117results about How to "Promote high and stable production" patented technology

The invention discloses a liquid compound microbial fertilizer containing polyglutamic acid, and a preparation method and an application thereof, and belongs to the field of compound microbial fertilizers. Bacillus megaterium, bacillus thuringiensis and bacillus amyloliquefaciens are prepared into a bacteria liquid by liquid fermentation, and then the bacteria liquid is mixed with compound nutrients and a gamma-polyglutamic acid according to the mass ratio of 1:1:0.05-0.1 to be prepared into the efficient liquid compound microbial fertilizer. On the basis of good phosphorus dissolving capability of the bacillus megaterium, good insect resistance of the bacillus amyloliquefaciens and good organic matter degrading capability of the bacillus amyloliquefaciens, the purposes of more excellent fertilizer efficiency and lower water consumption are achieved under the characteristics of water retention, fertilizer preservation, and no environmental pollution of the gamma-polyglutamic acid, therefore, the scientific and reasonable matching of the compound fertilizers is formed.

The invention belongs to the field of rice cultivation, and particularly relates to a cultivation method suitable for no-tillage rice in a fixed compartment of an oil crop-medium rice field. The cultivation method comprises the following steps that: (1) rice seeds are coated by using dry-raised nurse, thick mud and dry fine soil serving as coating agents, wherein the components comprise 7.9 to 12.5 percent of dry-raised nurse, 25 to 26.3 percent of rice seeds, 12.5 to 13.2 percent of thick mud with 37 percent of water content and 50 to 52.6 percent of dry fine soil with 3 percent of water content in percentage by mass; the rice field is finished as required and the soil moisture is kept; and keeping the seedling age at 15 to 18 days; (2) the compartment width of the oil crop field is 1.2 meters, the width of the ditch is 0.3 meter, and the depth of the ditch is 0.25 meter; the rape seedlings are applied to the field; a ternary compound fertilizer of which pure nutrients comprise 15 percent of N, 15 percent of P2O5 and 15 percent of K2O is applied, and 30 kilograms of pure nitrogen is applied in each mu; 5.80 kilograms of zinc is applied in each mu; and 4.8 kilograms of boron fertilizer is applied in each mu, and the ditch is kept full of water; (3) rice seedlings with 50 to 100 grams of soil in each seedling in 15 to 18 days are directionally thrown according to a row space of 20 centimeters; and (4) the ditch is kept with water and the compartment surface has no water after throwing the seedlings till the heading stage, and dry and wet alternated cultivation is adopted from the grain filling stage to the maturation stage. Compared with the conventional method, the yield is averagely increased by 8.7 percent.

An organic activating fertilizer is prepared by performing activation fermentation on livestock manure and waste raw materials of industry and agriculture. The organic activating fertilizer comprises, in parts by weight, 30-50% of livestock manure, 30-50% of industrial and agriculture waste, 5-20% of humic acid, 3-20% of an activation powder, 1-5% of a biological soil insecticide, 5-20% of wood chips or waste bacteria packages and 5-15% of magnetized water. The organic activating fertilizer is prepared according to the following steps: mixing livestock manure, industrial and agriculture waste, wood chips or waste bacteria packages and humic acid according to a ratio, crushing to 20-80 mesh, adding the activation powder and the biological soil insecticide into the crushed raw materials, mixing, adding the high-energy magnetized water, stirring uniformly by employing a stirrer, performing physical fermentation on the uniformly-stirred fertilizer for 20-30 days, drying and granulating. The organic activating fertilizer is abundant in organic matters and nutrient substances essential for crop growth, is easily degradable, is capable of improving soil and keeping soil fertility, also is improved in fertilizer utilization rate, is capable of eliminating pathogenic bacteria and viruses in the raw materials and pollution of heavy metal residues to products and environment, and is capable of protecting ecological environment.

The invention discloses a protein TaWRKY2 related to powdery mildew resistance and a coding gene of the protein TaWRKY2. The protein is the following protein in a) or b): a) the protein is made up of an amino acid sequence indicated in SEQ ID NO: 1; and b) the protein derives from that in a) in such a way that the amino acid sequence indicated in SEQ ID NO: 1 is subjected to substitution and/or deletion and/or addition of one or more amino acid residues, and is related to powdery mildew resistance. Experiments prove that the gene disclosed by the invention plays a role in negative regulation of the powdery mildew resistance of wheat or barley; and the gene has a wide application prospect in the aspect of wheat breeding and is significant in the aspect of guaranteeing high and stable yield of wheat.

