344results about How to "Improve farming efficiency" patented technology

Compositions and methods related to transgenic high oleic acid/ALS inhibitor-tolerant soybean plants are provided. Specifically, the present invention provides soybean plants having a DP-305423-1 event which imparts a high oleic acid phenotype and tolerance to at least one ALS-inhibiting herbicide. The soybean plant harboring the DP-305423-1 event comprises genomic/transgene junctions having at least the polynucleotide sequence of SEQ ID NO:8, 9, 14, 15, 20, 21, 83 or 84. The characterization of the genomic insertion site of the DP-305423-1 event provides for an enhanced breeding efficiency and enables the use of molecular markers to track the transgene insert in the breeding populations and progeny thereof. Various methods and compositions for the identification, detection, and use of the soybean DP-305423-1 events are provided.

The invention discloses a device for ecologically culturing seashell and alga in shallow sea and a method thereof. The device comprises a seashell culture raft and an alga culture raft. The seashell culture raft comprises at least two paralleled floating ropes; buoys are arranged on the floating ropes and are connected with the floating ropes through floating ties; the two ends of each floating rope are fixed by underwater fixing mechanisms; the alga culture raft made by at least one culture curtain is arranged above each two adjacent floating ropes; the adjacent culture curtains are fixed by floating bamboo perpendicular to the floating ropes; and the two ends of the floating bamboo are connected with the floating ties. The device can be used to carry out the hanging culture of the seashell on the floating ropes and carry out the culture of the alga in the culture curtains floating above the floating ropes, thereby realizing the composite culture of the seashell and the alga. The device and the method have the advantages of reducing the culture cost, improving the culture efficiency and culture space utilization factor, and having good effects on the comprehensive use of shallow sea waters, the improvement of the water environment and the prevention and control of diseases.

The invention belongs to the technical field of poultry feed and especially relates to a Chinese herbal medicine feed additive for laying hen and a preparation method thereof. The preparation method of the Chinese herbal medicine feed additive for laying hen comprises the following steps of respectively carrying out reflux extraction of motherwort, prepared rehmannia root, cape jasmine fruit, malaytea scurfpea fruit and dried orange peel orderly by 60 to 90% of ethanol and drinking water, merging extract, mixing the merged extract and water extract solutions of radix astragali, barbary wolfberry fruit, root of pilose asiabell, Chinese angelica, cape jasmine fruit, rhizoma atractylodis macrocephalae, cortex eucommiae, haw, isatis root, raspberry, ligusticum chuanxiong hort and white peony root, concentrating the mixed solution, drying , carrying out processing to obtain dry powder, uniformly mixing the dry powder, crushed pine needle powder and crushed hot pepper powder, and carrying out packaging. The preparation method provided by the invention adopts the scientific and reasonable raw materials and has strong operationality in preparation. The Chinese herbal medicine feed additive for laying hen allows a trace dose, has high efficiency and good palatability, is safe and nontoxic, and improves laying performances of laying hen, egg quality and nutritive values, and economic benefits of a laying hen culture.

The invention relates to a closed-recirculation multistage biological purification system. The system comprises an aquaculture pond. The aquaculture pond is connected with a multistage biological purification canal through a pond discharge canal, the multistage biological purification canal is connected with a purification tank through a water pump water delivery pipeline, the purification tank is connected with a sedimentation tank through a purification canal, and the sedimentation tank is connected with the aquaculture pond through a self-flow canal. By means of the closed-recirculation multistage biological purification system, point purification and face purification of aquaculture water are achieved; after aquaculture pond discharge water passes through the multistage biological purification system, the content of main nutritive salt and the biomass of plankton become low from high, and a significant point purification effect is achieved; meanwhile, in the whole aquaculture period, various indexes of the overall quality of the aquaculture water are kept at a low level, and a significant face purification effect is achieved; a good scientific example is provided for pond aquaculture in brackish water areas of the coast of China.

