257results about How to "Reduce the bait coefficient" patented technology

The invention relates to aquaculture feed, in particular to litopenaeus vannamei compound feed special for winter shed cultivation and a preparation method of the feed. The feed comprises a protein source raw material, a fat source raw material, a sugar source raw material, an antioxidant, a phagostimulant, composite vitamin and composite mineral salt. The invention provides the litopenaeus vannamei compound feed special for winter shed cultivation and the preparation method of the feed, with the advantages of high survival rate, high growth speed, high stability in water, high ingestion speed, convenience for use and low environmental pollution, so as to solve the problems of low growth speed, serious disease, low survival rate and the like of the litopenaeus vannamei during winter shed cultivation at low temperature and promote the healthy development of the litopenaeus vannamei cultivation industry.

The invention provides a grass carp feed. The grass carp feed comprises sub-powder, wheat bran, colza cakes, soybean meal, maize germ meal, steepwater-jetting maize bran, fish meal, meat and bone meal, sesame seed meal, monocalcium phosphate, bentonite, soybean oil, lysine, methionine, choline chloride and premix and is characterized in that: alternanthera philoxeroides, parthemum powder, garlic powder, pine needle powder and rhubarb powder are added into the feed. A processing method of the grass carp feed comprises the following steps of: pulverizing or grinding the ingredients of the feed; adding the raw materials into a stirring machine to stir; and bagging and packaging the stirred feed. The grass carp feed can improve immunity and disease resistance of grass carp, effectively reduces the incidence rate of enteritis, lousy gill disease, red skin disease and explosive hemorrhage of the grass carp, increases the survival rate of fish fry, promotes the growth of the grass carp and effectively reduces bait coefficient of the grass carp.

The invention discloses an antibiotic complex aquatic feed additive which is prepared from the following components in percentage by weight: 1-2 percent of probiotics, 8-9 percent of prebiotics and 20-30 percent of carriers. The probiotics comprise natto bacillus, bacillus coagulans and clostridium freeze-dried powder, the prebiotics comprise xylo-oligosaccharide, ganoderma meat amylase and oligochitosan, and the carriers comprise montmorillonite and corn starch. The antibiotic complex aquatic feed additive not only has the advantages of stable thalli and long survival time, but also has the effectiveness of united multiple roles. the invention also provides a mixed feed containing the antibiotic complex aquatic feed additive, which can obviously improve the digestion function of animals, increase the growth performance of animals of fishes, shrimps, soft-shelled turtles, and the like, decrease the feed factor, enhance the immunity of the animals and obviously improve the meat quality of animals.

The invention discloses bacillus pumilus, a probiotics preparation and a preparation method and application thereof. The Bacillus pumilus LV149 is preserved in China center for type culture collection (CCTCC) in Nov. 23th, 2011, and the preservation number is CCTCC NO: M 2011411. The bacillus pumilus LV149 has strong extracellular protease, lipase and amylase activities, has wide rejection capability to vibrio and has no hemolytic activity. The Bacillus pumilus LV149 serves as fermenting bacterial strains and is performed with solid fermentation, drying and smashing so as to prepare bacillus pumilus probiotics preparation which uses Bacillus pumilus LV149 as the active ingredients. The bacillus pumilus probiotics preparation can be added into prawn feeds for feeding prawns, so that growth of prawn intestinal pathogenic vibrio can be restrained, prawn vibriosis can be reduced, simultaneously prawn growth is promoted, fish bait coefficient is reduced, quality of commodity is improved, culture cycle is shortened, accordingly culture risk and culture cost are reduced, biological safety is high and the bacillus pumilus, the probiotics preparation and the preparation method and application thereof have wide application prospect in aquaculture.

The present invention discloses a ferment zymophyte biological water-cleaning nutrient feed for shrimps and crabs. Said nutrient feed is made up by using microbial zymophyte agent, organic material, inorganic material, high-protein material and microelement according to a certain mixing ratio through a certain preparation process. Said invention also provides the concrete steps of said preparation process.

