66 results about "Egg masses" patented technology

The invention belongs to the technical field of biological reproduction and cultivation, particularly to a method for artificially feeding Chilo suppressalis in a room. Chilo suppressalis is a polyphagous boring insect, and the indoor artificial feeding of the Chilo suppressalis plays an important role in multiple fields such as assessment of pesticide and the like. The method of the invention mainly uses a ziplock bag with small size, commonly used in a lab, as an egg bed of the Chilo suppressalis, and not only the materials is easily accessible, but also the specific operation of collecting egg masses is simplified further, at the same time, the method uses a plastic box with size of 20*15*15(cm) as a container, so the space occupied by the whole oviposition equipment in the method is smaller than that during using rice seedlings. In the invention, an improved method for artificially feeding Chilo suppressalis in the room is provided, and oviposition process of the Chilo suppressalis adult is simplified in the process of artificially feeding the Chilo suppressalis in the room, and enough egg masses can be produced for going down to the future generation.

The invention discloses a formula of feed for Chilo suppressalis artificial feeding, a preparation method of the feed, and a large-scale feeding method of chilo suppressalis, and belongs to the technical fields of insect artificial feed and large-scale feeding. The large-scale feeding method of chilo suppressalis comprises the following steps of 1, preparing the feed from 600 to 900 parts of distilled water, 12 to 18 parts of agar, 8 to 16 parts of rice stem powder, 40 to 55 parts of cooked soybean powder, 28 to 45 parts of rice chaff powder, 18 to 28 parts of casein, 4 to 9 parts of yeast powder, 8 to 16 parts of cane sugar, 1 to 4 parts of vitamin C1, 0.5 to 3 parts of 21 Jinweita, 0.5 to 3 parts of vitamin E, 0.1 to 1.2 parts of choline chloride, 3 to 8 parts of sorbic acid and 3 to 8 parts of aureomycin, 2, introducing chilo suppressalis egg masses and checking up a rate of hatchability, 3, collecting pupas, and 4, colleting eggs of chilo suppressalis adults. The formula of the feed for Chilo suppressalis artificial feeding, the preparation method of the feed, and the large-scale feeding method of chilo suppressalis have the advantages of simple processes, low cost, labor saving and time saving characteristics, easiness of operation, and good flexibility for large-scale feeding.

The invention discloses an agasicles hygrophila experimental population raising method. The agasicles hygrophila experimental population raising method includes steps that filter paper with the size equal to that of a bottle bottom is placed in an insect breeding bottle I, and is wetted, and 20-30 adult insects which are just subjected to the eclosion are placed in the insect breeding bottle I and are fed by three fresh alternanthera philoxeroides; alternanthera philoxeroides leaves with egg masses in the insect breeding bottle I are placed in insect breeding bottles II, each insert breeding bottle II holds ten alternanthera philoxeroides leaves, and then the insect breeding bottles II are placed in an artificial incubator; fresh alternanthera philoxeroides is placed in the incubator on the first day of incubation, and the alternanthera philoxeroides is continuously replaced by other fresh alternanthera philoxeroides until larvas are matured; and when about to pupate, the agasicles hygrophila matured larvas are transferred into pupating devices, each pupating device contains 100 matured larvas, the matured larvas enter straws of alternanthera philoxeroides to pupate, and pupating rate can reach 80% to 95%. The agasicles hygrophila experimental population raising method is simple in artificial raising, easy to control, small in occupied space and low in cost, and can be used for raising a controllable quantity of neat and consistent agasicles hygrophila with different insect development stages and different insect ages according to different experimental needs.

