73results about How to "Promote fertilization" patented technology

The invention relates to preparation method and application method of a grape special fertilizer, wherein the preparation method comprises the following steps: preparing an I-type fertilizer by taking the following ingredients in parts by weight: 30-40 parts of urea, 20-30 parts ammonium phosphate, 15-30 parts of potassium sulphate, 1-3 parts of humic acid, 1-3 parts of excrement, 1-5 parts of synergist, 0.1-1.0 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 3-7 parts of plaster and 3-13 parts of bentonite; preparing an II-type fertilizer by taking the following ingredients in parts by weight: 7-15 parts of urea, 25-35 parts ammonium phosphate, 35-45 parts of potassium sulphate, 1-3 parts of humic acid, 1-5 parts of excrement, 2-5 parts of synergist, 0.1-1.0 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 3-7 parts of plaster and 3-13 parts of bentonite; and blending, spraying, pelleting and drying at lower temperature to obtain the product. The application method of the fertilizer comprises the following steps: taking an organic fertilizer and the II-type fertilizer as a base fertilizer; applying the I-type fertilizer before blossom, applying the II-type fertilizer in the young fruit development period, and meanwhile, respectively spraying monopotassium phosphate and rare earth mixed liquid once on the leaf surfaces; and spraying calcium nitrate or calcium acetate to enhance the storage resistance property before picking.

The invention relates to a preparation method and an application method of a tomato special fertilizer, wherein the preparation method comprises the following steps: preparing an I-type fertilizer by taking the following ingredients in parts by weight: 20-30 parts of urea, 20-30 parts ammonium phosphate, 15-20 parts of potassium sulphate, 1-3 parts of humic acid, 1-3 parts of rubbish and excrement, 1-5 parts of synergist, 0.1-1 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 2-7 parts of plaster and 3-13 parts of bentonite; preparing an II-type fertilizer by taking the following ingredients in parts by weight: 20-30 parts of urea, 5-10 parts ammonium phosphate, 35-45 parts of potassium sulphate, 1-3 parts of humic acid, 1-5 parts of rubbish and excrement, 2-5 parts of synergist, 0.1-1 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 2-7 parts of plaster and 3-13 parts of bentonite; evenly blending, spraying, pelleting, adding 1-6 parts of diluted polyaspartic acid, drying at lower temperature and detecting to be qualified to obtain the special fertilizer. The application method of the special fertilizer comprises the following steps: applying an organic fertilizer and the II-type fertilizer before spring sowing; applying the II-type fertilizer at the flowering and fruiting periods, and applying the II-type fertilizer in the young fruit development period; and the .production yield can be increased by 16-18 percent.

The invention discloses a special disease-resistant and drought-resistant yield-increasing fertilizer for large peaches. The fertilizer comprises the following components: soy meal, dry duck manure, urea, ammonium chloride, calcium nitrate, diammonium phosphate, potassium chloride, magnesium sulfate, zinc sulfate, sodium selenate, ammonium molybdate, copper sulfate, zeolite, vermiculite, fly ash, malic acid, tartaric acid, sodium humate, phosphate solubilizing bacteria, cyanoguanidine, N-butyl thiophosphoric triamide, polyacrylamide, brassinolide and gibberellin. The special disease-resistant and drought-resistant yield-increasing fertilizer for large peaches contains various nutritional components, is reasonable in formula and suitable for the growth of large peaches, and is used for a peach planting process, various nutrients can be fully utilized, the disease resistance and drought resistance of large peaches are improved, and the quality of large peaches is improved.

