117results about How to "Strong plant growth" patented technology

The invention relates to a planting method of famous and precious Chinese herb medicine dendrobium officinale, and the method is characterized in that a cultivation bed of a plantation trough with an undulated bottom is established under a certain facility environment, multiple mixed organic matrixes mainly comprising pine bark are paved, a nondestructive planting technology for stretching tissue culture seedling roots is adopted, and scientific and reasonable dendrobium officinale planting method adopting comprehensive cultivation measures such as a photo and temperature control technology, a fertilizer control technology, an insect and harmful organism nuisanceless control technology and a sustainable harvesting technology is adopted in different growth seasons and for different plants according to the biological characteristics of the dendrobium officinale; and due to the adoption of the method, the ventilation, moisture evaporation and moistening functions of a plant root environment can be enhanced, and harmful substances influencing the growth of the plant can be eliminated in time, so that the plant can grow strong, active components are highly concentrated, the resistance is enhanced, a purpose of high yield and excellent quality can be realized, the high yield and stable yield of the dendrobium officinale can be guaranteed, the product quality is excellent, sustainability for harvesting the dendrobium officinale for multiple years can be realized, and super high yield of fresh products about 600kg per Mu every year can be realized after the method is put into production.

The invention discloses a planting method capable of improving the passion fruit yield and quality, and the method is characterized in that an adopted shed frame is a double-travelling flat shed frame which is in the shape of a double-row Chinese character 'men', the pile spacing of the shed frame is 3 meters, the pile height is 2.5 meters, a nylon net is arranged on a shed top so as to form a horizontal shed frame, and passion fruit trees are planted between the piles of the shed frame according to the planting space of (2-3)m*(2-3)m; and an additional fertilizer is applied during the seedling stage, growing stage and fruiting stage of the passion fruit, night soil, peanut bran and a phosphatic fertilizer are adopted in parts by weight according to the ratio of 100:(19-21):(28-32), are put in a manure pit to biodegrade for a month to be produced into manure of fermented night-soil mixed with water, and the manure of fermented night-soil mixed with water and the phosphatic fertilizer are sprayed to roots for 2-3 times. The shed frame which is in the shape of the Chinese character 'men' is adopted, uniformly stressed and not easily fell, is low in cost, and has good ventilation and photopermeability, less pest and disease damage are less, the self-making special fertilizer is adopted and sprayed to the roots during different growing stages of the plant, the plant grows strongly, the fruit is big and full, has bright colors and contains high sugar content, and the acre yield is improved by 20-50%.

The invention discloses a cultivation method of dendrobium officinale and a special nutrient solution thereof. The nutrient solution is composed of solutes and a solvent. The solvent is water, and the solutes include an N source, a P source, a K source, a Ca source, a Mg source, a Fe source, a B source, an Mn source, a Zn source, a Cu source and a Mo source, wherein the mass ratio of N element, P element, K element, Ca element and Mg element in the N source, the P source, the K source, the Ca source, the Mg source is (3-5): (1-4): (1-4): (1.5-2.5): 1. According to the cultivation method of the dendrobium officinale, solid culture can be performed under suitable artificial light or natural light, growth and development of the dendrobium officinale can be promoted, production cycle can be shortened, and yield and quality of the dendrobium officinale can be improved finally. Therefore, the cultivation method of the dendrobium officinale and the special nutrient solution thereof have broad application prospects.

The invention relates to the technical field of agricultural fertilizer, and particularly relates to a long-acting slow release fertilizer for grapes. The long-acting slow release fertilizer comprises the following components in parts by mass: 32-40 parts of nitrogen, phosphorus and potassium, 25-30 parts of organic matter, 10-15 parts of calcium, magnesium and sulfur serving as secondary elements, 4-5 parts of trace element, 0.1-0.3 part of polyacrylamide, 0.01-0.03 part of a soil conditioner, 0.08-0.15 part of a fertilizer synergist, 0.01-0.03 part of a fertilizer controlled-release agent and 3-6 parts of bentonite. By adopting the long-acting slow release fertilizer for grapes provided by the invention, the effective time of the fertilizer is long, the yield and the quality of the grapes are greatly improved, the pulp is delicious, the nutrition is abundant, soil hardening is avoided, the grape plant grows vigorously, and the disease and insect resistance is strong.

