33results about How to "Activating enzyme activity" patented technology

The present invention belongs to the field of food-derived peptides and discloses a collagen peptide, a production method, a production device and an application thereof. The production method of thecollagen peptide comprises steps of coarse collagen solution heating, cooling, high-efficiency compound enzyme preparation enzymatic hydrolyzing, membrane filtering, concentrating, ultra-high pressurehomogenizing, and ultra-high temperature instantaneous sterilizing and drying. The high-efficiency compound enzyme preparation enzymatic hydrolyzing uses a compound enzyme preparation comprising compound protease, alkaline protease, neutral protease, flavor protease, animal proteolytic enzyme and an enzyme activator, and the enzyme activator is dithiothreitol and / or beta-mercaptoethanol. The provided method does not need to adjust pH value of the enzymatic hydrolyzing, does not need to control enzymatic hydrolyzing temperatures, is short in enzymatic hydrolyzing time and small in enzyme addition amount, and enables the enzymatic hydrolyzed product to be low and concentrated in molecular weight. The prepared collagen peptide powder is free of fishy smell, extremely excellent in water resolubility and also not liable to absorb moisture and agglomerate during storage process, and can be used in solid beverages, effervescent tablets, chewable tablets, health-care foods and feature-beautifying and skin-protecting products.

The present invention discloses a gosling special feed which includes the following raw materials in parts by weight: corn 20-40, wheat 10-30, rice bran 12-18, sorghum 5-10, fishmeal 2-6, molasses 1-4, soybean meal 20-30, chrysanthemum meal 5-10, corn bran 2-6, peanut vines 2-10, mulberry leaves 2-8, sepiolite powder 0.5-2, calcium hydrophosphate 0.2-1.2, lanthanum with malic acids 1-2, compound enzyme 0.01-0.03, phytase 0.005-0.008, gosling compound premix 8-13, and Chinese herbal medicines 0.5-2.5. The gosling compound premix consists of the following raw materials in parts by weight: minced green tea 2-5, trace elements 1-2, multi-vitamin tablet 0.004-0.009, lysine 0.1-0.25, methionine 0.2-0.5, grape seed oil 2-3, and bentonite 0.008-0.01. The gosling special feed is balanced in nutrition, and can effectively accelerate the growth of goslings and prevent gosling diseases.

The invention discloses a cutting propagation method of brucea javanica. The method includes the steps that a, selecting and treating cutting slips, wherein robust branches without disease or pest damage are selected and sheared into the cutting slips, and the bases of the cutting slips are placed in a disinfectant to be soaked for 25 min and then placed in a rooting inducer to be soaked for 3h; b, preparing a matrix and a seedbed, wherein peat soil is adopted as the cutting matrix, and a uniform mixture of vermiculite and fine river sand is disinfected through a disinfectant and then made into the seedbed with the thickness of 30 cm; c, performing cutting, wherein the cutting slips are obliquely placed in the matrix of the seedbed in a cutting mode by the depth 2 / 3 of the length of the cutting slips; d, managing the seedbed after cutting, wherein a sunshade net is erected, water is sprayed to the seedbed in the morning and evening every day, 800-fold thiophanate methyl is sprayed once every week 7 days later and is sprayed twice in all, a 1 / 2 MS nutrient solution is sprayed 7 days later, and culturing is performed till rooting and seedling emergence. By adopting the cutting method for propagating brucea javanica seedlings, the propagation speed of brucea javanica can be increased, and powerful guarantee is provided for scientific research and large-scale planting of brucea javanica.

The invention discloses a eucalyptus fertilizer additive. The eucalyptus fertilizer additive is characterized by containing the following raw materials in parts by weight: 3-6 parts of humic acid, 3-10 parts of trace elements, 3-9 parts of a rare earth element, 2-4 parts of a slow release agent, 3-6 parts of a water-retaining agent, and 6-12 parts of organic matter. The addition amount of the eucalyptus fertilizer additive is 5% in a eucalyptus base fertilizer and 7% in a eucalyptus additional-fertilizer, and the eucalyptus fertilizer additive can meet the large requirements of eucalyptus growth cycles on various nutrient elements, increase the utilization rates of fertilizers, enhance the timber volume of eucalyptuses, reduce the production cost and increase the incomes of forest farmers.