The invention relates to a megalobrama amblycephala anti-stress feed and a production method thereof. The preparation method is characterized by comprising the following steps of: crushing fish meal, bean pulp, silkworm pupa, rapeseed meal, rapeseed, cottonseed meal, all-purpose flour, sub-powder, washed rice bran, and potassium sorbate mildew preventive; stirring and uniformly mixing the crushed product and fish oil, lecithin, 50 percent choline chloride, rhubarb anthraquinone extract, premix for fish, attapulgite, 35 percent phosphate vitamin C, 50 percent vitamin E and monocalcium phosphate; after stirring and uniformly mixing, grinding the mixture into mixed materials by using an ultra-micro grinder; and preparing the materials into a pellet feed by using the conventional method of the pellet feed. The pellet feed has total and rich nutrition, and can improve the immunity and oxidation resistance of the megalobrama amblycephala, improve the stress, enhance the resistance to disease, improve the feed palatability, and accelerate the growth.

The invention discloses a Procambrus clarkii culture granulated feed and a production method thereof. The Procambrus clarkii culture granulated feed is prepared from the following raw materials: fish meal, meat and bone meal, bean pulp, rapeseed meal, peanut meal, flour, rice bran, squid cream, shrimp bran, ecdysone, adhesive, table salt, monocalcium phosphate, zeolite powder, premix, mixed grease (wherein, the ratio of fish oil to soya-bean oil to lard oil is equal to 2-3:1:1), Rhubarb anthraquinone and the like. The preparation method comprises: stirring and mixing in a stirrer; meanwhile, adding steam; pelletizing, dewatering and cooling; and finally preparing the Procambrus clarkii culture compound granulated feed. The Procambrus clarkii culture compound granulated feed prepared by the production method has the advantages of good taste attractant and palatability, high stability in water, normal exuviation, low autotomy rate, high growth speed, low bait coefficients and the like. The Procambrus clarkii culture compound granulated feed can be utilized to obtain the optimal culture effect according to the specific culture situation when being used for cultivating the Procambrus clarkii.

The invention discloses a special compound premix for Micropterus salmoides, belonging to the field of aquatic product feed and comprising compound vitamin, a complex mineral element, a yeast extract, chromium picolinate premix, bile acid premix and defatted rice bran. The invention can meet the nutrition requirements for healthy and rapid growth of the Micropterus salmoides. Compared with a control group, the use of the compound feed of the Micropterus salmoides can be prolonged to the adult fish period; the rate of body weight gain of the Micropterus salmoides is increased by 10-20 percent, and the bait coefficient is reduced by 10-15 percent; the liver has bright red color and is not swelling; the fat content is obviously reduced; the fish morbidity is obviously reduced; and the oxygen deficit resistance and the transport resistance are obviously increased. The special compound premix does not contain any antibiotic or forbidden drug and meets the national feed safety regulation. The raw material is easy to purchase and the production and the quality are easy to control.

The invention relates to an anti-stress puffed feed for black carps and a production method thereof and belongs to the technical field of aquatic product compound feed. The production method thereof is characterized by comprising the following steps: crushing fish meal, bean pulp, silkworm pupa, corn protein feed, rapeseed meal, cotton meal, blood powder, bread flour and potassium sorbate mildewcide, and uniformly mixing the crushed mixture and fish oil, 50 percent choline chloride, rhubarb anthraquinone extract, immune polysaccharide, lactobacillus sporogenes, premix compound for fish, zeolite and calcium biphosphate with stirring; crushing the mixture to form a mixed material with a supermicronmill after uniformly mixing with stirring, adding the mixed material into a modulator, introducing water vapor into the modulator to modulate the mixed material, and adding the modulated mixed material into an extruding and puffing granulator to prepare the mixed material into particles; and drying and cooling the puffed feed particles and packing the feed particles into bags. The anti-stress puffed feed of the invention has simple preparation and balanced and rich nutrition, can meet the growing requirements of the black carps, improves the immunity and oxidation resistance of the black carps, improves the anti-stress property and disease resistance, reduces water body pollution caused by throwing the feed in a breeding process, improves the palatability of the feed and promotes growth.

