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155results about How to "Shorten seedling period" patented technology

Seedling growing method of apocarya

The invention relates to a seedling growing method of apocarya and belongs to the technical field of fruit trees and forest cultivation. The method includes the steps of sprouting breeding, grafting and post-grafting management. By means of the method, a large amount of scions are obtained each year and are grafted on the stock and the seedling with strong affinity in due time, so that stock grafting survival rate of the apocarya is improved. Grafted seedling preserving rate after large-amount grafting is over 90%. Further, the method achieves tree body stuntedness, shortens the juvenile phase and enables tree bodies to fruit earlier in the fourth year after grafting. The fruiting time is 6-8 years earlier than before. Simultaneously, the method provides a growing method for apocarya stock grafting seedlings and with strong operability for batch and variety seedling growing of the apocarya and greatly increases economical value of the apocarya.
Owner:INST OF BOTANY JIANGSU PROVINCE & CHINESE ACADEMY OF SCI +1

Root inducing agent and its preparation and use

The invention relates to a root accelerant for accelerating the growth of new roots for plant seeds, root system or cottage organs, which comprises plant growth regulator, macronutrient and minute quantity nutriment elements, wherein said plant growth regulator includes DPC, 1-naphthalene acetic acid, indoxylic butanoic acid, 6-benzyl amino leucon and 2,4-Dichlorophenoxyacetic acid. The invention also relates to the process and usage of the root accelerant.
Owner:INST OF COTTON RES CHINESE ACAD OF AGRI SCI +1

Method for promoting plant grow using light source and light source products thereof

The invention discloses a method for promoting plant growth by illumination, in particular to designing a light source product with universal meaning according to the spectrum demanded by plant growth, therefore the method of supplementary illumination of plants in raising seedling of plastic tents and factories is found. The method comprises the following processes: (1) seedling preparation; (2) confirming the absorption spectrum of the plants; (3) testing the photosynthesis under different light qualities; (4) comparing and analyzing the experiments so as to confirm the light absorption of different plants; (5) designing light source equipment; (6) supplementary illumination is carried out to the plants. In the method, spectrum test equipment is used for testing the plants with different types; the light sources with different wavelengths are chosen and made according to the absorption spectrum of the plants, therefore the pertinence and efficiency of the light source can be improved efficiently. The bud ratio and the survival ratio can also be improved efficiently, the seedling state can be shortened, the biomass of seedlings can be increased, and the height of the seedlings and the number of leaves are promoted for increasing, thus shortening the growth period of the plants efficiently and improving the efficiency and benefit during raising seedling and growth.
Owner:GUANGXI ACAD OF SCI

Multifunctional superfine powder rice seed coating agent

The multifunctional superfine powder rice seed coating agent is compounded with imidacloprid and other pesticide, Seedvax and other germicide, sodium nitrophenolate compound and other plant growth regulator, trace element fertilizer and other active components as well as compound filming agent chitosan and other non-active components, and through superfine grinding and other steps. It can form film automatically while being set in water and may be used for coating rice seed for raising seedling in water, raising seedling in dry land and direct seeding, with the weight ratio between the coating agent and the rice seed being 1 to 300-600. It can prevent diseases and pests of rice seedling for 50-65 days and promote rice seedling growth.
Owner:HUNAN AGRICULTURAL UNIV

Cotton seedling raising transplantation method

The invention relates to a method for transplanting cotton seedlings. The method comprises three steps of preparation of a matrix, sowing and transplanting sequentially. Step 1, cotton stalks, rape stalks, corn stalks, soybean stalks or wheat straws are crushed, added with a nitrogenous fertilizer, and mixed with human excrement or livestock and poultry manure bio-fertilizer or other fertilizers to obtain a mixture which is treated to obtain a prepared material, then the prepared material is sun-dried or baked, added with a fungicide and bagged for spare use; step 2, the prepared cotton stalk matrix or the matrixes prepared from other stalks are filled in a seedling raising aperture disk or flatly spread on a plastic film laid on the ground as a seedbed, seeds are sown, watered and covered with an agricultural film, and seedlings are raised under heat insulation condition; step 3, an antitranspirant and a rooting agent are applied before transplanting; the taken seedlings are bound, put in the watered rooting agent solution for root soaking, and then taken out and put in a watered gel containing a water retention agent to dip the roots; when in transplantation, the water retention agent is applied to planting furrows; after transplantation, the seedlings are covered with soil, and irrigated with adequate water for fixing the roots. The method is characterized by high seedling survival rate, stable effect, short rejuvenation period, low cost and environmental protection.
Owner:操宇琳