The invention particularly relates to a composite organic nursery substrate and a production method thereof. The substrate adopts leftovers of edible fungi and peanut shells as main materials, adopts peat, vermiculite, rice husk ash and attapulgite as accessories and adopts water retention agents, green fertilizers and ferrous sulfate as additives. The volume ratio of the main materials is 40-60:20-30 in sequence, the accessories are 5-20% of the main materials and the additives are in proper quantities. The production process of the substrate is as follows: decomposition pretreatment is carried on the main materials; the accessories and additives are added according to the volume ratio and are stirred evenly until the mixture passes test to be a qualified finished product. The substrate of the invention has good quality, rapid and neat emergence of seedlings, healthy plant growth and good water retention. The fertilizer efficiency can last for 30-50 days, enough for the growing development of the seedling stage, thus simplifying the management of labor power on plug seedling. Meanwhile, with good buffer action, the substrate can be widely applied to seedling culture of various organisms such as vegetables, flowers, cotton, rice, tobacco and nursery stocks, etc.

The invention discloses a preparation method of a special organic matrix for cherry tomatoes. The preparation method comprises the steps of fermentation treatment, air drying and crushing treatment, screening, cleaning and winnowing process treatment and the like on an organic matrix, wherein according to the prepared organic matrix disclosed by the invention, the total nitrogen content is 8-12 percent, the carbon content is 65-72 percent, the total sugar content is 8-12 percent, the reducing sugar content is 5-9 percent, the nicotine content is 1-1.8 percent and the humic acid content is 7-12 percent. With the adoption of the prepared organic matrix, the yield of the cherry tomatoes can be greatly increased, the quality is improved, and the occurrence of diseases can be effectively reduced.

The invention relates to a production method for realizing double-cropping fruiting of grapes. The production method specifically comprises the steps of carrying out pruning on grape fruit trees and dormancy breaking and bud forcing on branch buds in autumn and winter periods every year, and thus promoting the grapes to germinate, bloom and fruit earlier; appropriately planning to prune the grape fruit trees of which first-cropping fruit harvesting is completed and carrying out secondary bud forcing and flower forcing, and thus promoting the grape fruit trees to realize secondary flowering and fruiting. A dormancy breaking and bud forcing agent is formed by hydrogen cyanamide water solution; during production and management of the grape fruit trees, fertilizer is applied according to a conventional method, besides, novel fertilizer-organic water soluble fertilizer which is formed by pretty red flowers and a kalium-calcium pack is additionally applied; optimized selection, matching and scientific application are carried out on how to select and apply leaf fertilizer. The production method disclosed by the invention has the beneficial effects that high yield, stable yield and good quality of the one year-two harvest grapes can be realized.

The invention relates to the novel technical field of fruit tree production management, in particular to a production management method for achieving double-season fruit yielding of grapes. The production management method comprises the steps that the grape trees are pruned in the early spring period every year, broken sleep and accelerating germination are conducted on branch buds, and the grape trees are promoted to sprout, bloom and yield fruits early; the grape trees are pruned in a good time and secondary accelerating germination and flower forcing are conducted after first season fruits are harvested, and secondary blooming and fruit yielding of the grape trees are promoted. A broken sleep and accelerating germination agent is a novel and effective agent which is composed of a hydrogen cyanamide water solution, gibberellin and super absorbent resin. In order to achieve high and stable yield of the double-season grape trees, except for fertilizer applying through a conventional method, a novel fertilizer - a solid nutrient solution fertilizer composed of KOMIX organic activity humic acid fertilizer, a water-retaining agent and water is additionally applied in the production management of the grape trees. In order to promote the stable yield and high quality of the two times of grape yielding, optimization selection and collocation and scientific applying are conducted on selection and application of leaf fertilizers.

