37 results about "Artificial feeds" patented technology

The artificial feeding device comprises a breeding mechanism and a humidifying mechanism, the breeding mechanism comprises a breeding container, a water seepage hole is formed in the center of the bottom of the breeding container, a filter screen is arranged at the bottom of the breeding container, and a sandy soil layer is arranged on the upper side of the filter screen; the humidifying mechanism comprises a humidifying container, the lower portion of the breeding container is placed in the humidifying container, and a plurality of water is added to the inner bottom of the humidifying container. The artificial feeding device for the pteropsidae larvae is used for artificial feeding of the pteropsidae larvae, staged isolated breeding can be conveniently carried out according to the growth cycle of the pteropsidae larvae, the breeding environment can be controlled, sandy soil can be conveniently replaced in good time, the insect growth environment is protected, and the artificial feeding survival rate of the pteropsidae larvae is increased; the whole growth process of the larvae is conveniently observed, and the species of the larvae are accurately determined.

The invention discloses application of an SNP (Single Nucleotide Polymorphism) molecular marker related to the character of siniperca chuatsi in feeding artificial compound feed, and belongs to the field of biotechnology and aquatic animal genetic breeding. The SNP molecular marker is located at the 29390304 site from the 5'end on the 10 # chromosome of the siniperca chuatsi genome, is A or T, and is easy to domesticate when the genotype is AA; or the SNP molecular marker is located at the 1218488 site from the 5'end on the 20 # chromosome of the siniperca chuatsi genome, and is easy to domesticate when being the genotype of T or A or TT. The SNP molecular marker is closely related to the artificial compound feed intake capacity of the siniperca chuatsi, so that the feeding domestication potential of the siniperca chuatsi can be predicted in an early stage through the SNP molecular marker, or molecular marker-assisted breeding is performed through the SNP molecular marker, the proportion of individuals easy to domesticate in a group is increased, the breeding cost is remarkably reduced, and the breeding efficiency is improved. The economic benefit is improved.

The invention relates to a method for improving silkworm artificial feed and mulberry leaf conversion breeding uniformity, and mainly solves the technical problems that in a mode of converting artificial feed breeding into mulberry leaf breeding, silkworm population development in a feed breeding period has individual size differentiation, and the uniformity is difficult to improve due to adaptability difference after first feeding of mulberry leaves. The method comprises the following steps: formulating a feed and mulberry leaf feeding conversion mode, timely screening out slow-development weak individuals in a silkworm group at a specific time before the feeding mode is converted, and screening out weak individuals with poor ingestion due to incapability of quickly adapting to mulberry leaves at a specific time after first feeding of the mulberry leaves. The method is different from'green increasing batch 'operation which is based on sleep time difference, depends on artificial naked eye recognition and is fed in batches in an existing mulberry leaf breeding method, the method solves the special development and differentiation problem of feed breeding and mulberry leaf breeding in a new industry mode through combination of a standardized time window and physical aperture screening, and the silkworm group uniformity is effectively improved.

The invention discloses an artificial feed for feeding purple-stem beetle larvae as well as a preparation method and application of the artificial feed, and belongs to the technical field of insect feeds. The feed takes kudzu vine powder as a core basic component (20-40 parts by weight), and wheat germ powder, soybean meal, yeast powder, cane sugar, agar, Webster salt, a preservative, cholesterol and water as auxiliary materials. The preparation method comprises the steps of dry material mixing, agar hot melting and mixing, high-pressure sterilization, cooling, preservative adding and solidification forming. The feed successfully simulates a natural food source of the purple-stem beetle larvae for the first time, is good in palatability and comprehensive in nutrition, and can support the larvae to efficiently complete growth and development and successfully pupate, and the survival rate can reach 80% or above. According to the method, the bottleneck that the culture of the callicarpa purpurea larvae depends on the fresh kudzu vine is thoroughly solved, and a core material guarantee is provided for standardized, annual and large-scale artificial propagation of the callicarpa purpurea larvae.

