50 results about "Dimethylpropiothetin" patented technology

The invention provides composite premix for carps, a preparation method thereof and mixed batch and belongs to the field of feed. The premix comprises the main raw materials of composite vitamin, composite trace elements, taurine, phytase, glutamine and dimethylpropiothetin (DMPT). The main raw materials are mixed and added into fish feed, so that the nutritional requirement of the carps can be met, the using amount of fish meal in the feed can be reduced by 67 percent, the utilization ratio of the trace elements and the phytase in the feed can be increased, and pollution to water environment can be reduced.

The invention discloses bait for fishing crucian carp and / or carp and a using method of the bait and is characterized in that the bait comprises the following components in part by weight: 3-10 parts of earthworm meal, 3-10 parts of blood worm meal, 3-10 parts of silkworm chrysalis meal, 3-10 parts of fish meal, 3-10 parts of krill meal, 10-15 parts of maize meal, 5-8 parts of peanut meal, 5-8 parts of soybean meal, 10-15 parts of wheat germ meal, 3-8 parts of wheat protein meal, 20-30 parts of Alpha-starch, 0.5-2 parts of maize essence, 0.5-1 part of fragrant wheat meal, 0.5-2 parts of sodium cyclamate, 0.3-0.5 part of dimethyl-Beta-Dimethylpropiothetin (DMPT) and 0.2-1 part of trimethyl glycine; all that is needed to prepare the bait is milling the materials into powder and then mixing the materials; the bait is mixed with water in the proportion of 1:1, is kneaded to form dough and stands for 5 minutes, and then a user can pick a little dough by hand and hang the dough on a fishhook to fish. The bait has the advantages of high fish collecting speed, good fish trapping and fishing effects and high pertinence.

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

The invention provides a feed inducing agent for aquatic feed. The feed inducing agent comprises the following materials in percentage by total mass: 40-50% of yeast extract, 5-10% of DMPT (dimethyl-dimethylpropiothetin), 20-30% of TMAO (trimethylamine oxide), 5-10% of bile salt and 10-20% of filler. The feed inducing agent provided by the invention compounds multiple single feed inducing agents and the bile salt with functions of promoting digestion, protecting liver and benefiting to the gallbladder, and has good feed-inducing effect and digestion promoting effect to aquatic animals; the feed inducing agent for aquatic feed is added into the aquatic feed, and due to the contained bile salt, the digestion and the absorption of the feed can be effectively promoted; the safety is high, no toxic and harmful substances are contained, the added amount is low, the quality of the selected materials is stable and controllable, and the application range of the product is wide.

The invention relates to the field of aquaculture industries, and more particularly relates to an aquatic animal attractant. The aquatic animal attractant is composed of the following components in parts by weight: 50-100 parts of allicin, 50-300 parts of trimethylamine oxide, 100-300 parts of dimethyl-beta-dimethylpropiothetin, 100-200 parts of zeolite powder and 100-700 parts of starch. A preparation method of the aquatic animal attractant comprises the following steps of: weighing the components in parts by weight; and grinding the weighed components into powders, and uniformly mixing the powders to obtain the aquatic animal attractant. The aquatic animal attractant disclosed by the invention has the beneficial effects of being capable of increasing the ingestion speed of aquaculture animals, effectively reducing the loss of baits, decreasing breeding costs, and improving water quality and reducing environmental pollution on water bodies while increasing breeding benefits.

The invention relates to a feed suitable for being used in the growing period and the fattening period of portunus trituberculatus. The feed is composed of a solid part and a liquid part, wherein the solid part is composed of the following components by weight percent: fish meal, casein, decrustation bean pulp, alpha-starch. beer yeast, fish oil, shrimp shell meal, sleeve-fish cream, dextrin, hemalbumin powder, complex vitamins, 1-3% complex minerals, choline chloride, an unshelling agent, astragalus membranaceus, poria cocos, common andrographis herb, scutellaria baicalensis, dimethylpropiothetin, sodium diacetate, butyl hydroxy anisd and beta-carotene; the liquid part is EM (effective microorganisms) bacterium liquid. The astragalus membranaceus, the common andrographis herb, the scutellaria baicalensis, the poria cocos and the like are added into the feed prepared by adopting the method, the immunocompetence of the portunus trituberculatus is effectively improved, the stress effect on the portunus trituberculatus in a high-temperature period can be relieved simultaneously, the unshelling and the quick growth are facilitated, raw materials are easy to obtain, the quality is stable, the nutrition is balanced, the palatability is good, and the feed is suitable for the portunus trituberculatus in the growing period and the fattening period.