The invention relates to wrapped controlled-release fertilizers and particularly relates to a special organic-biomaterial-wrapped controlled-release fertilizer for wheat and a production process thereof. The special organic-biomaterial-wrapped controlled-release fertilizer is prepared from the following raw materials in percentage by weight: 73-75% of fertilizer core, 23-25% of wrapping layer, 1.0-1.5% of binder and 0.5% of seal brightener, wherein the fertilizer core is a special compounded fertilizer which is applied to wheat sowing after corn stalks are returned to field, and the special compounded fertilizer consists of a urea fertilizer, a diammonium phosphate fertilizer, a potassium chloride fertilizer and clay and contains 25-27% of elemental nitrogen, 15-17% of phosphorus pentoxide and 7-9% of potassium oxide; the wrapping layer is a bio-organic material which is formed through uniformly mixing, stacking and composting 70-75% of chicken manure, 20-25% of weathered coal, 4-5% of rice bran or wheat bran and 1-2% of decomposition agent; and the binder is water glass or modified starch.

The invention discloses a method for deeply fermenting soybean meal by virtue of compound phytase and glucose oxidase. The method comprises the following steps: (1) respectively inoculating lactic acid bacteria, bacillus subtilis and saccharomycetes into different liquid fermentation tanks, and fermenting for 18 hours; (2) adding phytase and glucose oxidase into prepared bacteria solutions; (3) spraying the bacteria solutions into the soybean meal, controlling moisture, uniformly stirring, and continuously fermenting for 72 hours; (4) drying, grinding, weighing, packaging and storing fermented materials. Preferably, the configuration proportion of lactic acid bacteria to bacillus subtilis to saccharomycetes is 100 to 1 to 10; and the specifications of phytase and glucose oxidase are respectively 250U / kg-350U / kg and 150U / kg-250U / kg, and the proportion is 1 to (0.6-0.8). The method has the beneficial effects that the utilization ratio of phytate phosphorus in the soybean meal is increased, the phosphorus resource is saved, the environmental pollution is reduced, the mycotoxins such as aspergillus flavus are degraded, escherichia coli and salmonella in animal intestines are inhibited, and the production properties of beasts and birds are improved.

The invention provides a method for producing beer vinegar and belongs to the technical field of biological fermentation of foods. The method comprises the following key steps: adopting an intermittent wheat impregnation process (namely the impregnation temperature is 15-30 DEG C, draining and drying once every four hours, ventilating once every two hours, alternately impregnating for 2-3 days until the wheat impregnation degree is 35-50 percent) and a temperature control germination process (namely the germination temperature is 25-45 DEG C, the relative humidity is 65-85 percent, and germinating for 3-6 days) for preparing malts; performing wet grinding, and performing enzymolysis by using 0.01-0.05 percent of complex enzyme SBL-003 (based on dried malts) and 0.01-0.08 percent of complex enzyme SWB-005 (based on the dried malts); and fermenting by utilizing 0.1-1 percent of beer yeasts and 5-20 percent of acetic bacteria propagation solution (the propagation solution has the strain of 7015 and is purchased from the National Culture Collection Center), wherein the total acid content of the bacteria propagation solution is 1.5-2.0 g / 100mL, and finally obtaining the beer vinegar of which the total acid content is more than or equal to 3.8g / 100mL.

