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49results about How to "Strong individual" patented technology

Method for breeding aphidius gifuensis within short cycle

ActiveCN105165313AAdaptableRapid production and developmentPlant cultivationCultivating equipmentsBiotechnologyBrassica
The invention discloses a method for breeding aphidius gifuensis within a short cycle. The method comprises the steps of: host plant cultivation, pest species breeding, and aphidius gifuensis large-scale breeding. A breeding cycle of the whole process is 29-40 days. Each dish of brassica chinensis can breed more than 12000 of aphidius gifuensis, a parasitism rate of the aphidius gifuensis is 95%, a formation rate of stiff aphids is 60%, and stiff aphids of the aphidius gifuensis in each dish can be used for controlling 10-15 mu of aphid-damaged farmland. Brassica chinensis of a vegetable variety is adopted as a host plant with high strong adaptability and fast growth; and the brassica chinensis a host plant variety with a shortest cultivation cycle in current breeding technology of sphidius gifuensis, thereby reducing a breeding cycle of the aphidius gifuensis, and improving breeding efficiency of the aphidius gifuensis. The method adopts a flotation breeding method for cultivating the host plant, is simple in process step and solves the problems such as high breeding energy consumption, a tedious technical process, poor activity of the aphidius gifuensis, and irregular formation of the stiff aphids of the aphidius gifuensis, and can increases a utilization rate of the aphidius gifuensis for wide application in agriculture and forestry industry, thereby enabling the aphidius gifuensis to have better feasibility of production, promotion, and application.
Owner:SICHUAN BRANCH OF CHINA TOBACCO +2

Method for batch induction of scophthalmus maximus tetraploid fries

The invention relates to a chromosome manipulation technique, in particular to a method for batch induction of scophthalmus maximus tetraploid fries. The method comprises the steps as follows: selecting pubescent scophthalmus maximus parent fishes, and respectively collecting seminal fluid and fish eggs for standby use; taking the seminal fluid and the fish eggs at the volume ratio of 1:(100-200) to perform fertilization, the process of which is used as a control group; after artificial fertilization is performed for 15-25 min in the control group, taking collected seminal fluid and fish eggs at a volume ratio of 1:(100-200) to perform fertilization, the process of which is used as an induction group; taking the time when 70-80 percent of fertilized eggs in the control group generate egg cracks for the first time as the time when fertilized eggs in the induction group generate egg cracks for the first time, and in the time period of 10-20 min before egg cracks are generated for the first time in the induction group, putting the fertilized eggs in the induction group into a pressurizing vessel of a hydrostatic press, performing pressure shock treatment for 6-8 min under the hydrostatic pressure of 60-70 MPa and performing pressure relief, taking out the fertilized eggs and putting into seawater for continuous culturing; measuring the tetraploid rate in the gastrula period and fry period. By adopting the method, the tetraploid rate can be up to 90 percent, and scophthalmus maximus tetraploid fries can be obtained efficiently and stably through induction.
Owner:INST OF OCEANOLOGY - CHINESE ACAD OF SCI

Novel peacock green pheasant breeding method

The invention relates to a novel peacock green pheasant breeding method. The novel peacock green pheasant breeding method comprises the following steps: selecting a local pheasant as male parent and an American pheasant as a female parent for natural mating; hatching laid eggs to obtain a second-generation hybrid population; selecting cocks and hens with a relatively good plumage color from the second-generation hybrid population, as a base population; establishing a family of more than 30 chickens; in each family, naturally mating a second-generation hybrid cock with 5-10 second-generation hybrid hens; hatching laid eggs to obtain a third-generation hybrid population; performing cross breeding for more than 2 generations continuously; and eventually obtaining a new variety with a black hemp female body and a male parent with the similarity of the plumage color to the green peacock of more than 90%, wherein in the breeding process of each step, a pedigree record is establigreenhouse to avoid mutual mixture of different pedigrees. In bred green peacock pheasants, male bodies have highly consistent shapes and a green peacock plumage color, and the female bodies have a black hemp plumage color; the body weight is about 1000 g; the disease resistance is strong; the feed conversion and the egg production rate are high; and the bred green peacock pheasants are tender and delicious in meat and high in nutritional value.
Owner:唐正红

