947 results about "Broiler chick" patented technology

The present invention belongs to the field of poultry feed technology, specifically to a meat large chicken feed and method for preparing the same. The meat large chicken feed is composed of the following components by weight parts: 30-80 parts of corn, 0-30 parts of wheat, 5-40 parts of bean pulp, 0-10 parts of peanut meal, 0-10 parts of cotton meal, 2-8 parts of corn protein powder, 0.5-5.0 parts of lipid, 1.0-6.0 parts of hypo-powder, 0.5-2.0 parts of mountain flour, 0.5-2.0 parts of calcium hydrogen orthophosphate, 0.2-0.4 parts of salt, 0.1-1.0 parts of complex vitamin; 0.1-1.0 parts of complex trace elements, 0.05-0.5 parts of micro-ecological formulation, 0.01-0.2 parts of Chinese herbal medicines additives, and 0.01-0.2 parts of phytase. The inventive meat large chicken feed has high digestibility, nutrient balance, low harmful components, and high security, so that the resistance of broiler chickens is increased and the pollution to the environment is significantly reduced.

The invention discloses a compound feed for 0-21-days-old broiler chicken and a preparation method of the compound feed. The compound feed is prepared from various raw materials of corn, flour, soybean meal, 60% of corn protein powder, soybean oil, limestone, calcium hydrophosphate, salt, antimicrobial peptide for the poultry, choline chloride, methionine, threonine, lysine, compound enzyme of corn and soybean meal, premixed vitamin compound, premix compound of trace elements and traditional Chinese medicine addictives. The preparation method for the compound feed comprises the following steps of: weighing all raw materials; putting the raw materials into a pulverizer to be pulverized; putting the pulverized raw materials into a mixer to be uniformly mixed; and granulating the mixed raw materials in a granulator after mixing. The compound feed has the beneficial effects that the compound feed disclosed by the invention is added with the traditional Chinese medicine addictives, so thatthe compound feed can meet the all nature requirements of the green food, diseases can be prevented, the immunity of the organism is enhanced, and the production performance of the broiler chicken can be improved so as to create favorable social value and economic benefits.

The invention discloses a gas grill with multiple enhancements to allow for easy grilling of foods, subsequent clean-up, and replacement of parts. In lieu of a top-opening lid, the apparatus provides a plurality of removable and insertable drawers, comprising a plurality of burner units, a plurality of grill trays, and a drip tray located in a vertical configuration therein a base unit. All drawers are interchangeable as desired. A storage compartment is located on the bottom directly below the drip tray and an exhaust assembly is located on the top for directing smoke away from the apparatus. The invention is adaptable to propane or natural gas. Additional drawers and burner assemblies are provided and may be used for charcoal or wood burning, bun or food warming, and water steaming. All drawers are easily removable on slides with a safety catch system for easy care and cleaning.

The invention provides a Chinese herbal medicine feed additive for chickens and a preparation method and application thereof. The preparation method comprises the following steps: using a plurality of natural Chinese herbal medicines as raw materials, crushing the Chinese herbal medicines in the formulation, leaching the effective components in the Chinese herbal medicines, adding the prepared additive the amount of which is 0.5 to 4 weight percent of the feeding mass in daily feeds for various chickens, feeding the chickens after stirring evenly, and discontinuously adding feed in the whole process. The feed additive has the advantages that the raw materials are scientific and reasonable, the preparation process has strong operability, and the prepared additive has the characteristics of trace, high efficiency, favorable palatability, safety and non-toxicity, can promote growth and development of the chickens remarkably, advances the marketing time, and reduce feed cost; the feed additive has the functions of excellent bacteria resistance, stress resistance and immunity improvement, reduces the occurrence of plagues, realizes healthy and non-resistant breeding in the whole process, and can produce green and good-quality chicken products without medicament residues.