The invention discloses a grape cuttage seedling method, which comprises the following steps of (1) soil preparation and ridge making; (2) rooting agent selection; (3) material selection and cuttage; and (4) management after cuttage and transplanting. When the cuttage seedling method provided by the invention is adopted, good properties of grape mother strains can be maintained, and the method has the advantages that the propagating factor is high, the plant growth is healthy, strong and regular, the operation is simple and convenient, and the like. The seedling propagating number is improved by more than 80 percent through being compared with that of a root burying seedling method, in addition, the popularization and the application are easy, the cost is low, the propagating period is short, and the seedling growth is fast.

The invention relates to a high-yield cultivation method for honeysuckles in low mountains and hills. The method includes the key technical steps such as variety selection, raising of seedlings by cutting, digging of planting holes, base fertilizer application and planting, covering of mulching films, pruning, integrated control of plant diseases and insect pests and topdressing. The method is characterized in that growth and development of plants of the honeysuckles are obviously promoted, the time limit ahead of the high-yield period is shortened, the yield of the honeysuckles is improved, and the quality of the honeysuckles is guaranteed. Compared with an ordinary planting method, the high-yield cultivation method enables the yield in the first year after transplant to be promoted by 56.7%, the yield in the second year after the transplant is promoted by 87.3%, and the yield in the third year after the transplant is promoted by 116.6%. However, no obvious changes happen on the content of chlorogenic acid of the honeysuckles and contents of galuteolin of the honeysuckles, the content of the chlorogenic acid of the honeysuckles and the content of the galuteolin of the honeysuckles all meet the standard provisions of <pharmacopoeia of the people's republic of China> (2010 version), and social benefits, economic benefits and ecological benefits are remarkable.

The invention provides a special culture medium for Lilium spp., which has great water and fertilizer conservation capacity and stable physical and chemical performance, is clean, also has a physical disinfection effect, can continuously provide nutrient elements required for growth of Lilium spp. and is suitable for the growth of the Lilium spp. The special culture medium for Lilium spp. is made of the following components: white peat, black peat, pine barks, maifan stone particles, perlite and trace element controlled-release fertilizers, wherein the white peat comes from moss peat; the black peat comes from moss peat; the pine barks are fermented pine bark particles with grain size being 3-6mm; the grain size of the maifan stone particles is 3-6mm; the perlite is expanded perlite with grain size being 2-4mm; and the trace element controlled-release fertilizers provide three secondary elements including calcium, magnesium and sulfur, and five trace elements including manganese, molybdenum, zinc, copper and iron. No matter whether the special culture medium is used for potted Lilium spp. or cut-flower Lilium spp., plants can grow more robustly, the quality of flowers is obviously improved, the planting of Lilium spp. is not restricted by nursery fields, the land utilization ratio is improved, the pollution and the harm to soil are reduced and the environment around Lilium spp. planting fields is improved.

The invention belongs to the field of facility agricultural production, relates to a soilless cultivation technique, and particularly relates to a soilless cultivation method of fruits and vegetables. The method particularly includes cultivation bed construction for soilless cultivation and a management method of seedlings after planting, wherein crop straws and animal wastes which are abandoned generally in rural area and have wide sources serve as raw materials and are fermented through effective microorganism (EM) beneficial bacterium with high purity and content, so that a culture medium which has rich nutrition, high quality and low cost is prepared, and an automatic water and nutrient fluid supply system is established based on construction of infrastructure, so that simple automation is achieved in the production process and labor efficiency is improved greatly. The soilless cultivation method of fruits and vegetables has the advantages of being few in investment, low in cost, capable of saving fertilizers and labor, convenient to operate, high in yield, and good in product quality. Besides, organic agriculture is introduced into soilless cultivation, and the soilless cultivation method of fruits and vegetables is a simple soilless cultivation technique which combines the organic agriculture and inorganic agriculture and has high benefit and low cost. Farmers are free from heavy physical labor and the method is suitable for current national condition.