The invention discloses a Ictalurus punctatus compound feed, the contents of mass ratio of characteristic materials are as follows: vitamin A 0.005-0.007, vitamin D3 0.004-0.006, vitamin E 0.070-0.090, vitamin K3 0.002-0.004, vitamin B1 0.003-0.005, vitamin B2 0.005-0.007, vitamin B6 0.08-0.012, vitamin B12 0.001-0.003, nicotinamide 0.030-0.050, calcium pantothenate 0.10-0.30, folic acid 0.01-0.03, biotin 0.001-0.002, VC-phosphate 0.300-0.400, inositol 0.070-0.090, antioxidants 0.200-0.300, wheat-middlings 1.000-1.200, ferrous sulfate 0.400-0.600, copper sulfate 0.010-0.030, zinc sulfate 0.150-0.200, manganese sulfate 0.100-0.150, iodine 0.050-0.150, Se 0.050-0.070, cobalt chloride 0.010-0.030, magnesium sulfate 1.000-1.500, zeolite powder 5.0-6.0, xylo-oligosaccharide 0.008-0.012, bacillus licheniformis 0.01, weatings 90.-110., wheat-middlings 110-130, rice bran 75-85, soy bean powder 55-65, soybean meal 190-210, peanut meal 25-35, fish meal 95-105, cottonseed meal 75-85, rapeseed meal 110-130, gem meal 45-55, soybean oil 15-25, lysine 0.8-1.2, methionine 0.8-1.2, salt 2.0-2.5, betaine 3-5, allicin 0.1-0.3, choline chloride 1.0-2.0, calcium dihydrogen phosphate 15-25. Compared with other feeds, the usage rate of feed nutrient ingredients for Ictalurus punctatus is increased by 10-15%, feed coefficient is reduced by 5-10%, feed waste is reduced, nitrogen and phosphorus excretion of Ictalurus punctatus in the environment is reduced, at the same time the survival rate of Ictalurus punctatus is improved significantly.

The invention relates to a granular feed for megalobrama amblycephala parent fish and a preparation method thereof. The granular feed for parent fish comprises the following raw material components: fish meal, squid meal, bean pulp, rapeseed meal, cottonseed meal, common flour, wheat middling, washed rice bran, fish oil, linseed oil, vitamin additive, mineral substance additive, monocalcium phosphate, 50% choline chloride, zeolite powder, granulesten powder, 50% vitamin E and potassium sorbate mildewproof agent. The preparation method comprises the following steps: coarsely smashing fish meal, the squid meal, the bean pulp, the rapeseed meal, the cottonseed meal, the common flour, the wheat middling, the rice peel and the potassium sorbate mildewproof agent into mixed coarse material, andscreening by a screen of 10-20 meshes; then, stirring and comptely mixing the mixed coarse material, fish oil, the linseed oil, the granulesten powder, 50% vitamin E, premix for fish, the vitamin E, the zeolite powder and the monocalcium phosphate to obtain mixed material; finely smashing the mixed material and screening by a screen of 40-60 meshes; and finally, pelletizing, drying, cooling and packaging. The granular feed has the functions of improving the reproductive capacity and disease-resistant capability of the megalobrama amblycephala parent fish.

The invention discloses a water quality improvement agent for aquaculture and a preparation method thereof. The water quality improvement agent is prepared from the following raw materials in percentage by weight: 5 percent to 10 percent of lactobacillus, 5 percent to 10 percent of photosynthetic bacteria, 5 percent to 10 percent of bacillus, 5 percent to 10 percent of brown sugar, 10 percent to 20 percent of activated carbon, 25 percent to 35 percent of zeolite powder, 3 percent to 5 percent of citric acid, 2 percent to 5 percent of sodium bicarbonate and 10 percent to 15 percent of calcium peroxide. According to the water quality improvement agent disclosed by the invention, organic matters in a water body of water for the aquaculture can be reduced, and the content of ammonia-nitrogen and nitrite is greatly reduced; the chemical oxygen consumption of pond bottom sludge is improved and oxygen debt of the pond bottom is alleviated; growth and proliferation of beneficial microorganismsand decomposition of organic pollutants are accelerated and the circulation of pond substances is accelerated; the proliferation of beneficial algae in a pond is accelerated so that the pond dissolved oxygen is increased; a culture water region environment is improved, healthy growth of aquatic animals is promoted, the feed coefficient is reduced and the economic benefits are increased.