The invention discloses a preparation method of a broiler feed. The broiler feed belongs to the field of feeds. The broiler feed provided by the invention is prepared from high-quality white corn, bean cake, rape seed cake, cottonseed cake, barley, broomcorn, alfalfa meal, fish meal, mountain flour, plant oil, edible salt, traditional Chinese medicine additive agents, sodium bicarbonate, trace elements, allicin, phytase and vitamin C through the technology of crushing, mixing, granulating, drying and the like. The feed is rich in nutrition, has good mouthfeel, can meet the nutrition need of broilers in a growing period after being taken by the broilers so as to enable broilers to guide qi downward, be good in digestion and be clam, also has the effects of accelerating broilers to grow, and improving the chicken flavor and daily gain, is high in disease resistant capability, and is high in safety.

A device for the feeding of poultry including a bowl device comprising a feed bowl, a cupola suspending the feed bowl, and a downpipe. The feed bowl is located beneath the downpipe and the cupola is formed from grid bars. The downpipe comprises an inner cylinder and an outer cylinder encompassing the inner cylinder. The outer cylinder is guided in a rotatable, a raisable and a lowerable manner on the inner cylinder. The bowl device includes at least one lifting stop for delimiting a lifting and lowering path of the bowl. The outer cylinder and the inner cylinder is comprised in each case of adjacent cylinder sections co-axial to each other, whereby face peripheral areas of the cylinder sections turned towards each other are connected to one another by bridging elements which bridge a gap area which corresponds to an interval distance between the cylinder sections.

The invention discloses a water and energy saving domestic animal fermentation bed and a preparation method thereof. The fermentation bed is prepared from the following materials; material 1: rice husk or peanut shell or the like; material 2: sawdust or wood shavings or the like; and material 3: corn flour or rice bran or the like and fermentation bed strains. The method is as follows: firstly mixing the material 3 with the fermentation bed strains, laying the material 2 on the ground, laying the mixture of the material 3 and the fermentation bed strains on the material 1, then laying the material 1 on the mixture of the material 3 and the fermentation bed strains, and finally mixing the materials. The thickness of the padding of the fermentation bed is 20-40cm. The invention takes the physiological habits of poulards, meat ducks, broiler breeders, egg breeders, meat type breeding ducks and pigs into full consideration, reduces the thickness of the padding of the conventional fermentation bed and the cost of the padding of the fermentation bed and relieves the heat stress in summer; the padding is thoroughly mixed with the fermentation bed strains; the fermentation bed improves the dung degradation effect; the dung of the domestic animals is unnecessary to be added and pre-accumulated for fermentation, thus saving water and energy; and the operation is simple. The fermentation bed and the preparation method thereof are suitable for chickens, ducks and pigs and the application range is expanded.

A cooking apparatus having a waste heat recovery system for incorporation into broilers, ovens, and toasters, the apparatus including a cooking chamber having a cooking platform, at least one air plenum disposed in the upper portion of the cooking chamber and having a plurality of air outlets for producing a focused forced air, a low pressure air source connected to the air plenums, a heating element or burner disposed under each of said air plenums, such that said curtain of focused forced air guides and directs heat from said heating element toward food product being cooked, and heat exchange pipes disposed between at least two of said air plenums. Radiant heat generated from the heating elements or burners rises in the cooking chamber and is retained between the air plenums to maximize heat transfer from the heated air to the heat transfer pipes, and thus to the low pressure air in the low pressure air system. The recycled heat enhances cooking.

