52results about How to "Meet the needs of rapid growth" patented technology

The invention discloses an environment friendly type river crab premix material, which comprises vitamins, mineral matters and phagostimulants, wherein according to the weight ratio of 1:5:1 to 2, the vitamin component, the mineral matter component and the phagostimulant are mixed to obtain the environment friendly type river crab premix material. The premix material can be added in commercial compound feed to form environment friendly type river crab feed, which further lowers the feed coefficient and improve the digestibility and deposition rate of N and P in the process of raising river crabs, so that the loss of N and P in the feed is lowered, and the aim of improving the aquaculture water quality is achieved; meanwhile, the premix material can also enforce the fast growth of river crabs, improve the autoimmunity of river crabs and increase the raising survival rate.

The invention relates to a beef concentrate supplement and a preparation method thereof. The beef concentrate supplement consists of corn, cottonseed meal, rapeseed meal, sesame cake, sunflower seed meal, rock flour, calcium hydrophosphate, soda, rumensin, micro-ecological preparation for raising, rumen bypass fat, rumen bypass lysine, magnesium oxide, antioxidant, molasses and premix special for beef. By strict raw material selection and reasonable formula setting, the beef concentrate supplement has balanced and comprehensive nutrition, strong pertinence and good palatability, and can effectively improve the growth speed of the beef.

The invention discloses a data center network topology structure and a routing method of the data center network topology structure. The data center network topology structure comprises switches and servers. Each server comprises two network card ports. Each switch is provided with n ports. One switch is connected with n severs to form a partition structure at the bottommost layer of the topology structure. Half number of the server network card ports not used in each of n low-layer partition structures are connected to all the switches respectively to form a high-layer partition structure. The n server network card ports connected to all the switches are from the n low-layer partition structures respectively. In this way, the whole topology structure is formed recursively layer by layer. The data center network topology structure has the advantage of expandability and high fault tolerance.

The invention relates to the field of the computer application technology, and specifically to a cloud computing based video transcoding method. The video transcoding is finished by a system formed by a local video initializing processor and a hadoop processing module; the local video initializing processor performs video cutting, and initializing various parameters and configuration files of the videos to form a plurality of complete cut small videos; then the small videos are uploaded to a distributed file system HDFS of the hadoop; corresponding job tasks are submitted to a job queue; the job queue receives the tasks, analyzes the tasks and the cuts the tasks to computing nodes; and MR computing nodes are responsible for video transcoding and video combining for improving the video transcoding efficiency and saving the transcoding time. The invention provides a flexible and convenient transcoding platform, so that the transcoding time is shortened, the transcoding efficiency is improved, and the high-speed growing demand for the video transcoding is met; and therefore, the cloud computing based video transcoding method can be used for coded format conversion of the videos.

The invention discloses special granular feed for young acipenser dabryanus and a preparation method thereof. The special granular feed adopts the main materials: fish meal, soybean meal, peanut meal, yeast, L-methionine, L-phenylalanine, wheat meal, fish oil, soybean oil, multiple vitamins and multiple minerals and the like. The special granular feed is prepared by the steps of resieving, drying and granulating the materials. The special granular feed for young acipenser dabryanus disclosed by the invention has the advantages that all the used soybean meal, the peanut meal and the yeast are rich in domestic yield, the imported protein source with low price and good quality is not needed; after the foreign phytase, the L-methionine and the L-phenylalanine are added, the nutrient in the feed can meet the need for fast growth of the acipenser dabryanus; the weight gain rate, the special growth rate, the feed efficiency and the disease resistance of the young acipenser dabryanus are obviously improved; the used amount of the fish meal can be reduced, the cost of the feed can be greatly reduced, the utilization rate of the fish to the feed can be improved and the nitrogen emission and pollution to a water body are reduced.