The utility model relates to the technical field of predatory mite propagation, and discloses a device for feeding amblyseius stroseii, which comprises a plurality of groups of feeding box bodies for feeding amblyseius stroseii, sealing box covers arranged at the opening ends of the feeding box bodies, ventilation structures arranged on the sealing box covers in a penetrating manner, and connecting structures for communicating two adjacent groups of feeding box bodies, a connecting hole communicated with the connecting structure is formed in the outer side of the feeding box body; through cooperation of the feeding box bodies, the ventilation structures and the connecting structures, the multiple feeding box bodies are connected through the connecting pipelines, the interiors of the feeding box bodies are open, artificial feed can be poured into the feeding box bodies, through the connecting pipelines between the feeding box bodies, contact of feeding operators can be remarkably reduced, the operation safety degree is improved, and meanwhile through automatic connection, the feeding efficiency is improved. Automatic transfer of the amblyseius stroseii and the hosts thereof is achieved, the feeding efficiency of the predatory mites is improved, and one step is further provided for achieving unmanned operation feeding.

The invention discloses an artificial feed for efficient propagation of low-age larva parasitic wasps of prodenia litura. The artificial feed is prepared from the following raw materials: agar powder, soybean meal, sweet potato vines with leaves, yeast powder, wheat germs, sodium benzoate, vitamin C, multivitamins, linseed oil, chlortetracycline hydrochloride soluble powder and the like. The artificial feed is used for feeding 2-5-year-old prodenia litura larvae parasitized by parasitic wasps, and the pupation rate and eclosion rate of the parasitic wasps can both exceed 93%.

The application provides a low-cost artificial feed for domestic silkworms and a preparation method thereof, and relates to the technical field of domestic silkworm breeding.The low-cost artificial feed for domestic silkworms is composed of mulberry leaf powder, corn powder, organic acid, sitosterol, microorganisms, enzyme preparation, vitamins, minerals and the like, and can effectively improve the stress resistance of the domestic silkworms, and improve the silk production rate of the silkworms and the quality of the silk.

The utility model relates to the technical field of silkworm breeding, in particular to a silkworm full-age artificial feed breeding room capable of automatically controlling temperature and humidity, which can enable a plurality of groups of heating plates to move and heat the interior of a breeding room chamber more uniformly when the interior of the breeding room chamber is heated, can automatically control the humidity of the breeding room, and is convenient to use and high in practicability. The reliability and the practicability are high; comprising a ground, a breeding chamber and a sealing door, the breeding chamber is installed at the upper end of the ground, a cavity is formed in the breeding chamber, an opening is formed in the front end of the breeding chamber, and the sealing door is installed at the opening in the front end of the breeding chamber; the device further comprises a mounting plate, multiple sets of heating plates, a moving mechanism and a humidity adjusting mechanism, the multiple sets of heating plates are fixedly mounted on the mounting plate, the mounting plate is mounted in the cavity of the breeding chamber through the moving mechanism, the moving mechanism is used for moving the mounting plate front and back, and the humidity adjusting mechanism is mounted on the breeding chamber. The humidity adjusting mechanism is used for adjusting the humidity in the breeding chamber cavity.

The application discloses a method for collecting and purifying mouthpart secretion of a predatory natural enemy Orius minor, and belongs to the technical field of biology. The method comprises the following steps: constructing a double-layer membrane sandwich artificial feeding device, encapsulating a nutrient solution in a sandwich space between a first membrane layer and a second membrane layer, and using the feeding drive of the Orius minor to make the Orius minor actively pierce the membrane layer and feed the nutrient solution, so that the mouthpart secretion is released into the nutrient solution in the natural feeding process; after the nutrient solution containing the secretion is collected, ultrafiltration centrifugation technology is used for concentration and purification, and a high-purity mouthpart secretion protein sample is obtained. The natural feeding state of the Orius minor is simulated, the collected secretion can more truly reflect the functional protein released by the Orius minor in the predation process, meanwhile, the integrated design of collection and purification effectively removes small molecular impurities in the sample, and the sample can be directly used for high-precision analysis such as proteomics.