The invention discloses broiler chicken feed. The broiler chicken feed comprises: by weight, 50 to 60 parts of corn flour, 15 to 20 parts of wheat flour, 5 to 8 parts of peanut meal, 5 to 8 parts of cottonseed meal, 22 to 26 parts of soybean meal having crude protein content more than 48%, 3 to 6 parts of corn protein powder, 0.5 to 1 part of fish meal, 1 to 2 parts of bone meal, 1 to 2 parts of feed-grade calcium hydrophosphate, 0.3 to 0.8 parts of lard oil, 0.2 to 0.4 parts of table salt, 0.1 to 0.3 parts of choline chloride, 0.1 to 0.2 parts of lysine, 0.1 to 0.2 parts of methionine, 2 to 4 parts of garlic powder, 0.4 to 0.8 parts of multiple vitamins, 0.5 to 1 part of origanum oil, 0.1 to 0.5 parts of freeze-dried orange powder, 15 to 25 parts of fresh brewer's grain, 2 to 5 parts of lucerne meal, 3 to 5 parts of rose petal powder, 0.1 to 0.4 parts of vinegar-immersed medical stone powder, 0.5 to 1 part of frangipane petal powder, 1 to 2 parts of sunflower seed powder and 4 to 6 parts of traditional Chinese medicine additives. The broiler chicken feed improves a feed utilization rate, reduces a feed conversion ratio and promotes broiler chicken growth.

The invention discloses a method for stocking high-quality broiler chickens in an understorey purse net manner. The method comprises the steps of: 1. selecting a forest land; 2. dividing the forest land, building a barton shed; 3. carrying out understorey adaptive raising; and 4. carrying out understorey stocking. Chicks need to be brooded for 35 days to 40 days before the time of stopping heat supplication, after the birth for 0-22 days, the chicks are fed by using a chick feed containing 21 percent of protein in a qualified factory, and fed for above 8 times every day within one week. According to the method, the understorey purse net stocking is adopted, foods, such as grasses in the forest land, and fresh air, sufficient sunshine, and proper temperature and humidity in the forest land are fully utilized, and because of factors such as small density of raised chickens in the forest land, free movement of the chickens, and few emergencies, the chickens are healthy, and are strong in premonition; and diseases can be effectively reduced, the quality and the quantity of the excellent-quality broiler chickens are ensured, and the market competitiveness is enhanced.

The invention discloses a method for breeding novel high-efficiency superior yellow-feathered broilers. The method comprises the following breeding steps: a Chinese local variety strain with high growing speed, yellow feather, neat and uniform body and appearance and even body weight is selected as a terminal male parent of the broilers; an individual with yellow feather, precocity property, high egg-laying rate and high uniformity is selected to be taken as a first female parent of the broilers; a strain with yellow feather, grain-saving property, short stature genes, laying rate of 90% during peak period and neat and uniform body and appearance is selected as a first male parent of the broilers; the first male parent cock and the first female parent hen are hybridized to form a second female parent of the novel broilers; the second female parent has yellow feather, can save grain by 25% when compared with common high-quality cocks and hens, and has average egg-laying rate above 10% higher than that of common high-quality hens; and the terminal male cock and the second female hen are hybridized, so as to obtain the commercial high-efficiency superior yellow-feathered broilers.

A flexible automatic broiler and method of use for variable batch cooking for particular use in quick serve and fast food service restaurants. The automatic cooking devices include a conveyorized cooking surface for alignment and discharge of food products, an altering / pulsating infrared energy radiation heat sources, and a control system. The arrangement and method facilitate a combination of batch preparation and made-to-order assembly of fast-food sandwiches.

The present invention relates to the field of feed formula design, specifically to a novel green broiler chickens complete feed and technique of preparing the same. A safe, pollution-free novel green broiler chickens complete feed of the invention is composed of the following components by weight parts: 55 -60 parts of corn, 10 -20 parts of dehulled bean pulp, 2 -3 parts of corn protein powder, 2 -3 parts of corn alcohol dreg, 2 -5 parts of cottonseed meal, 2 -8 parts of Chinese herbal compound preparation, 0.3-0.4 parts of multi-vitamin, 0.2 parts of composite trace elements. Thebroiler chickens complete feed develops a novel pollution-free non-drug residue green broiler chickens complete feed by adding Chinese herbal compound preparation. The broiler chickens fed by the feed greatly enhances immune function, greatly enhances the immunity against the disease and substantially improves the survival rate.