The invention relates to a restoration method for contaminated soil and provides a method for restoring cadmium-terramycin combinedly contaminated soil through a combination of a plant and a degrading bacterium. According to the method, pot experiment is carried out; each pot is filled with cadmium-terramycin combinedly contaminated soil, and then seeds of maidenhair or Mirabilis jalapa are sowed in the soil; after germination of the seeds, root-irrigation and inoculation of a bacterial liquid of a high-efficiency terramycin degrading bacterium are carried out on soil where plate roots are located; greenhouse cultivation is employed, and when plants are in maturity period, the plants are totally removed from the contaminated soil; and the plants are repeatedly planted a plurality of times until pollutants in the soil reach soil environment safety standards. The restoration plants of maidenhair or Mirabilis jalapa grow vigorously, have a good ornamental value and shows good capacity in enriching cadmium; and the method has the characteristics of low cost, easiness in operation, no secondary pollution and capacity of beautifying the environment and is of important theoretical and practical significance to prevention and treatment of antibiotic and heavy metal contamination of soil and to safe production of agricultural products.

The invention discloses a method for breeding an improved variety of scrophularia ningpoensis Hemsl., and solves problems that due to long time asexual reproduction of scrophularia ningpoensis Hemsl. in the prior art, virus accumulation is serious, and the yield and the quality are reduced. The method comprises the following steps: 1), screening plants, wherein the pest-free plants are selected; 2) pre-treatment and disinfection, wherein scale-peeled buds are soaked with the 20-time sodium hypochlorite solution for 8-10 min; 3) stem tip peeling, wherein each stem tip with 1-2 leaf primordium are cut; 4) cultivation, wherein the stem tips are placed in a culture medium for cultivation; 5) exercised seedling transplantation, wherein the seedlings are cultivated in the sun, then the seedlings are transplanted to a matrix to be cultivated for 15 days, and finally the seedlings are transplanted to a field. Compared with the conventional asexual reproduction method for scrophularia ningpoensis Hemsl., the yield and the quality of the scrophularia ningpoensis Hemsl. seedlings cultivated by the method are greatly improved.

The invention provides a tissue culture method for an early-maturing pear stem section and a culture medium, and belongs to the technical field of plant cell molecule biology. The tissue culture method comprises the following steps of performing induced differentiation culture on an explant through an initial inoculation culture medium to obtain a primary tissue culture seedling; performing multiplication culture on the primary tissue culture seedling through a multiplication culture medium, then cutting off new branches, transferring into a seedling enhancing culture medium for subculture, and transferring into a rooting culture medium A and a rooting culture medium B for rooting culture. The culture medium for the tissue culture of the early-maturing pear stem section is formed by one or more than two of the initial inoculation culture medium, the multiplication culture medium, the seedling enhancing culture medium and the rooting culture medium. According to the tissue culture method disclosed by the invention, a disinfection method is safe and short in time; the multiplication coefficient, the rooting rate, the average root length and the average root number of the tissue culture seedlings are obviously increased.

The invention discloses a vegetable disease prevention and control preparation containing a plant inducer. The vegetable disease prevention and control preparation contains the components by weight percent of 30-70% of polyglutamic acid and 30-70% of chitooligo saccharide. The preparation method comprises the step of: evenly mixing the polyglutamic acid with the chitooligo saccharide according to a ratio. The polyglutamic acid and the chitooligo saccharide are mixed according to the ratio, namely 1.5-2g of the mixture of the polyglutamic acid and the chitooligo saccharide is mixed with water with the weight being 15000-20000 times that of the mixture of the polyglutamic acid and the chitooligo saccharide in each 667m<2>; and the vegetable disease prevention and control preparation is sprayed at the surfaces of plants for preventing and controlling fungal diseases such as cucumber downy mildews and botrytis cinereas before a disease appears.