The invention discloses a planting method capable of increasing yield of Hami melon. The planting method includes the following steps: 1) seed treatment and seedling raising: selecting full Hami melon seeds to be dried in sunlight for 1-3 days, soaking the Hami melon seeds in hot water, putting the Hami melon seeds in a bag, soaking the Hami melon seeds in soaking solution, and performing ultrasonic oscillation; and sowing the Hami melon seeds in a seedling raising plate. 2) soil preparation and planting: performing fall-plow and winter-irrigation on a melon land, and embedding a soil conditioner and a humic acid compound fertilizer into the melon land; and building an arc greenhouse in the melon land; and 3) field management. According to the planting method, pretreatment is performed on the Hami melon seeds, diseases and pests can be prevented, and the survival rate of the Hami melon seedlings can be improved; the soil conditioner and an insect expelling solution having rich nutriments and a sterilization and deinsectization effect are prepared; and the reasonable and scientific field management method is performed, the obtained Hami melons are even in thickness of peels and size, are high in yield, and are short in growth maturity cycle; and the sugar content of the obtained Hami melons can reach more than 20%.

The invention discloses an artificial micro-diet for naiads and larvae of Sipunculus nudus. At present, a research and development technology for an artificial feed for the naiads and larvae of the Sipunculus nudus is still blank, and a self-cultured biological bait which can be used for the intermediate rearing of the naiads and larvae of the Sipunculus nudus hardly meets the demand of mass seedling production due to unstable supply, so that the problems that the survival rate of artificial breeding is low, the yield of seedlings is low, the breeding scale is difficult to expand and the like are caused. In the invention, aiming at the digestive physiological characteristics of the Sipunculus nudus at nymphal and larval phases, the artificial micro-diet is prepared by selecting feed raw materials with high utilization rate. Nutrient components contained in the artificial micro-diet can meet the need of fast growth of the naiads and larvae of the Sipunculus nudus; the artificial micro-diet improves the survival rate of the seedlings of the naiads and larvae of the Sipunculus nudus and the digestibility of various nutrients by the naiads and larvae of the Sipunculus nudus; the artificial micro-diet has the advantages that: the excretion of nitrogen and phosphorus is reduced, the stability is high, the dissolution rate is low, and the artificial micro-diet slightly pollutes water bodies; and the problem that a biological bait is inadequate during the artificial breeding of the Sipunculus nudus is solved.

The present invention provides a post-conceptual-age fetus-growth feed for sows in late pregnancy. The post-conceptual-age fetus-growth feed comprises the following components in parts by weight: 45.3parts of corn, 6 parts of wheat middling, 10 parts of soybean meal, 5 parts of expanded soybeans, 12.5 parts of bran, 10 parts of beet pulp, 4 parts of bean skin, 1.5 parts of imported fish meal, 1.5parts of soybean oil, 0.7 part of calcium hydrogen phosphate, 1.1 parts of calcium carbonate, 0.4 part of sodium chloride, 1 part of a trace element vitamin premix, 0.12 part of lysine, 0.02 part ofmethionine, 0.05 part of threonine, 0.15 part of choline chloride, 0.02 part of vitamin E, 0.06 part of vitamin C, 0.05 part of beer yeast powder, 0.05 part of yeast, 0.3 part of potassium chloride, 0.01 part of L-carnitine, and 0.2 part of saccharomyces cerevisiae cell wall. The present invention also provides a preparation method of the feed. The feed can meet rapid growth needs of fetuses in the late pregnancy and can also satisfy development of mammary gland in the late pregnancy.

The invention discloses a special formula feed for improving the muscle quality of raw fish. The formula feed is prepared from the following components in parts by weight: 38-42 parts of all-degreased fish meal, 10-15 parts of pet-grade chicken bone meal, 2-3 parts of enzymolytic fish dissolved pulp, 2-3 parts of squid visceral ointmen, 6-8 parts of fermented soybean meal, 10-15 parts of flour, 4-6 parts of vital gluten, 1-2.5 parts of spirulina powder, 4-6 parts of wall-broken yeast powder, 1-2 parts of folium cortex eucommiae powder, 1-2 parts of refined fish oil, 1.5-2.5 parts of soybean oil, 1-3 parts of soybean phosphatide oil, 1.5-2 parts of monocalcium phosphate, 0.5-1 part of choline chloride, 0.1-0.2 part of bile acid, 0.05-0.1 part of L-carnitine, 1 part of compound spices, 1 part of amino acid mixture, 1 part of vitamin complex premix and 1 part of multi-mineral premix. The formula feed can be used for remarkably improving the muscle flavor, nutritional value and freshness of raw fish, and can meet the requirement of consumption terminals for raw fish deep processing and sashimi taste.