The utility model relates to the technical field of livestock breeding equipment, in particular to an artificial feeding device for young sika deer, and solves the problems that in the prior art, due to the fact that a feeding bottle frame is arranged in the horizontal direction, the transverse space is occupied, and the occupied area is large; and the device is not compact enough in a livestock farm with limited space, so that the applicability and the use convenience of the device are influenced. The device comprises a base, a center column and a mounting ring, the center column is vertically fixed to the top of the base, the mounting ring is in sliding fit with the center column through an inner ring and is supported by a connecting rod, a plurality of angle-adjustable bearing plates and feeding bottles are arranged on the outer ring of the mounting ring, and height adjustment is achieved through driving of a lifting assembly. By means of the surrounding type layout, the occupied transverse space is effectively reduced, the structural compactness is improved, meanwhile, the height and angle adjusting function is achieved, the breast-feeding requirements of young deer of different body types are met, operation convenience and equipment applicability are improved, and the actual requirements of modern farms for efficient and intensive equipment are met.

The invention belongs to the technical field of agriculture, and provides an artificial feed and a method for testing the influence of the artificial feed on the growth and development of tomato leaf miners, the method comprises three artificial feed formulas, and standardized feed blocks are prepared through moist heat sterilization and low-temperature preservation. The method comprises the following steps: subpackaging feed by adopting finger-shaped tubes, inoculating according to the density of 3 larvae in each tube, feeding at 25 + / -1 DEG C, and measuring indexes such as the duration, the survival rate, the pupation rate and the eclosion rate of the larvae. Results show that the difference between the formula I and natural foodstuff is minimum, the larva survival rate, pupation rate, pupa weight, eclosion rate and hatching rate are not obviously different from those of natural tomato leaf feeding, and although the larva and pupa duration is prolonged and the single female egg laying amount is reduced, the complete life history of tomato leaf miners can still be supported. According to the method, indoor stable test insects with consistent physiological status are realized, and reliable insect source guarantee is provided for biological research and prevention and control technology development of the tomato leaf miner.

The utility model discloses a multifunctional device for insect breeding and behavior testing. Relates to the technical field of insect breeding equipment. A gauze partition plate is arranged in the rearing cage; a liquid feeding device, a water feeding device, a solid feeding device, an adult oviposition container and a larva feeding box are placed in the feeding chamber; a pupation box is arranged in the pupation eclosion chamber; a foam layer floats on the surface of the liquid foodstuff and is lined with filter paper; a plurality of water feeding assemblies are arranged in the water feeder, and each water feeding assembly comprises moisturizing filter paper and a fiber cotton swab; the multiple water feeding assemblies abut against one another to fully seal the bottle opening of the water feeder. The device mainly solves the bottleneck problem of drowning of the adult fruit flies, provides a suitable oviposition container for an adult oviposition selection test, can well realize breeding, continuous breeding and adult trend and oviposition behavior selection research of the adult fruit flies, avoids a large amount of death of the tested adult fruit flies, saves manpower, material resources and financial resources, and improves the test efficiency of the adult fruit flies. And the artificial feeding reproduction and test efficiency is greatly improved.

This invention discloses an indoor breeding method for ladybugs, belonging to the field of biological control. This invention uses beet armyworms to partially replace whiteflies, the natural food source for ladybugs at different developmental stages, thereby reducing the amount of whiteflies required. Since the artificial feeding technology for beet armyworms is currently very mature, beet armyworm eggs can be obtained stably and efficiently. Therefore, this invention, by using beet armyworm eggs to partially replace whiteflies, the natural food source for ladybugs, simplifies the indoor breeding process of ladybugs, reduces breeding costs, and has good application prospects.

