460 results about "Ethoxyquin" patented technology

The five component composition consisting essentially of: (1) Water soluble antioxidant vitamin C or ascorbic acid, or any of its forms or derivatives, or mixtures thereof. (2) Oil soluble antioxidant vitamin E or Alpha-tocophorol, or any of its forms or derivatives, or mixtures thereof. (3) The element selenium, or a chemical (or composition) containing it, or mixtures thereof. The most preferred chemical containing selenium is dimethyl selenide and mixtures thereof. The words "dimethyl selenide" here and hereinafter mean dimethyl selenide and / or it's oxidation products, including dimethyl selenoxide. (4) A sulfur amino acid, in any form, or a sulfur peptide, or a sulfur protein, or any of their derivatives, or mixtures thereof. The mixture of methionine and cysteine, which contains as impurities some seleno-methionine and some selenocysteine, is preferred,-the tripeptide glutathione containing cysteine is also preferred. (5) Another antioxidant, other than vitamin C and other than vitamin E, which is synthetic or natural and water soluble or oil soluble, or a mixture of such antioxidants, or a combination of such forms thereof. The mixtures of butylated hydroxyanisole and ethoxyquin is preferred.

The invention discloses probiotic type premix feed for laying hens, which is prepared from vitamin compound premix feed for the laying hens in laying period, a bacillus and lactobacilli compound preparation, xylan and mannan complex enzyme, phytase, methionine, lycine, choline chloride, common salt, calcium hydrophosphate, stone dust, fish meal, corn gluten meal, sodium bicarbonate, trace element compound premix feed for the laying hens in the laying period, ethoxyquinoline, bentonite, and rice chaff by mixing in proportion. Compared with the common compound feed for the laying hens, the compound feed prepared by the premix feed reduces discharge of harmful substances such as nitrogen and phosphorus in chicken manure by more than 20 percent, reduces the concentration of harmful gases such as ammonia in a hen house by more than 40 percent, improves the feed utilization rate by 5 to 10 percent and the laying rate by 3 to 5 percent, averagely prolongs the laying period by 25 days, and reduces feeding cost by 5 to 8 percent and the death-cull rate of the laying hens.

The invention discloses a feed additive and a preparation craft, in particular to a green feed additive for layers and the preparation craft, which is prepared by the mixure of Chinese medicine chemical additive, micro ecology preparation, Vitamin class, trace elements, methionine, chlorination choline, ethoxybenzoylaminoquinoline, rice husk powder and zeolite. The invention has the advantages of nontoxic side effect, no residue, no antibiotic nature, improvement of the laying intensity of layers and the quality of eggs, and enhancement of organism immunity and the anti-stress ability of the organic body.

The invention provides a pregnant sow high-efficiency feed and a preparation method thereof. Raw materials such as corn, maize, wheat bran, soybean, fish meal, feather meal, soybean phospholipids, powdered zeolite, L-lysine hydrochloride, DL-methionine, threonine, arginine, talc powder, calcium hydrogen phosphate, potassium chloride, sodium bicarbonate, sodium chloride, coating VC (vitamin C), monomer VE (vitamin E), vitamin premix, choline, a trace element premix, ethoxy quinoline, a physiological regulator, a hydrated aluminosilicate mycotoxin adsorbent and the like are adopted, and the pregnant sow high-efficiency feed is prepared by smashing and mixing the raw materials. The feed has the following advantages: especially the equilibrium of amino acid, a special function of the arginineto a pregnant sow, the nutrition effect of fiber source and level to the pregnant sow, the nutrition effect of energy source and level to the pregnant sow and the nutrition requirement difference of different parities are especially considered, so that the breeding potential of the pregnant sow can be greatly excavated, the survival rate of embryos is improved, nutrition requirements in each stage of good development of the embryos are guaranteed, and the normal physique and body weight increase of the sow in pregnancy duration are maintained.