The invention discloses an artificial pollination breeding method of a pinus massoniana hybrid. The artificial pollination breeding method comprises the following steps of 1, selection of masson pine as a female parent, 2, selection of pinus elliottii, pinus elliottii-pinus caribaea hybrid, pinus caribaea and pine moth-resistant pinus massoniana as male parents, 3, collection of male parent pollen, 4, treatment on the male parent pollen, 5, bagging and artificial pollination by a home-made pollination tool, and 6, cultivation. Through the artificial pollination breeding method, seeds of the pinus massoniana hybrid having the excellent and stable properties of straight trunk, fast early-stage growth rate, high rosin yield and pest and disease resistance are obtained. The artificial pollination breeding method solves the problems of open pollination in a pinus massoniana seed garden and improves crossbreeding efficiency. The artificial pollination breeding method is a complete artificial pollination breeding method, has simple processes, is practical, has a low cost, low requirements on operators, and small influences by a natural environmental factor such as weather, can effectively improve cross pollination efficiency in a pinus massoniana seed garden, can improve accuracy and reliability of cross pollination, can accelerate seed selection of a novel forestall germplasm resource variety, and has good economic, social and ecological benefits.

The invention relates to the field of composite fertilizers and specifically relates to an active controlled-release composite fertilizer containing wine cellar mud. The fertilizer is prepared from the following materials in parts by weight: 10-15 parts of 1250-2000-mesh diatomite, 12-14 parts of feces of livestock and poultry, 8-10 parts of bryophyte, 6-8 parts of plant ashes, 2-3 parts of bamboo vinegar, 5-8 parts of waste coffee grounds, 3-5 parts of zinc carbonate, 10-12 parts of calcium hydrophosphate, 7-8 parts of saw dust, 10-12 parts of fish pond sludge, 2-4 parts of active carbon, 5-8 parts of tea stems, 8-10 parts of wine cellar mud, 2-4 parts of angled bittersweet stems, 4-6 parts of calcium superphosphate, 1-3 parts of lemon peel, 0.1-0.2 part of nano zinc sulfide, 6-8 parts of carboxymethyl chitosan, 1-3 parts of epoxy soybean oil, 4-5 parts of glycerol, 12-15 parts of polyvinyl alcohol, 1-2 parts of lauryl sodium sulfate and 4-5 parts of auxiliaries. The composite fertilizer disclosed by the invention is wide in formula source, contains various materials which are cheap, easily available, and rich in active biomass, can effectively improve soil environment, can promote crop growth, utilizes diatomite and a controlled-release film-coating agent to form dual coating for nutrients, is more lasting in fertilizer effect, and obviously improves crop yield and quality.

The invention is applicable to the technical field of organic fertilizer production, and discloses a water-soluble fertilizer containing fish protein. The water-soluble fertilizer comprises the following components: 70 to 95 parts of a nitrogen source, 5 to 80 parts of a phosphorus source, 15 to 95 parts of a potassium source, 0.05 to 15 parts of medium and micro elements, 0.01 to 0.20 part of thefish protein or fish protein peptide powder, and 0.01 to 0.1 part of brassinolide. The water-soluble fertilizer containing the fish protein provided by the invention can improve the soil environment,provide a large amount of water-soluble elements for crops, promote crop root growth, flower bud differentiation, fruit expansion and the like, and improve the crop yield and quality.

Biocatalytic composition to be used in the agricultural, zootechnical and environmental recovery fields, to transform substrates which is reacted with, to non-polluting substances, including a component with coenzymatic activity including Vitamin A, Vitamin D3, Vitamin E, Propylgallate, Raw fats, Raw proteins; a component with enzymatic activity including Bacillus licheniformis, Bacillus subtilis, Bacillus thuringiensis, Bacillus SPP, Aspergillus Oryzae, Aspergillus Niger, Lactobacillus bifidus, Lactobacillus acidophilus, Amylase, Protease, Lipase, Cellulase, Gumase; and a component including substances regulating pH, including Humic acids, Fulvic acids, Crenic acids, Apocrenic acids, Vitamin A, Vitamin D3, Vitamin PP, Arthrospira maxima, among others.