The invention discloses a method for breeding penaeus vanmamei. The method comprises the steps of pond disinfection, oxygenation, water introducing, shrimp fry selection, and feeding in the stages of growth and development of the shrimp fries to P5, the night before putting of the shrimp fries, about 25 days after putting of the shrimp fries, and the middle and latter periods of breeding. Feeds of corresponding stages are provided according to different nutrition demands of the penaeus vanmamei at different growing stages, so that the penaeus vanmamei can be kept in a stable and healthy physiological status, the bait coefficient of the penaeus vanmamei can be lowered, the growing speed is increased, and the disease resistance of the penaeus vanmamei is favorably improved. The penaeus vanmamei bred by adopting the breeding method disclosed by the invention is high in survival rate and yield.

The invention discloses a composite type intestinal-health regulating agent for groupers. The composite type intestinal-health regulating agent comprises the following components in parts by weight: 5-10 parts of probiotic powder, 20-25 parts of fructooligosaccharide, 5-10 parts of tributyrin, 15-20 parts of glutamine, 10-20 parts of white carbon black and 15-45 parts of defatted rice bran. The invention also discloses a preparation method of the composite type intestinal-health regulating agent for the groupers. The composite type intestinal-health regulating agent has the advantages that the development of the intestines of the groups can be enhanced, the intestinal mucosal damage is restored, the immunologic function of the intestinal mucosa and the immunologic function of the system are activated, the balance of the intestinal flora is regulated, the health of the intestinal mucosa is maintained, and the morbidity of the enteritis is reduced. In addition, the activity of intestinal digestive enzyme can be improved, and the growth performance of the groupers and the feed utilization efficiency are improved.

The invention discloses a special sea fish feed for high-density recirculating aquaculture and a preparation method of the special sea fish feed. The special sea fish feed comprises the following components: white fish meal, fish meal made in china, euphausia superba meal, whey powder, casein, methionine, L-lysine, refined fish oil, cod liver oil, vital gluten, corn starch, peanut meal, special microecologics, special algae powder, functional components, decavitamin and compound trace elements. The special sea fish feed is capable of enhancing the immunity of sea fish, improving the growth speed, the survival rate and the feed conversion efficiency, and reducing the occurrence probability of malformation and albinism, is low in bait coefficient, low in feed cost in the breeding process, and suitable for high-density recirculating aquaculture of the sea fish.

The invention relates to a feed for young Chinese soft-shelled turtles and a preparation method of the young Chinese soft-shelled turtles. The feed is prepared from the following raw materials in parts by weight: 40-62 parts of white fish powder, 18-25 parts of alpha-starch, 2-5 parts of beer yeast, 1-2 parts of phagostimulant, 2-8 parts of fermented soybean meal, 1-1.2 parts of turtle vitamin complex and 0.5-1 part of turtle multi-mineral. The feed provided by the invention has the following beneficial effects: the feed is scientific and reasonable in the formula, good in the feed attraction and viscoelasticity, low in feed coefficient and high in disease resistance, and can effectively reduce discharge of nitrogen and phosphorus to cultivation water bodies so as to reduce environmental pollution.

The invention discloses a method capable of improving marketable specification of procambarus clarkii. The method comprises the following breeding steps of: (1) digging circular trenches; (2) arranging escape-proof facilities; (3) cleaning a pool; (4) fertilizing and culturing bottom-dwelling bait microorganisms; (5) planting grass; (6) setting breeding specification and density of shrimps; (7) arranging micropore bottom oxygen-increasing facilities; (8) feeding shrimp feed; (9) managing water quality; and (10) shrimping by turns. The method for breeding large-specification grown procambarus clarkii is favorable of breeding large-specification grown prawns with weight of more than 60g, so that problems of small grown specification, low yield and poor breeding efficiency of procambarus clarkii in a pool breeding mode are solved. The method for breeding large-specification grown procambarus clarkii has the features of low investment, convenience in operation and management, large specification of grown commodity shrimps, high yield and good efficiency, and is suitable for large-area popularization and application in pool breeding regions and river crab breeding regions.