The invention discloses a broiler feed added with fermented hybrid paper mulberry powder and an application thereof. The broiler feed contains 10-20% of fermented paper mulberry powder; the fermented paper mulberry powder is prepared by the following steps: when the stalk of the paper mulberry grows to 1-1.2m high, cutting the stalk from the last leaf, and carrying out airing in the shade for 2 days; grinding fresh paper mulberry leaves and stalk; polishing the paper mulberry leaves and stalk into rice grain size; inoculating the paper mulberry powder with microorganisms and adding a carbon source and inorganic salt; carrying out sub-packaging, compacting and storing in a sealed plastic film bag; and carrying out fermentation and culture for 5-8 days at room temperature. The paper mulberry is preferentially hybrid paper mulberry. In the broiler feed disclosed by the invention, the fermented hybrid paper mulberry powder contained has double functions of nutrition and pharmacological activity as well as high digestibility and can meet the nutrition need for broiler growth and remarkably improve the chicken quality and flavor and is of great significance to the promotion and efficient development of the national poverty alleviation industry adopting paper mulberry and to the healthy breeding of broilers.

The invention relates to fish meal-free crucian breeding expanded compound feed and a preparation method of the fish meal-free crucian breeding expanded compound feed. The feed disclosed by the invention comprises the following components in part by weight: 4 to 8 parts of blood cell protein powder, 6 to 10 parts of corn protein powder, 3 to 5 parts of fermented soybean meal, 20 to 32 parts of soybean meal, 20 to 35 parts of rapeseed meal, 3 to 6 parts of wheat, 12 to 20 parts of flour, 4 to 8 parts of rice bran, 4 to 5.5 parts of vegetable oil, 2.0 to 3.5 parts of calcium dihydrogen phosphate, 0.2 to 0.5 part of 98.5 percent lysine hydrochloride, 0.1 to 0.3 part of 99 percent DL-methionine, 0.3 to 0.8 part of vitamin premix, and 0.5 to 1.5 parts of mineral substance premix. Through the preparation method, the blood cell protein powder and the corn protein powder are used, meanwhile, partial grease, lysine and methionine are supplemented, the vitamins and mineral trace elements are balanced, fish meal in crucian feed is completely removed, and the fish meal-free crucian breeding expanded compound feed is developed, so that feed cost is greatly reduced, and breeding benefit is increased.

The invention discloses a novel crayfish and rice rotation breeding and planting method. The method comprises the following steps: a crayfish fry pond and a breeding pond are built separately in the area ratio being 1:(4-10). Seed crayfish are put into the crayfish fry pond, and after crayfish fries are bred, the crayfish fries in the consistent specification (60-70 crayfish per jin) are caught and then put into the breeding pond in the density of 5,000-8,000 crayfish per mu. After the crayfish fries in the breeding pond grow to be 20 g or above, the crayfish fries are caught in a catch rotation manner that only large crayfish fries are caught, then crayfish fries are caught from the crayfish fry pond and put into the breeding pond after the large crayfish fries in the breeding pond are caught, and accordingly, the breeding density of the breeding pond keeps unchanged. After all the crayfish fries are almost caught, rice is planted in the breeding pond in the traditional planting density. The breeding density of crayfish can be well controlled, burst of diseases caused by high breeding density of the crayfish is avoided, and finally, high-quality commodity crayfish are obtained. The utilization rate of land is increased in the manner of catching and stocking rotation, and better benefits are obtained.

The invention discloses a Hermetia illucens L. breeding integrated device and a breeding method. The device comprises a pupa chamber, a larva chamber and an imago chamber, all of which are sequentially arranged. The pupa chamber is provided with a pupa chamber light shielding channel and is communicated with the larva chamber and the imago chamber in order to enable broken pupas in the pupa chamber to fly to the imago chamber with sufficient light. The larva chamber is provided with multiple breeding cabinets, each breeding cabinet is provided with a separation slope for enabling 5-6-age larvae to climb out of the larva chamber, the separation slopes are arranged at the corners or the middles or any positions of the breeding cabinets, the ends of the separation slopes are connected with separation channels, and the larvae drop into the pupa chamber through the separation channels via the pupa chamber light shielding channel. The imago chamber is used for mating and oviposition of imagoes obtained after pupa breaking and growth of 1-2-age larvae. The pupa chamber, the larva chamber and the imago chamber are integrated, the whole growth process of Hermetia illucens L. is convenient to monitor, the breeding manual operation and management difficulty is lowered, and breeding efficiency is improved.