The invention discloses active energy ceramic and a manufacturing method thereof and a second boiling type electric alkalescent fresh water heater. The active energy ceramic is composed of, by weight, 10-50wt% of tourmaline powder, 10-30% of medical stone powder, 1-10% of intermetallic compound powder, 1-15% of calcium sulfite powder and 20-40% of borosilicate glass powder. Water treated by the second boiling type electric alkalescent fresh water heater has the advantages that the water contains no toxic, harmful and odorous substances and is rich in mineral substances necessary for human bodies and proper in mineral content, the pH of the water is alkalescent, and the water is active microcluster water and has medium nutrition physiological functions of water, namely dissolving capacity, seepage force, diffusion capacity, metabolizability, emulsifying capacity and the like of the water are superior to drinking water on the market. In addition, the active energy ceramic and the manufacturing method thereof and the second boiling type electric alkalescent fresh water heater have the advantages of simple structure, high practical operability and bright market prospect.

The invention belongs to the technical field of tea industry and discloses an aging method and system for ripened pu'er tea. The method has the advantages that the raw materials of the ripened pu'er tea is graded through the static-screening technology; a method which does not use water spraying and prolongs steaming time is used to activate the activity of pectinase and promote pectin decomposition; the raw materials of the ripened pu'er tea do not need water spraying and standing before pressing, and sourness caused by the secondary pile fermentation of the raw materials of the ripened pu'ertea is avoided; baking time is shortened to 48 hours; the activity of the pectinase is activated, pectin decomposition is promoted, and accordingly the raw materials, free of water spraying, of the ripened pu'er tea is easy to shape; continuous high-temperature steaming is adopted, and high-boiling-point aromatic substances are polymerized into low-boiling-point aromatic substances to facilitatehydrolysis during boiling-water brewing.

The invention discloses long-acting hair-blacking liquid and a preparation method thereof. The hair blacking liquid is prepared from water, benzyl alcohol, butanediol, hydroxyethyl cellulose, arginine, a polyamino acid polysaccharide condensate, xanthan gum, bis (lauramide glutamine) lysine sodium, a radix polygoni multiflori extracting solution, an angelica sinensis SINNENSIS extracting solution, a chlorella extract, a gallnut extracting solution, ethanolamine, vitamin B5, ammonia-terminated polydimethylsiloxane, sodium pyrrolidone carboxylate, sodium lactate and dipotassium glycyrrhizinate. The hair blacking liquid is prepared from schizophyllan, glycine, pyrrolidone carboxylic acid, serine, isoleucine, threonine, CI20470, PEG-40 hydrogenated castor oil, histidine, sodium benzoate, essence and EDTA (ethylene diamine tetraacetic acid) disodium, and the prepared hair blacking liquid is convenient to use, low in cost, small in dosage, quick in effect and long in effect time.

The invention discloses a special oilseed rape fertilizer and a preparation method thereof, belonging to the field of organic fertilizers. The special oilseed rape fertilizer comprises decomposed pigmanure and auxiliary materials dispersed in the decomposed pig manure, wherein the auxiliary materials comprise the following components in parts by mass: 7-12 parts of wormcast, 2-5 parts of fermented vinegar residues, 2.5-6 parts of tobacco stems, 0.05-0.1 part of magnetic chitosan microspheres, 1-3 parts of bentonite, 3-8 parts of a kiln ash potash fertilizer and 6-10 parts of ammoniated strawpowder. According to the invention, components are screened and proportioned to prepare the special oilseed rape fertilizer; the physiological activity of oilseed rape can be improved; the rejuvenation and growth of oilseed rape seedlings can be promoted; the utilization rate of nutrients in the fertilizer can be improved; the lasting period of the fertilizer can be prolonged; the nutrients required by the oilseed rape in the whole growth period can be met by applying the fertilizer once in the oilseed rape seedling period; the time and labor are saved; the effect of preventing diseases and pests is achieved; the occurrence rate of diseases and pests of the oilseed rape is reduced; and the yield and quality improvement of the oilseed rape are promoted.