Planting method of brassica oleracea L.var.capitata L.

The invention relates to the field of vegetable planting, in particular to a planting method of brassica oleracea L.var.capitata L.. The planting method of the brassica oleracea L.var.capitata L. comprises the following steps of A, variety selection; B, seedling growing; C, land preparation and arrangement of moisture in the soil; D, fertilization; E, transplantation and field planting; F, field management; G, insect disease prevention; H, timely harvesting. According to the planting method disclosed by the invention, insect disease can be effectively prevented from happening by selecting a disease-resistant variety and adopting seed sterilization treatment and soil sterilization treatment; seedlings are cultured by using a nutrition dish, the transplantation with soil can be carried out when in transplantation and field planting, the seedling stage can be shortened, and the tidy growth can be facilitated; dedicated organic-inorganic mixed fertilizer of the disease-resistant variety integrates organic and inorganic fertilizers into a whole, the problems of the lack of organic fertilizer and difficult fertilization of the organic fertilizer can be solved, the matching ratio of nitrogen, phosphorus and potassium is coordinated, and the fertilization efficiency is obvious; composting is carried out by adding a decomposition agent in tobacco powder, and a composting and slaking process of the tobacco powder can be quickened; the whole-life requirement on nutrient of a plant can be met just by carrying out hole fertilization of fertilizer in one time, and the labor is saved.
Owner:通海县土壤肥料工作站

Seedling raising substrate for wind prevention and sand fixation plants and preparation method of seedling raising substrate

The invention discloses a seedling raising substrate for wind prevention and sand fixation plants. The seedling raising substrate is prepared from municipal sludge and biomass charcoal in such a manner of aerobic composting. The invention also provides a preparation method of the seedling raising substrate. The seedling raising substrate for the wind prevention and sand fixation plants is prepared by carrying out aerobic composting on the raw materials (municipal sludge and the biomass charcoal) and adding a certain quantity of water-retaining agent and plant growth regulator to the raw materials; the seedling raising substrate is rich in nutrient elements such as organic matters and nitrogen phosphorus and potassium, and also has strong microbial activity; the plants cultivated by use of the seedling raising substrate have prosperous root systems; the substrate is applied during transplanting so that the rejuvenation period of the transplanted plants can be shortened and the survival rate of the transplanted plants can be increased; in short, the seedling raising substrate is highly suitable for afforestation and grass planting on difficult sites such as droughty desert areas.
Owner:INST OF SOIL FERTILIZER & WATER SAVING AGRI GANSU ACAD OF AGRI SCI

Easy and fast seedling method for hybrid pear seeds

The invention discloses an easy and fast seedling method for hybrid pear seeds, which comprises the steps of fruit management, seed management and seedling management, wherein the fruit management is as follows: hybrid fruits can be collected in 5-10 days before morphological maturity and are aired and pre-arranged for 3-4h, and then are instantly arranged in a miniature mechanical refrigeratory for refrigeration under the temperature of 3-5 DEG C and a humidity of 85-95 percent; and the hybrid fruits can be stored until the first ten-day period of January in next year in the refrigeratory; the seed management is as follows: the hybrid fruits are delivered from the refrigeratory and are immediately cleaned and then are aired for 48h under a room temperature (0-10 DEG C); then the hybrid fruits are dipped for 0.5-1.0h by formaldehyde (formalin) 100 times liquid with a concentration of 40 percent; and then the hybrid fruits are directly sown without sand storage and lamination; and the seedling management is as follows: when the cotyledons of the seedlings are developed to two cotyledons and one core, the cotyledons are directly transplanted to a selective nursery in the current year with a permanent planting density of 2.0m*1.0m; and only the central trunks of the seedlings are maintained for extended growing so as to increase the height of crowns and try to enter the 'childhood length' of the adult stage as early as possible and shorten the childhood period.
Owner:INST OF FRUIT & TEA HUBEI ACAD OF AGRI SCI