The ecological nutritive compound feed for sucking pig consists of corn, puffed corn, puffed soybean, plasma protein powder, soybean milk powder, whey powder, fish meal, calcium biphosphate, lysine, threonine and other materials. It has the functions of promoting growth of sucking pig, raising immunity and raising disease resistance. The feed contains no antibiotic and has no drug residue.

A disclosed method for simultaneously analyzing and detecting residual veterinary drug compositions in animal tissue comprises: performing homogenate on an animal tissue sample by 50% acetonitrile and ethanol, performing ultrasonic extraction and hexane purifying, and performing further precipitation by acetonitrile and ethanol, concentrating, utilizing UPLC-MS / MS to perform multi-reaction monitoring (MRM) determination under the negative ion mode, and quantifying according to a standard curve and an external standard method, detecting and calculating to obtain the content of 46 residual veterinary drug compositions in animal tissue. The method is applicable to present commonly-used veterinary drugs such as 18 kinds of quinolone drugs, 22 kinds of sulfanilamide drugs, dapsone, phenylethanolamine A, amoxicillin, adamantanamine, rimantadine, ethoxyquin and the like, and is capable of performing one-step simultaneous rapid accurate detection, and the application scope of the method is enlarged.

The invention discloses a low-protein amino acid balance daily ration, a preparation method and the application thereof. The daily ration comprises the components based on parts by weight: 68-80 partsof corn, 3-20 parts of bean pulp, 6-20 parts of wheat bran and 4-5 parts of pre-mixed material, wherein the pre-mixed material comprises the following components: pig multi-vitamin, pig compound trace element, lysine, methionine, threonine, tryptophan, choline chloride, calcium carbonate, calcium hydrogen phosphate, phytase, common salt, ethoxy quinoline, trimethylamine B lactone, sodium glutamate and zeolite powder. Based on summary of the existing experimental data, the low-protein daily ration combines the actual conditions of China, utilizes the latest data information of raw materials made in China, fully takes the organic combination of the pre-mixed material and the main raw materials into account, and adopts a net energy system structure and a new nutrition model, thus developingthe utilization rate of feed to the utmost extent on the premise of ensuring the quality of animal products.

Disclosed is an artificial micro-particle feedstuff for pseudosciaenacrocea larvae, which comprises white fish meal, shrimp powder, mussel powder, calamari powder, yeast powder, hydrolyzed fish meat protein, fish oil, alpha-starch, sodium alginate, mineral salts mixture, vitamins mixture, feeding promoting agent, tomatine, ethoxy quinoline, beta-gluglucosan and soya bean lecithin by the weight ratio of 35-45, 10-20, 10-15, 8-12, 3-6, 5-10, 3-6, 6-12, 1-3, 1-3, 1-3, 0.1-0.2, 0.01-0.05, 0.05-0.08, 0.1-0.3 and 5-8.

Agents that stimulate nuclear translocation of Nrf2 protein and the subsequent increases in gene products that detoxify and eliminate cytotoxic metabolites are provided in a method for treating glaucomatous retinopathy or optic neuropathy. The structurally diverse agents that act on the Nrf2 / ARE pathway induce the expression of enzymes and proteins that possess chemically versatile cytoprotective properties and are a defense against toxic metabolites and xenobiotics. Agents include certain electrophiles and oxidants such as a Michael Addition acceptor, diphenol, thiocarbamate, quinone, 1,2-dithiole-3-thione, butylated hydroxyanisole, flavonoid, an isothiocyanate, 3,5-di-tert-butyl-4-hydroxytoluene, ethoxyquin, a coumarin, combinations thereof, or a pharmacologically active derivative or analog thereof.

The invention provides a pig feed for improving growth performance and immunization function of weanling pig, which is characterized by comprising a feed carrier, nicotinic acid, calcium pantothenate, biotin, vitamin C, Lactobacillus lactis, lactobacillus plantarum, amylase, protease, fish oil, zein powder, grease, methionine, tryptophan, threonine, lysine, ethoxy quinoline and a traditional Chinese medicine additive. The traditional Chinese medicine composition is added to the feed to improve the growth performance and immunization function of the weanling pig, thereby promoting the healthy growth of the baby pig.