The invention relates to a production method and application of an aquatic feed. Specifically, the invention relates to a preparation method for dimethylpropiothetin, a production method for a feed or a method for improving the flavor of fermented soybean meal. The method is characterized by comprising a step of fermenting soybean meal by using bacillus microbes and Schizochytrium. The invention also provides a fermented soybean meal which is prepared through fermentation via the bacillus microbes and Schizochytrium according to the method. The invention further provides a feed containing the fermented soybean meal. As the method is used for fermentation of soybean meal, anti-nutrition factors in the soybean meal are degraded, the content of small peptide is increased, and the produced fermented soybean meal has special flavor and can increase the food intake and weight gain rate of aquatic animals, reduce a feed coefficient and improve breeding benefits.

The invention discloses a high-efficiency phagostimulant for colorful angel fish and a preparation method of the phagostimulant. The phagostimulant consists of the following raw materials in percentage by weight: 15-20% of beef heart powder, 15-20% of euphausia superba meal, 15-20% of water flea meal, 15-20% of cutterfish meal, 3-5% of chironomidae larvae powder, 15-20% of compound amino acid, 2-3% of glycine betaine and 3-5% of dimethyl-beta-dimethylpropiothetin; the preparation method comprises the following steps: crushing the beef heart powder, the euphausia superba meal, the water flea meal, the cutterfish meal and the chironomidae larvae powder, screening by using a 80-mesh sieve, putting into a mixing machine, further adding the glycine betaine, the compound amino acid and the dimethyl-beta-dimethylpropiothetin, and uniformly mixing so as to obtain the phagostimulant. By compounding multiple signal phagostimulants, the phagostimulant is good in food calling effect for the colorful angel fish; when the phagostimulant is added into a fish feed, and nutrient components necessary for the growth of the fish can be provided by the amino acid in the phagostimulant, so that the phagostimulant is safe and environmentally-friendly; meanwhile, used raw materials are stable in quality, convenient to purchase and easy to popularize.

The invention relates to a feed additive in aquaculture industry, in particular to a meat quality and flavor improver for tilapia mossambica and a preparation method thereof. Each kilogram of improver comprises 50-100 g of ulva powder, 20-30 g of carnitine, 30-50 g of dimethylpropiothetin, 15-25 g of cysteamine HCl, 200-300 g of sodium chloride and the balance of zeolite powder. The preparation method comprises the following steps of: firstly, pulverizing the ulva powder, the carnitine, the dimethylpropiothetin, the cysteamine HCl and the sodium chloride, and sieving with a 100-mesh sieve; secondly, mixing the pulverized solid materials according to the proportions; and finally, mixing and stirring the mixed solid materials and the zeolite powder so that the coefficient of variation (CV) of uniformity of the mixture is less than 5%. The improver can efficiently increase the content of inosinic acid as a delicate flavor substance in tilapia mossambica meat, can efficiently increase the content of proteins, the content of essential amino acids and the content of taste amino acids in the tilapia mossambica meat, can improve the taste and the flavor of the tilapia mossambica meat, and can eliminate fishy smell.