The invention provides a tortoise or trionyx sinensis spawning pond, which comprises a pond body, wherein the pond body is provided with a slope, a spawning table and a spawning groove, wherein the spawning table is provided with an installation groove; the spawning groove is arranged in the installation groove; the slope is arranged in the middle of a pond bottom; one end of the spawning table is connected with the slope; the other end of the spawning table is connected onto the pond wall; the spawning groove comprises a base plate and a three-face coaming arranged on the base plate; the spawning groove is provided with a filter screen layer and spawning sand covering the spawning groove; so that external influence on a tortoise or trionyx sinensis spawning process is low, the spawning sand is easy to clear, and the egg masses are easy to collect; after being taken out from the spawning groove, the egg masses are placed into cultivation water; and the spawning pond can be used as a tortoise or trionyx sinensis cultivation pond. The tortoise or trionyx sinensis spawning pond is simple in structure and is easy to realize.

The invention discloses a large-scale artificial rearing method of picromerus lewisi scott. The method comprises the following links: A, mating and oviposition of imagoes; B, hatching of egg masses; C, rearing of 2-5 instar nymphs; D, rearing and releasing of imagoes. An inventor of the method is committed to researching the biological characteristics, the predacious function and the artificial rearing of the picromerus lewisi scott for a long time, the picromerus lewisi scott can be reared in a large scale by a small-sized test and a middle-sized test, and the annual output of the picromerus lewisi scott is above 1,000,000 in 2017; through adoption of large-scale rearing, high efficiency and land conservation are achieved, and the cost is low, so that the method is popularized conveniently.

The invention provides a cultivation method of lucilia sericata larva and a disinfection method thereof, in particular to the disinfection to the egg and the larva in the process of cultivating. The disinfection method of the egg comprises the steps of: dipping the egg masses into 0.5-1% sodium sulfite solution, shaking at 3-5 minutes, so that the cohesive egg masses are separated from one another, and dipping the egg into 5-6% sodium hypochlorite solution to disinfect at 3-5 minutes after filtering; and the disinfection method of the larva comprises the step of disinfecting the larva by 0.3-0.5% iodophor solution and 0.1% bromo-geramine solution at two steps. The methods less influence the vitality of the fly egg, the death rate is 0%, the disinfection action to the larva is fast and durable, the toxicity is low, and the methods are less influenced by the organic matter; and the effective passage of the larva can be kept, the vitality of the disinfected lucilia sericata larva is kept, and the methods are simple to operate, easy to grasp, and suitable for popularization and application on a large scale.

The invention belongs to a fish artificial incubation method field relating to the artificial incubation method of ictalurus punctatus. After the parent fishes are in natural spawning fertilization in a spawning pond, the egg masses collected are disposed in an incubating plant for hatching, which is characterized in that the hatching water salinity is 0.1 to 8%, the alkalinity and hardness are larger than 20mg / L calcium carbonate, the hydrogen sulfide is smaller than 0.005mg / L, the iron is smaller than 0.2mg / L, the ammonia is smaller than 0.5 mg / L and the dissolved oxygen is larger than 5mg / L. The water temperature should be maintained from 24 degree to 30 degree. The membrane rupture prophase of this incubation method is implemented inside a cement pool or a circuit in which the conditions such as water temperature are relatively stable. After the melanose of eyes are emerged or the egg masses are turned into red, the fries are moved to a hatching tray for the rupture of membrane. Therefore, the fry activities are easy to observe, and the fry collecting can also be facilitated.

The invention discloses a method for raising sugarcane chilo infuscatellus snellen. Corn cobs are added into an insect rearing box. Chilo infuscatellus snellen egg masses are placed into a first culture dish, and the first culture dish is placed into the insect rearing box. When larvae are preliminarily hatched from the chilo infuscatellus snellen egg masses in the first culture dish, the corn cobs are supplied continuously until the larvae pupate, pupas are taken out to be placed in a second culture dish to preserve moisture, the second culture dish is placed into an insect rearing cage to enable the pupas to feather, sugarcane seedlings and honey water are placed into the insect rearing cage to enable adults to lay eggs on sugarcane seedling leaves, the sugarcane seedling leaves with attached egg masses are cut and placed into the first culture dish, and the previous steps are cycled. According to the method for raising the sugarcane chilo infuscatellus snellen, the survival rate and the reproduction rate are high, the generation number of the sugarcane chilo infuscatellus snellen raised by corns is improved by 1-2 generation than before, the operation is simple, the cost is low, the sugarcane chilo infuscatellus snellen can be raised in a room, and the method provides stable and sufficient insect sources for pest research.

