252results about How to "Improve growth" patented technology

The invention provides gelatin sponge, gelatin aqueous solution is irradiated to crosslink to form gelatin hydrogel, and then the gelatin hydrogel is swollen, frozen and dried to obtain the gelatin sponge. The invention also provides a preparation method of the gelatin sponge by an irradiation crosslinking way, the whole process flow is finished in a pure water system, the irradiation and crosslinking processes have sterilizing function and good controllability, the obtained product has better structural uniformity compared with a chemical crosslinking method, and the gelatin sponge has unique advantages as biomedical materials.

The invention discloses an ecoalimental macrobrachium rosenbergii feed and a production method thereof, belonging to an animal feed production method. The macrobrachium rosenbergii feed comprises fish meal, bean pulp, fermented bean pulp, wheat middling, cuttlefish paste, oil bran, various mineral salt, lycine, fish oil, various vitamins, eclosion hormone, bond, antioxidant, mildew preventive, compound enzyme preparation, microecological preparation 'quick-healing hormone', a Chinese herb sophora flavescens alkaloid compound preparation, and the like. The yield of per mu is 310kg and can be improved by 44kg by using the ecoalimental the macrobrachium rosenbergii feed than common feeds. The effective utilization of the protein and amino acid in the feed by the macrobrachium rosenbergii is improved; the coefficient of the macrobrachium rosenbergii feed bait is 1.57 which is lower by 0.2 than the common feed. The ecoalimental macrobrachium feed reduces the pollution to a breeding environment. The produced matching feed of the macrobrachium rosenbergii can induce the macrobrachium rosenbergii to eat, the growing speed of the macrobrachium rosenbergii is quick, and feed coefficient is low.

The invention provides an under-forest wild-imitating planting method for polygonatumkingianum. The under-forest wild-imitating planting method includes the steps of seedling selection, pregermination in sand bed and under-forest planting, wherein the under-forest planting includes the steps of soil preparation, furrowing, field planting, fertilization, disease elimination and weeding. The method has the advantages that seedling emergence and growth situations during planting are good, growth time is shortened as compared with that of wild growth, less cultivated land is used as compared with that in field planting, pesticide and chemical fertilizer residues are reduced, product quality is improved, forest land output benefits are increased, and the method is suitable for not only production application of individual peasant households but also large-scale corporatized operation. The method has the specific advantages of less cultivated land use, benefit to grain safety, capability of widening forestry income range, benefit to forest resource protection, reduction of production cost of a genuine medicinal material, namely the polygonatumkingianum, and improvement on product quantity.

The present invention relates to a plantation method of millettia speciosa champ, and belongs to the agriculture plantation field. The plantation method specifically comprises the following steps of selecting the land suitable for planting the millettia speciosa champ, applying base fertilizer prepared by mixing self-made farm manure, plant ashes and quicklime according to a certain ratio, and plowing and bedding, wherein the self-made farm manure is prepared by mixing millettia speciosa champ litters, corn stalks, wheat straws, coconut shells and soybean meal with pig, cattle and sheep manure and night soil; then selecting millettia speciosa champ seedlings, transplanting the millettia speciosa champ seedlings in the land, and covering a membrane; and fertilizing once a year, timely cutting tails and cutting flowers, paying attention to insect disease prevention, and harvesting the millettia speciosa champ after cultivating the millettia speciosa champ for three years. The plantation method is simple in operation and high in practicality, and is suitable for large scale systematic breeding, diseases and pests can be reduced and prevented, the plant survival rate is high, growth speed is fast, and production cost is low.