The invention relates to cultivation and an application of a full female processing cucumber Youjia full female 09 and belongs to the field of biotechnology breeding. A full female American slicing cucumber 410 is hybridized with a monoecious type processing cucumber HH1-8-1-2, the obtained F1 is backcrossed with HH1-8-1-2, a full-female single plant is selected in the backcross generations to be backcrossed with the monoecious type cucumber parent HH1-8-1-2 for 4 generations continuously, the full-female single plant of BC4F1 is selected to be self-crossed, the full-female single plant is selected in BC4F2 to be self-crossed, finally, a plant system the BC4F3 of which are all full female plants is selected, and mixed pollination is carried out on the cucumber plant system, thus obtaining the new-type full female processing cucumber Youjia full female 09, which has strong growth potential, good quality and high yield. The Youjia full female 09 can be hybridized with an ordinary cultivating cucumber to obtain a full-female cucumber variety which has high seed purity and strong heterosis.

The invention relates to a method for repairing cadmium-polluted soil / bottom mud using beta vulgaris var.cicla l. According to the method, beta vulgaris var.cicla l is planted in cadminum-polluted soil / bottom mud, and the plant is entirely moved out from the polluted soil / bottom mud when growing to the mature period to achieve the purpose of removing heavy metal cadmium in the soil / bottom mud; the planted vulgaris var.cicla l adopts the beta vulgaris var.cicla l with 4-6 true leaves which is transplanted into the cadmium-polluted soil / bottom mud; and the beta vulgaris var.cicla l planted in the cadmium-polluted soil / bottom mud is planted in a green house, and regularly watered to enable the soil water content to be kept at 60-70 percent of the field water capacity. The method can keep permanent treatment effect, in-situ treatment process, low treatment cost, environmental aesthetics and simple post-treatment.

The invention relates to a special complete nutrient solution and organic matrix integrated cultivation mode for strawberries. Waste residues after cultivation of crop straws and edible mushrooms and organic wastes such as animal excrement are subjected to innocent treatment to serve as a cultivation matrix of the strawberries; a water-soluble fertilizer is made into a complete nutrient solution according to the fertilizer requirement law of the strawberries; and water and nutrient elements are supplied to root system areas of the strawberries by a water and fertilizer integrated manner. The cultivation mode for the strawberries has the characteristics of safe fertilizing, water saving, labor saving, low cost, high availability of matrix raw materials, high fertilizer utilization rate, prevention of soil-borne diseases and successive cropping obstacle, and the like. The strawberries produced by the technical mode have the characteristics of high yield, attractive appearance, high size uniformity, rich nutrient, low pesticide residue, good taste, bright color, high commodity rate and the like.

The invention discloses a planting method for selenium-rich pumpkins. The planting method comprises the following steps of: (1) soaking seeds; (2) growing seedlings; (3) performing field planting; (4) building a framework and pruning; (5) applying a fertilizer; (6) applying a selenium-rich fertilizer; (7) preventing plant diseases and insect pests; and (8) harvesting. The planting method is used, so that pumpkin plant grows quickly, and bears fruits early; diseases are less, plant is strong, growth is vigorous, a harvesting period is long and the yield is high, and pollution of chemical pesticides is reduced; the planting method is green and environmentally friendly, and is free of pesticide residues; and the product is clean, sanitary and is good in quality. Meanwhile, the selenium-rich fertilizer is applied at a later period, so that content of trace element selenium needed for a human body in pumpkins is increased, the nutritive value of the pumpkins is increased, and therefore, the produced pumpkins are high in nutritive value, and are high in selenium content, and common pumpkins become fully-featured functional food.