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

The invention relates to the technical field of culture feed, in particular to a catfish culture formula feed, which is mainly prepared from the following raw materials by weight: 20-30 parts of soybean meal, 20-30 parts of peanut meal, 3-8 parts of fish meal, 38-45 parts of rice bran, and 1-5 parts of bone meal. The catfish culture formula feed provided by the invention is prepared from a plurality of raw materials, is rich in protein and multiple vitamins, contains manganese, zinc, iron, copper, iodine and multiple vitamins, can improve the survival rate of catfish, effectively reduces the feed coefficient, and at the same time reduces the problems of small fish overfishing caused by feeding trash fish and serious aquaculture water pollution, thus achieving good economic and social benefits.

The invention discloses a formula of an artificial mixed feed for adult reeves shad. The artificial mixed feed comprises the following components by percentage: 18 percent of white fish meal, 30 percent of red fish meal, 20 percent of first patent flour, 17 percent of bean pulp, 3 percent of beer yeast, 1 percent of gluten flour, 1 percent of squid powder, 0.1 percent of methionine, 0.3 percent of lysine, 0.3 percent of betaine, 2 percent of composite multi-dimensional, 1.5 percent of composite multi-minerals, 0.3 percent of Vc wax, 0.2 percent of gallbladder smoother, 0.6 percent of monocalcium phosphate, 0.5 percent of soya bean lecithin, 4 percent of mixed oil and 0.2 percent of Immune polysaccharide; meanwhile, the processing requirements are provided, unqualified raw materials and raw materials harmful to a human body are prohibited, and the compatibility of the components is kept in mixing and processing. By the artificial mixed feed, the growth speed of the adult reeves shad isimproved, the feed coefficient is reduced, and the taste of the reeves shad is improved. Through experiments and years of culture condition statistics, the average rate of body weight gain in half a year is 1,758.6 percent, and the feed coefficient reaches 1.8. The formula of the feed and the processing technology meet nutritional requirement and intake requirement of the adult reeves shad in various culture stages.

The invention discloses expanded feed for resisting the fatty liver of tilapia and a preparation method of the expanded feed. The feed is prepared from, by mass, 3% to 8% of domestic fish meal, 15% to 25% of bean pulp, 15% to 30% of double-low rapeseed meal, 10% to 15% of cottonseed meal, 15% to 23% of strong flour, 8% to 15% of corn, 6% to 12% of DDGS, 1% to 2% of freshwater fish oil, 1% to 3% of soybean oil, 1% to 2% of monocalcium phosphate, 1% to 3% of bentonite, 1% to 2% of premix of vitamin and mineral salt, 0.1% to 0.5% of crystalline lysine, 0.1% to 0.5% of free methionine and 1% to 2% of compound fatty liver resisting preparation. Through reasonable component matching, all the nutritional requirements of tilapia are met, the stability of the feed in water is good, the tilapia grows fast, the feed conversion rate is high, and the survival rate is high. Meanwhile, according to the feed, the secretion and metabolic capability of the liver cells of the tilapia can be obviously improved, the liver function and disease resistance of the tilapia can be improved, the organ-body ratio and the fat-body ratio can be decreased, the meat taking rate can be increased, and culture benefits are good.

