59 results about "Species selection" patented technology

The invention discloses a pale yellow Encarsia chalcid artificial propagation production method, comprising the following steps: collection and propagation of the pale yellow Encarsia chalcid species; host production; whitefly inoculation reproduction and development; inoculation and breeding of chalcid; drone cultivation; chalcid and whitefly separation; pupae collection; card making; and breeder selection. The proposal of the invention helps to improve the superior bee species selection, propagation and release, and realizes the high-quality, high-efficiency and high-scale reproduction of pale yellow Encarsia chalcid; moreover, the method is suitable for large-scale production and is applied to the technical field of agricultural pest biological control to prevent and control the greenhouse whitefly and other agricultural pests to meet production needs.

The invention discloses a high quality and high yield high density cultivation method for peaches. The method comprises the following steps: (1) orchard site selection and greenhouse construction; (2) species selection and nursery stock fixed planting; (3) tree form cultivation; (4) flowering phase management; (5) trimming after fruit picking; (6) intermediate cutting; (7) soil, fertilizer and water management; and (8) prevention and control of diseases and pests. The high quality and high yield high density cultivation method for peaches disclosed by the invention adopts a winter heating type greenhouse cultivation method with high density cultivation, fusiform trimming and scientific management, makes full use of sunlight to carry out photosynthesis, and combines soil to provide sufficient nutrients to peach trees, so that the purpose of planting in spring and fruiting in winter is achieved, and the fruit setting rate is high and the output is high; the applied fertilizer is an organic fertilizer which is rich in organic matters and further contains various amino acids and trace elements, and can efficiently condition the soil structure, activate soil and improve the disease resistance of grapes.

The invention provides a comprehensive method for utilizing fruit trees, pastures and livestock on the deteriorated mountain lands at the dry and hot valley of Jinsha River, pertaining to the field of forestry, pasture and livestock. The method includes 8 steps, i.e. species selection, seedling raising, preparation of interplanting land, interplanting, care and protection, collection of fruits and legumens, cradling column flowers to feed goats and as well as stable-breeding and semi-stable-breeding of goats. The species select tamarind, column flower/grass and goat; by seedling raising, rational thick-planting, bottom dressing, top dressing, dry-season irrigation, feeding goats with column flower and grass, stable-breeding and semi-stable-breeding of goats, the total nitrogen of 0-20cm soil stratum of the planting area with 2 years of interplanting is increased by 0.025 percent, the organic substance is increased by 0.29 percent, the beneficial self-cycle of water and nutrition is achieved, and the cost is reduced; after 2 years of interplanting, the column flower and grass are used to feed goats, the income of the first year increases by RMB 7050-11150/hectare and the income of the second year increases by RMB 17850-26050/hectare; in addition, the harmonious development of the forestry, pasture and livestock and the improvement of deteriorated mountain lands at the dry and hot valley of Jinsha River are ensured.

The invention discloses a method for preventing and treating celery cabbage clubroot. The method includes the following steps of 1) species selection and seed pretreatment, 2) sowing, 3) large field soil preparation and fertilization, 4) hole excavation and application of organic bacterial manure and basic converter steelmaking slag mixture, 5) cabbage seedling planting and 6) field management including 6.1) additional fertilizer application and 6.2) pest control. By applying the organic bacterial manure in a large field, pathogenic bacteria can be removed, and beneficial bacteria are multiplied. Micro elements of the basic converter steelmaking slag with M0 larger than 1 are utilized to improve acid soil and prevent and treat the celery cabbage clubroot, application quantity of chemical pesticide can be reduced, and the waste converter steelmaking slag can be turned into wealth. The method is a harmless celery cabbage clubroot preventing and treating technology. By means of the method, celery cabbage yield and quality are improved, and remarkable economical, social and ecological benefits can be obtained.

The invention discloses an SNP molecular marker relating to the peach tree bleeding disease resistance. The SNP molecular marker which has close linkage with the peach tree bleeding disease resistance related QTL is obtained by locating a peach tree bleeding disease resistance gene locus, and is located on the sixth chromosome of a peach; the locus is SNP_IGA_627726; the SNP locus is obviously related to the morbidity of the bleeding disease of different types of peaches and is high in polymorphism; a novel authentication method is provided for parent selection in the early stage and generation selection in the late hybridization stage in a bleeding disease resistance species selection process; the accuracy of bleeding disease resistance detection can be improved, the breeding period can be shortened, the breeding efficiency is improved, and implementation of seed selection of a new bleeding disease resistance species of the peach tree in a high temperature and high humidity district is accelerated.