The present invention discloses a full-valence pellet feed for young chicken, of which the components comprises corn 50~70, soy bean dreg 25~28, fish powder 2~4, cotton seed dregs 1~4, corn protein powder 1~3, calcium hydrogen orthophosphate 1~2, stone powder 1~2, corn oil 0.8~1.5, sodium humate 0.1~1, salt 0.2~0.4, methionine 0.1~0.2, lysine 0.05~0.2, bilinurine 0.05~0.2.The feed additives can complement daily nutritional requirements. It can reduce the breeding cost and improve breeding benefits.

The invention belongs to the field of processing of feed, in particular to a manufacturing method for puffing cone and a puffing auxiliary playing a lubrication role in an annular gap discharging manner after matching and mixing. The manufacturing method comprises the following steps of: adopting cone as the main material, adding the puffing auxiliary playing a lubrication role according to a proportion, and obtaining puffed corn dregs by adopting a 3600C annular gap discharging and puffing process. The manufacture method disclosed by the invention has the characteristics of being simple in production process, obvious in energy saving and consumption reduction effect, high in production efficiency, high in aging degree, high in animal digestion utilization ratio and low in production cost. By means of the manufacturing method, the economic benefit is increased; quality and sanitary safety of products are ensured; development of breeding industries is indirectly pushed forward; the utilization rate of grains in the cultivation process is increased; and the waste of grain resources is reduced.

The invention discloses a method for breeding crucian in a pond. The method comprises the steps of preprocessing of the pond, preparation before stocking, feed putting and feeding, health breeding management, moderate fishing and the like. The method for breeding crucian in the pond is convenient and easy to implement, low in breeding cost and high in output benefit. Through reasonable stocking of bighead carp, water is purified, the breeding quality of crucian is improved, and breeding benefits are increased.

The invention discloses fermentation bed padding additive for sow. The fermentation bed padding additive for sow is composed of 1-5% of litsea cubeba leaf, 2-6% of mulberry leaf, 2-6% of garden balsam stem, 4-8% of sophora flower, 3-7% of pepper, 2-6% of annual fleabane herb, 3-7% of pumpkin seed, 1-3% of light yellow sophora root, 1-5% of duckweed, 2-6% of honeysuckle, 2-6% of honeysuckle stem, 1-5% of groundsel, 35-55% of attapulgite and 4-12% of fermentation bed strain by weight. The fermentation bed padding additive for sow is reasonable in formula, broad in raw material source, convenient to use, capable of effectively accelerating excrement fermentation and decomposition, and capable of adsorbing toxic and harmful substance, killing pests, controlling the pathogenic microorganism reproduction, promoting sow growth, reinforcing the reproduction ability and improving the culture benefit.

The invention belongs to the technical field of biological medicines for veterinary use and in particular relates to a largemouth bass iridovirus disease inactivated vaccine and a preparation method thereof. The vaccine comprises EPC (epithelioma papulosum cyprinid) cells and largemouth bass ranavirus LMBV. The preparation method comprises the following steps: culturing EPC cells; performing LMBVvirus amplification on the cultured EPC cells so as to obtain an LMBV virus liquid; and performing inactivation treatment on the LMBV virus liquid. The vaccine prepared by the invention is good in immune protection effect and can be applied to prophylactic immunization of largemouth bass iridovirus, and the survival rate and the breeding benefits of largemouth bass can be increased.