The invention discloses a medium broiler chicken feed. The medium feed consists of corn, dehulled soybean meal, cottonseed meal, full-fat rice bran, corn protein powder, sprouting corn bran, lard, flour, stone powder, calcium hydrogen phosphate, fermentation cottonseed protein, lysine, sodium chloride, a composite trace element premix, methionine, tryptophan, threonine, sodium humate, choline chloride, narasin, mannopeptimycins, complex vitamins, an ethoxyquin antioxidant, granular phytase, enramycin, VC ester and vitamin E acetate. According to the feed, intestinal tract flora can be maintained balanced, the immunity of broilers can be improved, the utilization rate of the feed is increased, and the growth rate of the broilers can be increased. According to a preparation method disclosedby the invention, more nutrient components of the feed raw materials can be reserved, and the nutrient value of the feed can be increased.

The invention discloses feed specially for goslings of 0-12 days old. The feed comprises, by weight, 25-35 parts of corn, 18-24 parts of wheat, 12-18 parts of rice bran, 20-25 parts of soybean meal, 1-5 parts of a yeast protein, 5-10 parts of corn bran, 10-20 parts of fish meal, 5-15 parts of poplar leaves, 1-6 parts of alfalfa, 1-5 parts of modified casein, 1-2 parts of stone flour, 0.5-1.2 parts of calcium hydrogen phosphate, 0.5-1.2 parts of a composite premix for goslings, 0.01-0.05 parts of a compound enzyme and 0.001-0.008 parts of phytase. The feed is rich in nutrients, effectively improves gosling immunity, has a high feed digestion rate, has high gosling feed intake, has good aggregativity and is convenient for gosling eating.

The invention relates to a method for constructing a lake and reservoir water ecological system. The method comprises the following steps: S1, constructing water ecological basic conditions and improving water quality, wherein in water ecological basic condition construction, a nano hydrogen storage-oxygen storage material and a catalytic material are placed in a slow release box, the slow release box is placed in a lake and reservoir bottom layer area and carries hydroxide ions in the natural environment to an underlying water body and a bottom layer, and the slow-release box is also filled with a catalytic material, so that the enzyme activity and the microbial activity in the water body are activated; and S2, constructing a water ecological system, wherein a vertical structure is formed through aquatic plant construction, aquatic animal construction and microorganism construction, so that an aquatic plant community, an aquatic animal community and a microorganism community are formed, and the aquatic plant construction comprises submerged plant construction, emergent aquatic plant construction and floating-leaved plant construction. The method has the advantages that sludge degradation is promoted, accelerated conversion of nutritive salt substances is promoted, and natural purification can be achieved.

The invention relates to the technical field of water purification, in particular to a three-stage water purification system for aquaculture. The three-stage water purification system comprises a sedimentation purification tank; the sedimentation purification tank is provided with a biological purification layer, an aquatic plant purification layer and a physical purification layer sequentially from top to bottom; at least one biological purification box is arranged in the biological purification layer; the biological purification box comprises a box body; a base plate is mounted at the bottomof the box body; the box body is provided with an agent adding zone, a mother liquor preparation zone and a biological culture zone sequentially from top to bottom; an agent inlet pipe communicatingwith the interior of the box body is mounted at the top of the box body; and a water drain port communicating with the interior of the box body is formed in one side, close to the bottom of the biological culture zone, of the box body. In the three-stage water purification system for aquaculture, the biological purification layer is arranged to carry out effective biological purification on culture tail water, the aquatic plant purification layer is arranged to perform plant purification on the culture tail water and increase the oxygen content of water, and the physical purification layer isarranged to conduct primary physical purification on the culture tail water and effectively cultivate bacteria.

The invention provides preparation and application of a guaiacol-containing plant extract composite growth regulator for resisting plant viruses. The composite growth regulator comprises 40-90% by weight of effective components, with the balance being conventional auxiliary materials which are allowed to be used and acceptable in agricultural chemicals. The effective components comprise, based onthe total weight of the effective components, 20-50% of a pine extract, 5-20% of a quinoa extract, 2-10% of a tithonia diversifolia extract, 1-10% of a sophora alopecuroide extract and 1-5% of a garlic extract. The main effective components are derived from natural plant extracts, are easy to decompose under natural conditions, and are safe to the environment and the surrounding ecological system.Compared with a single plant virus agent, the composite growth regulator greatly reduces environmental pollution, and has a good effect on protecting the ecological environment.

