91results about How to "Improve apparent digestibility" patented technology

The invention discloses a Chinese medicinal herb nonreactor biological feed additive which comprises the following effective ingredients in parts by weight: 1-4 parts of astragalus membranaceus, 1-2 parts of semen cuscutae, 1-2 parts of herba epimedii, 1-3 parts of pericarpium citri reticulatae, 1-3 parts of scorched hawthorn fruit, 1-3 parts of fructus aurantii, 1-2 parts of liquorice root, 1-3 parts of isatis root, 1-2 parts of dandelion, 1-3 parts of cordate houttuynia, 1-2 parts of herba portulacae, 1-3 parts of honeysuckle, 1-3 parts of rhizoma atractylodis and 1-3 parts of compound microbial starters. The Chinese medicinal herb nonreactor biological feed additive has functions of resisting bacteria and diminishing inflammation, regulating qi-flowing and helping digestion, benefiting the spleen and invigorating the stomach, enhancing immunity and the like, plays a role of completely replacing antibiotics, does not generate drug resistance; various growth performances and indexes are remarkably improved after beasts and birds are fed with the Chinese medicinal herb nonreactor biological feed additive; the beasts and the birds produced after the beasts and the birds are fed with the Chinese medicinal herb nonreactor biological feed additive are green, safe and pollution-free.

The invention discloses low-protein daily ration for a growing pig under a net energy system and an application thereof, and belongs to the field of feed processing. The method comprises the steps of: taking the growing pig with the weight being 20-50kg as a research object, utilizing corn-bean pulp daily ration, reducing the protein content of the daily ration by 2% on the basis of the standard recommended by the National Research Council, simultaneously supplying lysine, methionine, threonine and tryptophan; adding mannan oligosaccharide, multivitamins, complex phosphoesterasum, probiotics and the like to form the low-protein daily ration for the growing pig under the net energy system; crushing, mixing, pelletizing then dosing, and packaging the pelletized feed and a probiotic component in a mixing manner to obtain the product disclosed by the invention. The animal feed utilization rate can be improved; the use quantity of antibiotic medicines in the feeding of animals is effectively reduced; the immunity of fed animals is improved; the security of animal meat products is improved; and the raise efficiency is also improved. The low-protein daily ration is scientific in process design, high in production efficiency, low in cost, and suitable for multi-variety and small-scale production.

The invention provides a special complex enzyme preparation for wheat for livestock and poultry and application thereof. The special complex enzyme preparation comprises xylanase, beta-glucanase, beta-mannase, cellulase, acid protease, neutral protease, pectinase, alpha-galactosidase, glucoamylase and aspergillus niger fermentation complex enzyme; and an antioxidant, a mildew-proof agent, an insect repellant and a carrier are added. According to the invention, the special complex enzyme for wheat is prepared from xylanase for effectively reducing viscosity and mono-enzymes such as beta-glucanase, beta-mannase, cellulase, acid protease and the like; and the preparation is simpler than the operation of preparing a complex enzyme by fermenting aspergillus niger only, has low labor capacity and cost, and realizes a good enzymolysis and viscosity reduction effect. Through the invention, the anti-nutrition effect caused by adding high-proportion wheat in daily ration can be effectively overcome, the chyme viscosity is reduced, the production performance of animals is enhanced, the utilization of wheat and wheat enzyme is optimized for a feed enterprise, and the feed cost is effectively lowered.

The invention discloses special feed for improving the immunity of crabs. The special feed is prepared from the following raw materials: yellow mealworms, casing powder, fly maggot powder, grass carp meat, inkfish viscera powder, silvery pomfret meat, rice moth eggs, shrimp meal, sesame seed meal, potatoes, bagasse, corn protein powder, rapeseed meal, sweet potato powder, jujube powder, watergrass powder and a compound additive, wherein the compound additive is prepared from the following raw materials: Zhiqi fungal substances, candida utilis, phytase, mannase, acid proteinase, amylase, aloe polysaccharide, algal polysaccharide, xylo-oligosaccharide, corn protein peptide, soybean small peptide, garlic, lecithin, compound microelements and compound vitamins. The special feed for improving the immunity of the crabs, provided by the invention, has the functions of improving the immunity of the crabs, improving the survival rate of the crabs, and promoting the growth of the crabs.