The invention relates to the field of animal feeds, in particular to a feed for laying hens in a brooding period. The feed comprises, by weight, grains 20-55 part, flour 208 parts, extruded soybeans 5-20 parts, peeled soya bean meal 10-15 parts, fermented soya bean meal 5-10 parts, steam finish meal 1-5 parts, vegetable oil 0.5-3 parts, calcium and phosphorus raw materials 1-3 parts, plant extract 0.1-1 part, salt 0.1-0.4 part, amino acid 0.3-1.5 parts and compound premix 1 part. The feed does not contain antibiotic, can enable chick intestinal canal to be healthy, strengthen physique of chicken, improve immunity of the chicken and culture benefits and reduce death rate.

The invention provides a pig feed additive promoting growth and improving immunity and belongs to the field of feed additives. The additive is composed of a complex enzyme preparation, origanum oil, polygonatum odoratum polysaccharide, licorice powder, atractylodes macrocephala koidz powder, semen cuscutae powder, ramulus mori powder, perilla leaf powder, probiotics, decavitamin and a carrier. The carrier is rice hull powder, wheat bran and sepiolite. The feed additive can improve the immunity and the disease resistance of pigs, reduce the morbidity of the pigs, improve the growth performance of the pigs, improve the use value of feed and increase breeding benefits and is good in market application prospect.

The invention discloses a hermetia illucens L. breeding and collecting device and method. The device comprises a larva collecting device, a pupa chamber, a larva chamber and an imago chamber which are sequentially arranged; the larva chamber is provided with light-proof channels which are communicated with the pupa chamber and the imago chamber, a movable plate is arranged at the bottom of the pupa chamber, the imago chamber is internally provided with egg filters, the larva chamber is provided with breeding cabinets formed by bottom plates and side walls perpendicular to the bottom plates in an enclosing mode, the bottom plate of each breeding cabinet is provided with a movable plate, and the egg filters are located above the movable plates of the breeding cabinets; eggs on the egg filters fall into different breeding cabinets after the movable plates are opened, and each breeding cabinet is provided with separate slopes which are communicated with the light-proof channels through separate channels. According to the hermetia illucens L. breeding and collecting device and method, the larva collecting device, the pupa chamber, the larva chamber and the imago chamber are integrated together, the whole growth process of the hermetia illucens L. from the eggs to imagoes can be observed conveniently, and larvae of the hermetia illucens L. are easy to collect. Breeding and collecting of the hermetia illucens L. are conducted by means of the device, manual operation and management difficulty of breeding can be reduced, and the breeding efficiency is improved.

The invention relates to a litopenaeus vannamei relay type breeding mode. For the litopenaeus vannamei relay type breeding mode, phased breeding management of specific pond desalination and standard size breeding, high-density fine breeding and timely accurate sparse breeding is conducted in a greenhouse pond, a transition pond and a breeding bond respectively, beneficial microorganisms are used for conducting directional adjustment and control on pond microbial ecology in the whole breeding process, a technology of catching and stocking in rotation is combined, and litopenaeus vannamei relay breeding in different spaces is achieved. The litopenaeus vannamei relay type breeding mode has the advantages that the pond utilization rate is high, two-batch litopenaeus vannamei larvae can be bred in one year, the time of juvenile litopenaeus vannamei staying in the breeding pond is short, the water quality and substrate are not prone to deterioration, after the juvenile litopenaeus vannamei is put into the breeding pond, the survival rate is high, precision of breeding management measures of feeding and the like is easy, the breeding water quality and microbial ecology are easy to control, the breeding yield is high, and the breeding benefit is high.

The invention discloses an antibiotic-free pig feed used in a growing stage. The feed comprises the following components: 60-65% of corn, 15-18% of wheat bran, 1-2% of fish meal, 15-17% of bean pulp, 0.5-1% of calcium hydrophosphate, 1-2% of mountain flour, 1-1.5% of mixed bacterium fermenting agent and 1-1,5% of premix. By adding a microecologics agent into the feed, the resistance of an animal body is activated and improved, the flora balance in gastrointestinal tracts is adjusted, various nutrients and microelements necessary for growth and development of growing and fattening pigs are met by adjusting the formula, the weight gain rate of the pigs is increased, and the feeding cost is lowered.

