163 results about "Feeding techniques" patented technology

A dual-polarized microstrip patch antenna structure comprising: a dual microstrip feed line circuitry underneath a bottom dielectric substrate; a ground plane layer overlying the bottom dielectric substrate, the ground plane layer having coupling apertures etched to the ground plane layer; a middle metallized patch layer stacked over a middle dielectric substrate; a top metallized patch layer stacked underneath a top dielectric substrate; and an air layer between the middle dielectric substrate and the top dielectric substrate separating the middle metallized patch layer and the top metallized patch layer. The microstrip feed line circuitry is configured to utilize corner-feeding techniques for enabling diagonal modes of the patch layers, and the coupling apertures of the ground plane layer are provided with a non-resonant bow-tie shape for enabling aperture coupling between the microstrip feed line circuitry and the patch layers.

The invention relates to livestock feeding technology, in particular to a making method of a biological fermentation bed for pig farming. Using the biological fermentation bed to farm pigs strictly sticks to the scientific process flow. Raw materials (such as sawdust and rice hull) and strain are mixed from top to bottom for three times and are picked for fermentation for about a week. Core temperature of padding reaches 60DEG C-85 DEG C and is kept for 3-5 days. Even pathogenic microbes included in the raw materials can be killed. As strongest pathogenic microbes survive tens of hours at most at 60 DEG C, healthy pigs entering the fermentation bed can grow more healthily.

The invention belongs to natural enemy insect predacious stink bug raising technology field, more specifically a method for raising natural enemy insect southern minute pirate bug indoor in great deal and a raising box. The raising method comprises the steps of southern minute pirate bug adult and nymph raising; the existing southern minute pirate bug raising method is improved based on the biological characteristics of the southern minute pirate bug; and a method for raising the predacious natural enemy minute pirate bug in different states indoor is provided. According to the raising method, a suitable oviposition environment for the minute pirate bug is provided and the male and female pairing number can be increased; the cannibalism among the nymph and non-natural death are effectively reduced; the nymph survival rate and the imago obtaining rate are raised; and the tedious procedure of individual test tube raising, replacing and cleaning is simplified. According to the invention, the survival rate in each state is high; the procedure is simplified; the demand for raising the southern minute pirate bug indoor in great deal is satisfied; the enough insect source for deep indoor research is provided; at the same time, the key technology support for predacious stink bug propagation and raising and application in agricultural biological control are provided.

An antenna apparatus and method includes an orthogonal slot antenna which overcomes the limitations associated with RF choke between the adjacent slots through various feed techniques. A cavity backed cross-slot antenna includes a horizontal slot antenna, a vertical slot antenna sharing a center portion with the horizontal slot antenna, a first feed for the horizontal slot antenna, and a second feed for the vertical slot antenna, the first feed and the second feed provided to the shared center portion. Another cavity backed cross-slot antenna includes a horizontal slot antenna, a vertical slot antenna, the horizontal slot antenna and the vertical slot antenna share a center portion therebetween, a first feed feeding both halves of the horizontal slot antenna, and a second feed feeding both halves of the vertical slot antenna.

It relates to a method of cultivating and breeding new animal species, and especially a method of cultivating and breeding new pig species. The method includes the steps as below. First, domesticating the boars, creating the Domestication environment and feeding the boars with favorite feeding stuff. Second, selection of boars, that is, through genetic analysis, selecting the Duroc and the Meishan pig as the pig races of mating cultivate agnate female parent and matrilineal maternal. Third, mating and breeding, that is, across mating fixedly the young animal generation, and selecting and seeding for generations. Four, Rearing technique, that is, feeding with green grass and roughage principally.

The invention discloses a method for artificially raising plant bug parasitic wasps, which belongs to an artificial raising technology of natural enemy insects. In the method, Peristenus spretus is successfully bred by the following steps of: the inoculation of the Peristenus spretus, the raising of parasitized nymphae of green plant bugs, the pupation of parasitic wasps, the raising of adult worms and the like. The method is simple and easy, the occupied space is small, and the raising cost is low. By the method, the Peristenus spretus can be bred on a large scale to realize the uninterrupted breeding of the Peristenus spretus all the year around, so that the need of experimental study can be met, and a large number of insect sources can be provided for serious occurrence areas of plant bugs so as to reduce the harm of the plant bugs to crops such as cotton and the like.