The invention relates to a conditioning agent for raising the fruit setting rate of jujubes and application of the conditioning agent. The conditioning agent comprises 30-60 mg / L of 6-benayl aminopurine (6-BA), 5-10 mg / L of gibberellin (GA<3>), 1-2 g / L of borax, 2-4 g / L of urea and 2-3 g / L of monopotassium phosphate KH<2>PO<4>. The conditioning agent can be applied to a jujube tree under the rain-protection facility cultivation condition. By means of the conditioning agent, nutrient and hormone during the flowering phase of the jujube tree can be balanced, the style head of a jujube style is prevented from being withered, jujube pollen germination, pollen tube growth and fertilization are promoted, cell division and fruitlet development are promoted, the flower dropping rate and the fruit dropping rate of the jujube tree are lowered, the fruit setting rate and output are raised, and good economic benefits of the jujube tree under the rain-protection facility cultivation condition can be achieved. The conditioning agent further has the technical advantages of being low in manufacturing cost, free of toxic and side effect, convenient to use, simple and convenient in operation in the spraying process, capable of saving time and labor, remarkable in effect and the like.

The invention discloses an artificial propagation method for tor douronensis. The artificial propagation method comprises the steps of parent fish selection, parent fish rearing, artificial propagation and incubation. The scientific artificial propagation method is adopted to cultivate the tor douronensis, the fertilization rate and the hatching rate are high, and the problem that the number of the tor douronensis is sharply reduced due to excessive fishing of the wild tor douronensis for the economic purpose is solved. The breakthrough of artificial propagation of the tor douronensis growing out of nothing is realized.

The invention relates to the technical field of assisted reproduction, and discloses a cryoprotectant and an application thereof, a sperm refrigerating fluid and a preparation method of the sperm refrigerating fluid. The sperm refrigerating fluid comprises a cryoprotectant, a composition and a basic culture solution, wherein the cryoprotectant comprises 0.3 to 1.1 mg / L of paclitaxel, 16 to 22 g / Lof trehalose, 7 to 13 g / L of cane sugar and 80 to 250 mL / L of glycerinum; the composition comprises 12 to 26 mg / L of resveratrol, 0.2 to 1.9 mg / L of reduced glutathione, 436 to 775 mg / L of lecithin, 0.5 to 1.6 mg / L of cholesterol, 9 to 17 mg / L of ATP sodium salt, 11 to 28 mg / L of heparin, 93 to 299 mg / L of phosphatidylserine and 5 to 25 mg / L of coenzyme Q10. The sperm refrigerating fluid can reduce damage of sperms in low-temperature freezing and freezing resuscitation processes, improve vitality of the sperms after freezing resuscitation, prolong survival time of the sperms after freezing resuscitation, promote sperm capacitation and enhance penetrating fertilization capacity of the sperms to egg cells. Thus, the fertilization success rate and blastocyst formation rate of the ova are improved, and finally the effect of improving the pregnancy success rate of the in-vitro fertilization assisted reproduction technology is achieved.

The present invention is artificial breeding method and incubator for Shatang carp. The artificial breeding method includes the steps of parent fish breeding, spawning and fertilization, hatching and carp fry culturing. After intensified parent fish breeding, temperature control, flow water stimulation and other method are taken to promote the synchronous spawning and fertilization of parent fishes, the fertilized eggs on tiles are sterilized and hatched in a special hatching device, and the hatched carp fries are cultured in a special cement pond. The artificial hatching device is one rectangular hatching tank with shield, ventilating water circulating pump, water level and water flow controlling mechanism. The technology of the present invention is suitable for large scale production of Shatang carp fry.