The invention discloses an adjustable high-efficiency plastic film recovery device, which includes a traction device, a frame, a soil breaking roller, a film lifting mechanism, a lifting mechanism, a transmission mechanism, a film scraping wheel and a collection tank; the traction device is fixedly connected to the frame The left end of the left end of the frame, the lower end of the vertical bracket on the left side of the frame is fixedly connected with an electric hydraulic cylinder C; the right side of the ground breaking roller is provided with a lifting mechanism; Hydraulic cylinder A, film lifting plate, electric hydraulic cylinder B and film lifting shovel; the right side of the lifting mechanism is provided with a transmission mechanism, which includes a transmission roller, a conveyor belt, a rotating disk, a percussion hammer, a sleeve, and an arc stop A baffle is set on the right side above the transmission mechanism, and a film scraping wheel is set on the right side of the baffle. The invention has the advantages of simple structure, convenient operation, wide application range, high film recovery efficiency, high yield and low impurity content, and simultaneously improves farming work efficiency.

The present invention discloses a pig feed additive for improving intestinal tract health and promoting growth, and belongs to the field of feed additives. The additive comprises fermented Chinese herbal powder, mulberry polysaccharides, paniculate microcos leaf powder, Lithospermum erythrorhizon powder, a microecological preparation, composite vitamin, ferrous lactate, calcium gluconate and carriers, wherein the carriers are bran and peanut shells. According to the additive, with the scientific compounding, the pig intestinal tract health can be effectively improved, the pig diarrhea rate can be reduced, the pig growth can be promoted, the slaughter time can be shortened, the economic benefit and the breeding effect can be increased, and the application prospect is broad.

The invention provides a poultry used disease-resistant growth promotion green feed additive and a preparing method thereof. The feed additive includes the following constituents in parts by weight: 10-20 parts of fumaric acid, 10-70 parts of citric acid, 6-15 parts of formic acid, 2-10 parts of formate, 2-5 parts of acetic acid, 1-50 parts of plant essential oil and 5-20 parts of excipient. The plant essential oil, the formic acid and the formate thereof as well as other organic acids can be used for restraining growth of escherichia coli, salmonellae and other harmful bacteria to keep the intestinal health; and the functions that the pH value of a digestive tract is reduced, the digestive enzyme is activated, digestion and absorption of the feed are facilitated, and daily ration utilization ratio is improved are realized; meanwhile, the anti-stress capability of animals is improved, death and culling rate is reduced, the culture benefit is improved, and a new thought for development of antibiotic substitutes is provided. The product can excellently restrain damage of harmful microbes to animals and improve the health condition and growth performance of animals.

The invention discloses a multi-water-depth and multi-angle underwater fish camera system which comprises a computer, data lines, a height adjusting mechanism and a camera device; the computer is in communication connection with the height adjusting mechanism through one data line, and the height adjusting mechanism controls the lifting height of the camera device in water through one data line; and the camera device comprises a sealed box, a first camera and a second camera, wherein the first camera is installed at the bottom of the sealed box and used for shooting pictures in the lower sight line range of the water, and the second camera is installed on the side edge of the sealed box and used for shooting pictures in the side sight line range of the water. The multi-water-depth and multi-angle underwater fish camera system can shoot activities of fishes on different water layers, food intake, behaviors and health conditions of the fishes are known, and good service is provided for aquaculture. According to the multi-water-depth and multi-angle underwater fish camera system, underwater living conditions of the fishes can be clearly known, so that aquaculture benefits of the fishes are improved and income of fishermen is increased through reasonable aquaculture methods.