The invention discloses a method for preparing an amorphous carbon coating on the surface of a medical stainless steel knife saw. The method includes the following steps: preprocessing, ion cleaning, electric arc discharging, and carbon ion depositing. An amorphous tetrahedral carbon film prepared by the method has the characteristics of high bonding strength, excellent biological property and good corrosion resisting performance; after a salt fog test for 48 hours, no corrosion spot is incurred on the amorphous tetrahedral carbon film. After the surfaces of resin, stainless steel and the like are coated, the corrosion and abrasion resisting properties are greatly enhanced, the anti-ageing function is obvious, and the service life is greatly prolonged. After the above surfaces are coated, material bacteria cannot be adhered, so as to solve the cleaning problem of an oral cavity after artificial teeth are installed, thereby being beneficial for the health of the oral cavity. After the above surfaces are coated, the growth of cells on the surfaces is in good condition, and the cell density is higher; moreover, the thicker the film, the better the growth of the cells. The coating stainless steel knife saw prepared by the method in the invention has the following characteristics: the rigidity of the knife saw can be up to more than 85GPa, the content of an SP3 bond structure of a coating is equal to or higher than 85%, the friction coefficient is within 0.08 to 0.15, and the binding force between the film and a basal body is within 35 to 45N.

The invention belongs to the technical field of agricultural solid organic waste biological digestion, in particular to a method for digesting straws by earthworm. The method comprises the following steps: after the straws are crushed, the straws and livestock manures or domestic sludge are prepared to a mixed material in weight ratio of 6:4; and the earthworm is placed into the mixed material for biological digestion. The method ensures that the earthworm can be safely placed on the straws and other organic material mixtures, is environment-friendly and safe, has good growing condition of working earthworm, large finished product earthworm yield, more egg production and high digestion efficiency, and the amount of the straws and other organic material mixtures in mean daily consumption is 2 to 3 times of the weight of the earthworm.

A nutritive bio-additive for feed of livestock and fowls contains fermented product of lysine, bacillus and photosynthetic bacteria, bean cake, plant starch and trace elements. Its advantages are high biological effect-cost ratio, high effect on decomposing harmful substances in animal body, and rich methionine and somatic protein for high immunity.

The invention provides a cinnamomum bodinieri seedling culturing technique. The cinnamomum bodinieri seedling culturing technique includes steps of collecting and harvesting seeds of cinnamomum bodinieri and handling and storing the seeds; directly seeding and culturing seedlings; cutting roots of bud seedlings; transplanting and culturing the bud seedlings; preventing and controlling major diseases and insects at the seedling stage; and standardizing outplanting of the cinnamomum bodinieri seedlings. By adopting the cinnamomum bodinieri seedling culturing technique, growth conditions of the cinnamomum bodinieri are more perfect, and survival rate of the cinnamomum bodinieri seedlings cultured is higher.

The invention relates to a breeding method for beautiful millettia root, and belongs to the field of agricultural breeding. The method specifically comprises the following steps: firstly, selecting a land suitable for growth of beautiful millettia root, applying fertilizer made by mixing self-made farmyard manure, tea seed bran, and quick lime in certain proportion, ploughing and bedding, wherein the self-made farmyard manure is made by mixed culture fermentation with beautiful millettia root deadwood, rice straws, sunflower stalks, peanut shells, animal bone meal, and pig, cow, and sheep manure, night soil as raw materials; then, selecting full beautiful millettia root seeds, after immersion disinfection by a disinfectant, mixing and dressing seeds with certain amount of a seed-dressing agent, and sowing; after that, controlling temperature and humidity of growing environment, spraying nutrient solution at fixed period, and culturing until seedlings emerge. The breeding method for beautiful millettia root is improvement on a conventional breeding method, and the method is simple in operation, low in production cost, and is scientific and rational, and seed germination speed is fast, and survival rate of seeds is high. The method is suitable to be used for large scale systematic breeding, and is good in practicality.

The invention relates to a seedling medium and a preparation method thereof, wherein the medium comprises the following components of raw materials: one or more of crop by-products, organic wastes, by-products generated in grass pulping process when preparing materials, and ammonia water. The method comprises the following steps: mixing one or more of the crop by-products, the organic wastes, theby-products of the grass pulping process when preparing the materials, and the ammonia water, and then fermenting to gain the medium, wherein nitrogenous condensate water generated when concentratingblack liquid generated in a neutral ammonium sulfite process is optimally selected as the ammonia water, and optimally, the condensate water with 0.05-0.55% of nitrogen content and at the temperatureof 25-70 DEG C is the best; and by-products generated in preparation department in the neutral ammonium sulfite process are optimally selected as the crop by-products. The method re-uses the waste and waste liquid which are generated in the neutral ammonium sulfite process to turn waste into wealth. The permeability and nutrient content of the medium are respectively superior to that of peat perlite, when the medium is used in the growth test of nursery stock of forest, the nursery stock has obvious grow, and the quantity of the root system can be increased by over 30 percent.