The invention relates to the field of assisted reproductive technology, and discloses a composition and application thereof, and a sperm refrigerating fluid and a preparation method thereof. The spermrefrigerating fluid comprises a basic culture solution, the composition, a cryoprotectant, human serum albumin and a bactericide, wherein the composition is prepared from resveratrol with a concentration of 12 to 26mg / L, reduced glutathione with a concentration of 0.2 to 1.9 mg / L , lecithin with a concentration of 436 to 775 mg / L, cholesterol with a concentration of 0.5 to 1.6 mg / L, an ATP sodiumsalt with a concentration of 9 to 17 mg / L, heparin with a concentration of 11 to 28 mg / L, phosphatidylserine with a concentration of 93 to 299 mg / L and coenzyme Q10with a concentration of 5 to 25 mg / L; and the cryoprotectant comprises paclitaxel with a concentration of 0.3 to 1.1 mg / L of, trehalose with a concentration of 16 to 22 g / L, cane sugar with a concentration of 7 to 13 g / L and glycerol with a concentration of 80 to 250 mL / L. The sperm refrigerating fluid can reduce damage of sperms in low-temperature refrigeration and in freezing recovery, improve vitality of the sperms after freezing recovery, prolong the survival time of the sperms after freezing recovery, promote sperm capacitation and enhance penetrating fertilization capacity of the sperms to egg cells; and thus, the fertilization success rate and blastocyst formation rate of the ova are improved, and finally, the effect of improving the pregnancy success rate of an in-vitro fertilization assisted reproduction technologyis achieved.

The invention discloses a composite biological preparation for treating domestic sludge, a preparation method and a treatment method thereof. The composite biological preparation comprises: alcaligenes, arthrobacter, and stenotrophomonas maltophilia; wherein the weight ratio of alcaligenes, arthrobacter, and stenotrophomonas maltophilia is 22-26: 15-20:10-14. The method combines specific strains together, and can effectively decompose organic substances in the sludge after being treated for a certain period of time under normal temperature conditions, and stabilizes the sludge after standing for a certain period of time, which can effectively remove ammonia and H2S from the sludge, removes the foul odor in the sludge, and releases most of the moisture in the sludge in a short time, the treated sludge can be used as a soil amendment, an organic fertilizer, and the like, can be directly used for planting crops without affecting the growth and development of crops, and does not affect thequality of crops.

The invention discloses an artificial fertilization system for livestock. The artificial fertilization system comprises a base, wherein rollers are movably connected with two sides of the bottom of the base through supports; an electric clamping rod matched with the roller is fixedly connected with the left side of the bottom of the base; a sleeve is fixedly connected with the center of the top of the base; a vertical rod is arranged in an inner cavity of the sleeve in a penetrating manner; the top of the vertical rod penetrates through the top of the sleeve and extends to the outside of the sleeve; first through holes are formed in the sleeve; second through holes matched with the first through holes are formed in the vertical rod. According to the artificial fertilization system for the livestock, the distance between two clamping devices is conveniently adjusted by a first extension rod, the distance between each clamping device and a hydraulic lifting rod is conveniently adjusted by a second extension rod, the clamping devices can be lifted up by the hydraulic lifting rod, so that two rear legs of the livestock can be lifted up, seminal fluid cannot flow out after being injected, and fertilization efficiency is improved.

The invention discloses a composite amino acid chelated trace element water-soluble fertilizer and a preparation method thereof. The fertilizer comprises the following raw materials in parts by weight: 300 to 500 parts of composite amino acid water solution, 30 to 50 parts of potassium selenite, 20 to 30 parts of iron oxide, 10 to 20 parts of zinc oxide, 5 to 15 parts of boric acid, 5 to 10 parts of copper carbonate, 20 to 30 parts of manganese carbonate, 5 to 10 parts of sodium molybdate, and 400 to 800 parts of water. The preparation method comprises the following steps: mixing and heating raw materials, stirring, filtering, cooling, carrying out chelating reactions and composite reactions, concentrating the reaction product, drying, examining, and packaging. The trace component of the fertilizer is synthesized according to the formula; and the trace component can be individually used or compounded with other fertilizers to satisfy the needs of plants. The provided composite amino acid chelated trace element water-soluble fertilizer has the characteristics of instant property, long-lasting fertilizing effect, comprehensive nutrients, stable chelating, strong chelating performance, easy absorption for plants, harmlessness, and uniform release of nutrients.