The application discloses an insect pathogenic preparation for preventing and treating Cylas formicarius, a preparation method and application thereof, and belongs to the field of agricultural technology. The insect pathogenic preparation for preventing and treating Cylas formicarius comprises a corpse compound agent of an insect pathogenic nematode and a sweet potato root protection agent. The corpse compound agent of the insect pathogenic nematode comprises an insect pathogenic nematode corpse agent, an artificial feed of Cylas formicarius, a polyphenol oxidase inhibitor and trehalose (alpha,alpha) dry powder, and the mass ratio is 1-3:6-8:0.25-0.35:0.6-0.8. Each 1L of the sweet potato root protection agent contains 0.03-0.05g of a biocontrol bacterium agent, 3-5g of a Cylas formicarius repellent and 90-110ml of a bonding agent, and the volume is supplemented with water. The application further discloses a preparation method of the insect pathogenic preparation and application thereof in preventing and treating Cylas formicarius. The insect pathogenic preparation can prevent and treat Cylas formicarius through multiple actions, and has a good prevention and treatment effect on adult and larva of Cylas formicarius.

The invention discloses a coreius coreius intensive cultivation method based on interspecific competition. The method comprises the following steps: S1, setting an industrial running water cultivation environment; s2, selection and stocking of coreius gigas parents; S3, domestication of the coreius gigas parents; s4, artificial feed selection and adaptation; s5, introducing bottom exogenous species such as myxocyprinus asiaticus to remove residual feed; s6, cold water slow ingestion type fishes such as acipenser schrenckii are introduced; and S7, water temperature rising control. By accurately controlling the culture environment, introducing bottom-layer species such as myxocyprinus asiaticus to remove residual feed and introducing cold water fishes such as acipenser schrenckii, the inter-species competition pressure is increased, the food snatching desire of coreius guichenoti parents is promoted, nutrition intake is increased, gonad development is promoted, meanwhile, a good ecological system is formed, the sustainability of the whole system is enhanced, and the survival rate of coreius guichenoti is increased. According to the comprehensive advantages in coreius guichenoti parent cultivation, the cultivation efficiency and economic benefits are improved, ecological balance and sustainable development can be achieved, and powerful support is provided for future aquaculture.

The invention discloses a method for efficiently and artificially cultivating wigglers indoors, and belongs to the technical field of microorganisms. In order to solve the problems of poor reproducibility and insufficient comparability of a biological value detection result and incapability of accurately and qualitatively evaluating a deinsectization effect due to lack of a method for efficiently and stably performing indoor artificial passage culture of wigglers in the prior art, the invention provides a method for efficiently and artificially culturing wigglers indoors. According to the method, supernate of paenibacillus polymyxa KN-03 fermentation liquor is used as a water source for culturing the wiggler, and artificial feed is used for culturing the wiggler indoors. The wiggler with stable quality can be obtained by utilizing the method, the invention also provides a method for measuring the toxicity titer by taking the wiggler as a target pest, the organic unification of high efficiency, economy and accuracy is realized, and a reliable technical support is provided for the detection quality control and field application of the toxicity titer.

The application discloses a high-fiber silkworm larva feed containing protease and a preparation method thereof, and belongs to the technical field of enzyme engineering and feed for animal feeding in biological agriculture and related industries, and comprises a protease preparation-mulberry branch powder compound powder, mulberry branch powder, corn powder, soybean meal powder, citric acid, inorganic salt and guar gum. The application utilizes the easy-pulverization characteristics of fresh mulberry branches, adopts a pulverization and drying mode, shortens the drying time of the mulberry branches, and the artificial feed containing sufficient cellulose is beneficial to the feeding of silkworm larvae, promotes the peristalsis of the feed in the silkworm body, and is beneficial to meeting the feeding habits, main nutrition and physiological growth requirements of the silkworm; the proportion of the corn powder is increased to provide the silkworm with the required sugars and sugar compounds; the guar gum has good water retention performance, the silkworm larva feed after cooking is not prone to drying and hardening, and the use of the protease preparation effectively supplements the protease in the silkworm larvae, and promotes the growth and development of the silkworm larvae.