The invention provides a compacted soil improvement method, which comprises the following steps: the first step, turning over the compacted soil with a shallow tiller and breaking the soil block with a rotary tiller; The soil improver, and then use the deep tiller to bury the soil improver into the soil; the third step, apply the organic compound fertilizer on the soil surface and use the shallow tiller to bury the organic compound fertilizer into the soil; the fourth step, in the soil Sprinkle the soil conditioner on the surface and cover with 2-3 cm crushed soil, then apply organic compound fertilizer, and finally cover with a layer of 3-5 cm crushed soil. The compacted soil improvement method has fewer steps, less workload and is easy to operate. Brevibacillus lateralosporus and Streptomyces freundii in the soil conditioner used in the compacted soil can multiply rapidly in compacted soil, combined with potassium fulvic acid, can improve Soil aggregate structure, loose soil, improve soil water and fertilizer retention capacity, so as to quickly improve the growth of crops in compacted soil.

The present invention discloses a method suitable for commercially inducing a corn haploid. The method comprises the following steps: carrying out hybridization of a corn haploid induction line I and a corn haploid induction line II to obtain a progeny recorded as an induction line hybrid, adopting the induction line hybrid as a male parent, carrying out hybridization of the induction line hybrid and a female parent material expected to obtain a haploid to harvest F0 hybridization kernel, and taking the haploid kernel to obtain the corn haploid, wherein the corn haploid induction line I and the corn haploid induction line II are different. Compared with the traditional method, the method of the present invention has the following characteristics that: on the basis of maintaining of a high induction rate, agronomy characteristics of the male parent (induction line hybridization combination) in the haploid induction is substantially increased, and especially a plant growth condition, a pollen disseminating amount, a pollen disseminating duration time, adaptability, resistance, and the like are substantially increased so as to improve haploid induction efficiency, provide a guarantee for efficient haploid induction, and provide possibility for large-scale haploid induction.

The invention discloses compound tilmicosin clathrate complex and a preparation method thereof. The compound tilmicosin clathrate complex is composed of tilmicosin, wolfberry, mulberry, polyacrylic resin II, polyacrylic resin III and hydroxypropyl-beta cyclodextrins. After pretreatment, the components are mixed into solid dispersion and are then included by cyclodextrin. The method provided by the invention is reasonable and scientific, and can effectively cure livestock poultry asthma and improve livestock appetite, thereby improving livestock weight increment accordingly.

The invention relates to a biological type organic-inorganic compound fertilizer. The biological type organic-inorganic compound fertilizer comprises, by weight, 30-37 parts of organic fertilizers, 10-15 parts of urea, 20-25 parts of ammonium chloride, 5-5.5 parts of ammonium sulfate, 10-20 parts of monoammonium phosphate, 10-12 parts of calcium superphosphate, 10-15 parts of potassium chloride and 0.1-0.12 part of arbuscular mycorrhizal fungal inoculants. According to the technical scheme, the biological type organic-inorganic compound fertilizer has the advantages that the biological type organic-inorganic compound fertilizer manufactured by the aid of the arbuscular mycorrhizal fungal inoculants is high in utilization rate, convenient to use, wide in practicality and widely applicable to different types of soil and is environmental friendly.

The invention provides carrageenan oligosaccharide with the trepang growth promotion and adverse resistance functions and a preparation method and application thereof, and relates to the field of microorganisms. The carrageenan oligosaccharide obtained through the method can be used for food, feed additives, health care products, biopesticide and the like, and the application range is wide. The carrageenan oligosaccharide is used as feed additives for feeding trepang, the trepang growth condition is better, thorns are strong, the trepang moves freely, the ingestion force is strong, and the carrageenan oligosaccharide has the obvious promotion effect on trepang growth, can improve the trpang adverse resistance, improves the stress resistance and immune function of the trepang, and is an ideal trepang bait additive.