The invention discloses a florfenicol premixing agent. The florfenicol premixing agent is prepared from the following raw materials in parts by weight: 2 to 3 parts of florfenicol bulk drugs, 2 to 15parts of active auxiliary materials, 2 to 10 parts of carriers, 10 to 25 parts of dissolution agent, 2 to 10 parts of stabilizer, and the balance of filling agent. The obtained florfenicol premixing agent has the advantages of high biological activity, high bioavailability, high stability, low cost, small toxicity and side effect, multiple effects and capability of promoting the growth of animals.By adopting the preparation method of the invention, the defects of a conventional complicated solid inclusion process can be avoided, the use of expensive reagent can be avoided, the process flow issimple, the cost is simple, and the preparation method has positive popularization significance.

The invention relates to a kelp germplasm separation method. According to the kelp germplasm separation method, when kelp zoospores are diffused, kelp is inside and outside wrapped by medicine, gauze and bolting-silk, so that kelp mucus and impurities can be effectively prevented from influencing water quality; a pipettor separation gametophyte can be used for effectively improving the separation efficiency and avoiding pollution; and a culture medium is improved, so that the rapid growth requirement of the kelp zoospores is satisfied, and the pollution can be effectively avoided. Therefore, the kelp germplasm separation method is safe and high-efficiency.

The invention discloses an environment-friendly type soft-shelled turtle expanded pellet feed. The environment-friendly type soft-shelled turtle expanded pellet feed comprises the following raw materials in parts by weight: 46-52 parts of white fish meal, 18.5-23.5 parts of wheat meal, 6-8 parts of yeast powder, 3-3.5 parts of gluten flour, 2.5-3.5 parts of rapeseed meal, 1.0-2.5 part of soybean meal, 1-2 parts of corn gluten meal, 3-5 parts of meat flavour powder, 1-2 parts of liver powder, 1.5-3.5 parts of expanded soybeans, 1-1.8 parts of monocalcium phosphate, 1.4-2.0 parts of a mineral substance premix, 0.5-1.0 part of a vitamin premix and 1-2 parts of fish oil. The invention further provides a preparation method for the feed. According to the environment-friendly type soft-shelled turtle expanded pellet feed and the preparation method disclosed by the invention, high-quality plant protein sources from the wheat meal, rapeseed meal, soybean meal, corn gluten meal and expanded soybeans are selected to replace part of the white fish meal, and the use amount of the white fish meal can be greatly reduced, and thus the cost of the environment-friendly type soft-shelled turtle expanded pellet feed disclosed by the invention is reduced; moreover, the feed is rich, balanced and comprehensive in nutrition, completely capable of meeting the rapid growth need of soft-shelled turtles and furthest reducing pollution to aquaculture water and soil, is conveniently fed, and is capable of enhancing the disease-resistant capacity of the soft-shelled turtles, and increasing the growth speed and the survival rate.