Belonging to the premix field, the invention relates to an additive premix for laying hens. The premix of the invention mainly contains: soybean meal, calcium hydrogen phosphate, stone powder, salt, compound vitamin, nicotinic acid, D-calcium pantothenate, biotin, choline chloride, copper sulfate, ferrous sulfate, zinc sulfate, manganese sulfate, potassium iodide premix, sodium selenite premix, ethoxy quinoline, phytase, microecologics, xylo oligosaccharide, bentonite and rice husk. With xylo oligosaccharide and a plurality of probiotics and without antibiotic, the premix in the invention hasa reasonable formula and high viable bacteria content. Animal feeding experiments prove that the additive premix in the invention has ideal feeding effects. The ammonia concentration, the death and culling rate, and the broken egg rate can be reduced, while the laying rate and egg weight are enhanced. The composite premix provided in the invention can well promote the laying performance and health status of laying hens, and meet the needs of mass raising households, and is suitable for green and healthy culture so as to produce pollution-free egg products.

The invention discloses fishmeal-free buoyant puffed feedstuff for micropterus salmoides and a preparation method of the feedstuff. One thousand kilograms of feedstuff comprises the following components: 41-53 kg of dephenolized cottonseed protein, 20-30 kg of spray-dried animal blood cells, 200-240 kg of soy protein concentrate, 180-220 kg of rice protein powder, 150-170 kg of fish soluble protein, 30-32 kg of calcium dihydrogen phosphate, 30kg of wheat gluten protein, 220kg of wheat flour, 20kg of lecithin oil, 30kg of fish oil, 5kg of fish trace elements, 2.5kg of betaine hydrochloride, 3kg of salt, 1.75kg of multi-vitamines for fish, 1kg of choline chloride, 1kg of L-carnitine, 1kg of a mildew inhibitor, 1.55kg of zeolite powder, and 0.2kg of ethoxyquinoline. The feedstuff use animal by-products and vegetable proteins to replace fish meal feedstuff, and the various raw materials are in synergistic combination to achieve cost minimization and benefit maximization of the feedstuff and solve the problem of high breeding cost.

The invention relates to a concentrated feed for barren sows, and per 1,000 parts by weigh of the concentrated feed comprises the following raw materials in parts by weight: 490 to 510 parts of puffed bean pulps, 240 to 260 parts of puffed soybeans, 70 to 90 parts of fish meals, 3 to 5 parts of microbial ecological agents, 15 to 25 parts of glucoses, 35 to 45 parts of mountain flour, 35 to 45 parts of calcium hydrophosphate, 10 to 20 parts of table salt, 3 to 4 parts of sodium bicarbonate, 3 to 7 parts of composite trace elements, 0.6 to 0.7 parts of chromium picolinate, 5 to 8 parts of compound amino acid, 0.006 to 0.01 parts of folic acid, 0.9 to 1.5 parts of boar composite many-dimensions, 0.3 to 0.4 parts of vitamin E, 1 to 2 parts of vitamin C, 0.9 to 1.5 parts of beta-carotene, 1 to 2 parts of flavoring agents, 0.09 to 0.15 parts of phytase, 1 to 2 parts of ethoxy quinoline, 2 to 3 parts of choline chloride, and the balance of carriers. In case of adding 30 percent of the concentrated feed into daily fodders for sows, the interval time from ablactation to oestrus can be shortened, thereby improving the oestrous rate, litter size and the like of the sows.

A milk substitute of calf for promoting growth, improving digestion and preventing diseases is prepared from 16 raw materials including corn, cotton seed cake, lysine, methionine, BFAB02, edible salt, stone powder, etc through respective pulverizing, proportional mixing, and stirring.