The invention discloses a low-residue green compound type dorking addition agent, a preparation method and application thereof. The addition agent comprises the following components in parts by weight: 2.1-5 parts of compound enzymic preparation, 0.1-2 parts of compound acidulant, 0.1-5 parts of betaine, 0.1-2 parts of chromium pyridinium, 50-100 parts of small peptide, 0.01-0.3 part of Tianmuduowei and 10-20 parts of mountain flour. The prepared dorking green addition agent ensures that the weight increase of the dorking is improved by 7 percent, the feed ratio is reduced by 8 percent, and meanwhile, the usage amount of antibiotics is reduced by 66 percent. The green addition agent reaches the use standard of national green veterinary drugs. Proved by a test result, the actual feeding effect of the green dorking addition agent is obvious, the production property, the resistance to diseases, and the like of the dorking are all equal to or slightly superior to those of antibiotic-containing addition agents of other domestic brands, and a desired effect is achieved.

The invention relates to the field of agricultural culture, in particular to a method for artificial culture of eupolyphaga. The method for artificial culture of the eupolyphaga aims to achieve the effects that the growth cycle of the eupolyphaga is short, the yield is high, the death rate is low, and the variety is good. The method for artificial culture of the eupolyphaga comprises the key steps of larva eclosion, adult culture and the like. According to the method for artificial culture of the eupolyphaga, a constant-temperature stereoscopic culture technology is adopted, the eclosion temperature is controlled in a staged manner, and the humidity of nutrient soil is reasonably controlled; and meanwhile, diseases and insect pests are prevented and eliminated in time through scientific management, and therefore the death rate in the culture process can be significantly reduced. The eupolyphaga cultured through the method is excellent in variety, large in size, capable of growing rapidly and stable in appetite; the eupolyphaga is high in adaptability and can be cultured both in the North and the South of China; the eupolyphaga cultured through the method is not prone to being infected with a disease, high in immunity and high in growth speed, reproductive speed and culture survival rate, and the emergence rate reaches 80%; and compared with the yield of a traditional culture method, the yield of qualified adults of the eupolyphaga cultured through the method is increased by about 30%, the weight of every 500 qualified adults reaches 1 kilometer, and the qualified adults are good in glossiness, fat, big and high in oviposition rate.

The invention discloses a method for breeding andrias davidianus. The method for breeding the andrias davidianus comprises the following breeding and culturing steps of (1), constructing a mountain stream type imitated ecological breeding pool, sequentially arranging a plurality of raising units, which are connected with one another, from higher parts to lower parts along the flow direction of a water current in the imitated ecological breeding pool, wherein a communicating port is arranged between two adjacent raising units; slight grades through which the young andrias davidianus passes are arranged at the communicating ports; at least two caves used for shielding and hiding the young andrias davidianus are arranged in each raising unit; the communicating ports are also provided with barriers used for stopping the andrias davidianus from passing through; (2), selecting the young andrias davidianus; (3), putting the young andrias davidianus into the pool; (4), feeding the young andrias davidianus with food; (5), regulating and controlling water quality; (6), artificially inducing the young andrias davidianus. The artificial breeding is carried out on the young andrias davidianus by adopting the method for breeding the andrias davidianus, which is provided by the invention; the method for breeding the andrias davidianus has the characteristics that the spawning is rich; the fertilization is good; the hatching rate is high.

The invention discloses an application method and application of a plant growth regulator composition, which relates to the technical field of plant growth regulators. The regulator is prepared from the following raw materials: saikoside A, phaseolin, chlorogenic acid, water chestnut powder, inonotus obliquus polysaccharide, crofton weed extract liquid, non-free soy isoflavone, microbial powder, asurfactant, composite amino acid powder, and a trace element mixture. The plant growth regulator is green, environment-friendly, easy to absorb, wide in application range, capable of improving and activating soil, alleviating the disease and pesticide harm, promoting the rapid growth and development of plants and increasing yield and income, and high in economic benefit.