Cotton net bottom plastic container seedlings transplanting method

The present invention relates to a cotton net-bottom hole-plate seedling-culticating and transplanting method. Said method includes the following several main steps: preparing seedling bed, spraying carbofuran, adding protecting agent for emergence of seedlings into the soil to obtain nutrient soil, filling a half of nutrient soil into the hole of net-bottom hole plate, then placing cotton seed into said hole, making the hole be filled up with nutrient soil, placing the net-bottom hole plate into the seedling bed, watering and covering the hole-plate with a layer of fine soil, spraying glyphosate, covering the seedling bed with a layer of rice straw, film-nulching, after the seedlings are emerged, removing film, applying seedling-tonifying agent and making transplantation.
Owner:YANGZHOU UNIV

Gamma-polyglutamic acid and naphthylacetic acid combined type rooting agent and using method thereof

The invention discloses a gamma-polyglutamic acid and naphthylacetic acid combined type rooting agent, which contains pure biological fermentation active components including gamma-polyglutamic acid, naphthylacetic acid, indolebutyric acid, MgSO4, HBO3, Na2MoO4 and the like. The invention further discloses a using method of the rooting agent. The rooting agent has high active biological functions, wherein the gamma-polyglutamic acid and the naphthylacetic acid respectively have synergetic effects. The gamma-polyglutamic acid and naphthylacetic acid combined type rooting agent can accelerate the plant root cell division speed, promote rootage and root enhancing and improve absorbing capacity of root systems to nutrition, and is suitable for transplantation of vegetable seedlings including tomatoes, green vegetables, cucumbers, hot peppers, rapes and the like and cottage or transplantation of woody trees and flowers and plants which are difficult in rootage.
Owner:NANJING SHINEKING BIOTECH CO LTD

Biological bacterium water-retaining organic fertilizer and preparation method thereof

The invention relates to an organic fertilizer technology and specifically relates to biological bacterium organic fertilizer and in particular to biological bacterium water-retaining organic fertilizer and a preparation method thereof, which solves the problem that the conventional organic fertilizer cannot help soil to resist drought and retain water. The biological bacterium organic fertilizer is prepared from the following raw materials in part by weight: 150 to 170 parts of chicken manure, 210 to 230 parts of humic acid, 60 to 70 parts of bean pulp, 15 to 18 parts of lactic acid bacteria and 50 to 60 parts of water-retaining agent, wherein the humic acid is one or a mixture of any one of sodium humate, potassium humate, phosphamidon humate, ulmic acid and grass carbon soil in any ratio. The biological bacterium organic fertilizer is prepared by the following steps: (1), placing the chicken manure into a fermenting tank and performing primary fermentation at normal temperature, wherein the fermentation time is 4 days and the raw materials are turned over for three times every day during fermentation; (2), adding the lactic acid bacteria and mixing uniformly; and (3), spreading the raw materials and performing secondary fermentation.
Owner:FENYANG JINTUDI BIOLOGICAL TECH ORGANIC FERTILIZER

Degradable bio-based seedling raising pot, production method thereof, regulation method in degradation period and application of degradable bio-based seedling raising pot

The invention discloses a degradable bio-based seedling raising pot, a production method thereof, a regulation method in a degradation period and an application of the degradable bio-based seedling raising pot. The degradable bio-based seedling raising pot is produced from straw powder, wheat bran and an adhesive through dry-method hot pressing after mixing. The degradable bio-based seedling raising pot can keep certain strength in a seedling raising process and is relatively complete in appearance, after seedlings and the pot are transplanted to a field simultaneously, the pot can crack and disintegrate rapidly, and plant root extension is facilitated.
Owner:CHINESE ACAD OF AGRI MECHANIZATION SCI