The invention discloses a method for producing ethoxyquinoline. The method comprises the following steps: adding materials, namely para aminophenyl ethyl ether, a composite catalyst and toluene, into a reaction kettle in sequence; under a heating state, circulating the materials between an axial adiabatic fixed bed reactor filled through a metal corrugated pore plate by a circulating pump; dripping acetone into the kettle at a temperature of between 120 and 145 DEG C for about 22 to 24 hours to carry out cyclize; stopping dripping after cyclization rate is detected to reach 90.0 percent; preserving the temperature for 2 hours; washing and keeping the mixture stand; draining scouring water and reclaiming the catalyst; transferring upper materials into a distillation still to be distilled; distilling toluene at the still temperature of between 100 and 160 DEG C; distilling a low-boiling-point substance at the still temperature of between 160 and 175 DEG C; distilling front-end volatiles at the still temperature of between 175 and 190 DEG C; and distilling the product at the still temperature of between 190 and 240 DEG C. The method has the advantages of reduction of synthesis time, improvement of product yield, high production efficiency, non waste water drainage and scale production convenience.

Belonging to the premix field, the invention provides a compound premix able to improve the immune function for pigs. The premix mainly comprises: ferrous sulfate, copper sulfate, zinc sulfate, manganese sulfate, potassium iodide, cobalt chloride, sodium selenite, organic trace elements, multiple vitamins, pantothenic acid, nicotinic acid, folic acid, biotin, lysine, a compound microecological preparation, ethoxy quinoline, 50% of choline chloride, zeolite powder and wheat bran. Without any antibiotic, the premix of the invention has a rational formula, contains a variety of probiotics and isof high live bacteria content. Animal feeding experiments prove that the premix has ideal feeding effects of high pig survival rate, fast weight gain and improved feed conversion efficiency. Being conducive to improve the intestinal microenvironment of pigs, maintain intestinal health, improve the immune function of pigs, reduce the occurrence of diseases and promote pig growth, the premix provided in the invention can satisfy the demands of vast raising households, and is suitable for developing green and healthy breeding as well as producing pollution-free livestock products.

The invention discloses a Portunus trituberculatus non-fish-meal compound feed and its preparation method. 1000kg of the compound feed comprises 60kg of dephenolized cottonseed proteins, 20kg of spray-dried animal blood cells, 130-170kg of concentrated soybean proteins, 130-150kg of rice protein powder, 90-110kg of surimi proteins, 20kg of calcium dihydrogen phosphate, 130kg of peanut meal, 30kg of shrimp shell meal, 220.55kg of wheat flour, 35kg of rice bran, 20kg of phosphatide oil, 20kg of fish oil, 5kg of trace elements, 2.5kg of betaine, 3kg of salt, 1.75kg of multiple vitamins, 1kg of choline chloride, 0.5kg of L-carnitine, 0.5kg of a mildew inhibitor, 40kg of bentonite and 0.2kg of ethoxyquin. The Portunus trituberculatus non-fish-meal compound feed solves the high cultivation cost problem of Portunus trituberculatus, and realizes the feed cost invest minimization and the benefit maximization.

The invention discloses a 817 miscellaneous chicken feed, which comprises the following components in parts by weight: 500-565 parts of corn, 80-150 parts of wheat, 120-270 parts of soya bean dregs, 20-50 parts of 40% cotton dregs, 0-40 parts of peanut dregs, 30-55 parts of DDGS, 15-35 parts of oil, 11-13 parts of rock powder, 6-13 parts of calcium hydrogen phosphate, 2-3 parts of salt, 1.2-1.5 parts of methionine, 4-6.5 parts of lysine sulphate, 0.6-1.0 part of choline chloride, 1.6-2.0 parts of compound trace elements and 0.4 part of compound vitamin. The feed can also comprise the following components in parts by weight: 0.4 part of betaine, 0.2 part of threonine, 0.1 part of enzyme preparation, 0.1 part of ethoxyquinoline, 0.2 part of nosiheptide, 0-0.5 part of dinitolmide and 0.05 part of alpha-aminobutyric acid. The 817 miscellaneous chicken feed provided by the invention is obtained after years of practice and nutritive additives are added into the feed, thus significantly increasing the immunity of the 817 miscellaneous chickens and significantly reducing the feed conversion ratio.