The application discloses an indoor breeding method of the predatory marginated allodahlia, and belongs to the technical field of artificial breeding of natural enemy insects. The indoor breeding method of the predatory marginated allodahlia comprises the following stages in sequence: an independent nest building breeding stage, a mother and infant co-breeding stage, a same-litter group feeding stage and a same-source population maintaining stage, and special artificial feed is fed in the four stages. The application successfully induces and stabilizes the natural nest building and egg protecting behaviors of female insects by providing key soil substrates and static dark environments, fundamentally overcomes the problem of egg eating caused by disturbance in artificial breeding, significantly improves the egg hatching rate, and breaks through the core bottleneck of large-scale propagation.

The invention discloses a multi-batch silkworm breeding method for concentrated co-breeding of 1-2-year-old artificial feed and 3-year-old mulberry leaves, relates to the technical field of silkworm breeding, and solves the technical problems of high disease risk and low labor efficiency in the prior art. Comprising the following steps: carrying out artificial feed co-rearing on 1-2-instar silkworms in a young silkworm co-rearing room; when the 1-2-instar silkworms grow to 3-instar silkworms, transferring the 3-instar silkworms into a middle silkworm cooperative rearing room for mulberry leaf cooperative rearing; and after 3-instar silkworms grow to 4-instar silkworms, distributing the 4-instar silkworms to farmers for feeding. According to the method, the disease risk in the silkworm breeding period of mulberry leaves is reduced and the labor efficiency is improved through 1-2-age feed breeding; through stable transition of three-year-old mulberry leaf co-cultivation, the problem of high cost of whole-year-old feed cultivation is avoided; and finally, 4-year-old silkworms are released to farmers, the breeding period of the farmers is shortened to only 12 days, and the pressure of breeding of the grown silkworms on the aspects of labor force, space and environment control is relieved.

The invention relates to the technical field of biological feed processing and application, and discloses an artificial feed for monochamus alternatus adult beetles as well as a preparation method and application of the artificial feed. The artificial feed provided by the invention can ensure that the adult monochamus alternatus hope has longer survival time and higher survival rate under the condition of not using a large number of fresh pine branches; meanwhile, by adding the female moth powder and the goose egg yolk powder, lecithin and other components can be introduced, the sexual maturity time of the adult monochamus alternatus can be remarkably shortened, the egg laying amount of the adult monochamus alternatus can be increased, and the breeding efficiency of the adult monochamus alternatus can be remarkably improved; in addition, the components in the artificial feed are reasonably matched, and the problem of feed hardening caused by addition of high wood chips is effectively avoided.

The invention provides an efficient breeding method suitable for trachinotus ovatus, which comprises the following steps: after 8-10cm fries are bred in circulating water, transferring the fries to a deepwater net cage for breeding. In the breeding process, artificial feed containing fish meal, alginic acid, astaxanthin microcapsules and other components in different proportions is accurately fed in the larva fish stage, the juvenile fish stage and the juvenile fish stage, and the feeding amount is adjusted according to the growth stage. Meanwhile, water quality indexes such as salinity and ammonia nitrogen of the breeding environment are controlled, and acousto-optic domestication of 800-1200 Hz sound waves and 470 nm blue LED light is conducted regularly every day. According to the method, fry pretreatment, precise nutrition supply and environment regulation and control are combined, the survival rate and growth speed of the trachinotus ovatus are effectively increased, the feed coefficient is reduced, the meat quality is improved, diseases are reduced, and an innovative scheme is provided for large-scale efficient breeding of the trachinotus ovatus.