Cold-resistant acclimation method for kandelia candel seedling pot plants planted at high latitude

The invention relates to a cold-resistant acclimation method for kandelia candel seedling pot plants planted at a high latitude. The method successively comprises the following steps that firstly, kandelia candel hypocotyls developing well are collected, soaked by using seawater and transplanted to a planting field as soon as possible; secondly, flower pots are placed on the planting field and then filled with planting soil; then, the kandelia candel hypocotyls are inserted and planted in the flower pots; finally, before winter, a greenhouse is built on the planting field, it is guaranteed that tidewater can normally rise and fall to the interior of the greenhouse, and the kandelia candel hypocotyls which are inserted and planted in the flower pots are subjected to high-temperature and low-temperature alternative acclimation cultivation. According to the cold-resistant acclimation method, in the natural mudflat environment, a potting technology is used for seedling raising and acclimation at the same time, the survival rate is increased, and afforestation through kandelia candel is achieved in harsh mudflats; in the seedling raising process in winter, the environmental temperatureof the greenhouse is continuously adjusted, so that seedlings gradually adapt to the cold climate, the adaptive capacity to the lower temperature is improved, and the mangrove forest grows in a high-latitude area with the north latitude of 28-31 degrees.
Owner:舟山赛莱特海洋科技有限公司

Organic fertilizer and its production process

The invention relates to an organic fertilizer and its productive technique, which belong organic fertilizer and its productive technical field. Its characteristics is: the content of N+P2O5=K2Oí¦6%,that of organic substanceí¦30%; nitrogen; urea power whose nitrogen contentí¦46%, phosphor phosphor whose P2O5 contentí¦14%, kalium: potassium sulfate whose K2O contentí¦50%; according to the mess ratio, urea :4-6%, phosphor:14-16%, potassium sulfate :3-5%, humic acid (whose organic contentí¦55%) :49-51%, expanding chicken manure (whose organic contentí¦30%):14-16%, high calcium clay :10-12%. Its productive technique is: mix and sir -make particle- dry- cool-package. The invention has the advantages: (1) any nutrition the plants need; (2) scientific dispensation ; (3) can reduce alkalinity and salinity of soil; (4) can be used as basic fertilizer ; (5) wide range of application; (6) has high productivity and increased quality; (6) no harm to the public.
Owner:YANTAI DIYUAN BIOTECH

Method for manufacturing float seedling matrix for hot pepper

The invention discloses a method for manufacturing float seedling matrix for hot pepper, which comprises the following steps: cutting off and crushing corn straws to obtain grains A; fully fermenting and decomposing the grains A, and then crushing the grains A again to obtain grains B; mixing the grains B and vermiculite according to a volume ratio to obtain a mixture C; fully fermenting and decomposing oil cakes to obtain decomposed oil cake powder D; and mixing the mixture C and the decomposed oil cake powder D according to a volume ratio to obtain the float seedling matrix for the hot pepper. The raw materials for the production are convenient to obtain and have wide source; and the matrix applied in the production can remarkably promote the sprouting rate of hot pepper seeds and the growth of hot pepper roots, improve the seedling survival rate and strong seedling index of hot pepper seedlings, reduce the seedling revival period of the hot pepper seedlings transplanted in large fields, and finally remarkably improve the biological yield and economic yield of hot pepper cultivation and the quality of the hot pepper so as to contribute to the improvement of the production benefit of the hot pepper.
Owner:贵州省辣椒研究所

Method for planting brassica oleracea L.var .botrytis L.