The invention discloses a piglet milk replacer, belonging to the technical field of pig feeds. The piglet milk replacer comprises extruded corns, whole-milk extruded soybeans, fermented soybean meal, extruded soybean meal, Peru super fish meal, whey powder, first-grade soybean oil, plasma protein powder and a premix, wherein the premix comprises lactose, glucose, calcium powder, choline chloride, lysine, methionine, threonine, a flavoring agent, ethoxy quinoline, an acidifying agent, vitamins for piglets, microelements for the piglets, fermenting brewers dried grains, rice hull powder, sugarcane stems, crataegus pinnatifida bunge, apples, watermelon peels, buckwheat powder, sweet potato powder, fresh eggs, tomatoes and bean curd residues. The invention further provides a preparation process of the feed and the preparation process comprises the following steps: (1) preparing the premix; and (2) preparing the feed. The milk replacer is low in production cost and has comprehensive and balanced nutrition; the nutritional diarrhea is reduced; the cost investment of nutrition components of the premix is low and raw materials are easy to obtain; the premix is convenient to machine and has rapid effect; the feed has strong edibility and the feeding period is shortened; and the feed easily promotes the appetite and the food intake of the piglets is great, and the diarrhea rate of the piglets is reduced.

The invention relates to chicken feed. The chicken feed comprises: by weight, 40 to 55% of corn, 5 to 15% of soybean meal, 2 to 5% of dry earthworm, 5 to 8% of earthworm manure, 2 to 4% of xanthophyll, 4 to 6% of tenebrio molitor, 1 to 2% of calcium hydrogen phosphate, 0.1 to 0.5% of table salt, 3 to 8% of stone flour, 3 to 10% of wheat bran flakes, 5 to 15% of additives, 2 to 6% of mildew inhibitors and 3 to 8% of one or more feed attractants. The mildew inhibitors comprise: by weight, 0.5 to 1.5% of sodium diacetate, 0.1 to 0.3% of ethoxyquin, 0.5 to 1.5% of eugenol, 0.5 to 1.5% of propionic acid, 1 to 2% of benzoic acid and 2 to 3% of vermiculite powder. The chicken feed can improve chicken immunity, reduce a disease incidence rate, improve a chicken laying rate and egg quality, prolong a laying fastigium and increase the weight of a single egg.

The invention relates to special complete formula feed for sows in the perinatal period. The feed comprises components including corn, fermented soybean meal, fermented peanut meal, oat, super steamed fish meal, egg powder, glucose, brown sugar, an emulsified fish oil-lard compound, seaweed meal, multivitamins, composite organic trace elements, a compound enzyme for pigs, choline chloride, lysine, ethoxyquinoline, phytase, salt, stone powder, calcium hydrophosphate, chitosan oligosaccharide, linseed meal, a cucubalus root-ricepaperplant pith-motherwort herb extract and mushroom powder. The feed effectively solves several common problems such as constipation, prolonged labor, postpartum lactation disorder and inadequate milk in the perinatal period of the sows, provides great help for pig farms for increase of the sow health level, the subsequent litter size and the utilization years as well as reduction of the labor intensity of workers for nursing of the sows in the perinatal period, and has very high economic significance and usage value.

A process for synthesizing ethoxy quinoline from p-aminobenzoether and acetone features that in the synthesizing reaction, the super-strong solid acid H2SO4-MoO3-TiO2 is used as its catalyst for high reaction speed and high transform rate.

Agents that stimulate nuclear translocation of Nrf2 protein and the subsequent increases in gene products that detoxify and eliminate cytotoxic metabolites are provided in a method for treating diabetic retinopathy or drusen formation in age-related macular degeneration. The structurally diverse agents that act on the Nrf2 / ARE pathway induce the expression of enzymes and proteins that possess chemically versatile cytoprotective properties and are a defense against toxic metabolites and xenobiotics. Agents include certain electrophiles and oxidants such as a Michael Addition acceptor, diphenol, thiocarbamate, quinone, 1,2-dithiole-3-thione, butylated hydroxyanisole, flavonoid other than genistein, an isothiocyanate, 3,5-di-tert-butyl-4-hydroxytoluene, ethoxyquin, a coumarin, combinations thereof, or a pharmacologically active derivative or analog thereof.