The invention discloses a complex immunity enhancing agent for colossoma brachypomum fry breeding. The complex immunity enhancing agent for colossoma brachypomum fry breeding is used as a colossoma brachypomum fry feed additive. The complex immunity enhancing agent is prepared from, by weight, peptidoglycan, chitin, glycyrrhizin, vitamin C, vitamin, lactoferrin, maitake extracts, ganoderma polysaccharide, cypress fungus polysaccharide, sophora japonica extracts and epimedium extracts. Compared with the prior art, the complex immunity enhancing agent has the following advantages that raw materials in the composite immunity enhancing agent are stable in source, drug resistance caused when the same immunity agent is used within a long time can be effectively avoided, and meanwhile the complex immunity enhancing agent can be completely degraded under the natural condition and is free of residue in fry; by means of the immunity enhancing agent, it can be kept that the temperature of breeding pond water is 12 DEG C or above, it is guaranteed that fry breeding immunity is good, the fry producing specification and the fry survival rate are increased, the colossoma brachypomum fry breeding period is prolonged, and breeding cost is reduced to a certain extent.

The invention discloses a sugarcane fertilizer additive, which comprises the following raw materials: 6-10 parts by weight of trace elements; 6-18 parts by weight of humic acid chelated rare earth; 3-6 parts by weight of slow-release agent ; 4-6 parts by weight of water-retaining agent; 8-15 parts by weight of organic matter. The production method is as follows: firstly, humic acid and rare earth chloride or rare earth oxide are used for chelation reaction to prepare humic acid chelated rare earth, and then various materials are added, mixed uniformly, dried and pulverized. The fertilizer additive of the present invention is mixed evenly with chemical fertilizers and applied; the general addition amount is 5-7%; the addition amount in sugarcane base fertilizer is 5%, and the addition amount in sugarcane topdressing fertilizer is 7%. The fertilizer additive of the invention can improve the utilization rate of sugarcane to chemical fertilizers, increase the plant height and stem diameter of sugarcane, and increase the yield.

The invention provides the application of carbon nano-sol in cultivating strawberries, a strawberry seedling cultivation medium, a substrate and a strawberry cultivation method, belonging to the technical field of strawberry cultivation. The strawberry cultivation medium includes a volume fraction of 3%- 5% nano-carbon sol solution; the strawberry seedling cultivation substrate includes the following components in parts by weight: 45-50 parts of rice husk, 35-40 parts of vinegar grains, 5-15 parts of peat, and 1-3 parts of fermented sesame oil residue , 0.2-0.3 parts of organic fertilizer, 3-5 parts of nano-carbon sol solution. The method comprises: 1) collecting seedlings from healthy strawberry mother plants and planting them in the strawberry seedling cultivation medium to cultivate strawberry seedlings; 2) transplanting the strawberry seedlings into the strawberry seedling cultivation medium to carry out When 6-7 leaves are cultivated, they are transplanted to a breeding nursery for cultivation and division. The strawberry seedling cultivating medium and the strawberry seedling cultivating substrate can activate various enzyme activities of strawberry growth, and enhance the growth speed and quality of strawberry.

The invention relates to a triacontanol modified chitosan composite organic fertilizer and a preparation method thereof. The organic fertilizer comprises the following components in percentage by mass: 12-15% of triacontanol modified chitosan, 8-10% of sodium glutamate, 0.5-1% of potassium lauryl ether phosphate and 74-80% of deionized water. The compound organic fertilizer disclosed by the invention does not generate any pollution and toxic and side effects on the environment and human bodies while improving the crop yield and preventing and treating diseases and insect pests, can remarkablyreduce the use amount of traditional chemical fertilizers and pesticides and reduce pesticide residue pollution, and can activate soil and prevent soil hardening when being used as a base fertilizer.