The present application relates to the technical field of feed processing, and discloses a kind of high-protein straw compound feed and preparation method thereof, solve straw burning pollution, and the technical problem of low breeding efficiency and single nutrition of pure straw feed.The present application uses agricultural straw as main material, and innovatively introduces high-concentration protein mother liquor produced by grain deep processing enterprises as core nutritional supplement.The mother liquor is rich in natural protein, amino acids, minerals, vitamins and other core nutrients required for animal growth, which can effectively replace part of artificial feed additives and has the effect of promoting animal growth.The feed prepared by the present application can ensure that the breeding efficiency is not lower than or slightly lower than that of pure grain feed, and can minimize the harmful component residues in the animal body;At the same time, it realizes the efficient resource utilization of agricultural straw, reduces straw burning pollution from the root, reduces feed production cost, realizes the reutilization of grain deep processing byproducts, and can be widely used in various livestock and poultry breeding.

The feeding device comprises an upper finger-shaped tube and a lower finger-shaped tube, a light source is arranged at the lower end of the lower finger-shaped tube, a yellow insect trapping plate is arranged on the upper middle portion of the lower finger-shaped tube, an opening of the upper end of the lower finger-shaped tube is covered with a stretched platform film, and the platform film is used for containing artificial feed and dsRNA mixtures. The upper finger-shaped tube is detachably fixed to an upper opening of the lower finger-shaped tube, aphids are placed in the upper finger-shaped tube, and a sealing net is arranged at the upper end of the upper finger-shaped tube to prevent the aphids from escaping. The breeding device simulates plant leaf structures and plant juice components and utilizes the characteristics of yellowing and phototaxis of aphids to directionally attract aphids to feed, the RNAi effect is improved, the defects that a traditional feeding device is poor in feeding effect and low in feeding efficiency are overcome, aphid RNAi tests can be efficiently carried out by utilizing the device, and the breeding device is suitable for breeding of aphids. And the device has the characteristics of simple structure, low manufacturing cost, convenience in operation, high efficiency and practicability.

The application discloses a breeding method of Harpactor fuscipes and application thereof in prevention and control of mulberry pyralid, and belongs to the technical field of pest control. The application comprises the following steps: (1) capturing adult Harpactor fuscipes from the wild, feeding, oviposition, and then hatching and breeding the eggs; (2) 1st instar nymphs: from hatching to the first molting, a mixed solution is used to dip a cotton ball to obtain a mixed solution cotton ball, the mixed solution cotton ball is placed in a hatching box, and the hatched Harpactor fuscipes feeds by itself; (3) after 2nd instar: in addition to the mixed solution cotton ball in the step (2), the 2nd instar to 4th instar Harpactor fuscipes is fed with artificial feed of corresponding instar silkworm, and the 5th instar Harpactor fuscipes and adult Harpactor fuscipes is fed with 4th instar artificial feed of silkworm. The method has high breeding rate and low cost, and the bred Harpactor fuscipes has remarkable effect in application in prevention and control of mulberry pyralid.

The invention discloses an artificial feed for corcyra cephalonica. The artificial feed comprises the following components in parts by weight: corn flour, wheat bran, white granulated sugar, yeast, vitamin C, inositol, cholesterol, choline chloride, multivitamins, Webster salt and water and does not contain soybean flour. The feed formula provided by the invention can shorten the initial moth seeing period of the rice moths and improve the breeding efficiency, and is beneficial to large-scale production of the rice moths.

The invention discloses a preparation method of an artificial feed for breeding hermetia illucens larvae as well as a product and application of the artificial feed, schizochytrium limacinum algae residues are added into a basic feed raw material, and the artificial feed for breeding the hermetia illucens larvae is obtained through fermentation of bacillus subtilis. Bacillus with lipase activity is added to perform enzymolysis on schizochytrium limacinum residues, so that the problem that artificial feed is thick due to addition of the schizochytrium limacinum residues is solved, and easy-to-absorb algae mud components rich in nutrients such as micromolecular fatty acid and the like are obtained; the feed additive is added into an artificial feed for black soldier fly larvae as a nutrition enhancer so as to achieve the purpose of improving the growth and breeding performance of larvae. The raw materials are derived from schizochytrium limacinum production waste residues, the cost is low, waste utilization is achieved, the related technology facilitates rapid and healthy breeding of larvae in the industrial hermetia illucens breeding process, and high-quality larvae can be provided for spawning of rear-end adults.