The invention relates to the field of vegetable plantation, in particular to a method for planting brassica oleracea L.var .botrytis L..The method for planting brassica oleracea L.var .botrytis L.comprises the following steps of 1, variety selection; 2, seedling culture; 3, soil preparation and soil moisture regulation; 4, fertilizer application; 5, transplanting and field planting; 6, field management; 7, disease and insect pet prevention; 8, leaf binding and flower protection; 9, harvesting conducted in good time.The method is simple and convenient to operate, brassica oleracea L.var .botrytis L.can grow vigorously, resist to diseases and be high in quality and yield, cost can be saved, and synergism, ecological efficiency and environmental protection can be achieved.
Owner:通海高原农产品有限公司

Cucumber seedling substrate and preparing method thereof

The invention discloses a cucumber seedling substrate. The cucumber seedling substrate is prepared from, by weight, 1.5-2.5 parts of biogas dregs, 4-6 parts of chicken manure, 35-45 parts of biological carbon inoculant, 1.5-2.5 parts of straw powder and 1 part of perlite. The preparing method comprises the steps of taking components by weight part and mixing evenly the components through a roller. According to the cucumber seedling substrate, no grass carbon is adopted at all, therefore, the problems that grass carbon is expensive and is non-renewable in resource are solved, meanwhile the problem that large biogas residues pollute environment and an environment pollution problem brought by random stacking and arbitrary firing of corn and wheat straw are solved, and the cucumber seedling substrate can effectively maintain living and life environment of people, is beneficial to cycle development of agricultural economy, and has remarkable economic and social benefits. The use of the cucumber seedling substrate can effectively promote the growth of cucumber root systems, meanwhile is beneficial to reducing occurrence of soil-borne diseases, reduces the use of chemical agents, and facilitates the production of green vegetables.
Owner:BIOLOGY INST OF HEBEI ACAD OF SCI

Method for picea balfouriana somatic embryo generation and plant regeneration

The invention relates to a method for picea balfouriana somatic embryo generation and plant regeneration, which comprises steps of collecting picea balfouriana open pollination clonal cones, and separating immaturate zygotic embryos out for somatic embryogenetic culture, wherein the somatic embryogenetic culture comprises four stages, i.e. an embryogenetic callus inducing stage, an embryogenetic callus multiplicating stage, a somatic embryo maturity stage and a somatic embryo germination stage. Compared with the prior art, the method has the advantages that the seedling stage is greatly shortened, and natural maturing rate, seed maturation rate, differentiation rate and germination rate are all improved. The seedling culture method having short period, high multiplying rate, closely linked cultivation steps and low cost is provided for popularizing and planting picea balfouriana in a large scale for forestry production, is suitable for a rapid propagation technical system of picea balfouriana cell engineering and satisfies the requirements of markets on picea balfouriana.
Owner:INST OF FORESTRY CHINESE ACAD OF FORESTRY

Leaf preserving agent and preparation method thereof

The invention discloses a leaf preserving agent and a preparation method thereof. The leaf preserving agent mainly contains the following active constituents in parts by weight: 1-5 parts of 8-hydroxyquinoline sulfate, 5-10 parts of polyacrylic potassium, 0.01-0.1 part of alpha-naphthylacetic acid and 2-3 parts of moistening developing agent. Employing the leaf preserving agent can increase the plant transplanted survival rate to 96-100 percent and shorten the seedling recovering stage by 5-7 days.
Owner:安阳全丰生物科技有限公司 +2

Efficient olive seedling culture method

The invention relates to an efficient olive seedling culture method and belongs to the technical field of olive seedling culture. The seedling culture method comprises six steps as follows: preparation of a seedling greenhouse and a seedbed, selection and shearing of cutting branches, treatment of the cutting branches, cutting, management of the seedbed as well as transplantation and trimming. The method is simple, reliable and easy to master, callus and root system forming time can be effectively shortened, callus can be formed after 20 d of cutting, adventitious roots can be developed after about 1 month, transplantation can be performed after about two and a half months, the planting survival rate can be greatly increased, meanwhile, seedlings can be taken out of nurseries and transplanted after 8-10 months instead of about 18 months originally, and the whole period is shortened by about 10 months, so that the method has significant economic benefit.
Owner:永仁绿原农业开发有限公司