The invention discloses a management method of flowering phase of kiwi fruits, which includes the following steps: 1) flower bud thinning; 2) artificial pollination; 3) fruit thinning; and 4) fertilizer and water supply. The management method adopts a unique pollination method to improve the pollination efficiency, assure the pollination quality, and assure the largest utilization of nutrients through reasonable flower and fruit thinning. High-quality special fertilizers can assure the nutritional requirement of the kiwi fruits, and well prevent some diseases. The output of the cultivated kiwi fruits is 20 to 30% higher than that of common methods, the number of grains is large, the weight is heavy and nutritive value is high.

The invention discloses a special visual inseminating syringe for equus animals and an artificial insemination method thereof. The syringe comprises an outer barrel, an inseminating tube, an endoscopeand an inflation device, wherein the outer barrel is internally provided with an endoscope mounting channel and a working channel for inserting the inseminating tube; the inseminating tube comprisesan outer-layer hose and a rigid inner core; a sperm outlet through hole is formed in the front end of the outer-layer hose; the rigid inner core is arranged in the outer-layer hose and is in sliding match with the outer-layer hose; the rigid inner core can be pulled out from the tail part of the outer-layer hose; an air channel of the inflation device is communicated with a working channel in theouter barrel. The inseminating syringe disclosed by the invention is used for carrying out artificial insemination and an arm does not need to enter a genital tract of an estrous female animal, so that the simulation to vaginas and uterine cervixes is remarkably reduced; urination of the inseminated female animal is not caused, and the ovulation of the female animal and the quality of c are also not influenced, so that the probability of combining sperms and the ova and the quality of the ova are increased and the cycle conception rate of the artificial insemination is improved.

The invention discloses a food recipe for a special diet capable of assisting in pregnancy of females and a preparation method thereof, belonging to the field of special dietary food. according to thefood recipe, black-bone chicken polypeptide, peach kernel polypeptide, collagen peptide, soybean peptide, corn oligopeptide, wheat oligopeptide and casein phosphopeptide are used as basic raw materials; both medicinal and edible raw materials such as kudzu vine roots, lotus seeds and Rhizoma Polygonati are added; Saussurea involucrata culture, yacon extract, sea buckthorn extract and the like areused as auxiliary materials; and trace vitamin mineral complex powder and brown sugar are also used, thereby forming the food recipe for the special diet. A formulated product is prepared by pretreatment (including cleaning, enzymatic hydrolysis, leaching, etc.), pulverization, sieving, mixing and the like of the above raw materials. The components of the recipe are edible raw materials. The special dietary food prepared according to the recipe is capable of improving progesterone, estradiol and luteinizing hormone and blood follicle stimulating hormone indexes, increasing the number of fetuses, reducing the rate of stillbirth, has high safety, no toxic and side effects, low fishy smell, low bitter taste and good taste and can be eaten for a long time.

The invention discloses a high-yield millet cultivation method and relates to the field of agricultural planting. The method comprises the six steps including land preparation and fertilization, seedtreatment, sowing of seeds, management of a seedling stage, management of a flowering stage and management of a jointing and booting stage. Deep ploughing and fertilization are carried out separately,a seed sealing mode is combined with a seed stirring mode, and rolling and shallow hoeing are carried out in the seedling stage; in the flowering stage, pesticide is sprayed in the evening, phosphatic fertilizer is sprayed to roots during the transition from heading to flowering, and watering is carried out alternately on lines; deep ploughing and topdressing are carried out again in the jointingand booting stage, and the high yield of millet in arid areas is achieved. The benefits of planting millet are increased, and the method is particularly suitable for popularization in the arid or semi-arid areas in the north, northwest and northeast of China.

The invention relates to a method for scheduling ovulation in a female subject, which method comprises administering ulipristal acetate (UPA) to the female subject during the follicular phase.