The invention discloses a method for propagating telenomus remus by using fresh-keeping spodoptera frugiperda egg masses. Kraft paper is mainly used as a bearing medium for the spodoptera frugiperda egg masses, the egg masses are stored under the limiting conditions such as airtightness, light shielding and constant low temperature, hatching of the spodoptera frugiperda eggs is inhibited, meanwhile, the method ensures that the telenomus remus can parasitize on the egg masses within a long time, the purpose of intensively propagating a large number of telenomus remus populations is achieved, and the method conveniently releases parasitic wasps in the field at the right time so as to achieve the biological control effect of preventing and controlling the spodoptera frugiperda. The method issimple in operation process, safe and reliable, and provides a large number of parasitic wasp sources are provided for conveniently and rapidly utilizing the spodoptera frugiperda eggs to massively propagate the telenomus remus and applying the biological prevention and control technology for preventing and controlling the spodoptera frugiperda eggs.

The invention provides an artificial feeding method of mantises and relates to the technical field of culture of special species. The method includes: beginning to collect eggs from September to February in the next year, standing egg masses over the surface of saline solution by 3-15mm without contacting with the saline solution, and keeping the temperature at 22 DEG C for hatching; transferring hatched mantis larvae into net cages for culture, feeding the mantises with special larvae feed twice a day in the morning and in the evening respectively, and keeping a feed intake area not being in shortage of feed; if the three-week-old mantises are large in appetite, feeding the mantises with special mantis adult feed twice a day in the morning and in the evening respectively, keeping the feed intake area not being in shortage of feed till the mantises grow into adults. The net cages are adopted for domesticated culture of the mantises, mutual fighting among the mantises is reduced by separating the net cages, different formula feed is fed at different stage of artificial culture, and survival rate of culture is increased; particularly in the larva stage, by scientific matching of the special larvae feed, the problem that live insects must be used for culture in the mantis larvae stage is solved.

The invention discloses a striped rice borer standardized feeding and management method which includes the processes of artificial feed preparation, larva 36-day feeding and adult feeding. The methodfirst suggests 5 days as the period of indoor population egg collection, 4 days as the period of pupa collection and 36 days as the larva feeding period of inoculating single-batch egg masses into a pupation stage. By standardized management of different stage operation processes, a multi-batch overlap loop feeding novel management system is established. The basic requirements of indoor populationlong-term subculture feeding can be met, reproduction can be expanded at any time according to change of test insect dosage, and the preparation period of test insects with different instars and at different stages is greatly shortened. Besides, the method effectively solves the problem of unstable striped rice borer indoor population feeding scale, namely the condition that accidental populationscale rapidly shrinks and even tends to be extinct. The method can be popularized as a striped rice borer indoor artificial feeding technical specification.

The invention discloses an ietalurus punetaus half-sib family large-scale building method. The method comprises the steps that 1, parents are bred; 2, a paternal line half-sib family is built; 3, mating and oviposition are conducted; 4, egg masses are incubated, wherein PIT electronic markers are injected into females laying eggs; 5, artificial spawning is conducted, wherein the females are put into an ovipositor to mate with males after injection; 6, after oviposition is completed, the egg masses are taken out for subsequent incubation, and meanwhile the females and the males who lay the eggs are taken out, injected with the PIT electronic markers and put into a pond to continue to be bred, and serve as reproduction of the subsequent year. By means of the method, the ietalurus punetaus half-sib family large-scale building success rate is significantly increased, and the family building cycle is shortened.