The invention discloses low-carbon environment-friendly conservation-stage piglet feed. Based on physiological characteristics of conservation-stage pigs, multiple raw materials are combined with one another, the nutrients are complementary, the protein content of the feed is about 16 percent, functional additives such as phytase, a compound enzyme preparation, a compound acidifying agent, a compound microecological preparation and oligosaccharide are added into the piglet daily ration, the growth performance is the best, the apparent digestibility of the crude proteins is the highest, a feed conversion ratio is the lowest, and the content of nitrogen and phosphorous in fecaluria is the lowest. Compared with a control group which has the high protein content (19%) and is free of functional additives, the feed provided by the invention has the advantages that the apparent digestibility is improved by about 10 percent, the feed conversion ratio is reduced by about 9 percent, and the nitrogen content in fecaluria is reduced by 38 percent; compared with daily ration which has the protein content of 17-18 percent and contains a certain amount of functional additives, the feed provided by the invention has the advantages that the apparent digestibility is improved by 10 percent, the feed conversion ratio is reduced by 1.8 percent, and the nitrogen content in fecaluria is reduced by 25-35 percent. Therefore, after a certain amount of additives are added in the low-protein amino acid balanced daily ration, the apparent digestibility of piglet to crude proteins is obviously improved, the feed conversion ratio is reduced, the emission of N and P in the fecaluria is reduced, the production performance of piglets is greatly improved, the environmental pollution is effectively reduced, and the requirements of low carbon and environment friendliness are met.

The invention provides a feed additive for promoting growth and improving the use ratio of feed nutrition, and belongs to the field of feed additives. The feed additive comprises compound Chinese herbal medicine, plant extract, various amino acids, vitamins, mineral elements and carriers, wherein the carriers adopt defatted rice bran and wheat bran. The additive is scientific in compatibility, and can effectively improve the immunity of pigs, reduce the morbidity of the pigs, and substitute or partially substitute antibiotics and chemosynthesis drugs. In addition, the additive can further quicken the growth of the pigs and improve the feed conversion rate, is beneficial to saving of increasingly strained feed raw material resources, and meanwhile has significance for protecting and improving ecological environment, promoting the healthy development of feed and animal husbandry, improving the breeding benefit and reducing the breeding risk.

The invention provides an environmentally protective raw fish puffed feed with low emissions of nitrogen and phosphorus. The puffed feed comprises fish meal, defatted soybean meal, corn protein powder, wheat gluten powder, spray dried blood meal, squid small peptides, fish oil, soybean oil, phosphatide oil, choline chloride, flour, tapioca flour, L-lysine hydrochloride, DL-methionine, threonine, tyrosine, taurine, mannan oligosaccharide, vitamin C, trace element premix, vitamin premix, an antioxidant. The prepared raw fish feed can significantly reduce nitrogen and phosphorus emissions, has a strong stability in water, is low in dissolve-loss ratio, and has a high-quality environmentally protective effect.

The invention discloses a gelatinized anionic salt additive special for cows at early perinatal period and a preparation method thereof. The additive is composed of the following components by weight: 35-40 parts of corn flour, 0.5-1.0 part of sucrose, 15-20 parts of calcium chloride, 10-15 parts of calcium sulfate, 15-20 parts of ammonium chloride, 3-5 parts of ammonium sulfate, 0.5-1 part of magnesium oxide, and 8-10 parts of rumen-protected choline, wherein the calcium chloride, calcium sulfate, ammonium chloride, ammonium sulfate and magnesium oxide are gelatinized by corn flour and are then coated. Without affecting or lowering the dry matter intake of cows, the gelatinized anionic salt additive provided by the invention can effectively control postnatal hypocalcemia and other metabolic diseases caused by the content decrease of blood calcium in blood after cow labor onset and lactation, improve lipid metabolism, strengthen immunity, and relieve negative energy balance.

