprises the following components in part by weight: 20 to 50 parts of insect albumen powder, and 1 part of chitin and antimicrobial peptide. The chitin and the antimicrobial peptide which are extracted from insects are used for compounding the additive for the feeds, and the quality of the feed is improved, so that the quality of raised animals is effectively improved, and safe and healthy meat and fish or egg products are produced.

The invention is suitable for the technical field of organic waste utilization, and discloses a packaged process for recycling treatment of organic wastes. The packaged process comprises a process for pretreatment of organic wastes, a process for microbial conversion and a process for insect protein conversion. The packaged process for recycling treatment of organic wastes, disclosed by the invention, is based on a cycle mechanism of organic wastes in nature, and adopts a variety of scientific technical means including the process for pretreatment of the organic wastes, the process for microbial conversion, the process for insect protein conversion, and the like to convert various organic wastes into insect protein and soil improvement nutrient soil, and realize high-value utilization of the organic wastes. All the organic wastes can be utilized, no secondary pollution is caused, the conversion time is short, and the added value of products is high, thereby solving the problems of environmental pollution, serious waste of resources, long cycle, low added value of products, and protein homology of a recycling mode of the organic wastes in the prior art, and improving the current situation of serious soil hardening.

The invention discloses a method for producing an insect protein feed by treating excrements of livestock by virtue of Hermetia illucens. The method comprises the following steps: (a) putting same quantity of male and female pupae of Hermetia illucens into a stereo nylon gauze element, immediately putting a material basin and a water basin into the nylon gauze element when feathered adults appear, and putting an ovipositor into the nylon gauze element to collect eggs of Hermetia illucens; (b) after incubating the eggs of Hermetia illucens at the control condition of 23-28 DEG C by using a semi-artificial feed, culturing larvae to three-aged larvae; (c) directly transferring the three-aged larvae into a treating pond filled with the excrements of livestock, and carrying gout excrement treatment; and (d) putting insect collecting buckets on the periphery of the treating pond, collecting and killing old and adult larvae entering the insect collecting buckets, drying, and grinding, so as to obtain the insect protein feed. According to the method, the problem of severe pollution of the excrements of the livestock is solved, meanwhile, the high-quality insect protein feed is provided, and the effective utilization of insect protein in livestock and aquaculture industries is promoted and becomes a way for solving the resource shortage of protein feeds in China.

Compositions and methods for controlling pests are provided. The methods involve transforming organisms with a nucleic acid sequence encoding an insecticidal protein. In particular, the nucleic acid sequences are useful for preparing plants and microorganisms that possess insecticidal activity. Thus, transformed bacteria, plants, plant cells, plant tissues and seeds are provided. Compositions are insecticidal nucleic acids and proteins of bacterial species. The sequences find use in the construction of expression vectors for subsequent transformation into organisms of interest including plants, as probes for the isolation of other homologous (or partially homologous) genes. The pesticidal proteins find use in controlling, inhibiting growth or killing Lepidopteran, Coleopteran, Dipteran, fungal, Hemipteran and nematode pest populations and for producing compositions with insecticidal activity.

The invention discloses a method for achieving biochemical sludge resource treatment by culturing hermetia illucens. The method includes the following steps: (1) mixing biochemical sludge and a leavening agent according to a certain ratio and fully stirring the mixture as a culturing material; 2) putting the culturing material in a container and putting a certain proportion of hermetia illucens larvae to carry out culture of the hermetia illucens; (3) after the hermetia illucens larvae are cultured for a certain period, making the hermetia illucens larvae eat the culturing material that is then excreted to become worm manure; (4) after the hermetia illucens larvae and the worm manure are screened and separated, utilizing the hermetia illucens larvae as a high protein feed and utilizing theremaining worm manure as an organic fertilizer. The organic matter content in the worm manure is greatly reduced, and the worm manure can be directly used for crop fertilization. According to the method, the environmental pollution problem is solved in the biochemical sludge treatment process, high-value insect protein and nutrient-rich organic fertilizer are obtained, and the resource utilization of the biochemical sludge is achieved.

The invention discloses a method for producing insect proteins and grease by efficient conversion of crop straws through multi-stage cooperation of insects. The method involves a tenebrio molitor conversion system and a Wuhan hermertia illucens (L.) conversion system. In the processes of the two conversion systems, insect biomasses can be obtained, and the insect grease can be extracted from the insect biomasses and used for producing biodiesel oil; the obtained insect proteins can be used as protein feed additives. The problem of pollution to the environment due to waste crop straws is solved, and the urgent need of the livestock and aquaculture industries for feed proteins is met; furthermore, food safety can also be guaranteed, the dependency on fossil energy is relieved, and wastes are turned into treasures to obtain considerable economical benefits. According to the method, the conventional physical and chemical pretreatment processes are effectively avoided; the method is absolutely environment-friendly, cost-saving and high in additional value; by the combination with a natural insect biodegrading system, efficient use is realized; straw biomasses are directly converted into biological energy, and animal feed protein raw materials are produced at the same time.