The invention discloses an ampullaria gigas egg laying trapping and egg mass cleaning device and an application thereof. The device comprises a trapping column and an egg mass cleaning device body, the trapping column is a hollow column body, openings are formed in two ends of the column body, the egg mass cleaning device body comprises an outer annular wall cleaning portion, an inner annular wallcleaning portion and a connecting portion, the connecting portion is connected with the outer annular wall cleaning portion and the inner annular wall cleaning portion, and a gap matched with the trapping column is reserved between the outer annular wall cleaning portion and the inner annular wall cleaning portion, so that egg masses on the outer wall and the inner wall of the trapping column aresimultaneously scraped by the outer annular wall cleaning portion and the inner annular wall cleaning portion when the trapping column is embedded between the outer annular wall cleaning portion andthe inner annular wall cleaning portion. The device is simple in structure and convenient to use and can furthest trap ampullaria gigas to lay eggs, the egg masses can be conveniently and rapidly cleaned in a concentrated manner, concentrated destroying or harmless and resourceful utilization of the egg masses is performed, and a convenient, rapid and environmental-friendly ampullaria gigas control technique is provided.

The invention relates to a ground beetle hatching basin. The ground beetle hatching basin comprises a two-layer basin body, a two-layer sieve screen basin cover, a constant-temperature heating device arranged at the bottom of the outer side of the basin body, a transparent cover body covers above the basin body and a soil turning device connected to the upper part of the transparent cover body in a sliding manner, wherein a sliding rail is arranged at the central position of the upper part of the transparent cover body; the soil turning device comprises a connection rod and a soil turning head; the soil turning head is anchor-shaped and is made of flexible materials. Through the ground beetle hatching basin, the constant-temperature heating device, the basin cover and the soil turning device are additionally mounted on a conventional ground beetle breeding basin and the conventional ground beetle breeding basin is transformed into the hatching basin capable of hatching ground beetle egg masses; the range of the basin body can be heated; the heating energy can be greatly saved; the basin cover can be used as a sieve screen for sieving the hatched larvae and eggs, so that the soil can be conveniently replaced; the soil turning device can replace the manpower and can be used for automatically turning the eggs; the manpower is saved.

The invention provides an artificial breeding method of gelechiid moths. The method comprises the adult-stage egg mass collecting stage, the larval-stage and pupal-stage breeding stage and the adult-stage breeding stage. The artificial breeding method of the gelechiid moths is characterized in that imagoes have the habit of climbing upwards and the habit of tending to gaps for oviposition, egg masses of the gelechiid moths are collected by providing proper gaps and using a gland filter paper method, the daily oviposition amount and the amount of single female adult oviposition of the gelechiid moths can be conveniently and accurately counted, and damage to the egg masses can be effectively avoided through the method for collecting the egg masses; hatched larvae have the habit of silking drooping, the larvae are directly inoculated into finger-shaped tubes through a writing brush in a wire hanging mode, and harm to newly hatched larvae in the larva inoculating process can be effectively avoided; in the larva and pupa breeding process, completely transparent finger-shaped single-way glass tubes and corresponding feed and sealing technology are well-chosen, and tracking observation of a researcher on the larvae and the pupae of the gelechiid moths can be well met.

The invention discloses a large-scale breeding and egg hatching method of adult Pasha worms, which comprises the following steps: (1) building a breeding room: setting the breeding room to be a flowing water environment and placing attachments for eggs in the breeding room; (2) carrying out breeding and spawning of the adults: when the wings of the adults after eclosion are bloodshot and tanned and the adults are free to fly, putting the adults in the breeding room in the step (1), or transferring the adults to a breeding cage, providing a nutrient solution to the adults, and after the adults mate and soon lay egg masses on the attachments, transferring the egg masses to a hatcher; and (3) hatching the eggs: hatching under the conditions that the temperature is 25-30 DEG C, the environment humidity is 70-80% and the illumination is 12:12 and timely transferring the larvas to a breeding box after the hatching is completed. The invention aims to technically realize large-scale breeding and efficient egg hatching of the adult Pasha worms.