The present invention provides an application of bile acid in preparing a feed additive for bullfrogs. An experiment shows that bile acid in a feed can improve intestinal protease and lipase activities of bullfrogs, promotes nutrient digestion and absorption of the feed, improves apparent digestibility of feed dry matters, proteins and lipids of the bullfrogs, and thus increases the weight gain and feed efficiency of the bullfrogs. The addition of the bile acid in the feed can reduce the catabolism of the proteins in the body of the bullfrogs, promotes protein deposition and fat decomposition,thus reduces organ-body ratios, increases the edible ratio of the bullfrogs and increases the protein content of the body. The addition of the bile acid in the feed can reduce the liver fat levels and malondialdehyde content of the bullfrogs, enables the liver to be at a low oxidative stress level, thus maintains a healthy liver tissue structure and saves antioxidant energy consumption.

The invention discloses weever feed with a low-phosphorus formula. The weever feed is mainly prepared from fish meal, bean pulp, peanut meal, cottonseed meal, rapeseed meal, complex enzyme, phytase, high gluten flour, fish oil, soybean oil, choline chloride, soybean phosphatide oil, vitamin C phosphate, monocalcium phosphate, zeolite powder, vitamin premix, mineral substance premix and sodium alginate. After the low-phosphorus weever feed disclosed by the invention is used, the reduction amplitude of the coefficient of food for breeding weever is large, is 0.93-1.10 and is reduced by 12.70 to 26.19 percent compared with that of commercial feed; the apparent digestibility of phosphorus in the feed is improved by 14.14 to 20.68 percent, the content of total phosphorus in a water body is reduced by 12.93 to 16.44 percent, and the utilization efficiency of phosphorus is improved by 14.14 to 20.68 percent.

The invention discloses a preparation method of a ferrous saccharose complex. The preparation method comprises the steps of obtaining a ferrous saccharose solution through complex reaction of saccharose and ferric salt; cooling and filtering to obtain filter residues and a filter liquor; adding ethanol water into the filter liquor to precipitate the complex; centrifugally pumping and filtering precipitates; vacuum drying to obtain a pure ferrous saccharose complex product; detecting ferric ion concentration of the filter residues; continuously adding the saccharose and ferrous salt according to the molar ratio of the saccharose to ferric ions being 1 to 4; returning the centrifugally pumped and filtered waste water into a reaction kettle so as to be used as a mother liquor for dissolving the saccharose, and carrying out circular reaction to continuously generating ferrous saccharose. According to the process for preparing the ferrous saccharose provided by the invention, the resource is not wasted, the production cost is reduced, and the production efficiency is improved. The obtained ferrous saccharose has the advantages of safety, high efficiency and high cost performance, and can be applied in production of an animal feed with comprehensive nutrition.

The invention discloses a preparation method of a saccharose copper complex. The preparation method includes the steps of: performing a complexing reaction to saccharose and copper salt to obtain a saccharose copper solution; cooling and filtering the saccharose copper solution to obtain residue and filtrate; adding an ethanol water solution to the filtrate to precipitate a complex; centrifugally suction-filtering and vacuum-drying the precipitate to obtain a pure saccharose copper complex product; detecting the concentration of copper ion in the residue, and adding the saccharose and the copper salt according to the molar ratio of saccharose to copper ion being 1:4, and feeding the waste water obtained in the centrifugal suction filtration back to the reaction kettle to serve as a mother liquid for dissolving the saccharose, thereby continuously producing saccharose copper through circular reaction. The preparation method is free of resource waste, reduces production cost and increases production efficiency. The saccharose copper complex is safe, is high-effective and is high in cost-performance ratio, and can be used for preparing animal feeds having comprehensive nutrition.

The invention discloses a micro-ecological preparation and an application thereof in improvement of production performance, immune performance as well as chicken quality of broiler. The micro-ecological preparation is characterized in that a culture obtained by culturing a complex microbial inoculant through a fermentation medium is used as an active ingredient; the active ingredient of the complex microbial inoculant comprises bacillus subtilis, saccharomyces cerevisiae and lactobacillus plantarum. The micro-ecological preparation can obviously increase the content of valine in chicken, the content of methionine, the content of lysine, the content of phenylalanine, the content of cystine, the content of tyrosine, the content of proline and the content of crude protein, improve the tenderness and elasticity of pectoral muscles and the chewiness of chicken thigh, decrease the content of cholesterol of chicken, the content of fat, and drip loss, and can obviously increase the crop rate of broiler, meat-to-feed rate, protein, apparent digestibility of calcium and phosphorus, body weight, thymus index, spleen index, bursa of Fabricius index, erythrocyte C3b receptor rosette rate, red blood cell-immune complex receptor rosette rate, the content of protein in serum, the content of alpha-amylase, and the content of cholinesterase.

