664results about How to "Improve seed setting rate" patented technology

The present invention discloses a paddy field rail duck raising technology. Rice, insect, duckweed and duck constituting one biological chain are made to control each other; the time and the space for the four kinds of organisms to constitute the complex colony are controlled based on the rice growth rule and the symbiotic biological environment for rice and duck is improved to realize the pollution-less rice plantation and duck raising. By stimulating natural biological system, the duck raising in paddy field can control the harmful disease, pest and weed, reduce pesticide amount, produce green food material and increase rice field output value.

The invention provides an acidic soil conditioner, and a preparation method and application thereof. The acidic soil conditioner comprises the following components in part by weight: 4 to 8 parts of composite bacterial agent, 80 to 90 parts of acid adjusting factor, 3 to 7 parts of chelate and 2 to 6 parts of organic matter. The acidic soil conditioner adjusts the pH value of soil, promotes formation of soil aggregate structures, improves the physical property of the soil, creates a good ecological environment for the growth of plants, increases organic matters, calcium, magnesium and silicon and the activities thereof, promotes healthy growth of crops, enhances stress resistance and prevents diseases and pests. By adoption of the composite bacterial agent, the constitution of a microflora of the soil can be improved, the microbial activity of the rhizosphere of the crops is enhanced, mineralization of organic pollutants is accelerated, growth of the plants is promoted, and absorption of degradation products and bioremediation of the polluted soil are accelerated. The acidic soil conditioner has no toxicity, residues and pollution, accords with the development tendency of organic pollution-free agriculture and has great popularization and application values.

The invention relates to a slow release/controlled release fertilizer for regulating and controlling crop nutrition all the time and preparation method thereof, wherein the fertilizer comprises a framework integument and exterior film using three proportions of nitrogen, phosphor and potassium as the core, and different integument material, integument processes and different emancipation systems are employed, the fertilizer also comprises a releasing bundle layer for controlling the fertilizer, addition agent, binding agent with adhesive action, amendment agent, solubilizing agent and active agent.

The invention provides a bio-control bacterium foliage fertilizer, and preparation and application thereof. The bio-control bacterium foliage fertilizer is prepared from the following materials in parts by weight: 1-3 parts of core bio-control bacteria, 35-85 parts of biochemical fulvic acid potassium, 10-50 parts of active SiO2, 2-6 parts of an enzyme activity substance, and 2-6 parts of a plant surfactant. The core bio-control bacteria contain bio-control promoting bacteria and protein decomposing bacteria; the bio-control promoting bacteria comprise bacillus subtilis and trichoderma harzianum. The core bacteria in the bio-control bacteria foliage fertilizer can rapidly grow on the surface of a plant in a field planting manner and form a 'bio-control membrane' so as to prevent infection of pathogenic bacteria at the surface of the plant; the substances, such as antibiotics and phytohormone, are generated in the processes of interaction with the pathogenic bacteria and hyperparasitism, and a plurality of diseases of crops can be prevented, resisted or directly killed; the bio-control bacteria foliage fertilizer enables the crops to have solid plant cell wall tissue, so that the ability of plant epidermis for directly resisting incursion of the pathogenic bacteria and insect pests is enhanced, and healthy growth of the crops is facilitated; the target of using a little of pesticide or not is achieved, and the environmental pollution is alleviated. Thus, the yield and the quality of the crops are improved.

The invention relates to a fertilizer formula and further relates to an application method of the fertilizer. A selenium-rich organic/inorganic fertilizer for producing selenium-rick rice is prepared by mixing selenites, nitrogenous fertilizers, phosphate fertilizers, potash fertilizers, rotten organic fertilizers and silicon fertilizers according to a certain ratio and pelletizing the mixture. The selenium-rich organic/inorganic fertilizer for producing the selenium-rick rice comprises the following components in parts by weight: 0.004-0.010 parts of the selenites, 15-33 parts of the nitrogenous fertilizers, 12-24 parts of the phosphate fertilizers, 10-17 parts of the potash fertilizers, 30-50 parts of the rotten organic fertilizers and 5-8 parts of the silicon fertilizers. The fertilizer not only includes selenium element but also includes other nutrition enhancing matters requested by crop growth. As the fertilizer can be used for supplying the selenium element and the other nutrition enhancing matters requested in growth for crops simultaneously, the application of the fertilizer is good for the crop growth, so that the absorption rate and the conversion rate of selenium are improved, and the selenium-rick rice reaching a selenium-rick rice standard can be produced by applying less selenium.