The invention discloses a cultivation method capable of improving the flavor and the quality of chicken meat and belongs to the field of animal husbandry in agriculture. In the method, a feeding process is divided into two stages: in the first stage, a high-density intensification cultivation mode is adopted, wherein chicken are fed in a plastic tent hen house during a period from the first day of age to the day when the weight of the chicken reaches market weight, the feeding density is 10-30/m<2>, free choice feeding is adopted and the chicken drink freely throughout the day; and in the second stage, a low-density grazing cultivation mode is adopted, wherein when the weight of the chicken reaches the market weight, a grazing and supplementary feeding method is adopted, and the chicken are fed for 30-60 days, with the feeding density of 30-50/mu. The two-stage broiler feeding method provided by the invention is favorable to the solving of the problems that chicken meat quality is decreased due to intensification cultivation at present, the survival rate is low, the cultivation cost is higher under a free broiler raising state, and the like, the improvement of the quality and flavor of the chicken meat and the increase of cultivation benefits.

The invention provides culture net cage equipment based on a high-pile cushion cap foundation of an offshore wind turbine to solve the problem of the high cost of separate development construction ofoffshore wind power equipment and net cage culture equipment in the prior art. An aquaculture net cage culture intelligent breeding system combines an offshore wind turbine support structure, reducesthe total cost of construction, production and operation, and improves the efficiency of the use of marine resources. The structure of the equipment comprises a wind power generator, a cushion cap, apile foundation structure and a culture net cage, the wind power generator is arranged on the top of a high-pile cushion cap, the culture net cage is arranged on the pile foundation structure, the culture net cage is provided with an intelligent culture device, and the wind power generator supplies power for the intelligent culture device.

The invention discloses a factorization culture method for garrupa. The method comprises the following steps of (1) cement pool design: the bottom of the pool is in a small slope form, a water discharge opening is arranged at the lowest part of the pool bottom, and the bottom pollution discharge is convenient; and in addition, a water discharge opening is also arranged in a position with a distance being 50cm away from the pool surface, and some mucus secreted by the garrupa floating at the upper layer can be conveniently discharged; (2) culture water preparation: the sea water is subjected to sand filtering and ultraviolet ray sterilization; (3) fish fry selection: fish fries longer than 10cm with the strong vigour and no nervous necrosis virus are selected; (4) garrupa culture: feed is put and fed every day, the water level can be properly raised before the feeding, the feeding quantity is proper when the garrupa is eighty percent full, after eating of the garrupa, a part of water is properly changed, bacillus is mixed with the feed for feeding twice every week, and people need to pay attention to the sun shading when the illumination is strong; and (5) the fish separation is carried out once every two monthes, the fish fries with great specification differences are separated to be fed, and in addition, the density is well regulated. The factorization culture method for garrupa provided by the invention has the advantages that the survival rate of the garrupa can be improved, the feeding factor is reduced, and the feeding cost is reduced.

The invention discloses a complex Chinese herbal medicine preparation for treating piglet diarrhea and a preparation method thereof. The complex Chinese herbal medicine preparation comprises the following raw materials in part by weight: 30 to 40 parts of ficus simplicissima lour, 10 to 20 parts of kudzuvine root, 10 to 20 parts of codonopsis pilosula, 10 to 15 parts of radish seed, 5 to 10 parts of medicated leaven, 10 to 20 parts of common andrographis herb, 10 to 20 parts of ash bark, 5 to 10 parts of lotus leaf, 15 to 25 parts of white hyacinth bean, 40 to 60 parts of tuckahoe, 30 to 40 parts of oriental waterplantain rhizome, 20 to 30 parts of Chinese atractylodes, 15 to 25 parts of katsumade galangal seed, 20 to 30 parts of wrinkled gianthyssop herb, 10 to 15 parts of pinellia tuber, 15 to 25 parts of calvatia lilacina, 20 to 25 parts of Chinese pulsatilla root and 25 to 35 parts of liquoric root. The complex Chinese herbal medicine preparation has the relatively good effects of controlling and treating diarrhea of weanling piglets and is convenient to use; the incidence rate of diarrhea of fed piglets can be reduced greatly; and culture benefit can be improved greatly.