Cultivation method of mechanically transplanted rice seedlings

The invention discloses a cultivation method of mechanically transplanted rice seedlings. According to the method, first a seedling raising field with an appropriate area is selected, seedling raisingbeds are conducted in the seedling raising field, and seedling plates are laid on the seedling raising beds, then soil which is fertile, and free of gravels, weeds and herbicide pesticide residue isselected and uniformly mixed with decomposed farmyard manure according to a certain volume ratio to produce a seedling raising substrate, the seedling raising substrate is spread onto the seedling plates, then the sterilized and germinated seed rice is sowed onto the seedling raising substrate, and a layer of seedling raising substrate is spread to cover the seed rice, finally covering is conducted with nets, during the germination growth period of the seed rice, water and fertilizer management and disease and insect pest management are strengthened until transplanting, and a method of seedling plates in combination with dry raising is adopted for seedling raising, so that robust seedlings with a certain degree of disease resistance are cultivated. The method has a high seedling emergencerate, and solves the problem that seedling raising operations of greenhouse seedling raising are complicated, demands on the technical level of managing seedlings and farmer quality are high, cost ishigh, seedling raising without a shield and in the open is conducted, seedling emergence is not enough even, after sowing, the situation of easiness of being destroyed by rain, easiness of being affected by mice and birds, etc. exists.
Owner:德宏州农业机械化技术推广站

Aztec marigold transplanting method

The present invention relates to an Aztec marigold transplanting method, and belongs to the technical field of economic flower plantation. The present invention provides a transplanting method which is simple and convenient, and the problems that blades of transplanted Aztec marigold are yellow, and survival rate is low are successfully solved. The technical scheme is that the Aztec marigold transplanting method comprises the steps of: soil preparation including the steps of cleaning the marigold field and performing soil preparation and rotary tillage after the latest frost period of the year before, and performing rotary tillage again after unfreezing in beginning of spring of the next year; fertilizer application including the steps of fertilizing 30-40 kilograms of Nitrogen-Phosphorus-Potassium composite fertilizer per mu, and covering a mulch film; seedling digging including the steps of selecting red root strong seedlings to dig first, dipping the seedlings into carbendazim wettable powder solution, and storing the seedlings in the shade, the carbendazim wettable powder solution being 500-fold dilution; and transplanting including the steps of transplanting according to wide and narrow rows with small row of 30-40 cm, large row of 60-80 cm and row spacing of 40 cm, covering earth, compacting, and pouring water to fix roots.
Owner:临汾市尧都区陶然星社种植专业合作社

Ecological reproduction method for soft-shelled turtles

The present invention discloses an ecological reproduction method for soft-shelled turtles, belonging to the field of aquaculture. The method comprises the following steps of: breed selection, feed selection, egg collection and incubation management. The breed selection refers to selecting wild soft-shelled turtles each of which weighs equal to or greater than 1.5 kg and has no diseases or injuries, wherein the ratio of female to male is 3-4:1, and the stocking density is 200 turtles / mu to 300 turtles / mu. The feed selection refers to selecting feed mainly comprising fresh fish, shrimps, spiral-shelled mollusks, mussels and animal innards, and supplemented by plant food organisms, with the daily ration being 7%-8% of the total weight of the soft-shelled turtles. The egg collection refers to laying 1 cm to 3 cm thick sand on the bottom of egg collecting boxes before egg collection. During the spawning season, fertilized eggs are dig out of sandpiles of spawning grounds, and the fertilized eggs are placed in the egg collecting boxes with care and arranged neatly. After the egg collection, the fertilized eggs are covered by find sand. The technique means can increase the medicinal value of the soft-shelled turtles, increase the hatching rate of the multiplication of the soft-shelled turtles, yield strong larvae and improve economic benefits for producers.
Owner:黄生文