The invention discloses a phytotron for feeding prodenia litura and an indoor artificial breeding method. The method comprises the following steps: putting prodenia litura larvae into the phytotron under a specific condition; selecting natural hosts (tobacco leaf, Chinese cabbage and the like) to feed the prodenia litura larvae; changing fresh hosts everyday and removing faeces and rotten leaves; after the prodenia litura larvae pupate, centrally putting the prodenia litura into an insect rearing box; after adult emergence of the prodenia litura, pairing the prodenia litura according to the female-male ratio of 1 to 1, laying eggs and breeding population. According to the feeding method, the prodenia litura are fed in the manmade phytotron, the feeding technique is simple and easy to operate, low in feeding cost, and high in reproductive rate, and standard health test insects can be obtained in an indoor continuous feeding manner.

The invention relates to a feed additive nutrient and belongs to the cultivation technology field. The feed additive nutrient comprises probiotic bacterium, and is characterized in that the nutrient contains the probiotic bacterium, oligosaccharide, sephadex and plant extracts. As a pure natural biological feed additive, the nutrient can completely replace all non-nutritive additives in prior compound feed, thereby fully meeting ecological requirements, and realizing updating and upgrading of herding products and aquatic products, so that the products are more safe, nutritive and healthy for human beings.

The invention relates to the technical field of rabbit breeding, in particular to a domestic rabbit breeding method capable of enriching nutrition, enhancing the immunity function and the appetite of the domestic rabbits and better promoting the growth of the domestic rabbits, wherein the bred domestic rabbits are firm and fresh in meat quality. The method specifically comprises the first step of selecting a field, building a rabbit house and selecting a plurality of stocking areas for artificial breeding, the second step of carrying out house allocating and crowd allocating management on rabbits according to different growth stages, breeding purposes, ages, sexes and seasons, and the third step of managing the rabbits with different sexes in different ways. The method has the advantages that breeding is carried out through the mutual combination of cage breeding and stocking breeding, on one hand, the advantages of the cage breeding are developed, the rabbits can fast grow, and the rabbit dung can be collected and cleaned conveniently; on the other hand, the rabbits can freely move and can freely forage through the stocking breeding method, and therefore the bred rabbits are in good health, immunity and strength and firm in muscle, and the nutritive value of the rabbit meat is improved.

The invention relates to the technical field of poultry feeding, particularly to forage for feeding cows and a feeding method of the cows. The forage comprises ensiling forage, peanut vines and concentrated forage, wherein the concentrated forage can be replaced by apple pomace; the selected apple pomace is fresh apple pomace, ensiling apple pomace or dried apple pomace powder; the apple pomace cannot be mildewed or fermented. The feeding method comprises the steps that the cows are fed for 3 times every day; 7-8 parts of apple pomace is used to replace 1 part of concentrated forage every time, and mixed uniformly with the ensiling forage and the peanut vines to feed the cows; when the cows are in an estrous period or a pregnant period, the feeding forage is not the apple pomace that replaces the concentrated forage; and when the fresh apple pomace, the ensiling apple pomace or the dried apple pomace powder are used to replace the concentrated forage to feed the cows, a neutralizing treatment is required to be conducted on the forage by soda or lime, then the cows can eat the forage. The forage can lower the feeding cost and improves the milk production of the cows.

This invention provides a method for culturing a fluke. Culture introduced elite or wild strong flukes by manpower in clean pool or tank. The culturing process is feeding breeding seedling and feeding seedling in a small pool with anticoagulant-treated fresh blood of cattle, pig, sheep or fowls, or feeding with the packaged treated fresh blood packaged with pig small intestine and put in the pool after bundled to nodular of 2-3cm each membered. This feeding technology is modern; especially this invention adopts noncondensing blood that can guarantee both quality and novelty of the blood, so as to guarantee health and good growing of flukes.