The invention discloses a design method of a full-automatic aquaculture work ship APP (Application) system based on an Android intelligent mobile phone. The whole system comprises a paddle wheel powerbait feeding ship body, a transmission module, a remote monitoring module and an aquaculture Android mobile phone APP module. The paddle wheel power bait feeding ship body is provided with a bait feeding machine and a control cabinet of an automatic navigation control system; the transmission module is a 4G transmission module; the remote monitoring module is an upper computer with java-programmed monitoring software; the aquaculture Android mobile phone APP module comprises three parts including path planning, real-time parameter monitoring and grade setting of bait feeding amounts; meanwhile, different bait feeding amounts can be set on an designed Android mobile phone APP and the bait feeding amounts can be set into six grades totally; one bait grade can be manually selected accordingto sizes of river crabs, different seasons and crab culture density sizes and is used for carrying out bait feeding on a crab pond. The design method disclosed by the invention is simple to operate, uniform in bait feeding and is convenient for fishermen to use; when the manner is adopted, the culture efficiency of the river crabs can be remarkably improved and the development of a river crab culture industry is promoted.

The invention discloses a compound anti-pecking powder with a traditional Chinese medicine prescription, which comprises the following components: 15% of traditional Chinese medicine decoction poria with hostwood, 15% of senega, 10% of shiandra, 10% of seed of wild jujube, 10% of shelled cedar seed, 10% of tuber fleeceflower stem, 10% of rhizoma anemarrhenae, 10% of chuanxiong rhizome, 5% of gypsum and 5% of licorice. The preparation method of the compound anti-pecking powder comprises the following steps: baking the components at 60 DEG C, crushing, and sieving with a sieve of 80 meshes. The traditional Chinese veterinary medicine theory is used for preparing a prescription, and the compound anti-pecking powder with a traditional Chinese medicine prescription, which has the functions of clearing away the heart fire and tranquilizing and allaying excitement, is used for feeding broiler cocks, thereby achieving the purposes of promoting the later growth of the broiler cocks, lowering the feed-to-meat ratio, increasing the generation of antibodies, reducing the mortality, and well preventing the vicious combat of the broiler cocks.

The invention relates to the field of farming machines, in particular to an efficient deep ploughing machine tool with controllable ploughing depth. The efficient deep ploughing machine tool comprises a rack and a rotary tillage mechanism installed on the rack. Plough share sets with adjustable wedge-in angles are arranged on the portion, in front of the rotary tillage mechanism, of the rack in rows. The rack is connected to the tail of a tractor through an upper connecting rod and a lower connecting rod, a quadrilateral structure capable of moving in the vertical direction is formed by connecting parts of the rack and the tractor, and a jacking hydraulic cylinder is arranged in the middle of the quadrilateral structure. One end of the jacking hydraulic cylinder is connected to the position, close to an upper connecting rod connecting point, of the rack, and a cushioning device is arranged at the connecting end. The other end of the jacking hydraulic cylinder is connected to the tail of the tractor, and a stable triangular structure is formed by the jacking hydraulic cylinder and the upper connecting rod. By the adoption of the scheme, the efficient deep ploughing machine tool with controllable ploughing depth is simple in structure and convenient and rapid to operate, can effectively control the ploughing depth, and efficiently completes ploughing work at high quality.

The invention discloses a raising method for improving the sow breeding quality. The method comprises the following steps of (1) management before fertilization: 1, feed management and 2, illumination management; (2) management after fertilization: 1, feed management and 2, illumination management. The method provided by the invention has the advantages that through the reasonable control and matching of two important factors of feed and illumination in the sow breeding process, the body physique of a sow is well enhanced; the immunity of the sow is effectively improved; the fertility rate and the embryo survival rate are improved; the parturition and empathema time is shortened; meanwhile, the body weight of newborn piglets can be increased; the occurrence rate of the piglet yellow and white diarrhea is reduced by about 40 percent; the piglet survival rate is improved by about 8 percent; the culture benefits are well improved.