The invention discloses a method for cultivating organic selenium-enriched rice. The method is characterized by comprising the following steps of: respectively preparing selenium-enriched seedling cultivating matrixes and selenium-enriched organic and inorganic special fertilizers by taking selenium-containing flax cakes as a selenium source, utilizing the selenium-enriched seedling cultivating matrixes in the seedling cultivation of rice, and respectively applying the selenium-enriched organic and inorganic special fertilizers as a base fertilizer and additional fertilizer before transplanting seedlings of the rice and before the farmland rest at the last phase of tillering of the rice. According to the method for cultivating the organic selenium-enriched rice, disclosed by the invention, conventional methods in which selenium-containing solution or selenium-containing leaf surface fertilizer is sprayed at a flowering phase and a seed phase of rice in the current selenium-enriched rice production or the selenium-containing solution is added in a rice processing procedure are changed, unsafe factors in the production of the selenium-enriched rice are avoided, and the production ofthe selenium-enriched rice is economical, efficient and pollution-free.

The invention belongs to the technical field of fertilizer application, and particularly relates to a method for application of organic fertilizer substituting chemical fertilizer in a quantitative manner. The method comprises the following steps of: S1, according to the crop growth environment, estimating the obtainable yield of a certain field under the best nutrient management measures according to the average yield of the crop in the past several years; S2, respectively calculating the agronomic efficiency of nitrogen fertilizer and the total quantity of nitrogen required to achieve the obtainable yield; S3, according to principle that the nitrogen nutrient of the organic fertilizer substitutes the nitrogen nutrient of the chemical fertilizer in a quantitative manner, respectively calculating the recommended application quantity of the organic fertilizer and the quantity of the nitrogen fertilizer substituted by the organic fertilizer; and S4, performing fertilizer application according to the recommended quantity of the organic fertilizer to the field, wherein the recommended quantity of the organic fertilizer is obtained through calculation. The method disclosed by the invention has the advantages of simplification, quantification, rationalization and the like. By only evaluating the crop growth environment and the soil fertility status, and using the key parameters such as the obtainable yield, nitrogen fertilizer reaction indexes and organic fertilizer substitution indexes, the total application quantity of the nitrogen fertilizer and the organic fertilizer can be quickly and accurately estimated, and the crop yield and the nitrogen use efficiency are effectively increased.

The invention discloses long-acting slow release organic fertilizer which is prepared by raw materials in parts by weight as follows: 4-5 parts of activated carbon, 10-15 parts of edible starch pulp, 5-6 parts of zeolite powder, 7-8 parts of medical stone powder, 6-8 parts of gelidium amansii, 4-5 parts of potassium sulfate, 35-45 parts of animal waste, 12-18 parts of spirulina powder, 1-2 parts of talcum powder, 3-4 parts of ground phosphate rock, 5-6 parts of ammonium sulfate, 2-3 parts of urea, 3-4 parts of sodium sulfate, 5-6 parts of biochemical fulvic acid, 20-30 parts of a soil conditioner and appropriate water. The long-acting slow release organic fertilizer adopts a double-envelope structure comprising a molten urea layer and the talcum powder, by means of slow release of the urea and high adsorbability of the talcum powder, release of fertilizer nutrients can be controlled effectively, waste caused by the fact that a large quantity of fertilizer components cannot be effectively absorbed by plants is prevented, meanwhile, the added raw materials such as the gelidium amansii, the spirulina powder and the like contain large quantities of trace elements such as iron, calcium, magnesium and the like required by the plants, and healthy growth of the plants is facilitated.

The invention belongs to the field of heterosis application and in particular relates to a method for producing rice hybrid Guangliangyou 206. According to the invention, a new combination of three-line early rice is produced by hybridizing three-line male sterile line Guang 8S with restorer line D208, wherein the female parent Guang 8S is quoted from high-yield, high-quality and high-resistance three-line male sterile line selected and bred by teacher Yang Zhenyu; male parent restorer line D208 is introduced. The hybrid has the characteristics of high and stable yield, strong disease resistance and high biological yield.