The invention relates to a young pigeon feed, which is obtained by mixing the following raw materials by weight: 20-45% of broiler feed material, 5-20% of corn, 5-10% of pea, 5-10% of bean cake, 1-3% of hemp seed, 6-12% of red soil, 2-4% of bentonite, 8-15% of yellow sand, 2-4% of salt, 2-8% of milk powder, 5-20% of bean meal, 1-3% of bone meal, 2-6% of edible oil, 1-2% of baking powder, 2-5% of phagostimulant, 2-6% of composite trace element, 1-5% of composite vitamin and 1-3% of additive, wherein the additive contains one or two of mannosylerythritol lipid or rhamnolipid. By addition of nutrient components of the young pigeon feed such as the additive, phagostimulant and the like, the feed disclosed by the invention is improved in taste, has a comprehensive nutrition, stimulates appetite of young pigeons and is beneficial to the growth of young pigeons.

The invention discloses a formula feed of broilers and a preparation method thereof. The formula is as follows: 50-65% of corn, 0-2% of fishmeal, 20-25% of soya bean meal, 0-3% of corn protein powder, 0-1% of whole hen egg, 0-5% of wheat middling, 0-5% of rice pericarps, 0-5% of rice bran, 0-3% of cottonseed meal, 0.5-1.5% of bean oil, 0.1-0.3% of acidulant, 0.05-0.1% of sodium butyrate, 0.03-0.05% of compound enzyme preparation and 1.5-2% of compound premix. The feed is prepared by the steps of removing impurities from raw materials, grinding raw materials, weighing raw materials, mixing raw materials, palletizing and packing finished products, etc. in sequence. The invention selects the additives which promote the broilers to grow and develop and the feed materials which improve the immunocompetence, etc. The feed product has moderate metabolic energy value, high nutrition level and good palatability, is easy to digest and absorb and is easy to satisfy the nutritional requirements of 1-7 days of growth, therefore, the broilers grow fast and have high disease resistance, low mortality and low feed coefficient, and the coefficient of the formula feed is 0.8-0.9.

A broiler special feed, relating to animal feed technology, comprises a main ingredient, a fodder, animal ingredients and Chinese herbal additives, wherein the main ingredient is 80% (by mass), the fodder is 5% (by mass), the animal ingredients are 10% (by mass), and the Chinese herbal additives are 5% (by mass). Compared with the conventional feed, the feed in the present invention contains components of Chinese herb. The Chinese herbal additives and the feed carrier acting in a combined manner ensures the normal nutritional requirements of laying ducks, prevents and cures diseases, improves the immunity of laying ducks, and promotes the growth of laying ducks. The broiler special feed has characteristics of non-toxic side effects, no drug-resistance generation, no environmental pollution, promotion of body resistance, rapid acting and low prices.

A device for feeding poultry kept in a barn, comprises at least one food supply tube (1) which is held above the floor of the barn such as to be able to be lowered or raised, with a series of branch openings, each provided with a dish device (2) hanging on the supply tube, comprising a dropping tube extending from the branch opening and a feeding dish (4) arranged below, the dropping tube with a spoked arrangement of lattice bars (5) forming the cup of the dish. The dropping tube comprises an inner cylinder (7) leading off from the branch opening and an outer cylinder (8) surrounding the inner cylinder, from which the dish hangs by means of the lattice bars, such as to be placed on the floor of the barn in the lowered state of the food supply tube. The outer cylinder runs on the inner cylinder such as to rotate, be raised or lowered and at least one stop is provided for limiting the raising and lowering stoke. The outer and the inner cylinder each comprise adjacent cylindrical sections (8′, 8, 7′, 7) coaxial to each other, whereby front face regions of the cylinder sections turned to face other are connected to each other by means of bridging bodies (9, 23), which bridge a gap region corresponding to the separation between the cylinder sections.