The invention provides a method for culturing predatory ladybirds. The method comprises the following steps: (1) breeding aphids by using seedlings of a host plant, and cutting plant seedlings with the aphids into small sections when the number of the aphids of each seedling is increased to 600-1300; (2) putting ladybird egg masses into breeding boxes, and feeding hatched ladybird larvae with theaphids obtained in the step (1); and (3) before the ladybirds pupate, putting folded paper pieces into the breeding boxes, and collecting pupae of the ladybirds. By adopting the method, the ladybirdsin the breeding boxes are fed with the small sections of the plant seedlings with the aphids, so that spatial separation of aphid breeding and ladybird breeding is achieved, the aphids can be added and changed conveniently, the ladybirds are not damaged, and the propagation efficiency of the ladybirds can be improved. The method provided by the invention is simple, efficient, low in cost and applicable to on-scale production of ladybirds.

The invention discloses lucilia sericata feed and a manufacturing method thereof. The feed is composed of feed mixed fine powder and drinking water, wherein the weight ratio of the feed mixed fine powder to the drinking water is equal to 1:(2 to 4), the feed mixed fine powder comprises a mixture composed of fine powder, mineral additives and vitamins, and the weight ratio of the fine powder to the mineral additives to the vitamins is equal to (94 to 96):(2 to 4):(1 to 3). According to the lucilia sericata feed and the manufacturing method, a composite mode of the fine powder, the mineral additives and the vitamins is used as main raw materials of the feed mixed fine powder, and the feed-mixed fine powder is mixed with the drinking water, so as to prepare the feed; the feed mainly aims to increase the quantity of eggs of lucilia sericata, and more egg masses are obtained by adopting the method for increasing the quantity of the eggs of the lucilia sericata, so as to treat animal-based organic waste.

The invention discloses a method for breeding hermetia illucens by using biological garbage, which comprises a first feed and a second feed, and belongs to the technical field of hermetia illucens breeding methods, the specific formula of the first feed comprises 20-30% of rhizomes of plants, 10-20% of rotten vegetables and fruits, and 30-40% of animal fur, corpses and excreta and 5-10% of wood chips; the second feed is prepared from 15-25% of fruit shells, 25-30% of animal skin and hair rotting corpses, 25-35% of corn straw, wheat straw and rice straw and 5-10% of livestock manure according to a specific formula; the hermetia illucens seed worm is hermetia illucens egg masses collected in the field. The beneficial effects of the invention are that: according to the breeding method, the problems that the air quality is influenced and land resources are wasted due to the fact that current biological garbage is treated in a burying and incineration mode are solved, and meanwhile the problem that the living quality of nearby residents is influenced due to the fact that peculiar smells nearby the biological garbage are heavy is solved.

The invention relates to a field large-scale propagation method for harmonia axyridis. The method is characterized by comprising the following steps: (a) preparing pea aphids; (b) feeding egg laying adults; (c) collecting egg masses; (d) hatching eggs; (e) managing first-instar larvae; (f) inoculating second-instar larvae to fields; (g) carrying out field management on harmonia axyridis; and (h) carrying out field release of harmonia axyridis. The method has the advantages that harmonia axyridis is raised in the fields, so that the artificial culture cost, field transportation cost and field release cost are reduced, and the adaptability of released harmonia axyridis to field climate is improved.

The invention discloses a method for rearing parent fishes of ictalurus punctatus. The method comprises the following steps of (1) selecting high-quality parent fishes and putting the high-quality parent fishes into a breeding pond; (2) after the parent fishes are stocked for 5-10 days, starting breeding and feeding, and using fresh fish blocks for feeding from 30 days before spawning of the parent fishes to the breeding period; (3) during the breeding period of the parent fishes, inspecting the activity conditions of the parent fishes late night every day, and when it is found that the parent fishes have chasing reactions on the water surface, putting artificial fish nests into the pond for the parent fishes to lay eggs; and (4) taking out egg masses in the artificial fish nests, putting the egg masses into a water basin filled with pond water, and feeding the egg masses into a hatching room for hatching under the condition of avoiding direct sunlight. The technology for rearing the parent fishes of the ictalurus punctatus is simple and easy to operate, has good promotion effects on optimizing the breeding process, reducing the labor amount and improving the survival and reproductive capacity of the parent fishes, and has good economic benefits and social benefits.