The invention discloses a Truogx sinensis feed and its preparation method and belongs to the technical field of testudinate feed processing. The feed provided by the invention comprises the following raw materials, by weight, ampullaria crossean, livestock leftovers, earthworm, locust, corn, sweet potato, dimethyl-beta-dimethylpropiothetin, betaine, amino acid, nucleotide and a Chinese herbal medicine phagostimulant. The feed is prepared by steps of crushing, sieving, mixing, granulation, drying, cooling, packaging and the like. The phagostimulant in the feed is an efficient, safe and natural additive prepared from a plurality of Chinese herbal medicines, integrates efficacy of multiple Chinese herbal medicines, enhances disease resistance of Truogx sinensis and raises survival rate. The feed provided by the invention has comprehensive nutrients, has strong palatability, and can effectively raise food consumption and growth speed of Truogx sinensis and shorten growth cycle. The raw materials of the feed have wide sources and are low-cost. Thus, making costs of the feed are reduced, and production benefit is enhanced.

The invention discloses a sucrose ester dual-cleaning system-containing contact lens care solution. The contact lens care solution comprises a cleanser, an antibacterial agent, a humectant, a buffering agent, an osmotic pressure regulator and a chelating agent, wherein the cleanser consists of a biological surfactant and other surfactants; the biological surfactant is a sucrose ester; the sucrose ester is taken as a cleaning component in the contact lens care solution and has effects of removing proteins and lipids; the content of the sucrose ester is 0.005 to 0.1 percent; and the other cleaning component is optionally selected from one of poloxamer 188, poloxamer 407, dimethylpropiothetin, Tetronic-1107 and Tetronic-1304. The sucrose ester dual-cleaning system-containing contact lens care solution is prepared. As the sucrose ester is taken as a primary cleaning component and forms a dual-cleaning system with the other surfactant, the care solution has very good detergency and decontamination property, can effectively clean the proteins and the lipids, and is safe, non-toxic and good in biocompatibility.

The invention discloses a feed for preventing and controlling tortoise-turtle red white disease, and belongs to the technical field of tortoise-turtle feed processing. The feed comprises the following raw materials: ampullaria gigas, potatoes, cassava, earthworms, acridid, salt, dimethyl-beta-dimethylpropiothetin, glycine betaine, phenylalanine, cytidylate, sodium diacetate, stevioside, and Chinese herbal and crude drugs preparations. The feed is prepared by drying, crushing, screening, mixing, pelletizing, drying, cooling and packaging. The feed synthesizes the effects of Chinese herbal and crude drugs, and can play the effects of clearing away heat and toxic materials, cooling blood and swelling, and resisting bacteria and resisting inflammation, the tortoise-turtle disease resistance is enhanced so as to effectively prevent and control tortoise-turtle red white disease and reduce the death rate of the tortoise-turtle; the feed is abundant in nutrition, reasonable in preparation, and capable of improving the tortoise-turtle palatability, increasing tortoise-turtle food consumption and growth speed, and shortening the production period; the feed disclosed by the invention adopts a simple preparation method, strong in operability and easy to popularize.

The invention discloses a complete extruded formula feed for Hucho taimen and a preparation method thereof. The complete extruded formula feed is made from the following raw materials: fish meal, cottonseed protein powders, fermented bean cake, bread flour, beer yeast, calcium dihydrogen phosphate, a vitamin-mineral salt mixture, choline chloride, dimethylpropiothetin (DMPT), or a cotton cake / rape cake mixture, wherein the cotton cake / rape cake mixture is composed of cotton cake and rape cake at a weight ratio of 1:1. The preparation method of the complete extruded formula feed for Hucho taimen comprises the steps as follows: roughly grinding large-sized raw materials to coarse powders, mixing all materials, micronizing to powders which can pass through a 100-mesh sieve, compounding, extruding to make pellets, and oven-drying. The preparation method is simple and practical and is favorable to industrial production. The complete extruded formula feed for Hucho taimen has the advantages of good palatability, high domestication speed, lower feed coefficient and good stability.