The invention relates to the technical field of functional microorganism screening and application, in particular to novel bacillus licheniformis and an application thereof to aquiculture. The bacillus licheniformis is screened from intestines of crucian carps, the preservation No. is CCTCC NO:M2020090, starch can be efficiently utilized, the glycometabolism of a fish body can be improved, and reduction of the feed cost is facilitated. The bacillus licheniformis can notably restrain pathogenic bacteria, the immunity and the disease resistance of aquatic animals are improved, growth of the aquatic animals is promoted, and the bacillus licheniformis is widely applied to the field of aquatic product feeds.

The invention aims to provide a pig feed additive capable of improving the feed nutrient utilization rate and promoting the growth, and belongs to the field of feed additive. The additive is composed of Chinese herbal medicines, a composite enzyme preparation, a microecological preparation, and mineral substances. The additive can promote the growth of pigs and improve the feed utilization rate, at the same time is capable of improving the health of intestines of pigs and enhancing the immunity of pigs, and improves the survival rate of pigs. The used substances are all green feed additives. The feed additive can replace the antibiotics in daily ration of pigs and has a wide application prospect.

The invention provides an application of creatine pyruvate as a feed additive for promoting rumen fermentation of heat stress beef cattle, and belongs to the field of feed additives. The proper use amount of creatine pyruvate used as a feed additive for promoting rumen fermentation of heat stress beef cattle is 20-60g/d.head, resource waste is caused by the too high addition amount, and the effectcannot be achieved due to the too low addition amount. As a feed additive for promoting rumen fermentation of heat stress beef cattle, creatine pyruvate can provide energy and a nitrogen source for rumen microbial fermentation at the same time, can effectively adjust the stress hormone level of the heat stress beef cattle, and can improve the oxidation resistance and rumen fermentation traits ofthe beef cattle to relieve the heat stress of the beef cattle.

The invention belongs to the technical field of livestock breeding and particularly relates to a Chinese herbal medicine composite feed additive for fattening pigs. The Chinese herbal medicine composite feed additive is prepared from the following raw materials in parts by weight: 40-60 parts of a gumbo extract, 20-40 parts of a fructus forsythiae extract, 1-10 parts of origanum majorana powder, 0.1-1 part of vitamin E, 0.1-1 part of vitamin C, 0.1-1 part of a compound enzyme preparation, 0.1-1 part of phytase, 0.05-0.2 part of yeast chromium, 5-10 parts of anhydrous glucose and 5-20 parts ofmaltodextrin powder. The Chinese herbal medicine composite feed additive provided by the invention can effectively increase the digestibility of dry matters, energy and protein in a diet, the feed conversion rate and the average daily liveweight gain, lowers the feed to gain ratio, improves the apparent digestibility of the nutrient substances of ileum, promotes gastric secretion, improves appetite and dyspepsia, lowers low cholesterol, can remarkably increase the carcass lean meat percentage and lowers the thickness of back fat.

The invention discloses a preparation method of a saccharose calcium complex. The preparation method includes the steps of: performing a complexing reaction to saccharose and calcium salt to obtain a saccharose calcium solution; cooling and filtering the saccharose calcium solution to obtain residue and filtrate; adding an ethanol water solution to the filtrate to precipitate a complex; centrifugally suction-filtering and vacuum-drying the precipitate to obtain a pure saccharose calcium complex product; detecting the concentration of calcium ion in the residue, and adding the saccharose and the calcium salt according to the molar ratio of saccharose to calcium ion being 1:4, and feeding the waste water obtained in the centrifugal suction filtration back to the reaction kettle to serve as a mother liquid for dissolving the saccharose, thereby continuously producing saccharose calcium through circular reaction. The preparation method is free of resource waste, reduces production cost and increases production efficiency. The saccharose calcium complex is safe, is high-effective and is high in cost-performance ratio, and can be used for preparing animal feeds having comprehensive nutrition.