A technique for raising pig without environmental pollution includes such areas as building non-pollution pig house, creating proper environment, controlling the density of pigs, regular feeding, immunoinoculation of vaccine to piglet, disinfecting pig house, and using green feed.

The invention discloses a cow cleaner for breeding. The cow cleaner comprises a base, wherein supporting rods are firmly connected to two sides of the top part of the base; a buffer device is firmly connected to one side of each supporting rod; a vibration device is firmly connected to one side of the buffer device; a scrubbing device is firmly connected to one side of the vibration device; supporting plates are firmly connected to opposite sides of the two supporting rods; the vibration device comprises an enclosure; and one side of the enclosure outer wall is firmly connected to one side of the buffer device. The invention relates to the technical field of scientific cow breeding. The cow cleaner for breeding solved the problems in a traditional cow cleaning mode that consumed time is long, the cleaning rate is low, cow surfaces cannot be cleaned up, and growth and production of cows are influenced during manual scrubbing or rolling scrubbing with a roller brush; risks of cow illness are reduced; working efficiency is increased greatly; and enterprise profits are increased.

The invention relates to the technical field of livestock and poultry feeding, in particular toa free-range raising method of local chicken. Local chicken are bred in forest land, isolation nets are arranged around a forest, and chicken houses and auxiliary management equipment are arranged in the forest; forage grass with good shade tolerance is planted in the forest; chicken are let out to enter the forest at morning such that local chicken eat the forage grass, earthworms and the like in the forest, and the chicken are driven back into the chicken houses at evening. Feed is fed respectively once at noon and dusk, and the daily feeding amount of each chick is not greater than 80g, in the growth season of forage grass, the forage grass is cut for chicken to eat; and when the body weight of each local chick reaches 0.4 to 0.5kg, free-range raising is adopted, and when the body weight of each local chick reaches 1.5 to 2kg, the chicken are put into the market. The free-range raising method solves the problems that the traditional local chicken raising period is long, the disease resistance is weak, the grain consumption is great and the weight of the chicken is generally light. By using the forest land for raising local chicken, food such as grass, fresh air, sufficient sunlight and suitable temperature and humidity in the forest land are fully utilized, the chicken are kept healthy and strong in disease resistance, and few diseases occur.

The invention relates to the technical field of poultry farming, in particular to a grain-saving raising method for ecological insect-grass-fed chickens under trees, which includes: setting up insect breeding districts and forage grass planting districts under forest trees or fruit trees, and raising broilers, namely subjecting the chickens to free-range breeding alternately in the insect breeding districts and the forage grass planting districts. Amount of the artificial bred insects is high, the planted forage grass is rich, only fine fodder is needed in supplementing for the broilers that peck insects and worms and feed forage grass each day, and accordingly raising cost is lowered greatly. In addition, the superior natural environment guarantees few diseases, no antibiotic or hormone is used for feeding, and accordingly green, pollution-free and ecological commercial broilers are obtained. The broilers raised by the method are low in production cost, and are high in quality, good in taste and very special, the market prospect of the commercial broilers is bright, the commercial broilers are high in price, and breeders can attain good profit.

A high-yield raising technology of laying periods is summarized from the stages of a brooding period, a breeding period and a laying period for guiding raisers to maintain a longer time of laying peak of egg chicken in cultivation of the laying period, thereby minimizing the cost and obtaining the maximum economic benefit. Meanwhile, by egg chicken raising management, the harmful effects of various adverse circumstances on the egg chicken can be reduced to the maximum limit so that an environment which is most beneficial to health and laying is provided for the egg chicken to enable the genetic potential of the chicken to be sufficiently displayed. More commodity eggs are laid. The feed egg ratio and the egg breakage ratio are reduced, the survival rate of the egg chickens is increased and the like.

The invention relates to a feeding method of a laying hen, and particularly relates to a feed for a laying hen and a feeding technique of the laying hen. As the laying hen is fed in an earlier egg laying stage, a middle egg laying stage and a rear egg laying stage, feeds in all stages are different. According to the feeding method, the nutritional requirement of the laying hen in each stage is effectively met, the peak season of the laying hen is greatly prolonged, the quality of eggs is effectively improved, and the market competitiveness of the eggs is improved.