The invention provides a CO2-injection asynchronous-throughput energy supplement method of ultralow-permeability compact oil reservoir horizontal wells. The method comprises that a horizontal well rowis arranged along the direction of the maximal principle stress, at least one local well and two adjacent wells are laid, and the reservoir stratum reconstruction by fracturing is carried out on thehorizontal wells; and a scheme that throughput of one well is asynchronous with that of the adjacent well but synchronous with that of the other well adjacent to the adjacent well is used, and the whole throughput period includes gas injection, soaking and oil extraction. CO2 can reduce the tension in a crude oil interface, the volume of crude oil is expanded, the density and viscosity of the crude oil are reduced, light components in the crude oil are extracted, and the permeability of regions near the wells are improved; stratum energy is supplemented, the problems that water injection exploitation of an unconventional stratum is low in spreading efficiency, easy to water channeling and hard to improve the final recovery efficiency are solved, and high and stable yield of an oil field isensured; and the asynchronous throughput method can alleviate the gas bypassing phenomenon of the local well, gas bypassing characteristic of the adjacent wells is used for displacement, and the total recovery degree is imporved.

The invention discloses a cultivation method of double cropping rice. According to the cultivation method, the balanced fertilization is carried out according to a fertilization formula so as to meetthe fertility requirement of the double cropping rice, and the wasting of a fertilizer is avoided; a cultivation environment condition which is suitable for the normal growth and development of the double cropping rice and adverse to the occurrence and harm of diseases and pests is created, an insecticidal lamp is arranged for attracting and killing the pests, the selection treatment and the simultaneous treatment are grasped, and the medication area and the medication frequency are reduced. According to the technical scheme of the cultivation, a standard cultivation technique for cultivatingthe double cropping rice is established; and meanwhile, a total straw return manner is adopted during the harvesting of double cropping early-second rice, the double cropping early-second rice resources are reasonable utilized, and the straws are circularly utilized on site, so that the labor amount is reduced, the environmental pollution and soil hardening caused by the burning of the straws aresimultaneously avoided, the soil is improved, the soil fertility is reasonably cultured, the combined application amount of a chemical fertilizer is reduced, the soil quality is improved, and the highand stable yield of the double cropping early-second rice are promoted.

The invention belongs to the technical field of genetic engineering and provides a sesame drought resisting and salt-tolerant gene SiMYB75 as well as encoded protein and application thereof. The sesame drought resisting and salt-tolerant gene SiMYB75 is a nucleotide sequence shown as SEQ ID NO:1 or a nucleotide sequence with drought resistance and salt tolerance, generated by adding, displacing, inserting or deleting one or more nucleotides. The gene SiMYB75 disclosed by the invention is constructed to an expression vector and is transferred into arabidopsis by a agrobacterium tumefaciens medicated transformation method to obtain transgenic arabidopsis; by overexpression of the drought resisting and salt-tolerant gene SiMYB75 in the arabidopsis, the gene is found to remarkably improve thedrought resistance and the salt tolerance of plants. Therefore, the sesame drought resisting and salt-tolerant gene SiMYB75 has a good application prospect in improving the properties of the plants, such as the drought resistance and the salt tolerance.

The invention discloses an intersecting-free straw strip-shaped return-to-field cultivation method for maize tillage. The method includes the steps that 1, before crop seeding is performed, crop strawof a last season is smashed in situ, ridge clearing and strip gathering are performed for the first time, straw at strip gathering positions is mixed and stirred in a soil layer, first seeding stripsare formed at ridge clearing positions, and first return-to-field strips are formed at the strip gathering positions; 2, before crop seeding of a next season is performed, crop straw is smashed in situ, ridge clearing and strip gathering are performed for the second time, the straw at strip gathering positions is mixed and stirred in a soil layer, second seeding strips are formed at ridge clearing positions, and second return-to-field strips are formed at the strip gathering positions; in the two adjacent planting seasons, the positions of seeding strips and the return-to-field strips are interchanged or the second seeding strips horizontally move to the first return-to-field strips to form strip spacing tillage. The arable layer structure of virtuality and reality alternating is created,and the method has the advantages of non-tillage and deep tillage, effectively solves the key problems in straw returning to the field, and is also an effective way for construction of a reasonable arable layer on dry land and promotion of soil fertility.