Method for utilizing rice for bag cultivation of Cordyceps

InactiveCN103688755AStrong toughnessUnique technical measuresHorticultureCordycepsHazardous substance
The invention relates to a method for utilizing rice for bag cultivation of Cordyceps. The method concretely comprises the following steps: selecting fresh rice without mildew or harmful substance pollution as a raw material, selecting good-quality polypropylene plastic bags as cultivation containers to prepare nutrient solution of Cordyceps culture medium according to a conventional method; then subpackaging the rice and the nutrient solution in the plastic bags; finally carrying out sterilization, inoculation, cultivation and grass growing management according to the conventional method. Through the implementation of the method, the space of a plastic bag is bigger than that of a glass bottle, the plastic bag accords with a plastic box, much culture base stock is contained, grown Cordyceps fruit bodies are strong, and the yield is higher than that when a bottle is used. Meanwhile, the applied plastic bags are only 0.1 RMB per piece, can be used repeatedly, and cannot be broken during the application process; during production, much material can be loaded without concern, and the work efficiency is greatly improved. Moreover, the plastic bags are applied for cultivating Cordyceps, 50 kg of materials are dropped in every square meter, the Cordyceps cultivation of the plastic bags in 100 square meters is equivalent to bottle type cultivation in 400 square meters, and the cost is reduced by 50%.
Owner:蒙金妹

Method for tissue culture and rapid propagation seedling growth of holboellio latifolia wall axillary buds

The invention relates to a method for tissue culture and rapid propagation seedling growth of holboellio latifolia wall axillary buds. The method comprises (1) holboellio latifolia wall axillary bud collection and disinfection, (2) inoculation, (3) differentiation culture, (4) rooting and seedling strengthening culture and (5) seeding hardening and transplanting. The holboellio latifolia wall axillary buds are cleaned and disinfected before holboellio latifolia wall inoculation so that the success rate of the holboellio latifolia wall inoculation is improved. Through control of the temperatureand light intensity, the holboellio latifolia wall axillary buds can fast breed in a short time period and be subjected to differentiation culture, the holboellio latifolia wall seedlings with differentiated stems and leaves are transplanted to the rooting and strong seedling medium, and under suitable conditions, a bottle of the holboellio latifolia wall mother seedlings breed into tens of thousands of test tube rooting seedlings in one year. The holboellio latifolia wall seedlings obtained by the method has a high propagation coefficient, strong bodies and developed root systems. The methodimproves a seedling rate and ensures that the fruit maturity and size are not much different.
Owner:湖北襄草源生态农业科技有限公司

Row-expanding and plant-strengthening cultivation method for wheat

The invention provides a row-expanding and plant-strengthening cultivation method for wheat. The row-expanding and plant-strengthening cultivation method for the wheat is characterized in that after aland is ploughed, ridges and flat furrows are alternated through soil preparation, the ridges comprise high ridges and low ridges, the high ridges and the low ridges are alternately arranged, the height differences among the high ridges, the low ridges and the flat furrows are respectively 25-30 cm and 15-20 cm, two sowing ditches are respectively formed among each high ridge, the corresponding low ridge and the corresponding flat furrow, the wheat is sown according to a row spacing of 29-31 cm, and field management is carried out until the wheat is ripe and harvested. According to the invention, a multi-spike type variety with strong stress resistance and wide adaptability is selected, the row spacing of the wheat is enlarged appropriately, the edge row advantage is fully played, and a wheat population with reasonable structure, strong individuals and strong stress resistance is constructed. Compared with a traditional sowing technology, the row-expanding and plant-strengthening cultivation method for the wheat has the advantages that portions among 1-3 sections of a base is shortened by 3-5 cm, and the stem strength and lodging resistance are obviously enhanced; the ventilationand light transmission conditions of the population are obviously improved, and stem and leaf diseases such as sheath blight, powdery mildew and the like are obviously reduced; and the number of grains per spike is large, the 1000-grain weight is high, and the yield per mu is high.
Owner:CROP RES INST SHANDONG ACAD OF AGRI SCI
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