The invention discloses a special phagostimulant of Chinese softshell turtles and application of the phagostimulant. The phagostimulant is characterized by consisting of the following components in percentage by weight: 3-6 percent of methionine, 3-6 percent of lysine, 3-6 percent of arginine, 3-6 percent of alanine, 3-6 percent of glycine, 5-15 percent of dimethylpropiothetin, 5-10 percent of daghestan sweetclover herb, 5-10 percent of ferula asafetida and 40-60 percent of squid liver powder. One to two percent of phagostimulant is added into a commercially available compound feed; compared with a feed without the phagostimulant disclosed by the invention, the feed with the phagostimulant disclosed by the invention has the advantages that the ingestion time is shortened by 0.5-1 hour, the ingestion amount is increased by 5-10 percent, the corrosion ratio of the feed is reduced by 15-30 percent, the bait coefficient is reduced to be lower than 1.5, the nitrogen and phosphorus content of water is reduced by 15-20 percent, and the problems of drug residues and the like are solved.

The invention relates to a feed additive in aquaculture industry, in particular to a quality improver for weever marine aquaculture and a preparation method of the quality improver. Each kilogram of the improver comprises 10-50g of inosinic acid, 5-15g of L-carnitine, 25-75g of DMPT (dimethylpropiothetin), 10-30g of cysteamine hydrochloride, 50-200g of conjugated linoleic acid and the rest zeolite powder. By the aid of the improver, the inosinic acid content of delicate flavor materials in weever muscles can be effectively increased, the body fat rate of weever can be effectively reduced, fatty acid contents of a weever body are reallocated, unsaturated fatty acid contents are increased, the contents of essential amino acid and delicious amino acid in the weever muscles can be effectively increased, and the shape, the taste and the flavor of the weever can be improved to a certain degree.

The invention discloses a composite feed attractant for fishing. The composite feed attractant is prepared from, by weight, 15-30 parts of glycine betaine, 2-6 parts of dimethyl betaine-beta-dimethylpropiothetin, 2-6 parts of disodium 5-inosinate, 20-30 parts of taurine, 30-50 parts of sleeve-fish ointment and fruit sugars and 10-20 parts of a fructooligosaccharide and bacillus licheniformis compound. The invention further discloses a preparation method and application of the composite feed attractant for fishing. Compared with the prior art, the composite feed attractant can obviously improve the ingestion amount, the weight gain rate and feed conversion ratio of fishes, crustaceans and terrapins and can remarkably strengthen the immune function and digestive enzyme activity of the intestinal tract and promote absorption and utilization of nutrient substances. In addition, the utilized raw materials are stable in source, low in price and simple in preparation process, and reduction of the production cost, decrease of feed waste and environmental protection are promoted.

The invention provides a novel solid nutrient solution water-soluble fertilizer with full nutrient elements and a preparation method thereof. The novel solid nutrient solution water-soluble fertilizerwith the full nutrient elements is prepared from the following components: biological organic carbon, amino-oligosaccharin, chitosan, trehalose, a bionic acid solution, an organophosphorus active agent, dimethyl-beta-dimethylpropiothetin, methionine, a large and medium-sized fertilizer and a stagnant release agent, wherein according to the bionic acid solution, acetic acid is 8 to 12 percent, Asis less than or equal to 0.0008 percent, Cd is less than or equal to 0.001 percent, Pb is less than or equal to 0.006 percent, and a pH value is 2.0 to 3.2; according to the trehalose, alginic acid is5 to 10 percent, and K2O is 4 to 18 percent; according to the biological organic carbon (powder), the grain size is 1 to 3mu m, humic acid is larger than or equal to 50 percent, K2O is larger than orequal to 9.5 percent, and PH is 6.2 to 6.8 parts. The novel solid nutrient solution water-soluble fertilizer is applied to apples, the fruit yield is increased by 46 to 91Kg, the first-grade fruit yield is improved by 11.1 to 16.6 percent, and the morbidity of bitter pit is reduced by 8.3 to 9.0 percent.