The invention relates to a protein-saving compound feed for young megalobrama amblycephalas and a preparation method of the protein-saving compound feed. The feed is mainly prepared from the following raw materials: 3-5% of fish meal, 17-22% of soybean meal, 10-15% of rapeseed meal, 10-15% of cottonseed meal, 8-10% of peanut meal, 3-5% of whole-milk extruded soybean, 5-8% of whole-milk vegetable seed, 5-8% fermented cottonseed meal, 3-5% of corn lee protein, 8-10% of wheat bran, 8-10% of wheat shorts, 1-2% of alpha-starch, 0.05-0.1% of bile acid and salt emulsifying agent, 0.015-0.03% of glycyrrhetinic acid, 1% of monocalcium phosphate and 1% of compound-premix for intensively-cultured fishes. The preparation method comprises the following steps of: stirring the raw materials in a stirring machine and introducing steam to prepare grains with the grain size of 1-2mm, and then, dewatering and cooling to the room temperature. By using the protein-saving compound feed for the young megalobrama amblycephalas, provided by the invention, the problem of unbalanced nutrition of the compound feed in the current culture of the young megalobrama amblycephalas is solved, the physical condition of the of the young megalobrama amblycephalas is improved, the growth speed of the young megalobrama amblycephalas and the feed utilization ratio are increased, and the feed production cost and the pollution to a water body in the culture process can be reduced.

The invention relates to carassius auratus gibelio anti-stress feed and a preparation method thereof, belonging to the technical field of compound feed for aquatic products. The preparation method comprises the following steps: stirring and uniformly mixing fish meal, soybean meal, blood meal, rapeseed meal, cottonseed meal, bran, wheat shorts, rice bran, crushed potassium sorbate mildew inhibitor, fish oil, soybean lecithin powder, 50% of choline chloride, curcumin, premix for fish, attapulgite, 50% of vitamin E and calcium dihydrogen phosphate; crushing by an ultramicro-crushing machine to form a mixture after stirring and uniform mixing, and finally preparing the granular feed by utilizing a conventional method of the granular feed. The granular feed disclosed by the invention has comprehensive and rich nutrition, and can improve immunity and oxidation resistance of carassius auratus gibelio, improve stress, enhance disease resistance, improve palatability of the feed and promote growth.

The invention discloses a cultivating method for selenium-rich feed and a selenium-rich abalone. The total selenium content of the selenium-rich abalone is 200 to 1500 Mug / kg, wherein the organic selenium content is greater than or equal to 80 percent. The cultivating method for the selenium-rich abalone comprises the steps that the organic-selenium-rich feed is fed to the abalone every day, wherein the organic-selenium-rich feed comprises following components by weight part: 2 to 6 weight parts of ground high-selenium corn flour, 1 to 5 weight parts of ground high-selenium wheat flour, 1 to 5 weight parts of ground high-selenium soybean flour, and 89 to 98 weight parts of conventional abalone feed; and the selenium content of the organic-selenium-rich feed is in the range of 300 mu g / kg to 1000 mu g / kg. The abalone cultivated by using the cultivating method is rich in selenium elements and integrally has a uniform selenium content; and the cultivating method disclosed by the invention has the advantages that the selenium content and the organic selenium proportion of an edible part of the abalone are increased and standardized large-scale production can be realized.

The invention discloses a freshwater cyprinidae fish mixed feed composed of the following raw materials: fish meal, soybean meal, cottonseed meal, vegetable meal, flour, rice bran, soybean oil, calcium dihydrogen phosphate, compound vitamins, composite mineral elements, 50% choline chloride, zeolite powder, phytase premix, and lactobacillus premix. The preparation of the freshwater cyprinidae fish mixed feed includes two times of crushing, mixing, blending, granulating and cooling, sieving, packing and other steps. The freshwater cyprinidae fish mixed feed can increase the degree of curing of the raw materials, at the same time, improves the utilization rate of phosphorus in the feed, promotes the healthy development of fish intestinal tracts, improves feed digestion and absorption, reduces the food coefficient, and increases production and income of farmers.

The invention discloses a method for cyclically cultivating Epinephelus coioides with artificial seawater indoors, which comprises the following steps of preparation of artificial seawater, preparation of cultivation water, selection of fry, regulation and control of water quality, selection of feed, daily sewage suction and water change, and cleaness maintenance of the bottom and walls of a pond. The method is efficient and environment-friendly; Epinephelus coioides obtained according to the method can be high in quality and yield, and healthy, in addition the cultivating survival rate is high, and the feed coefficient is low.