The invention discloses a tiejiao huangmayu (Chinese character) chicken feed, and relates to the technical field of livestock and poultry raising. The feed for raising tiejiao huangmayu chicken at the stage of 70-150 days of age is prepared from the following components in percentage by weight: 30%-40% of cassava residues, 40%-41% of corn flour, 18%-23% of soya bean meal, 0-3.6% of fish meal, 0.5%-0.6% of mountain flour, 0.4% of salt, 1.1%-1.3% of calcium hydrophosphate and 0-0.1% of L-lysine; the mountain flour is any one of calcium carbonate or shell powder; and the cassava residues are a mixture which is formed by fermenting the cassava residues. According to the method, the feed provided by the invention is suitable for the tiejiao huangmayu chicken and is capable of keeping the nutrient and taste of chicken and reducing the cost.

The invention discloses glycine nano-selenium and a preparation method thereof. 0.9 weight portion of selenium and 85 to 95 weight portions of glycine form granular nano-selenium, the particle size of the nano-selenium is between 20 and 80 nm, and the average particle size is 60nm. The preparation method thereof comprises the following steps that: 2 to 3 weight portions of sodium selenite is dissolved into 15 to 25 weight portions of water to obtain a sodium selenite solution at normal temperature and normal pressure, 0.5 to 1.5 weight portions of polyvinylpyrrolidone (PVP) surfactant is added into the solution to form an emulsion, then 3 to 6 weight portions of vitamin C is added into the emulsion, the vitamin C and the emulsion react for 20 to 40 minutes at normal temperature, a reaction liquid is absorbed by 80 to 120 weight portions of glycine, and finally the obtained product is dried, crushed, sieved and packaged. The invention solves the problems that red liquid nano-selenium is not favorable for packaging and transportation, and adopts the glycine as an adsorbent and a stabilizing agent of nano-selenium to ensure that the liquid nano-selenium forms the solid glycine nano-selenium; and after the glycine nano-selenium is prepared into a nanometer additive, the nanometer additive is easy to digest and absorb, can ensure the rapid growth of beasts and birds, and can also greatly reduce the using amount, thereby reducing raising technology and improving economical benefit.

The invention provides a feed additive, a preparation method and application thereof and relates to the technical field of livestock and poultry breeding. The feed additive is prepared from the following components: beta-glucanase (3.0-5.0)*105 U/kg, beta-mannanase (0.5-1.0)*105 U/kg, xylanase (4.4-6.6)*106 U/kg, cellulase (3.0-6.0)*104U/kg, bacillus subtilis greater than or equal to 6000 CFU/kg,bacillus licheniformis greater than or equal to 4000 CFU/kg, bacillus coagulans greater than or equal to 5000 CFU/kg, lactobacillus plantarum greater than or equal to 4000 CFU/kg, clostridium butyricum greater than or equal to 6000 CFU/kg and antimicrobial peptide of 5% or above. The feed additive can improve the utilization rate of daily ration of livestock and poultry and improve the immunity oflivestock and poultry. The use of the feed additive for livestock and poultry feed can significantly improve the production performance of livestock and poultry, reduce the cost of feed, and also reduce the use rate of antibiotics, and the additive is environmentally friendly.

The invention discloses a green and efficient breeding technology of laying-hen, which includes a brooding period, a replacement period and a management of laying period. The green and efficient breeding technology of laying-hen uses traditional Chinese medicine to replace chemical medicine, antibiotics and hormonal medicine from the brooding period to the replacement period and the laying period to meet the standards of pollution-free agricultural products and even the standards of green and organic food. In addition, through applying scientific management to the three periods and optimizing parameters of the three periods, the situation of hen's growth and health is effectively improved and the disease incidence is reduced. The green and efficient breeding technology of laying-hen can improve the yield of eggs. The cholesterol of eggs is low and the eggs are safe, purely green and non-polluted. The green and efficient breeding technology of laying-hen is important for the development of poultry industry.