The invention relates to a house-fly pupa natural antibiotic peptide product as well as a preparation method and application thereof; house-fly pupas, the raw material of the antibiotic peptide product, are extracted overnight by acid and hot-processed to collect supernatant; and after going through siever filtration and ultrafiltration precessing, the supernatant is treated with spray dring to obtain the antibiotic peptide product. The preparation technique of the antibiotic peptide product is simple and quick, the yield of the antibiotic peptide reaches 1.2 percent and the recovery rate of the antibacterial activity is over 80 percent. The prepared house-fly antibiotic product consists of peptides which have the molecular weight less than 20kDa and are mainly micromolecular peptides with the molecular weight less than 14.4 kDa. The antibiotic peptide product has broad-spectrum antibiotic activity and no hemolytic activity to blood erythrocytes of mice and is characterized by high temperature resistance, acid and alkali resistance and good stability. The byproducts of the technique can serve as feeding insect protein powder. The prepared antibiotic peptide product can be widely applied to the fields such as the antisepsis and storage of foods, fruits and vegetables, feed additives, cosmetic and the like.

Compositions and methods for controlling pests are provided. The methods involve transforming organisms with a nucleic acid sequence encoding an insecticidal protein. In particular, the nucleic acid sequences are useful for preparing plants and microorganisms that possess insecticidal activity. Thus, transformed bacteria, plants, plant cells, plant tissues and seeds are provided. Compositions are insecticidal nucleic acids and proteins of bacterial species. The sequences find use in the construction of expression vectors for subsequent transformation into organisms of interest including plants, as probes for the isolation of other homologous (or partially homologous) genes. The pesticidal proteins find use in controlling, inhibiting growth or killing Lepidopteran, Coleopteran, Dipteran, fungal, Hemipteran and nematode pest populations and for producing compositions with insecticidal activity.

The invention discloses a compound protein source for litopenaeus vannamei and a preparation method. The compound protein source is formed by mixing three protein raw materials of different sources, namely corn protein powder serving as plant protein, imported chicken powder serving as animal protein and Xin peptide protein powder serving as insect protein in a ratio of 1:2:2 and 1.37 percent of crystal lysine; and the necessary amino acid content of the compound protein source reaches or exceeds the necessary amino acid content of fish meal, so the compound protein source can effectively substitute 60 to 80 percent of fish meal protein in litopenaeus vannamei feed and does not produce adverse influence on the growth of the litopenaeus vannamei. The compound protein source can effectively substitute 60 to 80 percent of fish meal protein in the litopenaeus vannamei feed and does not affect the growth of the litopenaeus vannamei; and the consumption of the fish meal in the litopenaeus vannamei feed is reduced, and the cost of the formula is saved. The weight increment rate of the litopenaeus vannamei is improved. The compound protein source has no any adverse influence on the palatability of the feed and the culture environment; and the raw materials have stable sources and are low in cost, and the production process is simple.

The invention relates to the field of garbage treatment, in particular to a garbage pretreatment system and method using kitchen garbage to feed insects. The system comprises a raw material bin, a shaftless spiral conveyor, a grid filter, a material pump, a crusher, a sand-water separator, a screw compression dewatering machine and a grinding machine, wherein the shaftless spiral conveyor is arranged at the bottom of the raw material bin; the grid filter is arranged at the bottom of the raw material bin and connected with the shaftless spiral conveyor; the material pump is arranged at the bottom of the raw material bin and connected with the grid filter; the crusher is connected with the grid filter and the material pump; the sand-water separator is connected with the crusher; the screw compression dewatering machine is connected with the sand-water separator; the grinding machine is connected with the screw compression dewatering machine. The garbage pretreatment system has the advantages that the kitchen garbage is filtered first, conveyed separately and crushed, impurities are sorted, a large amount of the kitchen garbage can be treated, equipment blocking can be avoided, continuous normal operation of equipment can be guaranteed, high-quality insect protein can be obtained, and high economic value is achieved.

The invention belongs to the technical field of a poultry farming feed, and particularly relates to a feed of sanhuang laying hens. The feed comprises the following raw materials: corn flour, bean pulp, rapeseed meal, rice bran, fish meal, insect protein powder, vegetable oil, calcium hydrophosphate, table salt, L-lysine, methionine and a premix, wherein the premix comprises the following raw materials in parts by weight: xanthophylls, canthaxanthin, probiotics, complex enzymes and complex vitamins. The laying hen feed has the beneficial effects that the feed not only can improve the disease resistance and the survival rate of the sanhuang laying hens, but also can meet the nutrition requirement of the laying hens, is good in palatability, is high in digestibility and improves the growth speed and cultivation economical benefit of the sanhuang laying hens, and moreover, the hatchability and the survival rate of hatching eggs are enhanced, the egg laying peak is prolonged, and chemical agents are not added in the feeding process, so that the food safety of eggs is improved.