The invention discloses a special long-acting slow-release fertilizer for rice, of which the nutritive elements comprise nitrogen, phosphorus, potassium, secondary and minor elements, beneficial nutrients, organic matters, a non-coating slow-release agent and a soil conditioner. The raw materials for providing the nutritive elements comprise urea, ammonium chloride, ammonium dihydrogen phosphate, a calcium magnesia phosphate fertilizer, ordinary superphosphate, potassium chloride, zinc sulfate monohydrate, organic matters, a non-coating slow-release agent and a soil conditioner. The special long-acting slow-release fertilizer for rice can implement slow-release, and is effective for the whole process after single-dose application; and thus, the special long-acting slow-release fertilizer for rice can satisfy the nutrient demands of rice in the whole growth period after single-dose application. The special long-acting slow-release fertilizer for rice combines utilization and maintenance of soil, can supply nutrients, can also loosen the soil and enhance the soil fertility, has higher utilization ratio, enhances the stress tolerance of rice, lowers the agricultural production risks, balances the nutrients, implements scientific fertilizer application, has the advantages of complete nutrients, multiple functions and scientific formula, and solves the problems caused by purposeless fertilizer application, unbalanced fertilizer application and the like.

The invention discloses a breeding method for a high-temperature-resistant and disease-resistant rice two-line sterile line. The breeding method includes the steps that the rice two-line sterile line S is used as a female parent, a high-temperature-resistant glutinous rice farm variety C is used as a male parent and hybridized with the female parent, and the generation F1 is expressed through S*C; the generation S*C is used as a female parent during planting in the second season, a three-line maintainer line B resistant to rice blast and false smut is used as a male parent and is subjected to composite hybridization with the female parent, and composite hybridization seeds (S*C)*B are harvested after composite hybridization; the generations F2-F4 are subjected to composite hybridization; the generation F5 is subjected to composite hybridization, and a generation F5 two-line sterile line single plant is hybridized to prepare a hybridization testing combination; after hybridization testing seeds are harvested, rice bags are cut for generation adding; the single plant selecting and generation adding method of the generation F6 is the same as that of the generations F2-F4; the generation F7 is subjected to composite hybridization, and the selected two-line sterile line is basically set. The rice two-line sterile line capable of seeding well at high temperature and capable of resisting rice blast and false smut can be bred through the method, the defects that an existing two-line rice variety is low in high-temperature seeding rate and poor in disease resistance can be overcome, and a high and stable yield two-line hybrid rice variety can be cultivated easily.

The invention belongs to the technical field of gene engineering, and provides a sesame drought-resistant gene SiSAM1 and application thereof. The sesame drought-resistant gene SiSAM1 is a nucleotidesequence as shown by SEQ ID NO.1; or a nucleotide sequence with drought-resistant performance generated by adding, substituting, inserting or omitting on or more nucleotide sequences of the nucleotidesequence as shown by SEQ ID NO.1. The SiSAM1 gene is established onto an expression vector, the SiSAM1 gene is transferred into Arabidopsis by virtue of agrobacterium-mediated conversion method to obtain transgenic agrobacterium; the transgenic agrobacterium and non-transgenic agrobacterium are simultaneously treated in a drought stress manner, and comparing the transgenic agrobacterium with thenon-transgenic agrobacterium, the expression and drought-resistant capacity of SiSAM1 can be greatly improved. By adopting the sesame drought-resistant gene SiSAM1, the drought-resistant capacity of plants can be improved, and the sesame drought-resistant gene SiSAM1 can be used for the breeding of an oil crop drought-resistant variety, so that the drought-resistant performance of crops can be improved, and the high yield and stable yield of the crops can be ensured.