Seedling growing method of lampstand tree

Owner:XISHUANGBANNA TROPICAL BOTANICAL GARDEN CHINESE ACAD OF SCI

Planting method for improving quality of loofah

InactiveCN107200621AMelon shaped long straightUniform sizeCalcareous fertilisersBiocideVitamin CGreenhouse
The invention discloses a planting method for improving quality of loofah, which relates to the technical field of loofah planting. The planting method comprises the following steps: (1) selecting a variety; (2) selecting and preparing land; (3) building a greenhouse; (4) preprocessing seeds; (5) seeding and raising seedlings; (6) transplanting and field planting; (7) field managing; and (8) harvesting. The loofah obtained by the planting method is high in yield and quality, long and straight, uniform in size, bright in color, tender in flesh and high in content of vitamin C.
Owner:合肥卓畅农业科技有限公司

Method of growing seedlings of Cuiguan pear seeds

The invention discloses a method of growing seedlings of Cuiguan pear seeds, which relates to the technical field of pear tree planting and comprises the following steps of: (1), seed collection; (2),seed treatment; (3), seed soaking treatment; (4), germination treatment; (5), sowing and seedling raising; (6), seedling management; and (7), seedling lifting and outplanting. The method shortens thecycle of raising seedlings, has high germination rate and survival rate, obtains seedlings with developed root systems, and improves the quality and yield of Cuiguan pear.
Owner:ANHUI HUIDA AGRO

Method for raising seedlings by cutting on micro-propagation films of fast-growing poplar in saline-alkali soil regions

Disclosed is a method for raising seedlings by cutting on micro-propagation films of fast-growing poplar in saline-alkali soil regions. The method includes measures of a series of technical links such as soil improvement, shearing and processing for cutting slips of the poplar, bed making and film mulching, a hard wood cutting technology implemented on the films, control for cutting time and density and nurse and management for the seedlings. The method for raising the seedlings by cutting has the advantages that terrestrial germination and shooting and subterraneous rooting are taken into consideration, requirements of the terrestrial germination and shooting and requirements of the subterraneous rooting are respectively met, and benefits of the terrestrial germination and shooting and benefits of the subterraneous rooting are respectively realized; after two years of tests for raising seedlings and investigation and analysis, effects of the method for raising the seedlings are obviously improved, a survival rate of the seedlings reaches 95% at least, the seedlings are complete and strong, and heights of one-year seedlings range from 3.5 meters to 4 meters; growing periods of the seedlings are prolonged by nearly a month; salt suppressing and water saving effects are obvious; the nurse and management frequency is reduced; the seedling raising cost is greatly reduced; and a survival rate of afforestation is obviously increased.
Owner:TIANJIN UNIVERSITY OF TECHNOLOGY

Root soaking agent recipe and application thereof to strawberry transplanting

The invention discloses a root soaking agent recipe and an application thereof to strawberry transplanting. The root soaking agent recipe is characterized in that ingredients including WONGs polysaccharide, beuveri, bacillus subtilis, indole potassium butyrate, chelating calcium fertilizers, chelating iron fertilizers and polyacrylamide are proportioned according a mixture ratio, and a root soaking agent is obtained. During the strawberry transplanting, the root soaking agent is dissolved into 500 times of water solution, and the root soaking processing is carried out for 5 minutes. The root soaking agent has the advantages that beneficial bacteria, trace element fertilizers and resistance regulators can be integrated, and stores the beneficial bacteria, the trace element fertilizers and the resistance regulators around the roots of strawberries, the seedling recovering period can be effectively shortened, and the survival rate is improved. The manufacturing process of the root soaking agent is simple, and the cost is low.
Owner:李晓菁

Southern propagation and northern breeding method for plug seedlings of strawberries

ActiveCN108464202ASpeed ​​up the breeding processPromote early differentiationGrowth substratesCulture mediaFragariaBEACH STRAWBERRY
The invention relates to a southern propagation and northern breeding method for plug seedlings of strawberries. The southern propagation and northern breeding method comprises the following steps: 1)breeding strawberries in a warm and suitable area in the south in spring to grow a great number of healthy creeping stems; and 2) transporting the creeping stems to a cold and suitable area in the north in summer, and breeding the creeping stems by using a plug seedling raising method until the creeping stems blossom and bear fruits. According to the southern propagation and northern breeding method, the creeping stems of the strawberries are propagated and bred by sufficiently utilizing the warm climate in a specific region in the south in spring, and then, blossom buds of the seedlings of the strawberries are promoted to differentiate by utilizing advantages of the climate in a cold area of a specific region in the north in summer.
Owner:北京市林业果树科学研究院