The invention relates to a method for raising free range broiler chickens in a forest. According to the method for raising the free range broiler chickens in the forest, a piece of forest which is on the lee side, is exposed to the sun and has a sufficient water source is selected, fences are arranged around the forest to prevent the chickens from being killed and lost, and the put volume of young chickens is 80-85 per mu; chicken coops and management facilities are built in the forest, a chicken coop is built every 2-3 mus of field, and the area of each chicken coop is 40-45 square meters; the chickens are put in the forest for feeding in the day time and are driven to the chicken coops at night; feed is put at fixed positions in the forest so that the chickens can eat feed freely; winter protection and warm keeping measures are taken in winter and the early spring, and heatstroke prevention and cooling measures are taken in summer. By means of the method for raising the free range broiler chickens in the forest, pure natural Chinese herb extracts which have no residue and have both a nutrition effect and a drug effect serve as feed additives, the quality of the free range broiler chickens raised in the forest is improved, the disease-resistant and antibacterial ability of the chickens is reinforced, and the broiler chickens gain weight rapidly.

A flexible automatic broiler and method of use for variable batch cooking for particular use in quick serve and fast food service restaurants. The automatic cooking devices include a conveyorized cooking surface for alignment and discharge of food products, an altering / pulsating infrared energy radiation heat sources, and a control system. The arrangement and method facilitate a combination of batch preparation and made-to-order assembly of fast-food sandwiches.

The invention relates to an organic fertilizer and a production method of the organic fertilizer, in particular to a method for utilizing chicken manure to produce the organic fertilizer. The method comprises the following steps: uniformly mixing padding, broiler chicken excrement, breeding hen and / or laying hen excrement and zeolite to obtain a mixture; inoculating a microbial agent which is used for sufficiently curing the manure to the mixture, carrying out aerobic fermentation under the intermittent turning condition, wherein the microbial agent at least comprises aspergillus oryzae, high temperature resistant bacillus subtilis and saccharomycetes; piling and ageing the material after aerobic fermentation. The method aims at the characteristics of excrement of laying hen and breeding chicken, and flatly raised broiler chicken excrement, mixes the two kinds of chicken manure with different properties to meet requirements of the fermented material to carbon nitrogen ratio and moisture, and reduces the production cost. The chicken manure which possibly pollutes the environment can be converted to the organic fertilizer with large processing amount, so that the pollution problem of the chicken manure is solved. The produced organic fertilizer can be widely applied to organic crop planting, obviously improve the quality of agricultural products, and effectively improve the soil structure.

The invention discloses a polyphyly fat mixture for feeding animals, which is formed by mixing more than two greases. The mixture comprises long chain fatty acid and medium chain fatty acid, and the weight ratio of the long chain fatty acid to the medium chain fatty acid is 30-90:60-10. A microcapsule applying the polyphyly fat mixture for feeding animals comprises the following raw materials in percentage by weight: 25-80 percent of olyphyly fat mixture, 0.8-4 percent of complex emulsifying agent F, 0.8-4 percent of sodium stearoyl-2-lactylate, 0.3-5 percent of sodium caseinate and 10-70 percent of encrusting substance. The polyphyly fat mixture accords with the growth performance of animals and ensures that the production performance of the animals can be fully expressed. Experiments prove that after feeding the polyphyly fat mixture, the fresh of piggies is improved by 3.96 compared with piggies fed with single derived fat feed. By adopting the fatty acid mode and fat products, after feeding nursing sows, the weight of weaning litter of the piggies is improved by 3.96 percent. After feeding the polyphyly fat mixture, the fresh of broiler chickens is improved by 3.96 percent compared with broiler chickens fed by single derived fat.