The invention relates to a micro-ecological pollution-free compound feed suitable for young ricefield eels, and a preparation method of the compound feed. The micro-ecological pollution-free compound feed is prepared from the following raw materials: fish meal, wheat, bean pulp, extruded soybeans, fish oil, spray-dried animal blood cells, lecithin oil, calcium dihydrogenphosphate, 50% choline chloride, 35% Vc phosphate, enzymic preparation specially used for aquatic products, glossy privet fruit, micro-ecological preparation for aquatic products and compound premix specially used for alepidote fishes. The micro-ecological pollution-free compound feed is prepared by strictly screening the raw materials by a reasonable preparation method, is high in pertinence, is especially suitable for feeding the young eels, and is balanced and complete in nutrition; after the compound feed is adopted, the immunity, the disease resistance and the anti-stress capability of the young eels can be improved, the nutrition needed by the growth and development of the young eels can be fully guaranteed, the young eels can rapidly and healthily grow, and the limited growth speed is greatly increased; furthermore, in a preparation process, the nutrient substances are protected from damage by high temperature to the utmost extent; the micro-ecological pollution-free compound feed is low in product cost, high in efficiency, stable in quality, convenient to store and free from adverse effect.

The invention discloses a low fat chicken raising method, which comprises controlling growth velocity, and controlling lipogenesis through shortening feed time, wherein only plant fodder formulation is employed, and animal fat and feed stuff are strictly prohibited. By adopting different fodder formulation based on the physiological requirements of various growth phases of the chickens, the lipogenesis can be regulated and controlled.

The invention discloses an artificial microparticle feed for clam worm larva and a preparation method thereof. The artificial microparticle feed is prepared from the following components: 35-50 parts of white fish meal, 5-15 parts of bean pulp, 10-15 parts of high protein flour, 5-15 parts of alpha-starch, 3-8 parts of scallop powder, 3-6 parts of squid liver powder, 2-5 parts of gadus protein hydrolysate, 2-5 parts of euphausiid powder, 2-5 parts of beer yeast, 3-5 parts of fish oil, 1-2 parts of soya bean lecithin, 1-2 parts of complex mineral salt, 0.5-1 part of decavitamin, 0.2-0.5 part of probiotics and 0.05-0.1 part of ethoxy quinoline. The preparation method comprises the steps of crushing, mixing, modulating, curing, swelling, granulating, drying, smashing, and sieving. The feed is high in protein and fat content, and reasonable in raw material component compatibility; nutritional ingredients of the feed can meet the requirement of rapid growth of clam worm larva, the stability is good, the soaking resisting time of the artificial microparticle feed in water is long, the dissolve-loss ratio is low, the preparation method and process are simple, the large-scale production is easily realized, and the breeding efficiency of clam worm larva is remarkably improved.

The invention relates to a cultivation method capable of increasing hami melon yield. The method comprises the steps of seed pretreatment, seedling culturing with seeds, land selection and preparation, field planting, field management and the like. According to the method, hami melon seeds are pretreated, plant diseases and insect pests are prevented, the survival rate of hami melon seedling culturing is increased, a soil conditioner which is rich in nutrient and an insect repellent liquid which has disinfection and deinsectization effects are prepared, a reasonable and scientific field management method is adopted, and thus hami melon fruits which are short in growth and ripening period, thin in peel and even in size are obtained, the yield is high, dehiscent fruits are few, and the sugar content reaches 23.6% or above.

The invention belongs to the field of production of lycopene and discloses a fermentation medium, the application thereof and a method for preparing lycopene through fermentation of Blakeslea trispora. The fermentation medium comprises the following ingredients: a starch component, a bean flour component, fish meal, vegetable oil, copper sulfate, magnesium sulfate, monopotassium phosphate, vitamin E and an emulsifying agent, wherein the starch component comprises starch and / or starch hydrolysate; the bean flour component comprises bean flour and / or bean flour hydrolysate; and at least one of the starch component and the bean flour component is the hydrolysate of the starch or bean flour. With the adoption of the fermentation medium provided by the invention, the concentration of dissolved oxygen can be improved, and the dissolved oxygen can be reasonably and efficiently utilized. Therefore, the yield of lycopene is improved.