The invention provides high-solubility piglet milk powder and a processing method thereof. The piglet milk powder comprises the following raw materials in parts by weight: 300-600 parts of middle fat milk powder, 100-300 parts of low-protein whey powder, 50-150 parts of lactose, 80-280 parts of fermented rice paste, 30-200 parts of soybean protein isolate, 50-150 parts of plasma protein powder, 50-150 parts of coconut oil, 20-40 parts of glucose, 0-50 parts of sucrose, 5-15 parts of lysine, 1-5 parts of methionine, 1-5 parts of threonine, 1-8 parts of tryptophan, 1-5 parts of arginine, 0.1-0.3 part of vitamin C, 0.1-0.3 part of vitamin E, 0.1-1 part of ethoxyquin, 2-5 parts of organic aid, 0.5-2 parts of feeding probiotic, 0.2-4 parts of functional oligosaccharide, 2-3 parts of vitamin premix, 2-3 parts of organic trace element premix, 0.01-1 part of alpha-amylase, 0-0.5 part of milk flavor and 1-10 parts of flaxseed gum. The milk powder solution has long stability time at normal temperature, and the phenomenon that a sinking material occurs at the bottom of a solution bottle is avoided.

The invention discloses large yellow croaker buoyant puffing feed without fish meal and preparation method of the feed. 1000kg of the feed comprises 0-16kg of dephenolized cottonseed protein, 13-19kg of spray-dried blood cells, 160-200kg of soy protein concentrate, 240-280kg of rice protein powder, 180-200kg of fish soluble plasma protein, 28-30kg of monocalcium phosphate, 20kg of wheat gluten, 213kg of wheat flour, 7kg of Chinese wolfberries, 20kg of phosphatidic oil, 40kg of fish oil, 5kg of fish microelements, 2.5kg of betaine hydrochloride, 3kg of salt, 1.75kg of fish multiple vitamins, 1kg of choline chloride, 1kg of L-carnitine, 1kg of mildew preventive, 1.55kg of zeolite powder and 0.2kg of ethoxy quinoline. The feed adopts animal by-products and vegetable protein to replace fish meal feed, the raw materials are combined cooperatively, minimum feed cost and maximum benefits are achieved, and the problem that cultivation cost is high is solved.

The invention belongs to the field of feeds, and in particular relates to a pig feed for improving the lactation yield and lactation quality of a lactating sow. The pig feed is characterized by comprising the following ingredients in parts by weight: 480-510 parts of 46% bean pulp, 350-380 parts of puffing soybean powder, 30-40 parts of calcium hydrophosphate, 30-35 parts of talc powder, 9-13 parts of salt, 13-16 parts of spray-dried animal blood cells, 1-3 parts of choline chloride, 1-2 parts of methionine, 3-5 parts of threonine, 18-21 parts of 65% lysine, 0.3-0.6 part of ethoxy quinoline, 0.2-0.5 part of phytase, 0.1-0.5 part of luctarom sucklers, 2-3 parts of yiduoli enzyme, 0.4-0.8 part of bo shengkang 991, 3-5 parts of magnesium sulfate, 1-5 parts of vitamin for sows and 0.4-0.6 part of trace element for sow. The pig feed has the advantages of balanced nutrition and high digestibility, and the digestive absorption conversion rate of the sow is greatly increased; and the feed has the functions of realizing sufficient milk, no diarrhea and early oestrus after being applied, the piglet survival rate and weaning weight are increased, and the piglet immunity is enhanced.