A method for increasing transplanting success rate of tissue culture plantlets of honeysuckle enables honeysuckle plants to gradually adapt to external environment by means of seedling hardening, transplanting, recovery-phase management, growth-phase management and outplanting management, so that the honeysuckle plants correspondingly vary in physiology, form and organization to be more adaptive to the nature, the success rate of the tissue culture plantlets of honeysuckle is increased greatly, and the plants grow healthily and well.

The invention belongs to the field of seed breeding in biotechnology, and relates to a method for cultivating cucumis sativus L introgression line material for resisting meloidogyne incognita. The method comprises the following steps of: performing the interspecific hybridization of wild species and cultivated species, doubling chromosomes to obtain new amphidiploid species, and performing backcross and selfing to obtain an interspecific introgression line; identifying the cucumis sativus L introgression line by a method of inoculating artificial seedling stage spawn liquid to obtain the cucumis sativus L interspecific hybridization introgression line material for resisting meloidogyne incognita, wherein an identification result indicates that disease indexes of the introgression line 10299F-5 are 2.0, and the introgression line 10299F-5 has disease-resistant expression. The cultivating cucumis sativus L interspecific hybridization introgression line material for resisting meloidogyneincognita is high in an economical character, and can be used as a breeding material directly, so the blank of cucumis sativus L resources for resisting meloidogyne incognita is filled, a reference is provided for the inoculation identification of other plants, and useful genetic materials are provided for improvement on cucumis sativus L species, the transfer of disease-resistant genes, gene positioning, molecular marks, gene cloning and the like in future.

The invention discloses a composite fertilizer for preventing and treating the anthrax of delphinium grandiflorum. The composite fertilizer is characterized in that a biological fertilizer comprises the following components in parts by weight: 3-5 parts of bacillus subtilis, 1-4 parts of trichoderma reesei, 4-8 parts of fertilizer fermentation agent, 1,000-1,100 parts of organic fertilizer and the like. According to the composition fertilizer, preparation for the delphinium grandiflorum fertilizer is large scale; the method is easy to master, lower in cost and easy to implement; the number of residues is small; the implementation effect is good; therefore, firm foundation is laid for garden popularization.

The invention provides a cucurbit bacterial fruit blotch biocontrol bacillus amyloliquefaciens strain and the application thereof. The biological preservation number of the obtained cucurbit bacterial fruit blotch biocontrol bacillus amyloliquefaciens strain JD001 is CGMCC No.10421. The strain JD001 is separated from a soil sample of a watermelon producing area and is preserved, has good bacteriostasis on a plurality of kinds of phytopathogen bacteria and can be used for biological control over cucurbit bacterial fruit blotches. New microbial resources are provided for prevention and cure of the cucurbit bacterial fruit blotches, and the good application prospect is achieved.

The invention relates to cultivation and application of huabei all-female No. 2 variety of an all-female huabei type cucumber, which belong to the field of biotechnology breeding. The cultivation comprises the steps of: crossing all-female European greenhouse type cucumber EC1 with hermaphrodite huabei type cucumber P02, backcrossing the obtained F1 with the PO2, selecting all-female single plants from the backcross generation and performing continuous backcross with the hermaphrodite huabei type cucumber P02 to generate four generations; selecting the all-female single plants from BC4F1 to perform selfing; selecting the all-female single plants from BC4F2 to perform continuous selfing; and finally, selecting the all-female plants from BC4F3 and allowing the cucumbers of the plants to perform mixed pollination to obtain a new all-female huabei type cucumber variety, namely huabei all-female No.2 variety which grows quickly and has excellent quality and high yield. An all-female cucumber variety with high seed purity and relatively strong hybrid vigor can be obtained by crossing the cucumbers of the huabei all-female No.2 variety and the commonly cultivated cucumbers.