A disclosed mesona-chinensis-containing puffed grass carp forage is composed of the raw materials in parts by weight: 20-30 parts of wheat shorts, 10-12 parts of corn germ meal, 10-15 parts of fish meal, 4-5 parts of aloe dry powder, 6-10 parts of wheat bran, 6-10 parts of sea shrimp powder, 1-2 parts of wintergreen oil, 1-2 parts of boniniellacardiophyllahancetagawa, 2-4 parts of cassava slag, 4-5 parts of fruit slag, 1-2 parts of gnetum, 1-2 parts of plantain leaves, 2-3 parts of , 4-5 parts of spirulina dry powder, 1-2 parts of cymbopogondistans, 1-2 parts of mesonachinensis, 0.05-0.08 part of lysine, 0.04-0.07 part of calcium hydrogen phosphate and 2-3 parts of a feeding promoting agent. The fish forage of the invention has equalized nutrition, strong pertinency and good feeding attracting capability and stability, and is capable of satisfying rapid growth requirement of grass carps, improving forage conversion rate and reducing disease generation of grass carps.

The invention relates to a Chinese herbal micro-ecologic farmed fish feed suitable for carps in a later period and a preparation method thereof. The Chinese herbal micro-ecologic farmed fish feed is prepared from the following raw materials: wheat middling, corn germ meal, rice bran, wheat, bean pulp, extruded soybean, rapeseed meal, cottonseed meal, distillers dried grains with soluble (DDGS), fish meal, spray-dried animal blood cells, soybean oil, glossy privet fruit, liquid phospholipid, monocalcium phosphate, 50 percent of choline chloride, 0.04-0.08 percent of 35% Vc phosphate, special compound enzyme for aquatic products, microecologics for aquatic products, and 1.2 percent of a special premix for carps. The Chinese herbal micro-ecologic farmed fish feed provided by the invention is high in pertinence, is especially suitable for breeding and feeding of carps in a later period, is balanced and complete in nutrients and good in luring property, and has the advantages of being capable of improving the immunity and the disease resistance of carps, greatly increasing the growth speed of carps, increasing the feed conversion ratio, alleviating environmental pollution, improving water quality, and maximally protecting nutrient substances from being damaged by high temperature in a preparation process. The Chinese herbal micro-ecologic farmed fish feed is low in cost, high in efficiency, stable in quality, convenient to store, and free of adverse effects.

The invention discloses a piglet birth weight increasing feed for sows at the gestation later stage. The piglet birth weight increasing feed comprises the following components in parts by weight: 45-50 parts of corn, 3-8 parts of wheat middlings, 8-15 parts of soybean meal, 3-8 parts of puffed soybeans, 8-15 parts of bran, 8-15 parts of beet pulp, 3-8 parts of bean cream skim, 1-3 parts of imported fish meal, 1-3 parts of soybean oil, 0.6-1.5 parts of dicalcium phosphate, 0.8-1.5 parts of stone powder, 0.2-0.5 part of sodium chloride, 1 part of a trace element vitamin premix, 0.1-0.3 part of lysine, 0.02-0.08 part of methionine, 0.05-0.12 part of threonine, 0.05-0.2 part of choline chloride, 0.01-0.03 part of vitamin E, 0.03-0.08 part of vitamin C, 0.05 part of beer yeast powder, 0.05 partof microzyme, 0.3 part of potassium chloride, 0.01 part of L carnitine and 0.2 part of saccharomyces cerevisiae cell walls. The piglet birth weight increasing feed disclosed by the invention can meetrequirements of foetuses for quick growth at the gestation later stage, and can also meet the requirements of the sows at the pregnancy later stage for mammary gland development.

The invention discloses a callus induction and subculture medium for cyclocarya paliurus, and also discloses a culture method based on the callus induction and subculture medium for the cyclocarya paliurus. The culture method includes explant selection, explant sterilization, establishment of a sterile anti-browning system, and proliferation culture. The callus induction and subculture medium andthe culture method have the advantages that the anti-browning abilities of calluses of the cyclocarya paliurus can be effectively improved, a large quantity of non-browning calluses with high growth speeds can be obtained in a short time, the problem of resource shortage of the cyclocarya paliurus can be solved through biotechnological measures, and accordingly, the foundation is laid for industrial extraction of secondary metabolites of the cyclocarya paliurus, such as triterpenes, flavonoids and polysaccharides, in later period.