The invention relates to a dynamic-temperature-field preparation method for large-size C-axis sapphire crystal. An employed crystal growth furnace heating body comprises an auxiliary heating body at the upper part of the outer side of a crucible, an auxiliary heating body at the outer side and a main heating body at the lower part of the bottom. A tungsten filament of the auxiliary heating body at the upper part of the outer side of the crucible employs a left part and a right part which are in connection in a parallel way. The power of the auxiliary heating bodies and the main heating body are respectively independently controlled by corresponding temperature control systems. By independently controlling the power of the three heating bodies and utilizing the dynamic temperature field method during crystal growth, temperature fields adaptive to demands of expelling bubbles, expanding shoulder and constant-diameter growth of a crystal are formed in the hearth when the crystal grows. In the constant-diameter growth stage, a horizontal growth interface is employed, the crucible wall temperature is close to the melt temperature, and thus no defect is generated caused by impact of a melt convecting to the middle on the crystal growth solid-liquid interface because of high crucible wall temperature. Heat radiation of the crystal is uniform, and thus the center axis does not have too many defects caused by concentrated heat radiation at the center axis. Therefore, the crystal has less defects, and high-quality C-axis sapphire crystal can be grown and obtained.

The invention discloses a water and fertilizer irrigation system. The system comprises an on-site sensing module, a cloud side, a material filling device and an irrigation vehicle. The on-site sensingmodule is used for collecting soil moisture data, soil nutrient data, weather data and plant image data, all of which serving as sensing data, of a to-be-irrigated area and uploading the sensing data; the cloud side is used for receiving the sensing data, performing data analysis according to a preset analysis model and sending corresponding execution tasks to the material filling device and theirrigation vehicle according to an analysis result; the material filling device is used for automatically making the irrigation vehicle filled with water and fertilizer according to the execution tasksent by the cloud side; the irrigation vehicle is used for performing water and fertilizer irrigation on plants in the corresponding to-be-irrigated area according to the execution task sent by the cloud side. The system is dedicated to unmanned and intelligent water and fertilizer irrigation and management, the water and fertilizer state of soil where the plants are planted and the plant healthstate can be remotely supervised effectively in real time by utilizing the cloud side to analyze the real-time sensing data, and targeted emergency measures are taken according to each state, so thatthe plant growth conditions are improved, the survival rate is increased, the appearance is improved, and economic benefits are guaranteed.

The invention relates to a soil conditioner for enhancing crop stress resistance, and preparation and use methods thereof, and belongs to the field of an agricultural soil conditioner. The soil conditioner for enhancing crop stress resistance is prepared from the following ingredients: 3.0 to 7.0 percent of fulvic acid, 0.20 to 1.0 percent of polyacrylamide, 0.2 to 1.0 percent of polyvinyl alcohol, 1.0 to 5.0 percent of manganese sulfate, 0.001 to 0.01 percent of proline, 1.0 to 5.0 percent of calcium lignosulphonate, 0.02 to 0.05 percent of boracic acid and the balance of water. The inventionalso discloses the preparation method and the use method of the soil conditioner. The soil conditioner for enhancing crop stress resistance, and the preparation and use methods have the advantages that the ingredients of the soil conditioner are simple; the cost is low; the price is cheap; the effects of maintaining the soil moisture, improving the soil agglomeration structure and enhancing the plant resistance can be achieved; meanwhile, the crop growth and development character can be improved; the crop yield is increased; the crop quality is improved; the crop benefits are high; high practicability is realized; the soil conditioner is suitable for being used under the drip irrigation condition; great popularization prospects are realized in the drought region. The preparation method and the use method are simple.

The invention relates to the technical field of floriculture, in particular to the technical field of arrowroot soilless culture. An arrowroot soilless culture matrix is characterized by being plant ash or a composite matrix composed of 1/2 grass carbon and 1/2 perlite or a composite matrix composed of 1/2 grass carbon and 1/2 vermiculite. The matrix has the advantages and beneficial effects of improving the transplantation survival rate, reducing cost and improving the growth condition of arrowroot.