The invention discloses a physical prevention and control method for efficiently controlling population reproduction of ectropis obligue prout and belongs to the technical field of pest prevention andcontrol. According to the method, male and female ectropis obligue prout adult insects which do not mate are treated by adopting green light indoor interference for 10 h, the mating success rate of the female insects can be lowered by 90% or above, the hatching rate of egg masses can be lowered by 80% or above, the egg laying quantity of the female insects can be lowered by 40% or above, and theindoor population inhibition effect is remarkable. At the initial eclosion growth stage of ectropis obligue prout, a green light interference method is adopted for continuously conducting interferencetreatment on a tea garden for 5 nights, the inhibition rate of the offspring population of ectropis obligue prout can reach 83.5%, and the prevention and control effect can reach 86.2%. The method isused for preventing and controlling ectropis obligue prout of a tea garden, the application amount of chemical insecticide can be effectively lowered, the killing effect of a traditional light trap technology on natural enemy insects of the tea garden can be effectively lowered, and the method helps to protect the ecological environment and biodiversity of the tea garden and has good economical,social and ecological benefits.

The invention discloses lysine bacillus for controlling plant nematodes and application thereof. The name of the lysinibacillus sp. is BDGS-17-07; the collection number is CGMCC No.15617. Experimentalresults prove that the lysinibacillus sp. has the advantages that a fermenting liquid BDGS-17-07 has toxic activity on second instar larvae of cereal cyst nematodes, and eggs and second instar larvaeof meloidogyne incognita, and also has obvious inhibiting function on the hatching of egg particles and egg masses of the meloidogyne incognita; the fermenting liquid BDGS-17-07 also has good biological preventing effect; the preventing effect can reach 36% 60 days after the nematodes are inoculated by only applying 50mL of fermenting liquid BDGS-17-07; when the lysinibacillus sp. BDGS-17-07 (CGMCC No.15617) provided by the invention is used as the biological agent, the biological agent has good application and development prospect in the preventing and control of the plant nematodes.

The invention relates to the field of whitmania pigra hatching, in particular to a hatching and opening integrated technology for whitmania pigra. The method includes the following steps that 1, a hatching room is constructed; 2, a hatching box is placed; 3, whitmania pigra egg capsules are selected; 4, pomacea canaliculata egg masses are put for hatching for 4-7 days; 5, the whitmania pigra egg capsules are put for continuous hatching. The hatching and opening integrated technology for whitmania pigra realizes soilless hatching; compared with a traditional hatching technology, the larva emerging time of the whitmania pigra is more concentrated, collecting and transferring are also more convenient, management is convenient, and the survival rate is higher; meanwhile, pomacea canaliculata is hatched in the hatching box in advance, opening is directly performed after hatching and larva emerging of the whitmania pigra, culture techniques are reduced, and labor is saved.

Automatic chicken raising equipment is characterized by comprising a mechanical sliding groove part, an egg collecting part, a feed and water feeding part, a movable henhouse part, a chicken manure collecting part and a henhouse. The egg collecting part comprises an egg collecting groove, a metal rod C, an egg collecting block, an egg box inlet, an egg box shell, an egg box and a spring A; and inthe mechanical sliding groove part, a conveying belt is rotationally installed in an oval sliding groove. According to the automatic chicken raising equipment, manual work is replaced by electric work, efficiency is improved, and time is saved; the automatic chicken raising equipment integrates multiple functions of grazing, feeding, chicken manure cleaning, egg collecting and the like, various conditions of chicken raising are greatly achieved, and a convenient and efficient new mode is provided for chicken raising; and the automatic chicken raising equipment is ingenious in structure and ingenious in conception, all the functions can be used independently or jointly, and convenience is provided for broad chicken breeders.