The invention relates to the field of pond mariculture, and discloses a method for adjusting the water quality of a mariculture pond by using floating ecological enteromorpha, the method comprises the following seven steps: (1) manufacturing a plastic shed; (2) arranging a plastic shed for pond water feeding; (3) culturing floating ecological enteromorpha in a plastic shed; (4) regulating and controlling the growth water temperature of the floating ecological enteromorpha; (5) culturing floating ecological enteromorpha in a seawater pond; (6) regulating and controlling the water quality of the mariculture pond; and (7) managing the floating ecological enteromorpha. According to the method, the floating ecotype enteromorpha is cultivated by raising the temperature through solar energy through the plastic shed, and then the grown floating ecotype enteromorpha is put into the prism-shaped floating fence in the pond water by stages for enlarged cultivation, so that nutritive salt in the pond water is greatly absorbed and utilized by the floating ecotype enteromorpha, the growth of a large amount of phytoplankton in the pond is inhibited, meanwhile, as a large amount of floating ecological enteromorpha is fished away from the pond, the nutritive salt is taken out, the eutrophication of pond water is eliminated, and remarkable environmental and economic benefits are achieved.

The invention relates to the technical field of poultry rearing, in particular to a daily feed for rearing more-than-three-month Tibetan chicken in pens and a preparation method for the daily feed. The daily feed comprises the following components in part by weight: 48 to 62 percent of highland barley, 35 to 45 percent of wheat, 1.1 to 2.5 percent of rapeseed oil, 0.5 to 1 percent of table salt, 1.1 to 2.5 percent of zeolite powder, 0.2 percent of composite microelement, 0.1 percent of complex vitamin and 0.01 percent of Ropadiar. The daily feed has the advantages that: 1, the daily feed is a novel pollution-free seed which is research and developed for the new variety of Tibetan chicken and a new breeding pattern, has complete nutrients and a reasonable formula, and completely meets the nutrient requirement for growth of Tibetan chicken; 2, the daily feed does not contain any antibiotics, hormone and animal protein, and completely meets the national feed standard, adult cocks fed by the daily feed weigh about 1.5kg, and adult hens fed by the daily feed weigh about 1kg; and 3, the feed can meet the requirement for quick growth of the Tibetan chicken and can improve the immunity and disease resistance of Tibetan chicken.

The invention discloses a functional feed additive for micropterus salmoides with functions of food calling and digestion promoting and effects of remarkably reducing body fat and liver fat and improving fish body immunity. The feed additive comprises the following components in percentage by weight: 7.0% of dimethyl-beta-propiothetin (DMPT) hydrochloride, 6.0% of allicin, 10.0% of L-valine, 7.0% of betaine hydrochloride, 8.5% of guanidinoacetic acid, 16.0% of lysophosphatide powder, 5.0% of L-carnitine hydrochloride, 17.0% of an eucommia ulmoides extract and the balance carrier zeolite powder. According to the application method, in the production process, 0.3-0.9% of the additive is added into each ton of micropterus salmoides compound feed. All the components of the feed additive are natural green products, and the feed additive is stable in quality, non-toxic, harmless, free of residues, low in addition amount and easy to popularize.

The invention provides a special locust damage prevention and control fertilizer for bamboos and a preparation method of the special locust damage prevention and control fertilizer for bamboos. The fertilizer is structurally characterized in that an inner core is externally coated with a coating film, inner core component selection emphasizes on nutrition completeness to meet fast growth demands of the bamboos, and coating film component selection emphasizes on pest prevention. By selection of beauveria bassiana powder, algal polysaccharide fatty acryl derivatives and pest prevention fermentedherb residues for components of the coating film, pest prevention effectiveness is improved through joint action.