The invention relates to a photoelectric analysis method of benzopyrene through an in-situ molecularly imprinted functionalized CdS/3DOM TiO2/BDD electrode. The method comprises the following steps: constructing 3DOM TiO2 on the surface of BDD through a hard template technology combined sol-gel technology, and assembling BaP in-situ molecularly imprinted functionalized CdS nanaoparticles through a continuous ion layer adsorption reaction technology to construct a CdS/3DOM TiO2/BDD photoelectrochemical sensor. High-sensitivity and high-selectivity detection of BaP can be realized by means of catalytic species selection and microstructure control of the photoelectric sensor. The in-situ molecularly imprinted functionalized CdS nanoparticles have stable imprinting sites and selection ability as a selective identification element; and the three dimensional macro-porous structure of TiO2 has a high spatial specific surface area, so uniform load of the identification element CdS is facilitated, and TiO2 and CdS can form heterojunction to make the electrode have visible light electrical response ability and improve the photo-induced electron-hole separation efficiency, thereby the electrode has stable and efficient visible light response. Photoelectric analysis detection of the BaP in a water sample is carried out by the sensor electrode under visible light, and the detection limit reaches 10<-14>mol.L<->.

The invention provides a method for promoting shallow-sleep peonies to bloom on New Year's Day. The method includes the following steps that peony plants with the shallow-sleep characteristic are selected; secondly, seedling lifting is carried out at reasonable time before the New Year's Day; thirdly, natural drying is carried out two to five days in shade places; fourthly, low-temperature treatment is carried out in a refrigeration house with the temperature ranging from 3 DEG C to 8 DEG C; fifthly, outdoor natural low-temperature treatment is carried out under outdoor natural low-temperature conditions; sixthly, maintenance is carried out in a greenhouse until the plants bloom on New Year's Day. By means of the method, through species selection, two-phase low-temperature treatment, hormone treatment and/or cultivation measure adjustment and control, the peony plants can bloom on New Year's Day, and high-quality potted peony products can be acquired.

The invention relates to a cultivation method for improving the yielding ability of seawater rice in a saline-alkali land, and mainly belongs to the field of agricultural planting. The method comprises the following steps of water system construction->empty season tillage and fertilization->salt washing->specie selection->cultivation and better seedling->field flattening land preparation->reasonable close planting -> topdressing -> water layer management and the like, strict control is conducted in all aspects of the seawater rice cultivation process, comprehensive setting is conducted, the method can effectively improve the physical and chemical properties of saline-alkali soil, long-term rotation is conducted through the above methods, soil unity particles are increased, the method effectively inhibits salt, by means of fresh water salt washing after laminating, the method can significantly reduce the amount of fresh water used, through reasonable close planting, the application of humic acid organic fertilizers with solubility in citric acid is increased, the growth of the seawater rice is significantly improved, and the output per mu can reach 800 kilograms or above.

The invention relates to an aquatic organism base value deriving method. The method comprises the following steps: selecting a species, screening toxicity data, calculating the cumulative probability, acquiring a base value, and carrying out nonlocal species utilization and later sample adding when the toxic data of the species is insufficient. The method effectively solves the non-randomness problem of the toxicity data, and also solves the problem brought by scarcity of the toxicity data of the local species in China.

The invention discloses a method for controlling batocerahor sfieldi hope through sclerodermus harmandi(Buysson) in the technical field of pest control. The method for controlling batocerahor sfieldi hope through the sclerodermus harmandi(Buysson) comprises the following specific steps of 1 bee species selection, 2 tree selection, 3, bee species putting and 4 sampling investigation. The method is easy to implement, the released sclerodermus harmandi(Buysson) is put in a scientific mode in a time box, the survival rate of larvae of the sclerodermus harmandi(Buysson) can be guaranteed, and the control effect of the sclerodermus harmandi(Buysson) is greatly improved.

Provided is a breeding method capable of improving the success rate of rural local chicken breeding. The breeding method is characterized by comprising species selection, henhouse management, daily cleaning and disinfection, disease prevention and control and scientific feeding management. According to the breeding method capable of improving the success rate of rural local chicken breeding, the quality of local chickens is improved, the cost is reduced, the success rate of local chicken breeding is improved, and the economic benefit of farmers is increased; the meat of the bred chickens is delicate, rich in nutrition and delicious in taste.

The invention provides a greenhouse tomato growing method, and relates to the technical field of vegetable growing. The greenhouse tomato growing method comprises the following steps: (1) land selection; (2) species selection; (3) seed screening; (4) chemical seed soaking; (5) germination accelerating treatment; (6) soil preparation; (7) sowing and seedling raising; (8) management from the seedling emergence stage to the seedling separation stage; (9) permanent planting; (10) field management; and (11) harvesting. The invention solves the problems that the incidence rate is not low enough, the yield is not high enough and the quality is not good enough for tomatoes grown according to the existing greenhouse tomato growing method.