Provided is a production management technique capable of achieving double-season fruiting of grapes. The technique comprises the specific steps of: in the early spring of each year, pruning the grapes, and performing dormancy breaking and sprouting on branches and buds so as to promote early sprouting, flowering and fruiting of the grapes; timely pruning grape trees whose fruit is harvested in a first season, and performing secondary sprouting and flower forcing on the grape trees so as to promote secondary flowering and fruiting of the grape trees, wherein a dormancy breaking sprouting agentis a novel and efficient reagent which is composed of a cyanamide aqueous solution, gibberellin and super-absorbent resin. In order to achieve high and stable yield of double-season grapes, in addition to fertilizer application according to a conventional method, novel solid nutrient-liquid fertilizer which comprises KOMIX organic humic acid active fertilizer, a water-retaining agent and water isapplied to the grape trees during the production management, and in order to achieve stable production and high quality of twice fruiting of the grapes, optimized selection, matching and scientific application are performed on selection and application of foliar fertilizer.

The invention relates to cultivation and application of a hologynic South China-type cucumber South China hologynic 09, belonging to the biotechnological breeding field. A hologynic European greenhouse cucumber EC1 is hybridized with a monoecious South China-type cucumber Pingwang cuke, and the obtained F1 is backcrossed with the Pingwang cuke; a hologynic singleplant is chosen from the backcrossed generation to carry out continuous backcross for three generations with the monoecious cucumber parent Pingwang cuke; the hologynic singleplant of BC3F1 is selected for selfing; the hologynic singleplant is chosen in BC3F2 for continuous selfing; finally a plant series of which the BC3F3 is hologynic plant is selected, the cucumber of the plant series is pollinated in a mixed mode to obtain the hologynic South China-type cucumber South China hologynic 09 with strong growth vigour, superior quality and high yield; and the South China hologynic 09 is hybridized with the commonly cultivated cucumber to obtain the hologynic cucumber varieties with high seed purity and stronger hybrid advantages.

The invention provides a Bacillus licheniformis-containing composite microbial inoculum for effectively degrading straw at low temperature. The compound microbial inoculum is composed of six strains,and can increase the maturity days of corn straw by 2 to 3 days in an environment with the outdoor temperature being 1 to 6 DEG C, and is especially suitable for northern regions. Mixing and composting the composite microbial inoculum of the invention with corn stalk and returning the mixture to the field has a better effect on planting cucumbers. Compared with a control group, the invention has the following advantages: the plant grows more vigorously and robustly, leaves are greener, fruits are bigger, the average weight of a single fruit increases by 21g, the yield increases by 613kg per mu, and the incidence of diseases and insect pests decreases by 4.1%. The composite microbial inoculum provided by the invention and a large amount of Bacillus licheniformis can produce anti-active substances when decomposed corn stalks are returned to the field to plant cucumbers, and the composite microbial inoculum has a unique microbial oxygen consumption mechanism, which can inhibit the growthand reproduction of pathogenic bacteria.

The hybrid biter gourd breeding process with No. 812 as female parent and No. 948 as male parent includes isolation, reasonably determining the seeding period difference between the female parent andthe male parent, determining the plant ratio between the female parent and the male parent, and determining the planting density. The hybrid biter gourd has the features of prematurity, high yield, good commodity character of fruit, wide applicability, etc.

The present invention discloses a method of selectively breeding, reproducing and preparing hybrid seed of Caitai cytoplasm male sterile line. The present invention adopts sterile source Chinese cabbage CMS3411-7 as female parent and Liuzhou Caitai selfed line as male parent, to breed the Caitai cytoplasm male sterile lines TC1-3-1 and TC2-8 through backcross for several generations, pair matching and strict selection. The Caitai cytoplasm male sterile lines TC1-3-1 and TC2-8 have stable sterility, normal pistil function, healthy honey cup, no yellowing in seedling stage and excellent natural pollination. The bred hybrid varieties TC1-3-1x TS14 and TC2-8 x TS46 have fast growth speed, high yield, high quality and high disease resistance.