The invention relates to organic fertilizer and concretely relates to a method for preparing bio-organic fertilizer from walnut green seedcase. The method realizes walnut by-product utilization. The method comprises adding a professional starter into walnut green seedcase with water content of 70-80%, fully mixing the professional starter and the walnut green seedcase according to a weight ratio of 1: 1000, mixing the mixture and animal dung according to a weight ratio of 30-50%, putting the mixture into a fermentation tank, carrying out fermentation, wherein in fermentation, a turning process is carried out and after the temperature is reduced to 30 DEG C from 60-70 DEG C and the pile is stood for 10-20 days, adding 10% of a biological compound bacterium fluid into the fermented material and carrying out granulation to obtain the bio-organic fertilizer.

The invention relates to the field of fertilizers, and concretely relates to a multielement composite foliar fertilizer. The multielement composite foliar fertilizer is composed of the following substances in percent by mass: 10-20% of urea, 5-7% of diammonium phosphate, 3-5% of potassium sulfate, 0.05-0.15% of ferric sulfate, 0.02-0.04% of zinc sulfate, 0.03-0.05% of sodium molybdate, 0.1-0.3% of borax, 0.03-0.05% of magnesium sulfate, 0.07-0.09% of potassium chloride, 0.07-0.09% of iodoacetic acid, and 1-3% of a plant-growth regulator.

The invention provides a full set of dry-finishing direct-sowing rice cultivating technologies which can save labor, increase output, resist fall-down and improve soil and the land farming mud layer. As the dry-cultivation and the dry-finishing are adopted, the soil has good crumb structure, good hydroscopic property and good water permeability, which facilitates to ensure that the seedlings can tiller earlier and more at lower positions and the basic seedlings are sufficient; a high-yield seedling rack can be formed easily without transplanting and seedling mitigating and the mature period can be advanced for 7-10 days. By adopting the technology, the requirement of the rice for water in the middle and last period is looser, the maturing rate is high, the kernel is heavy and big and the land farming mud layer can be kept in an optimum state for ever.

The invention relates to a double-cropping planting method for oil sunflowers in coast heavy saline soil. The double-cropping planting method for the oil sunflowers in the coast heavy saline soil is characterized by comprising the following steps of: A, confirming a heat-suitable area and suitable sowing time for the oil sunflowers; B, building raised field-shallow pond reformed heavy saline soil; C, planting the oil sunflowers in raised fields in spring and summer and performing sea-ice water irrigation; and D, harvesting. The double-cropping planting method for the oil sunflowers in the coast heavy saline soil has the beneficial effects that a stable soil environment is provided to planting of the oil sunflowers by utilizing a reforming method of building raised fields-shallow ponds; water demand for the oil sunflower sowing time and a growth period is guaranteed through the sea-ice water irrigation, and therefore, the land utilization efficiency and the yield of the oil sunflowers are greatly increased, and the problems that land and water resources of the coast heavy saline soil are unused and the land production potential is low are solved.

The invention discloses a method for culturing oil peonies. The method comprises the following steps of (1) seedling plant processing, seedling plants are soaked in a 800-fold thiram solution for 15 min to 20 min, and then are dried to be planted; (2), culturing, culturing is carried out according to the seed spacing of 20*25 cm, in the culturing process, a shovel is inserted into the ground to drive open a gap, a seedling is put into the gap, and is slightly lifted to enable the rootstock portion to be 1 cm to 2 cm lower than the ground, and planting holes are sealed into ridges of 10 cm to 20 cm; (3), fertilization, in the first year of planting, fertilization is avoided, and from the second year of planting, fertilizer is applied twice every year; (4) pest control, at the early march, 10 to 15 kilograms of phoxim granules are applied to per mu; at the mid to late April, 600 to 800-fold liquid of 70 percent of thiophanate methyl is sprayed and applied before 7 days to 10 days of the flowering phase; from beginning of the last ten-day of May, 600 to 800- fold liquid of carbendazim or thiophanate methyl or chlorothalonil is sprayed and applied at intervals of 15 days to 20 days. According to the method, the seed setting rate of the oil peonies is improved, the method is large in seed setting amount and oil yield, and increasing of vegetable oil consumption per capita is met.