The invention discloses a high-efficiency expanded compound feed for dace and a preparation method thereof. The expanded compound feed is capable of meeting the requirements on rapid growth and high survival rate of dace and also capable of reducing aquaculture costs and alleviating water body pollution. The high-efficiency expanded compound feed is prepared from the following raw materials according to weight percentage: 10%-20% of barley bran, 10%-40% of gulfweed powder, 5%-10% of kelp powder, 5%-15% of shrimp meal, 2%-6% of shrimp shell meal, 5%-15% of soybean isolate protein, 5%-10% of coconut meal, 5%-10% of palm meal, 5%-10% of corns, 5%-10% of flour, 1.5%-2% of monocalcium phosphate, 0.5%-2% of palm oil, 0.5%-2% of a premix for vegetarian fish, 0.2%-1.0% of a compound amino acid mixture and 0.1%-0.5% of butyrin. The high-efficiency expanded compound feed for dace has the advantages of rapid growth and high survival rate of dace, low feed coefficient and low pollution.

The invention belongs to the field of a feed, and relates to a prawn aquaculture compound feed. The feed comprises the following raw materials: 3-6 parts of euphausiid meal, 20-35 parts of fish meal, 2-4 parts of fly maggot meal, 3-7 parts of chicken meal, 1-5 parts of silkworm chrysalis meal, 2-6 parts of squid liver paste, 2-5 parts of shrimp shell meal, 1-3 parts of algae powder, 3-8 parts of fermented soybean meal, 3-13 parts of soybean meal, 3-8 parts of peanut meal, 2-7 parts of corn gluten meal, 10-20 parts of wheat flour, 4-10 parts of monosaccharide and / or oligosaccharide, 2-6 parts of sleeve fish liver meal, 2-4 parts of fish oil, 1-2 parts of soybean oil, 1-3 parts of soybean phospholipid powder, 0.1-0.4 part of choline chloride and 1-3 parts of monocalcium phosphate. The compound feed is capable of meeting the growth requirement of prawn for nutrition under high salinity (over 3%), good in stability in water, strong in anti-stress capability, high in survival rate and growth speed and low in feed coefficient.

The invention mainly discloses a tilapia feed with Chinese herbal medicines. A production method for the feed belongs to the technical field of fish feeds. A formula for the feed comprises, by weight, 35% of a bean cake, 30% of wheat bran, 15% of tilapia powder, 8.5% of barley flour, 10% of a Chinese herbal medicine concentrated feed, 1% of bone meal and 0.5% of salt. The Chinese herbal medicine concentrated feed comprises, by weight, 30% of milkvetch root, 15% of tarragon, 5% of wild chrysanthemum flower, 5% of common andrographis herba, 5% of betel nut, 5% of honeysuckle flower, 5% of spine date seed, 10% of malt, 10% of hawthorn fruit, 2% of Dangshen, 2% of dodder seed, 2% of bunge auriculate root and 4% of glossy privet fruit. The Chinese herbal medicines are added into the feed, so growth of tilapia is obviously promoted. Application of the feed in aquaculture enables production performance of animals to be improved, a food coefficient to be reduced, animal physique to be enhanced and the quality of aquatic products to be improved. The feed maintains pure naturalness and is economic, simple, safe and reliable.

The invention discloses a rapid cultivation feed for takifugu rubripes. The rapid cultivation feed comprises the following components in parts by weight: 20-40 parts of domestic fish meal, 10-20 parts of shrimp powder, 10-20 parts of meat and bone meal, 1-10 parts of chicken oil, 10-20 parts of corn starch, 1-5 parts of soybean lecithin, 0.1-5 parts of an oyster shell extract, 0.1-8 parts of cylindrotheca fusiformis powder, 2-6 parts of sodium alginate, 1-15 parts of functional additive components, 0.1-3 parts of multivitamins and 0.1-5 parts of multiminerals. A preparation method of the rapid cultivation feed disclosed by the invention comprises the following steps: (1) manufacturing raw materials; (2) synthesizing a biological material; (3) converting to a cooked material; (4) puffing and granulating; (5) drying; (6) spraying and coating; and (7) performing vacuum drying. According to the feed disclosed by the invention, by scientific matching, the body color of adult takifugu rubripes can be improved, the growth can be promoted, and the enrichment of tetrodotoxin can be reduced.