The invention belongs to the technical field of crop plantation, and particularly relates to a plantation method of selenium-rich Saccharum officinarum. The plantation method of the selenium-rich Saccharum officinarum comprises the following preparation steps of: (1) sowing Astragalus sinicus L. and Saxifraga stolonifera Curt.; (2) harvesting the Astragalus sinicus L., and drying the Astragalus sinicus L. in the sun; (3) carrying out land preparation, and planting the Saccharum officinarum; (4) carrying out fertilizer application management: during a Saccharum officinarum tillering stage, carrying out first-time top application, applying composted manure, nitrogen, phosphorus and potassium compound fertilizer and Astragalus sinicus L. fermented fertilizer, during a Saccharum officinarum jointing stage, carrying out second-time top application, applying the nitrogen, phosphorus and potassium compound fertilizer, and spraying selenium-rich leaf fertilizer; and (5) carrying out routine management for the rest part. The plantation method disclosed by the invention is favorable for accelerating the Saccharum officinarum to adsorb selenium, so that the selenium content of the Saccharum officinarum is increased, and in addition, the plantation method disclosed by the invention can improve soil so as to further improve the yield and the quality of the Saccharum officinarum.

The invention provides a method for producing beer vinegar and belongs to the technical field of biological fermentation of foods. The method comprises the following key steps: adopting an intermittent wheat impregnation process (namely the impregnation temperature is 15-30 DEG C, draining and drying once every four hours, ventilating once every two hours, alternately impregnating for 2-3 days until the wheat impregnation degree is 35-50 percent) and a temperature control germination process (namely the germination temperature is 25-45 DEG C, the relative humidity is 65-85 percent, and germinating for 3-6 days) for preparing malts; performing wet grinding, and performing enzymolysis by using 0.01-0.05 percent of complex enzyme SBL-003 (based on dried malts) and 0.01-0.08 percent of complex enzyme SWB-005 (based on the dried malts); and fermenting by utilizing 0.1-1 percent of beer yeasts and 5-20 percent of acetic bacteria propagation solution (the propagation solution has the strain of 7015 and is purchased from the National Culture Collection Center), wherein the total acid content of the bacteria propagation solution is 1.5-2.0 g / 100mL, and finally obtaining the beer vinegar of which the total acid content is more than or equal to 3.8g / 100mL.

The invention discloses a washing machine control method, comprising adding water at a set water level and a detergent into the washing machine, heating the water mixed with the detergent in an outer drum, and pumping the heated water mixed with the detergent into the inner drum to be mixed with a load contained in the inner drum. Through the arrangement, the inlet water of the washing machine is firstly heated after flowing into the outer drum, and then the heated inlet water flow is uniformly sprayed to the load to be washed, so that the heated washing water is in full contact with the load in the drum, the detergent is uniformly mixed with the load to be washed at the optimal temperature, and thus the effects of activating the activity of the detergent, reducing the dosage of the detergent and improving the washing cleanliness are achieved. The invention further discloses a washing machine applying the control method.

The invention relates to a triacontanol-modified chitosan compound organic fertilizer and a preparation method thereof. The composition and mass percentage of the organic fertilizer are as follows: triacontanol-modified chitosan 12-15%, grain Sodium Amino Acid 8‑10%, Potassium Laureth Phosphate 0.5‑1%, Deionized Water 74‑80%. The compound organic fertilizer of the present invention does not produce any pollution and toxic side effects to the environment and the human body while increasing crop yield and preventing and controlling diseases and insect pests, can significantly reduce the usage of traditional chemical fertilizers and pesticides, and reduce pesticide residue pollution. In addition, the organic fertilizer can be used as base fertilizer When used, it can activate the soil and prevent soil compaction.