The invention discloses formula feed for 0-7 weeks-old broiler chickens and a preparation method thereof. Raw materials of the formula feed comprise corn, bean pulp, cottonseed meal, sunflower seed meal, DDGS, meat and bone powder, fish powder, whey powder, alfalfa saponin, a microecological preparation, a microecological preparation, corn protein powder, sweet potato flour, palm oil, stone powder, calcium hydrophosphate, edible salt, methionine having a concentration of 98%, threonine having a concentration of 98%, tryptophan having a concentration of 98%, a premix of microelements and a premix of vitamins. The preparation method comprises a step of weighing the raw materials in parts by weight; a step of adding the raw materials into a pulverizer to be pulverized with fineness of pulverized particles being 30-45 meshes; and a step of adding the particles into a granulator for granulating so that the degree of gelatinization is larger than 90%. Beneficial effects of the formula feed and the preparation method are that the formula feed is capable of meeting nutrition demands of the broiler chickens, improving disease resistance and reproductive performance of the broiler chickens, improving lipid metabolism of the broiler chickens, reducing the cholesterol content in liver effectively and optimizing biochemical criteria.

The present invention discloses a broiler feed, which comprises the following raw materials, by weight, 50-60 parts of corn, 8-12 parts of rice bran, 5-10 parts of fermented soybean meal, 3-5 parts of cottonseed meal, 1-2 parts of calcium hydrogen phosphate, 2-3 parts of fish meal, 1-2 parts of stone powder, 5-10 parts of potato freeze-drying powder, 0.2-0.4 part of gravy salt, 5-8 parts of mushroom, 5-10 parts of attapulgite powder, 0.02-0.03 part of grape seed, 0.03-0.04 part of threonine, 0.05-0.06 part of methionine, 0.06-0.08 part of lysine, 2-4 parts of grape seed oil, and 3-4 parts of a Chinese herbal. According to the present invention, the formula is added with the attapulgite powder, such that digestion and absorption of main nutrient-protein in the feed by broilers can be improved, and broiler growth can be accelerated; with the Chinese herbal formula, disease resistance of broilers can be improved, occurrence of respiratory system diseases, digestive system diseases and other diseases can be prevented, incidence rate of broilers is substantially reduced, and survival rate of broilers is increased so as to reduce feeding cost of breeders.

The invention relates to a preparation method of yellow-feather broiler fodder, belonging to yellow-feather broiler fodder. The yellow-feather broiler fodder comprises the following materials by weight percentage: 25 to 35 of corn, 10 to 15 of paddy, 7 to 12 of bean pulp, 17 to 25 of brown rice, 8 to 12 of wheat bran, 0.5 to 1.5 of stone powder, 4 to 9 of rice bran, 2 to 4 of rapeseed meal, 3 to 5 of cottonseed meal, 0.2 to 0.5 of common salt, 0.8 to 1 of pre-mixture additive and 1 to 1.5 of calcium hydrophosphate. The method comprises the following steps: proportionally taking and pouring the corn, the paddy, the bean pulp, the brown rice, the wheat bran, the stone powder, the rice bran, the rapeseed meal, the cottonseed meal, the common salt, the pre-mixture additive and the calcium hydrophosphate in a blender to blend for 40 minutes; and taking out, putting in a pulverizer to pulverize into particles and packaging to seal.

The invention discloses a broiler feed. The broiler feed comprises the following components in percentage by weight: 28 to 45 percent of corn, 20 to 30 percent of wheat, 15 to 20 percent of bean pulp, 5 to 10 percent of distillers dried grains with soluble (DDGS), 5 to 10 percent of gleditsia horrida powder, 1 to 2 percent of fish meal, 2 to 3 percent of vegetable oil, 1.4 percent of calcium hydrophosphate, 1.4 percent of limestone powder, 0.4 percent of salt, 1 percent of premix material and 1 percent of Chinese herbal medicine additive, wherein the Chinese herbal medicine additive is made by grinding the following raw materials in part by weight: 20 to 30 parts of astragalus, 20 to 30 parts of Chinese dates, 3 to 8 parts of hawkthorn, 3 to 8 parts of tuckahoe and 0.4 to 0.6 part of medlar. By using the broiler feed to feed broilers, the aims of lowering feed cost and guaranteeing chicken safety are achieved.