The invention discloses a feed for geese after 4-week-age. The feed is prepared from the following raw materials in parts by weight: 45-55 parts of corn, 28-30 parts of bean pulp, 6-9 parts of rice, 1-1.2 parts of calcium hydrophosphate, 1 part of stone powder, 5-8 parts of rice bran, 5-8 parts of grass meal, 0.5 part of premix, 0.3 part of table salt and 1 part of sand grains. When being used forfeeding geese with green feed according to a ratio of 1:9, the supplementary feed for geese after 4-week-age produced by the invention is relatively good. The feed for the geese after 4-week-age meets the breeding standard of the geese and can meet the requirement for rapid growth of the geese after 4-week-age. For the geese after 4-week-age, the supplementary feed is applied to the geese 3-4 times every day, and once at night until the geese are 80% full, and after the geese are aged for 6 weeks, gradually reducing the number of times of supplementary feeding is reduced gradually, and the geese is fed mainly with green and juicy feed accounting for 70-80% of the feed.

The present invention discloses a supplementary feed for goslings. The supplementary feed is characterized by being prepared from the following raw materials in weight ratios: 45-55 parts of corn, 28-30 parts of soybean meal, 6-9 parts of unhusked rice, 1-1.2 parts of calcium hydrogen phosphate, 1 part of stone powder, 5-8 parts of rice bran, 0.05 part of lysine hydrochloride, 0.5 part of a premixand 0.3 part of edible salt. During feeding, feed supplement is better at a ratio of the produced supplementary feed for the goslings to a green feed at 1:9. The produced supplementary feed for the goslings is in line with feeding standards of geese and can meet needs of rapid growth of the goslings. The goslings are fed with the supplementary feed 4 times a day before 4 days of age, then the supplementary feed is gradually increased to 6-8 times a day, the feed is supplemented once at night and the goslings are fed to 80% full.

The invention relates to a grass carp feed and a preparation method thereof, and the grass carp feed is prepared by coordination of wheat shorts, flaxseed cakes, corn protein powder, malt roots, maize germ dregs, bean dregs, cotton dregs, rapeseed meal, fish meal, calcium biphosphate, choline chloride 50%, bentonite, fat emulsifier, premix for grass carp and the VE. The grass carp feed has balanced and comprehensive nutrition, strong pertinency, good feeding attraction and stability through strict selection of the raw materials and reasonable formula setting, and can greatly improve the growth rate of the grass carp and prevent diseases of the grass carp. Simultaneously, a domestic advanced normal production device is adopted, thereby improving the production process and protecting nutrients from being damaged by high temperature to the maximum extent; furthermore, a product has low cost, high efficiency, stable quality, convenient storage and no adverse side effects.

The invention relates to a feed, in particular to an extruded feed for grass carps. The extruded feed consists of the following substances in parts by weight: 25-35 parts of wheat, 35-45 parts of rice bran, 22-35 parts of soybean meal, 15-25 parts of cottonseed meal, 35-45 parts of rapeseed meal, 25-35 parts of peanut meal, 5-10 parts of aloe dry powder, 6-10 parts of bran, 6-10 parts of prawn powder, 1-2 parts of wintergreen oil, 1-2 parts of hymenasplenium cardiophyllum, 2-4 parts of cassava residues, 4-5 parts of fruit residues, 1-2 parts of gnetum montanum, 5-12 parts of Japanese banana leaves, 15-25 parts of soybean oil, 5-15 parts of fish meal, 15-25 parts of corn DDGS, 4-15 parts of maize germ cakes, 0.8-1.5 parts of calcium dihydrogen phosphate, 3-5 parts of xanthan gum, 2-5 parts of montmorillonite powder, 0.8-1.2 parts of methionine and 0.35-0.75 part of lysine. The extruded feed for grass carps, provided by the invention, not only meets the processing requirements of the extruded feed, but also has the characteristics of the extruded feed. When being fed in the water, the feed floats on the water level, and the extruded feed has the advantages that the feed quantity is easy to control, and the waste is reduced; and the extruded feed also has balanced nutrients, strong points, favorable food-calling properties and favorable stability, and can meet rapid growth requirements of the grass carps.