The invention relates to the technical field of fishmeal feeds, particularly to a fishmeal feed special for small water turtle aquaculture. The fishmeal feed is prepared from the following components: fishmeal, earthworm powder, silkworm chrysalis meal, beer yeast, soybean protein concentrates, turtle shell powder, wheat bran, rice bran, monocalcium phosphate, plant oil, dimethyl-beta-dimethylpropiothetin, spirulina powder, phaffia rhodozyma, composite vitamins, alga oligosaccharides and a traditional Chinese medicinal additive, wherein the traditional Chinese medicinal additive is prepared from lycium barbarum, mangnolia officinalis, purslane, eucommia ulmoides, astragalus membranaceus, acanthopanax and liquorice. The feed disclosed by the invention is balanced in nutrition and high in palatability, so that the fishmeal feed intake amount of small water turtles is increased; due to the jointed action of the traditional Chinese medicinal additive and alga oligosaccharides, the immunity of the small water turtles is enhanced, and diseases are reduced; due to the mutual fitness of the traditional Chinese medicinal additive, the phaffia rhodozyma and the spirulina powder, the fishmeal feed has a great significance for retaining the skin and the turtle shell of each small water turtle in health color; all the components of the feed have no incompatibility, and the feed is stable in chemical structure and convenient to process and store.

The invention relates to the feed field, particular to special feed for penaeus vannamei in a liver transformation period. The feed is prepared from components in percentage by weight as follows: 23%-26% of fish meal, 27%-40% of soybean meal, 1%-2% of cod liver oil, 20%-30% of corn starch, 2%-4% of blood powder, 2%-3% of lecithin oil, 0.2%-0.4% of vitamin C, 0.4%-1% of a multi-vitamin premix for shrimps, 2%-4% of a multi-mineral premix for shrimps, 0.3%-0.5% of a methionine-lysine compound, 1%-1.5% of complex microorganisms, 0.02%-0.06% of an antioxidant, 0.5%-1% of dimethylpropiothetin and 0.2%-0.5% of an adhesive. The nutrients in the feed are reasonably proportioned and the complex microorganisms are added to the feed. The complex microorganisms help penaeus vannamei to digest and absorb the feed, reduce pollutants in water, increase supply of carbon sources in water and inhibit and hinder attachment and reproduction of pathogenic bacteria in digestive tracts. The immunity of the penaeus vannamei is improved, the penaeus vannamei can be promoted to quickly pass away the liver transformation period, and the survival rate is greatly increased.

The invention relates to a feed additive for a carp. The feed additive is characterized by being prepared from the following raw materials in parts by weight: 5-8 parts of methionine, 5-8 parts of creatine monohydrate, 8-12 parts of calcium glycinate, 3-6 parts of citric acid, 2-5 parts of riboflavin, 2-5 parts of thiamine, 3-6 parts of zinc gluconate, 3-6 parts of wheat oligopeptides, 8-12 parts of sodium diacetate, 2-5 parts of pyridoxal, 5-8 parts of calcium hydrophosphate, 3-8 parts of calcium pantothenate, 8-12 parts of dimethyl-beta-dimethylpropiothetin, 3-6 parts of inositol, 2-5 parts of vitamin C, 3-6 parts of vitamin E, 1-3 parts of vitamin K, 2-5 parts of yeast beta-glucan, 3-6 parts of guanidinoacetic acid and 5-8 parts of choline chloride. The feed additive has the advantages that the nutrient balance of the carp is relatively well improved, enhancement of the immunity is facilitated and growth and development are promoted.

The invention relates to an aquatic feed phagostimulant, prepared from the following components in percentage by weight: 6-8 percent of dimethyl-beta-dimethylpropiothetin, 6-8 percent of glycine, 6-8 percent of alanine, 20-30 percent of glycine betaine, 6-8 percent of taurine, 22-28 percent of trimethylamine oxide, 6-8 percent of bile salt and 18-25 percent of filler. A preparation process of the aquatic feed phagostimulant comprises the steps of weighing the components according to the percentages by weight, then putting into a vertical mixing machine for mixing, grading by a vibrating screen, and then packaging; finally sending a finished product of the phagostimulant into a testing room for testing, and warehousing for storage after the finished product is qualified. The aquatic feed phagostimulant has the advantages that feed nutrient balance can be ensured, an effect of feeding promoting for weight increasement is outstanding, and the growth speeds of fish and shrimps are obviously quickened; meanwhile various fishes vie for food, remnant feed sinking to the water bottom is greatly reduced, and water body pollution is reduced.