The present invention relates to a globefish floating puffed feed and belongs to the technical field of aquaculture. The feed includes the following raw materials: steam fish meal, peeled soybean meal, chicken meat meal, insect protein powder, hemoglobin powder, corn protein powder, high-gluten flour, spirulina powder, calcium dihydrogen phosphate, soybean lecithin, fish oil, complex vitamins, complex mineral salts, coated methionine, coated lysine, Chinese herbal medicine preparations, ethoxyquin, choline chloride and bentonite. The globefish floating puffed feed has excellent stability in water, low dissolve-loss rates, less feed waste, and low pollution of water bodies. The use of the coated amino acids decreases the use amount of fish meal and reduces the pollution of the aquaculture water quality caused by phosphorus, and the globefish floating puffed feed can be prepared by the existing mainstream production equipment and is easy for mass production. The feed can also significantly improve the immunity, disease resistance and survival rate, promote the growth and enhance the homogeneity of the globefishes.

The invention discloses an insect protein feed, which comprises the following ingredients by weight: 2-4 of insect protein, 30-40 of corn, 4-6 of soybean, 8-12 of wheat bran, 5-10 of rapeseed cake, 8-12 of unite bran, 0.5-1.5 of calcium hydrogen phosphate, 0.1-1 of calcium carbonate and 0.1-1 of salt. A method for culturing fly maggot comprises the following steps: selecting a fly breed, inputting the fly breed culture base-material, placing the fly maggot, performing emergence, culturing the fly breed, collecting egg mass, intensively incubating, separating and inputting the feed of fly maggot, culturing fly maggot, separating; and reserving seed of the robust fly maggot, wherein the other fly maggot can be used. The insect protein feed is capable of increasing the content of feed protein and fat and reducing the feed cost, the fly maggot contains antibiosis body, and can enhance the immunity of bred livestock and poultry, the pathology and death probability of the livestock and poultry can be reduced, the livestock and poultry does not need medicines, an ecological culture is reached, no medical residue is existed in the livestock and poultry products, the edible safety can be guaranteed for the eaters, and the nutrient composition of the livestock and poultry products is high.

The invention relates to animal feed, particularly a dry type food used for aged pet dogs. The food comprises following components by mass: 1-2% of a black sesame extract product, 2-3% of an oat extract product, 1-2% of a barbary wolfberry fruit extract product, 0.5-1% of a honeysuckle bud and flower extract product, 0.5-1% of a wild chrysanthemum flower extract product, 5-10% of egg white powder, 1-3% of bovine bone powder, 2-5% of pig liver, 1-3% of threonine, 1-6% of calcium lactate, 0.5-1.5% of lysine, 40-60% of meat, 2-5% of vegetables, 1-6% of potassium sorbate, 1-3% of deep-sea fish oil, 0.5-1.5% of animal oil, 0.5-1.5% of a carrot extract product, 3-6% of gelatin, 0.5-0.8% of toosendanin, 1-2% of insect proteins, 1-5% of vitamin C and 1-3% of a food additive, with the balance being corn flour. The food is capable of preventing gastric distention, reducing the occurrence rate of cardiovascular disease, improving baldness, reducing lacrimal gland and nasolacrimal duct abnormity, lowering blood pressure and preventing thrombosis.

The invention discloses quasipaa spinosa tadpole feed and a preparation method thereof. The quasipaa spinosa tadpole feed is prepared from fish meal, earthworm powder, insect protein mixed powder, corn flour, wheat bran powder, bean pulp, rapeseed dregs, strong flour, alpha-starch, wheat flour, enteromorpha seaweed meal, mulberry leaf powder, yeast powder, fish oil, soybean oil, phosphatide oil, 50-percent choline chloride, beta-1,3 glucan, mineral substance premixes, vitamin premixes, lactic acid bacteria and bacillus subtilis through multiple times of mixing and smashing. The feed has the advantages that used raw material sources are stable; a formula is reasonable; a production process is simple and feasible; the whole nutritional requirements of the high-density cultivation of quasipaa spinosa tadpoles can be met; the cost is relatively low; the problems of bait storage difficulty, germ breeding and the like in the cultivation process can be effectively solved; the quality is safe and reliable; the tadpoles can fast grow; the death rate is low; the metamorphosis time is early; the feed conversion rate is high; the cultivation benefits are better.

The invention relates to a method for plowland rearing of Potosia brevitarsis larvae. The method comprises the following steps: 1) producing foodstuff for the Potosia brevitarsis larvae; 2) building arearing pond; 3) carrying out foodstuff laying, wherein the foodstuff thickness is about 15cm to 20cm; 4) stocking the Potosia brevitarsis larvae in the foodstuff laid rearing pond; 5) capping the rearing pond; and 6) feeding the larvae till harvesting, feeding the Potosia brevitarsis larvae for 60 to 70 days to enter a harvesting stage, separating the larvae from the feculae, and separately treating the larvae and the feculae. According to the method, the culture of the Potosia brevitarsis larvae rises to mass production from an experimental stage, and industrialized culture is achieved. A large number of Potosia brevitarsis larva products are obtained, and a novel field is opened for application of insect proteins. The feculae of the Potosia brevitarsis larvae are obtained and serve asa good environment-friendly organic fertilizer, nutrients can be provided for growth of crops, rich humic acid can promote the growth of the crops, the effect is obvious, and the improvement action onsoil is good.