The invention belongs to the technical field of insect feeding, and particularly relates to semi-artificial feed and an artificial feeding method for multihole transverse gallosoma elegans. The semi-artificial feed for the rhynchophorus multifortunei, provided by the invention, is prepared from fraxinus chinensis phloem powder, fraxinus chinensis xylem sapwood powder, soybean meal, cane sugar, agar, cholesterol, Webster salt, potassium sorbate, methyl p-hydroxybenzoate, compound vitamin B and distilled water according to a specific weight part ratio. The artificial feeding method comprises the whole processes of adult collection, egg laying induction, egg incubation, single larva feeding, pupa management and adult polyculture. The feed disclosed by the invention is comprehensive and balanced in nutrition, can fully meet the requirement of the whole life history of the multihole transverse gallosopterus, remarkably improves the survival rate of larvae and the eclosion rate of adults, realizes large-scale standardized feeding, and provides a stable insect source for research on pest control.

The invention relates to the technical field of feed, in particular to artificial feed for spodoptera frugiperda larvae as well as a preparation method and application of the artificial feed. The feed is prepared from the following raw materials in dosage: 110 to 130 grams of soybean meal, 110 to 130 grams of wheat bran powder, 40 to 55 grams of high-sugar-resistant yeast, 15 to 35 grams of casein, 20 to 30 grams of agar, 1 to 4 grams of potassium sorbate, 1 to 4 grams of methylparaben, 500 to 700 microliters of wheat germ oil, 0.1 to 0.4 gram of ferric citrate pentahydrate, 0.1 to 0.4 gram of microcrystalline cellulose, 5 to 15 grams of ascorbic acid, 0.8 to 3 grams of compound vitamin, 1 to 3 milliliters of formaldehyde, 2 to 5 milliliters of acetic acid and 1200 to 1400 milliliters of sterile purified water. The dosages of the raw materials are kept in the proportion, and the total amount of the feed can be increased or decreased according to the same proportion. The feed has the advantages of stable feeding quality, high application value and the like.

The utility model relates to a ladybird feeding appliance based on artificial feed, which comprises a box body, the top of the box body is provided with a sealing cover matched with the box body, the sealing cover comprises two cover bodies, a cover folding bolt is arranged between the two cover bodies, the two cover bodies can be turned over by 180 degrees through the cover folding bolt, and the cover folding bolt is arranged between the two cover bodies. Two feed trays are arranged in the feeding area, and L-shaped buckles are arranged on the inner side wall of the box body. According to the ladybird feeding appliance based on the artificial feed, through the reasonable structural design, the efficiency of feeding ladybirds with the artificial feed is remarkably improved, breeding personnel can accurately and efficiently put and replace the feed through the two feed trays in the box body, pupation insect bodies are collected in a centralized mode in combination with pupation characteristics of the ladybirds, and the breeding efficiency is improved. Compared with a traditional breeding container, the auxiliary container is used for feeding, and the feeding time is shortened.

The present application belongs to the technical field of insect feeding, and provides a kind of artificial feed for small line angle wood borer larvae, and its preparation method and application.The artificial feeding special feed includes the following raw materials by weight: white waxwood shavings 90-110 parts, soybean powder 25-35 parts, corn flour 10-20 parts, agar powder 3-7 parts, sucrose 2-4 parts, yeast powder 2-4 parts, cholesterol 0.3-0.7 parts, potassium sorbate 0.3-0.7 parts, methyl paraben 0.3-0.7 parts, ascorbic acid 0.3-0.7 parts, soybean oil 3-7 parts, and water 90-110 parts.Through three months of feeding test, it is proved that the growth rate and weight gain of group B larvae are significantly better than those of other groups, and the growth state of the experimental group with added oil and fat is obviously better, which provides an efficient technical solution for the large-scale artificial feeding of small line angle wood borer larvae, and provides a stable insect source for related biological research and prevention and control technology development.