The invention discloses a method for feeding Micraspis discolor (Fabricius) by using mixed food of eggs of ephestia kuuhniella and rape pollen, and relates to the field of insect feeding. The method specifically comprises the following steps: S1, feeding the eggs of ephestia kuuhniella; S2, feeding larvae of the Micraspis discolor (Fabricius) by mixing the eggs of ephestia kuuhniella and the rape pollen, and waiting for pupation and emergence; S3, carrying out male and female identification on adult Micraspis discolor (Fabricius) which primarily emerge, and then carrying out male and female pairing and egg laying; and S4, collecting egg masses of the Micraspis discolor (Fabricius), and propagating after incubation. According to the method, the eggs of ephestia kuuhniella and the rape pollen are adopted for mixed feeding, the feeding raw material cost is low, artificial breeding is simple, the food sufficiency can be guaranteed, the breeding cost is reduced, a systematic artificial propagation process is formed, therefore, individuals of the bred Micraspis discolor (Fabricius) are healthy, the survival rate is increased, and continuous multi-generation stable breeding is achieved.

The invention relates to a long-distance transportation method for fertilized eggs of sepioteuthis lessoniana Lesson, and belongs to the field of aquatic product transportation. The method comprises the following steps: A) carrying out hatching; B) carrying out first disinfection; C) carrying out basketing and truck loading; D) carrying out oxygenating and transporting; E) carrying out secondary disinfection; and F) continuously carrying out hatching. The step A) meets the following hatching conditions: incubating fertilized eggs for 6-9 days under the condition of a seawater temperature of 23-26 DEG C, enabling the fertilized eggs to develop into a blastula stage or a gastrula period, and cutting egg masses from attachment bases along the bases of oothecae. According to the invention, when the blastula stage or the gastrula period is selected for transportation, the ovoid is fixed, the boundaries among the fertilized eggs are obvious, the embryos are prevented from being accumulated to one end of the oothecae during transportation, ink jetting or advanced hatching is avoided, the influence of transportation to embryo development is small, and the transportation survival rate is effectively improved.

The invention discloses a cobra hatching method. The method of the invention comprises the steps of: sterilizing an incubator provided with a ventilator, laying a sterilized hatching layer on the bottom of the incubator, then placing the incubator in a dark room, and placing cobra eggs Place it on the hatching layer, which is made of vermiculite powder and polymer water-absorbing resin; control the temperature in the incubator to 25°C to 30°C, and the humidity in the hatch to 75% to 85%, and adjust the water content of the hatching layer to 7% to 10%; turn over the egg masses every 2 to 3 days, and remove moldy eggs and bad eggs in time. After 50 to 65 days, the hatching and emergence are completed, and the emergence rate is calculated. The invention adopts the mixture of vermiculite powder and polymer water-absorbing resin as the hatching layer material, so as to prevent cobra eggs from being infected with mold, ensure the humidity required for hatching cobra eggs, and increase the emergence rate.

The invention discloses a method for preventing and controlling insect damage of grape lycorma delicatula and relates to the technical field of grape disease and insect prevention and control. The method comprises the following steps of removing weeds and fallen leaves in a field in early spring, and burning or deeply burying the weeds and fallen leaves together to reduce insect sources; combining winter trimming and fruit garden management to scrap hibernating egg masses from tendrils; during an adult insect emergence period, vibrating a grape frame at nightfall every 5 days to shake adult insects off, artificially capturing the adult insects, and cleaning the adult insects together; applying an organic fertilizer, enhancing fruit garden management, and timely draining water and trimming; during an adult insect and nymph emergence period, spraying one of 1,300 to 1,800 times of imidacloprid wettable powder with the concentration of 3.5 percent, 6,500 to 7,500 times of Confidor thick solvent with the concentration of 25 percent, 2,000 to 2,500 times of acetamiprid emulsifiable concentrate with the concentration of 3 percent, 800 times of dichlorvos emulsifiable concentrate with the concentration of 50 percent and 1,600 times of trichlorfon with the concentration of 90 percent to kill the insects. The preventing and controlling way to the grape lycorma delicatula is reasonable, the step is simple, the problem of lycorma delicatula damage can be radically solved, meanwhile, the effect of preventing and controlling the lycorma delicatula is also obvious, and the healthy and strong growth of grapes is promoted.