The invention relates to a feed additive for increasing the sugar utilization rate of trachinotus ovatus and belongs to the technical field of feed processing. The feed additive is particularly composed of following components in parts by weight: 30-40 parts of chromium picolinate, 10-20 parts of chromium methionine, 10-20 parts of algal polysaccharides, 10-20 parts of vitamin C-2-polyphosphoester, 10-20 parts of glycine betaine, 5-10 parts of phospholipid, 5-10 parts of dimethyl-beta-dimethylpropiothetin and 10-20 parts of microcrystalline celluloses. According to the feed additive disclosed by the invention, according to a formula can improve the utilization rate of the sugar in a feed by the trachinotus ovatus can be increased , so as to reduce the utilization of animal protein sources including fish meal and the like in the feed and develop and expand a feed resource; furthermore, the survival rate and the growth speed of the trachinotus ovatus are increased, the feed cost is reduced and the economic benefits are improved.

The invention relates to a feed additive for tilapia mossambica. The feed additive is characterized by being prepared from the following raw materials in parts by weight: 5-8 parts of creatine monohydrate, 12-18 parts of calcium phosphate, 2-5 parts of methionine, 6-10 parts of taurine, 2-4 parts of pyridoxamine, 3-6 parts of xanthophylls, 2-5 parts of calcium hydrophosphate, 6-10 parts of glycine betaine, 2-4 parts of sodium glutamate, 8-12 parts of dimethyl-beta-dimethylpropiothetin, 1-3 parts of sodium chloride, 2-4 parts of organic selenium, 5-8 parts of calcium propionate, 2-4 parts of vitamin C, 1-3 parts of vitamin E, 3-6 parts of inositol, 1-3 parts of yeast beta-glucan and 5-10 parts of xylooligosaccharide. The feed additive has relatively good effects of improving nutrient balance of the tilapia mossambica, facilitating enhancement of the immunity and promoting growth and development.

The invention relates to a feed additive for improving sugar utilization rate of cobia, belonging to the technical field of feed processing. The feed additive concretely comprises the following components in parts by weight: 30-40 parts of chromium picolinate, 10-20 parts of chromium methionine, 10-20 parts of algal polysaccharides, 10-20 parts of vitamin C-2-polyphosphoester, 10-20 parts of glycine betaine, 5-10 parts of phospholipid, 5-10 parts of dimethyl-beta-dimethylpropiothetin and 10-20 parts of microcrystalline cellulose. After the formula is adopted by the feed additive, the feed sugar utilization rate of the cobia can be improved, the utilization of animal protein sources such as fish meal and the like in the feed can be reduced, and the feed resource is developed and expanded; therefore, the survival rate and the growth speed of the cobia can be improved, the feed cost is lowered, and the economic benefit is increased.

The invention discloses an aquatic feed attractant, prepared from, by weight, 8-12 parts of yeast extract, 12-18 parts of amino acids, 12-16 parts of dimethylpropiothetin, 5-10 parts of allicin, 5-8 parts of fennel, 0.5-1 part of shell powder, 3-6 parts of nattokinase, 5-8 parts of fish viscera lyophilized powder, 1.3-2.7 parts of dandelion, 2-4 parts of smoked plum, 4-6 parts of lysine, 4-8 partsof heartleaf houttuynia herb, 1.5-2.5 parts of rhizome of Chinese goldthread, 4-6 parts of castor seed, 2-5 parts of ionic ligands, 3-6 parts of vitacoenzyme, and 2-6 parts of Bacillus subtilis. Theaquatic feed attractant according to the invention can improve appetite of animals, increase intake quantity and promote growth, can also prevent diseases and maintain health, can enhance digestion and absorption of feeds, and has the advantages of high attracting efficiency, good greenness and safety, and balanced nutrition.