The invention relates to a method for cultivating cole. The method of the invention utilizes machines to cultivate the cole in paddy fields and a cole combined drill to complete fours procedures of sowing, fertilization, trenching and backfilling through a one-off sowing. The varieties of the cole or hybrid seeds with excellent quality and high yield effect are selected to be sown and then 25,000 to 30,000 seedlings can be obtained per Mu (one Mu is approximately equal to 666.66 square meter); chemical ripening agent is sprayed before the harvesting of the cole to promote the ripeness of silicle and a combined harvester is used for completing the harvesting and the threshing at a time so as to reduce the amount of labor used. By adopting the method of the invention, both moisture and soil can be conserved and the working efficiency, the cultivation level of the cole and the productivity can be improved and the aim of increasing yield and incomes can also be achieved.

The invention discloses a method for improving the resistance of rice plants to rice case worms by applying the transgenic technology, and belongs to the technical field of the plant gene engineering breeding. The method comprises the following steps: Rubisco specific promoters RubS and insect-resistant genes Cry1A(b) are constructed to a pPZP201 expression plasmid carrier; the Cry1A(b) genes are integrated into a rice genome by using the method of co-transformation mediated by agrobacterium tumefaciens; the homomycin resistance genes in the self-bred progenies are rejected. The Cry1A(b) insect-resistant genes in the transgenic rice present specific high-expression, present low-expression in seeds, and have no expression in roots, thus obviously improving the resistance of the rice plants to the rice case worms, greatly reducing the pesticide application amount, reducing the production cost and improving the plant profit; simultaneously, the expression of the insect-resistant protein in rice seeds, pollen and roots is decreased, and the worry of people to the rice security is reduced.

The invention provides a dual-rotor-wing coaxial safe anti-collision power-driven unmanned plant protection machine which comprises a machine body and a spherical protective screen, wherein the machine body is positioned in the protective screen, and a rigid protective screen circular ring is arranged in the spherical protective screen; a support of the machine body is a universal platform circular ring, on which a main supporting rod is arranged in a diameter direction; the universal platform circular ring is embedded in the protective screen circular ring; the outer wall of the universal platform circular ring is tightly adhered with the inner wall of the outer ring, and can slide at any angles. Due to arrangement of the universal platform and the protective screen, the plant protection machine provided by the invention has the advantages of being high in flying stability, safety coefficient, collision resistance and environmental suitability.

The invention relates to a ratooning rice cultivating method. The method comprises the following steps of selecting the rice kind with high first-season biomass, high regeneration capability and relatively high protein content, and performing planting; cutting in a full heading period or in 10-25 days after the full heading period, wherein the height of the stubble after cutting is 10-30cm, and performing forge processing on the straw obtained through cutting; in two days after cutting, applying 5-15kg of urea and 5-10kg of potassium chloride in each mu; and when the grain yellow rate of the ratooning rice exceeds 95%, performing harvesting. According to the method of the invention, through first-season whole-stem cutting and silage, relatively high biomass of the straw and the paddy is obtained, and a new conception is supplied for settling a straw problem and a forge problem. Through comprehensive consideration of factors such as rice kind, cutting time and field management, an economic benefit in rice planting is maximized, and furthermore a forge requirement and a food requirement are satisfied.

The invention discloses a cultivation method for intercropping broad bean and pakchoi in rice stubbles, which comprises the following steps: (A) base fertilizer spreading: evenly spreading the fertilizer on a rice stubble plate field; (B) broad bean field bedding: lofting, ridging and bedding on the rice stubble plate field, wherein the field surface is 100cm wide, and the field drain is 40cm wide; (C) deep drain soil piling: deeply hoeing the field drains to 20cm below the field surface, and scattering the piled-up soil on the field surface; (D) piled-up soil crushing and field preparation: crushing the piled-up soil into small blocks of which the dimensions are about 8cm; (E) bean growing and pakchoi planting: growing the broad bean before planting the pakchoi; and (F) field management. The cultivation method for intercropping broad bean and pakchoi in rice stubbles does not need tillage or hole making, applies the base fertilizer on the bottom, piles up the soil in the deep drains, widens the row spacing, reduces the planting distance, and closely intercrops bean and pakchoi reasonably. The intercropped broad bean and pakchoi supplement each other, so that one mu of land can be used as two mu of land, and the benefit per mu of land is multiplied, thereby realizing the yield increase in agriculture and the income increase for farmers.