The invention discloses a fertilizer capable of prolonging a flowering phase for flowers and plants. The fertilizer is prepared from the following raw materials in parts by weight: 45 to 50 parts of Ascophyllum nodosum, 12 to 15 parts of flue-cured tobacco powder, 1 to 2 parts of ferric citrate, 5 to 6 parts of attapulgite powder, 3 to 4 parts of maltodextrin, 6 to 8 parts of calcium nitrate, 1 to 2 parts of sodium pyrophosphate, 0.5 to 0.6 part of sodium hydrosulfide, 32 to 36 parts of Astragalus membranaceus, 42 to 45 parts of peanut shell, 0.3 to 0.5 part of chloroacetic acid, 0.8 to 1.0 part of sodium hydroxide powder, an appropriate amount of a 0.2% potassium hydroxide solution, an appropriate amount of absolute ethyl alcohol, an appropriate amount of a 30% isopropanol solution and an appropriate amount of water. The flowering phase of the flowers and plants is prolonged by the fertilizer, ferric citrate is compounded with sodium hydrosulfide, so that the acceptable intake of a flower and plant root system for elements such as iron is greatly promoted, besides, the activity of endoenzyme inside leaves is activated, the growth of the leaves is promoted, the content of plant leaf chlorophyll and photosynthesis rate are improved, the oxidation process of flower and plant epidermis cells is eased, the flowering phase of the flowers and plants is promoted to be ahead-of-time, the flowering phase is prolonged, and an effective technical scheme is provided for ornamental values of the flowers and plants.

A method for preparing protein peptides by enzymatic hydrolysis of proteases, involving the field of biochemistry, comprising the following steps: firstly adjusting the pH of a substrate protein to 6.5-7.5, then adding flavor protease, vitamin B1, and cava, and stirring to carry out enzymatic hydrolysis reaction to obtain protein Peptide: In the method for preparing protein peptide by enzymatic hydrolysis of protease of the present invention, flavor protease is selected, and vitamin B1 and vitamin B1 are added, which can activate the enzyme activity of flavor protease and enhance the enzymatic hydrolysis of protein.

The invention relates to wrapped controlled-release fertilizers and particularly relates to a special organic-biomaterial-wrapped controlled-release fertilizer for wheat and a production process thereof. The special organic-biomaterial-wrapped controlled-release fertilizer is prepared from the following raw materials in percentage by weight: 73-75% of fertilizer core, 23-25% of wrapping layer, 1.0-1.5% of binder and 0.5% of seal brightener, wherein the fertilizer core is a special compounded fertilizer which is applied to wheat sowing after corn stalks are returned to field, and the special compounded fertilizer consists of a urea fertilizer, a diammonium phosphate fertilizer, a potassium chloride fertilizer and clay and contains 25-27% of elemental nitrogen, 15-17% of phosphorus pentoxide and 7-9% of potassium oxide; the wrapping layer is a bio-organic material which is formed through uniformly mixing, stacking and composting 70-75% of chicken manure, 20-25% of weathered coal, 4-5% of rice bran or wheat bran and 1-2% of decomposition agent; and the binder is water glass or modified starch.

The invention discloses a seedling raising method for leguminous plants in a dry-hot valley area, and mainly solves the problems that in the prior art, when an existing seedling raising method for the leguminous plants is used in the dry-hot valley area, germination accelerating and seedling raising are difficult, the conditions of low germination rate and low emergence rate are likely to occur, and the seedling quality is difficult to control. According to the seedling raising method for the leguminous plants in the dry-hot valley area, seed selection is conducted, a daidzin solution is used for soaking the seeds, then salicylic acid is used for soaking the seeds, warm water is used for enabling the seeds to germinate as soon as possible, then soil preparation is conducted, an eight-layer structure is laid for seed germination acceleration, and then the seeds are transplanted into a culture container filled with a matrix until the seeds grow into seedlings. Through the scheme, the seedling raising method achieves the purposes of high germination rate, short germination time and cost saving.