The invention relates to a fishy snapper bait and a preparation method thereof. The fishy snapper bait comprises the following components of DMPT (dimethylpropiothetin), sodium cyclamate, glycine betaine, soybean meal, conch meal, fish meal, shrimp meal, squid paste, rice bran, flour, fish oil, lysine and methionine. The preparation method of the fishy snapper bait comprises the following steps of grinding all raw materials by a coarse powder grinding machine, and sieving the ground raw materials; repeating the grinding and sieving processes, wherein the particle size of 95% or above of the raw materials can reach 80 to 100 meshes; adding the ground and sieved raw materials into a mixing machine for mixing, and mixing for 3 to 5 minutes; after mixing is completed, naturally lowering the temperature of a mixture, controlling the difference between temperature of material surface and room temperature within 5 DEG C, packaging, and storing. The fishy snapper bait has the advantage that by adding the fishy raw materials, such as fish meal, shrimp meal, squid paste and conch meal, the fishy flavor in water is lasting, and a strong food calling function to snapper is realized; by adding DMPT, glycine betaine and the like, the food grabbing between fishes is improved.

The invention relates to a feed additive for enhancing nutrition of perch. The feed additive is characterized by being prepared from the following raw materials in parts by weight: 3-6 parts of magnesium acetate, 6-10 parts of calcium pantothenate, 5-8 parts of L-citrulline, 10-15 parts of L-lysine, 2-5 parts of citric acid, 2-5 parts of sodium glutamate, 5-8 parts of betaine, 1-3 parts of ferroussulfate, 1-3 parts of copper sulfate, 5-8 parts of calcium phosphate, 2-5 parts of riboflavin, 2-5 parts of thiamine, 3-6 parts of pyridoxine, 1-3 parts of vitamin A, 5-8 parts of vitamin C, 1-3 parts of vitamin D, 2-5 parts of vitamin E, 8-12 parts of choline chloride, 3-6 parts of guanidinoacetic acid and 3-6 parts of dimethyl-beta-dimethylpropiothetin. The feed additive has better effect of improving nutrient balance of fishes and promotes growth and development.

The invention discloses a Chinese herbal medicine-containing lobster ecological feed. The Chinese herbal medicine-containing lobster ecological feed comprises the following raw materials: broad beans, cottonseed cake, paddy meal, homemade fish meal, musca domestica larvae, casein, decavitamin, compound polymineral, threonine, yeast, aspergillus niger, moringa oleifera powder, mango leaves, nucleotide, beef tallow, fish oil, crustacean meal, protease, soy isoflavone, glycyrrhizinic acid, platycladi seed, radix aconiti carmichaeli, multiflora rose root, lucerne meal, moutan bark, fructus viticis, eupatorium japonicum, lindera aggregate, dimethyl-beta-dimethylpropiothetin. The Chinese herbal medicine-containing lobster ecological feed disclosed by the invention is balanced in nutrition and reasonable in formula, contains a plurality of Chinese herbal medicines, can improve the immunity of lobsters and promote the growth of the lobsters.

The invention discloses a composite feed attractant for fishing. The composite feed attractant is prepared from, by weight, 15-30 parts of glycine betaine, 2-6 parts of dimethyl betaine-beta-dimethylpropiothetin, 2-6 parts of disodium 5-inosinate, 20-30 parts of taurine, 30-50 parts of sleeve-fish ointment and fruit sugars and 10-20 parts of a fructooligosaccharide and bacillus licheniformis compound. The invention further discloses a preparation method and application of the composite feed attractant for fishing. Compared with the prior art, the composite feed attractant can obviously improve the ingestion amount, the weight gain rate and feed conversion ratio of fishes, crustaceans and terrapins and can remarkably strengthen the immune function and digestive enzyme activity of the intestinal tract and promote absorption and utilization of nutrient substances. In addition, the utilized raw materials are stable in source, low in price and simple in preparation process, and reduction of the production cost, decrease of feed waste and environmental protection are promoted.