The invention discloses a compound antioxidant for animal feeds. The compound antioxidant is prepared from the following components in parts by weight: 10-40 parts of tea polyphenol, 5-15 parts of lactein, 5-20 parts of ethyoxyl quinolone, 1-5 parts of butylated hydroxyanisole, 1-5 parts of propylgallate, 5-20 parts of a synergist, 10-20 parts of an emulgator and 15-40 parts of a carrier. In addition, the invention further discloses a preparation method of the compound antioxidant for the animal feeds. The preparation method comprises the following steps of molecular fusion, homogenization and emulsification, spray drying and the like. The compound antioxidant for the animal feeds, disclosed by the invention, ensures the mixing uniformity of the components, and the oxidation resistance is outstanding.

The invention discloses complete formula feed capable of improving growth performance and meat quality of pigs. The complete formula feed comprises the following raw materials in parts by weight: 50-60 parts of corn, 8-12 parts of 43% bean pulp, 9-16 parts of wheat bran, 5-7 parts of middlings, 2-4 parts of peanut meal, 3-5 parts of rice bran meal, 2-4 parts of cottonseed meal, 1-3 parts of soya-bean oil, 1.2-1.3 parts of calcium hydrophosphate, 0.9-1 part of rock flour, 0.4 part of table salt, 0.1 part of sodium bicarbonate, 0.2 part of probiotics, 0.5-0.7 part of 65% lysine, 0.05 part of threonine, 0.05 part of 30% ethoxyquin, 0.01 part of high-temperature phytase 5000, 0.05 part of a mildew preventive and 1 part of premix. By virtue of the complete formula feed, the growing and fattening pigs have high growth performance on the basis of energy protein balance, calcium and phosphorous homeostasis, amino acid balance and electrolyte balance; the pork quality can be improved; the feed reward can be improved; the feeding cost can be reduced; high-quality pork can be obtained; therefore, the live pig feeding economic benefits are increased.

The invention discloses a gosling feed, and relates to an animal feed, solving the problems of nutritional imbalance of a gosling in a breeding process, low growing speed of the gosling, and influence on the meat quality due to medicine residue in the feed. The gosling feed comprises corn, bean pulp, fish meal, lysine, calcium hydrophosphate, soya-bean oil, glucose, mountain flour, salt and premix compound, wherein the premix compound comprises vitamin A acetate, vitamin D3, vitamin E, vitamin K, vitamin B2, nicotinic acid, calcium pantothenate, vitamin B12, choline chloride, ferrous sulfate monohydrate, zinc sulfate monohydrate, copper sulfate pentahydrate, manganese sulfate monohydrate, potassium iodide, sodium selenite, compound enzyme, phytase, 66 percent ethoxyquin and mountain flour. The average daily gain of the 28-day-old gosling fed by the gosling feed is above 70g, the average weight is above 2kg, the feed conversion ratio is below 1.9; and meanwhile, the gosling is healthy, and is low in disease rate. The scheme is applied to the field of preparation of the gosling feed.

The invention discloses a laying hen premix and a daily ration prepared from the premix. The premix is prepared from the following components: compound trace elements, multi-vitamins, laying hen compound enzyme, fish meal, a salpingitis preventing agent, organic acid calcium, an anti-stress agent, complex probiotics, phytase, methionine, betaine, choline chloride, salt, mountain flour, calcium hydrophosphate, ethoxy quinoline, rice hull powder and zeolite powder; and the daily ration contains 5% of the laying hen premix, and is matched with corn, bean pulp, bran and mountain flour. The laying hen premix has the beneficial effects that enough calcium is stored in marrowbones of the laying hen; the laying hen is stable in calcium metabolism before and after sexual maturation; development of sexual organs is fast; the morbidity of salpingitis caused by laying is reduced to 2% or below; the laying stress is effectively relieved; the immunity of the organism is enhanced; the laying hen premix has a significant effect on maintenance of a peak laying period in future; the premix is especially applied to the laying hen; smooth transition of the laying period of the laying hen can be realized; and full play of the laying performance of the laying hen is ensured.