The invention discloses a crop physiology resistance inducer and a preparation method. The crop physiology resistance inducer is prepared from nano SiO2, nano CaCO3, heteroauxin, abscisic acid, humic acid, monopotassium phosphate and distilled water according to certain ratio. The preparation method comprises the following steps: (1) taking nano SiO2, nano CaCO3, heteroauxin, abscisic acid, humic acid, monopotassium phosphate and distilled water for standby application; (2) weighing the raw materials respectively according to the mass percent of the preparation amount, dissolving nano SiO2 and nano CaCO3 with ethyl alcohol respectively, mixing the solutions, after certain period of time, adding heteroauxin and abscisic acid, adding distilled water for dissolution, uniformly stirring, performing ultrasonic treatment, adding humic acid and monopotassium phosphate, adjusting the pH value with hydrochloric acid, and adding distilled water for constant volume to obtain the crop physiology resistance inducer. According to the invention, the formula is reasonable, the application is convenient, the resistance of crops to drought, low temperature, hard light and other adverse situations can be effectively induced, and high and stable yield of the crops can be ensured; the preparation method is practical, simple and convenient to operate, stable in ingredient dispersion, ecological and environment-friendly, free of environmental pollution, and convenient to popularize and apply.

The invention provides a method for efficiently and comprehensively preventing and controlling sesame diseases. The method comprises the following steps: (1) selecting a disease-resistant variety; (2) selecting a high-quality farmland; (3) seeding in good time, performing rational close planting and performing crop rotation; (4) performing seed coating treatment; (5) preventing and controlling diseases in a seedling stage; (6) preventing and controlling diseases in a flowering stage; (7) harvesting in good time. The method can be used for effectively preventing and treating main diseases such as wilt of sesame, stem wilt and leaf wilt, the comprehensive prevention and control effect can be up to 77.37%-89.5%, and the yield is improved to 85.9-93.6%. The method is simple in comprehensive prevention and control step, reasonable in design, efficient and safe, high in practicability, high in prevention and control efficiency, good in result repetitiveness and low in cost, and can be used for increasing the sesame unit production and increasing incomes of farmers under the condition of not increasing the prevention and control cost, and is wide in technical application range and obvious in economic benefits and ecological benefits.

The invention relates to a special bulk blending fertilizer for basal application type peanuts and a preparation method thereof. The special bulk blending fertilizer is characterized by being prepared from the following raw materials in percentage by weight: 15.0%-25.0% of urea, 6.0%-10.0% of slow release coating urea, 25.0%-35.0% of diammonium hydrogen phosphate, 20.0%-30.0% of potassium chloride, 12.5%-21.5% of magnesium sulfate, 0.5%-0.8% of zinc sulfate and 0.5%-0.8% of a boric fertilizer. The fertilizer can promote high yield of the peanuts and is simple in preparation process and low in cost.

The invention discloses a special rubber tree fertilizer for promoting high and stable yields, and a fertilization method of the fertilizer. The special rubber tree fertilizer comprises the following active ingredients in parts by mass: 11-15 parts of nitrogen, 7-12 parts of phosphorus pentoxide, 8-18 parts of potassium oxide, 2-4 parts of magnesium oxide, 0.2-0.4 parts of N-(n-butyl)thiophosphoric triamide, 0.1-0.2 parts of 3,4-dimethylpyrazole phosphate and 3.6-4.8 parts of organic matter; and the total nutrient content is 41.6-43%. The fertilization method comprises the steps that a fertilizer trench is dug; a conventional commercial organic fertilizer or farmyard manure is applied; the special rubber tree fertilizer is applied after several months; earthing is performed; and green manuring fertility is performed matched with crabrooting hilling and forest vegetation management. The fertilizer creates a loose, fertile, wet and ventilated soil environment for a rubber tree, and continuously and stably provides nutrients. After the special rubber tree fertilizer is applied, a nutrient deficiency symptom of the rubber tree is alleviated; the nutrients overall trend to balance; and the rubber yield is greatly increased.