The invention discloses a northern open field culture method for blueberries. The northern open field culture method is characterized by comprising the steps of species selection, seedling breeding, determination of a density, land preparation, planting, underground management, prevention and treatment of pest and disease damage, pruning, wintering and frost protection and removal of winter protection substance. According to the northern open field culture method for the blueberries, the local natural resources can be fully used; the adopted method is simple and convenient to implement; meanwhile, the adopted steps are definite, and most planters can understand the steps conveniently; the northern open field culture method is easy to popularize and suitable for most districts in the north, and outstanding economic benefits can be achieved.

The invention discloses a multi-species top grafting method for pumpkins, and relates to the field of pumpkin grafting. The method specifically comprises the following steps of step 1, species selection, wherein a rootstock pumpkin and a scion pumpkin are selected; step 2, preparation before seeding; step 3, seeding; step 4, grafting, wherein when 12-15 main pumpkin leaves grow, topping is performed, and a sufficient amount of fertilizers and water are applied, when the third main leaf of a branch is expands, grafting is performed by adopting a cleft grafting method, hydrogen-rich water with amass fraction of 270-320 ppm is sprayed 4-5 times a day, and grafting plastic or grafting clips are removed after survival; step 5, maintenance in a viewing period. The multi-species top grafting method for the pumpkins has the advantages that the design is reasonable, by using the hydrogen-rich water for grafting of ornamental pumpkins with the assistance of the steps such as the species selection and seeding, the problems of high multi-species grafting failure rate, difficult fruiting, difficult wound healing and weaker growth of the ornamental pumpkins can be solved, the pumpkins with great ornamental value can be obtained, and the application prospect is broad.

The invention provides a high-yield disease-resistant potato cultivation method, relating to the technical field of vegetable cultivation. The high-yield disease-resistant potato cultivation method comprises the following steps: (1) species selection; (2) seed treatment; (3) selection and preparation of land; (4) seed sowing; (5) field management; and (6) harvesting. The method solves the problems of high morbidity rate, poor quality and low yield of potatoes cultivated by the existing potato cultivation processes.

The invention discloses a method for ambient temperature storage of cotton seeds and relates to the field of crop storage. The method comprises the steps of storeroom selection, storeroom sterilization, superior species selection, seed piling, timely ventilation and comprehensive management. The method has the advantages that suitable conditions for storage of cotton seeds are determined, reasonable temperature, moisture and gas compositions in a storeroom are guaranteed, water loss, aging, etiolation and quick rotting of cotton seeds during storage are avoided, cotton seed storing time is prolonged, grains of the cotton seeds can not be damaged, the development of the cotton industry is promoted, additional value is increased, and establishment of an efficient agricultural industry chain demonstration mode is promoted.

The flow rate controller controlling a flow rate of gas supplied through a gas passage includes: a main gas pipe; a flow rate detecting unit detecting the flow rate of gas supplied through the main gas pipe and outputting a flow rate signal; a flow rate control valve mechanism controlling a flow rate; a conversion data storage unit storing a plurality of pieces of conversion data corresponding to a plurality of gaseous species, to indicate a relationship between a flow rate instruction signal input from outside and a target flow rate; and a flow rate control main body which selects the corresponding conversion data from the conversion data based on a gaseous species selection signal input from outside, calculates the target flow rate based on the flow rate instruction signal, and controls the flow rate control valve mechanism based on the target flow rate and the flow rate signal.

The invention provides a function gene GhCAD6 has a expression value closely related with quality of cotton fiber and synchronous with growth of cotton fiber secondary wall, relative expression value of the gene during development period of cotton fiber is used to identify quality of fiber in development of upland cotton, the expression value is measured by a RT-PCR relative quantitative method. Fiber samples of cotton to be tested are collected 15 days after flowering, expression value of the gene GhCAD6 in developmental cotton fiber is identified, materials with relative lower expression value are the materials with good quality. The invention has positive effects that, a reliable basis of molecular selection in species selection is provided to breeders, such that breeders can synthesize quality factor for selection of species as well as selecting agronomic trait during development period of cotton fiber in the fields, selection can be obtained by combining results of final quality analysis, then accuracy of selection is improved, and that is urgently needed in practice of prior cotton breeding.

The invention discloses a free range chicken breeding method, and belongs to the technical field of free range chicken breeding. The breeding method comprises the following steps of 1 shed building, 2 species selection, 3, breeding management and 4 chicken shed management. According to the breeding method, breeding is conducted by adopting different feeding methods according to the growth law and movement habits of free range chickens, the utilization rate of feed can be effectively increased, immune systems of the free range chickens are adjusted, the immunity of the free range chickens in the growth process is improved, rapid growth of the free range chickens is promoted, the efficient and safe effects are achieved, the breeding benefit is improved, and the breeding method is worthy of application and popularization.