The invention belongs to the technical field of planting, and particularly relates to a brier grape planting method. Brier grapes are planted by the steps of planting area selection, brier grape trellis construction, soil management, fertilization management, shaping and disease and pest control. The brier grape planting method is scientific, field planting pits are fermented, so that the nutrient absorption rate of the brier grapes is increased, the yield of the brier grapes is further improved, the disease resistance of the brier grapes can be improved, economic loss caused by disease infection in the planting process is reduced, and the scientific planting method is green, environmentally friendly and healthy.

According to an artificial fertilization and hatching method for collichthys lucidus, a large number of high-quality parents are obtained by utilizing the genital migration characteristic of the collichthys lucidus, the male and female proportion of the artificial fertilization of the collichthys lucidus is 1.2: 1, a dry fertilization method is adopted, the fertilization rate reaches 95% or above, the fry hatching rate can reach 70.0-73.8%, and the requirement of economic production can be met.

The invention discloses a treatment method for improving the group entering efficiency of overdue non-oestrus replacement gilts, and belongs to the technical field of sow breeding. The method specifically comprises the following steps: injecting D-Cloprostenol sodium and pregnant mare gonadotrophin serum (PMSG) and chorionic gonadotrophin (hCG) for injection into the non-oestrus replacement gilts which are more than 270 days old, and within 7 days after injection, transferring the gilts with standing reflection into a parturition group to be mixed with weaned gilts for feeding and mating; adding a traditional Chinese medicine composition and a follicular development promoting composition into basic ration of the replacement gilts. For the replacement gilts which are not subjected to oestrus 7 days after injection of D-Cloprostenol sodium and pregnant mare gonadotrophin serum (PMSG) and chorionic gonadotrophin (hCG) for injection, the method further comprises the following steps of feeding altrenogest and injecting D-Cloprostenol sodium subsequently, and for the replacement gilts which are not subjected to oestrus, the method further comprises the step of injecting pregnant mare gonadotrophin serum (PMSG) and chorionic gonadotrophin (hCG) for injection. According to the method, multiple regulation and control modes are organically combined, the group entering efficiency can be improved, the breeding rate and the conception rate can be remarkably increased, the breeding cost is saved, and the breeding benefits are improved.

The invention discloses a preparation method of a pollution-free composite plant-growth regulator, and belongs to the technical field of plant growth regulator. The preparation method comprises following steps: Chaga polysaccharides are dissolved in air conditional supervisor, heating is carried out, after heating, saikoside A is added for mixing, heating stirring is carried out, chlorogenic acidis added, supersonic wave dispersion treatment is carried out so as to obtain a mixed material A; crofton weed extracted solution is prepared, phaseolin and non-free soy isoflavone are added with stirring, heating thermal insulation treatment is carried out, water chestnut powder is added for high speed centrifugation stirring, an upper layer fluid suspension is removed so as to obtain a mixed material B; the mixed material A and the mixed material B are mixed fully, composite amino acid powder and trace element mixture is added for stirring; and a microbial bacteria powder and a surfactant are successively added with stirring, and supersonic wave dispersion is carried out. The pollution-free composite plant-growth regulator is green, is friendly to the environment, can be absorbed easily,is large in application range, is capable of activating soil, reducing disease, relieving pesticide toxicity, promoting plant rapid growth, increasing yield and income, and achieving high economicalbenefit.

The invention discloses an efficient yield-increasing type plant growth regulator and application thereof and relates to the technical field of plant growth regulators. The regulator is prepared fromthe following raw materials: saikoside A, phaseolin, chlorogenic acid, water chestnut flour, inonotus obliquus polysaccharide, ageratina adenophora extract, non-free soybean isoflavones, microbial bacterial powder, a surfactant, compound amino acid powder and a trace element mixture. The plant growth regulator is green and environmentally friendly, is easy to absorb, wide in application range andhigh in economic benefit, and is capable of improving and activating the soil, reducing disease damage and pesticide damage, accelerating rapid growth and development of the plants and increasing yield and income.