The invention discloses a '+3-1' livestock and poultry breeding mode. Livestock and poultry are bred in a large scale in the breeding mode that lactic acid bacteria fermentation liquor and microbial fermented feed are fed, biological disinfectant is sprayed, and antibiotics are not added. A breeding method includes the following steps that a farm is disinfected by the biological disinfectant; 5-250ml of the lactic acid bacteria fermentation liquor is fed per day; the microbial fermented feed or mixed feed is fed per day, wherein the mixed feed is prepared from the microbial fermented feed and complete feed, and the weight of the microbial fermented feed accounts for 0-30% of the total weight of the mixed feed. The livestock and poultry are pigs or chicken, the pigs comprise sows, piglets, nursery pigs and lard pigs, and the chicken comprise broiler chicken and laying hens. The livestock and poultry are bred in the '+3-1' breeding mode, economic benefits, ecological benefits and social benefits are remarkable, and the '+3-1' livestock and poultry breeding mode can be popularized and applied.

The invention discloses a cage culture method of white feather broilers. The white feather broilers are cultured in a coop, growth of each white feather broiler is divided into a chick period, a small broiler period, a middle broiler period and a large broiler period according to different growth and physiological stages of the white feather broiler in the coop, the coop is divided into four layers corresponding to the growth stages of the white feather broilers, the four layers are overlapped in a step mode, the white feather broilers in the different stages are placed in the corresponding layers of the coop to be cultured, and the chick layer, the small broiler layer, the middle broiler layer and the large broiler layer are sequentially arranged in the coop from top to bottom. The white feather broilers are cultured with different kinds of feed according to the growth stages of the white feather broilers, the cage culture method of the white feather broilers overcomes the influences of the special environments with high culturing density, small moving space and the like on growth of the white feather broilers when the white feather broilers are cultured in the coop, the cage culture method of the white feather broilers has the advantages of being high in poultry coop space utilizing space, low in broiler death and culling rate, high in growth speed, low in feed conversion ratio, high in marketing weight and the like, the broiler culturing cost is reduced, and the broiler culturing economic benefits are improved.

The invention discloses composite microecological feed additive capable of improving producing capability of broiler chicken egg breed chicken. The technical scheme includes that that composite microecological feed additive is characterized by comprising one strain of Lactobacillus casei HM-10 (L.casei HM-10), one strain of lactobacillus plantarum HM-20 (L.plantarum HM-20) and one strain of bacillus licheniformis (Bacillus licheniformis BL-08). Each gram of the microecological feed additive comprises, by mass, 10% of the L.casei HM-10, 10% of the L.plantarum HM-20, 10% of the Bacillus licheniformis BL-08, and 70% of zeolite powder, wherein the viable count in the L.casei HM-10 is larger than or equal to 2.5x108, the viable count in the L.plantarum HM-20 is larger than or equal to 2.5x108, and the viable count in the Bacillus licheniformis BL-08 is larger than or equal to 2x108.

The invention relates to a device for feeding poultry kept in an animal shed, comprising a feed conveyor pipe which is maintained above the floor of the shed in such a way that it can rise and be lowered, said pipe having a series of branched openings, whereby each branched opening thereof is associated with a basin-type device which is suspended on the conveyor device and which comprises a downpipe descending from the branched opening and a feeding basin located underneath said downpipe having a dome-shape structure formed by lattices exending in a spoke-like manner. The downpipe consists of an inner cylinder (7) departing from the branched opening and an outer cylinder encompassing said inner cylinder and on which the basin hangs by virtue of the lattices, whereupon it rests upon the bottom of the shed when the downpipe is lowered. The outer cylinder is rotatably, liftably and lowerably guided on the inner cylinder and at least one lift stop defining the lift and lowering path thereof is provided, in addition to at least one rotary stop (19, 20, 21) which defines the rotational path of the outer cylinder in relation to the inner cylinder.