Lawn produced from municipal sludge compost mixed matrixes and preparation method thereof

The invention discloses a lawn produced from municipal sludge compost mixed matrixes and a preparation method of the lawn. The preparation method comprises the following steps that air-dried decomposed coarse municipal sludge compost is selected for screening, and the grain diameter of the screened compost ranges from 2 mm to 5 mm; the compost is mixed with any two of rice chaff, vermiculite and perlite, and the mixture is stirred evenly to obtain the mixed matrixes; the land is leveled; insecticide is sprayed; an isolation layer is laid; the isolation layer is evenly covered with the mixed matrixes; grass seeds are evenly sown and are covered with the mixed matrixes for 0.5 cm after seeding is completed; the mixed matrixes are covered with a sunshade net. By means of the preparation method, the quality of the lawn can be improved, production cost and planting cost can be lowered, and land and water resources can be saved; moreover, the water control effect can be consolidated, energy conservation and emission reduction can be promoted, a large amount of excess sludge generated in the sewage disposal process can be effectively eliminated, pressure from gradual deficiency of garden matrixes and unstable sources can be relieved, and therefore the preparation method is a sustainable sludge recycling method with extremely high application value.
Owner:ZHENGZHOU UNIVERSITY OF LIGHT INDUSTRY

Method for cultivating high-oil peanut varieties

The invention provides a method for cultivating high-oil peanut varieties. The method mainly comprises the following steps: young peanut leaves with seedling age of 5-7 days are cultivated in an induction and mutagenesis medium with NAA, BAP and pingyangmycin for in-vitro mutagenesis culture; surviving explants are transferred to an adventitious bud differentiation and high-oil body directional screening medium supplemented with BAP and hydroxyproline for culture; obtained high-oil seedlings are transplanted to plastic greenhouses or high-temperature greenhouses after aseptic grafting, and normal seeds are obtained; progeny of the obtained high-oil bodies are bred with pedigree selection, and by combination with generation increasing in Hainan island and high-temperature greenhouses, 3 generations can be planted each year. The high-oil bodies are screened by in-vitro mutagenesis and in-vitro directional screening, and the problems of low mutagenesis frequency and incapability of directional breeding in conventional mutagenesis breeding are solved. The high-oil bodies are directionally screened and non-high-oil bodies are eliminated in the medium, and the problem of consumption of alarge quantity of manpower, material resources and financial resources in the identification of mutant progeny is solved.
Owner:QINGDAO AGRI UNIV

Method for using chitin to promote rooting of vegetable seedlings

The invention discloses a method for using chitin to promote rooting of vegetable seedlings. The method is characterized by mainly including the following steps: 1), weighing, by weight, 5-10 parts of chitin powder, and preparing chitin organic water-soluble fertilizer with chitosan content to be 30-40g / l for standby use; 2), taking and diluting 50% of the chitin organic water-soluble fertilizer obtained in the step 1) by 700-800 times, and soaking roots of green vegetable seedlings in a dilution of the chitin organic water-soluble fertilizer for 0.3-1h; 3), subjecting the green vegetable seedlings to organic-ecotype soilless cultivation, and diluting another 50% of the chitin organic water-soluble fertilizer obtained in the step 1) by 500-700 times for sprinkle-applying when a leaf vegetable has 5-6 main leaves or a melon has 2-4 main leaves. By the method, the chitin is used to quickly increase rooting speed of the green vegetable seedlings, so that seedling recovery period is shortened; natural organic fertilizer is used in the whole process of planting, so that harvested vegetables are low in pesticide residue rate, and standards of green vegetables are met.
Owner:GUANGXI NANNING BIWAN GARDAN ENG
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