The invention relates to a breeding and cultivating method for a plant, in particular relates to a breeding and cultivating method for loose purple cauliflowers, and belongs to the technical field of plant cultivation. The breeding and cultivating method comprises the steps of hybridizing a loose purple cauliflower breeding material with a semi-compact purple cauliflower breeding material to obtain seeds F1, and selfing single strains with high comprehensive agronomic characters after the seeds F1 are sowed to obtain seeds F2; performing microspore culture on single loose purple cauliflowers through flower buds suitable for the microspore culture from the mononuclear edging stage to the double-core early stage to grow a large number of normal regenerated plants, selfing excellent DH plants of the loose purple cauliflowers to obtain a loose purple cauliflower excellent DH strain 03-12 serving as a recurrent parent which is hybridized with a cauliflower cytoplasmic male sterility source material CMS05-6, performing five generations of backcross transformation and selection to form a cytoplasmic male sterile line CMS08-2, and hybridizing the DH strain serving as a parent with the excellent cytoplasmic male sterile line CMS08-2.

The invention discloses a rice overgrowth-controlling, lodging-resistant and yield-increasing agent and an application thereof. The rice overgrowth-controlling, lodging-resistant and yield-increasing agent mainly comprises a plant growth regulator and a fertilizer, wherein the regulator is brassinolide and paclobutrazol or uniconazol, and the fertilizer is one or combination of more than two of substances containing N/P/K/B/Zn/Ca/Cu/Fe/Mn/Mo/Me/S/Cl/Si and other elements, such as urea, potassium dihydrogen phosphate, diammonium phosphate, calcium carbonate, potassium nitrate, silicon fertilizer, zinc sulfate, ferrous sulfate, potassium chloride, boric acid, borax, copper sulfate, ferrous sulfate, molybdenum fertilizer, magnesium sulfate, potassium sulfate, manganese sulfate and rare earth fertilizer. The rice overgrowth-controlling, lodging-resistant and yield-increasing agent has good safety and can effectively shorten the length between neck-panicle nodes and top second nodes of rice and enhance lodging resistance of rice; simultaneously, the rice overgrowth-controlling, lodging-resistant and yield-increasing agent can not affect safe dates of full heading and the grain number per spike of rice, prolong the service life of functional leaf of rice, improve the seed setting rate and the 1000-grain weight of rice and significantly affect the yield of rice. The rice overgrowth-controlling, lodging-resistant and yield-increasing agent is suitable for various types of rice, including conventional rice, hybrid rice and super hybrid rice, and has the advantages of low cost and high performance-price ratio.

The invention discloses a seedling growing and machine transplanting method of double cropping rice. The method comprises the following steps: early rice cultivation: making a seedbed on January to February, building a greenhouse, preparing a substrate, placing 20-25 hard seedling trays of (28*58*2.5) centimeters into each mu of field, sowing and performing seedling management; double cropping late rice cultivation: making a seedbed on April to May, preparing a substrate, placing 26-30 hard seedling trays of (28*58*2.5) centimeters into each mu of field, sowing and performing seedling management; machine transplanting and management of early rice; machine transplanting and management of double cropping late rice. According to the method, cured organic nutritional soil is taken as a substrate in seedling cultivation of early rice and late rice, so that sufficient nutritional components are provided for seedlings, and the environmental pollution is low; a sufficient amount of compound fertilizer is applied after machine transplanting of rice, a tiller fertilizer is applied and enclosed weeding is performed as early as possible, a jointing and flower promoting fertilizer is applied once again, prevention and control of banded sclerotial blight are performed, and harvesting is performed in time; specific to the difference in the seedling cultivation time of early rice and late rice, the fertilization and plant disease and insect pest prevention and control work of rice are performed, so that the maturing rate is increased.

The invention discloses a geopolymer injecting paste material and a preparing method and application thereof. The geopolymer injecting paste material is prepared from the components in proportion: 50-80 parts of coal ash, 16-50 parts of zeolite powder, 4-10 parts of clay, 5-15 parts of alkali excitant, 0.5-2 parts of accelerator, 3-8 parts of water glass and a water cement ratio is 0.75-1.5; the method comprises: (1) dissolving the alkali excitant in water to prepare an alkali excitant solution; (2) uniformly mixing the coal ash and the zeolite powder with other components to obtain a mixture; (3) mixing the alkali excitant solution with the mixture, and stirring to obtain the target geopolymer injecting paste material. The geopolymer binding material taking the coal ash, zeolite powder and clay as raw materials has the characteristics similar to but superior to those of cement, and can serve as an excellent injecting paste material, and has excellent effects on road foundation strengthening and antiseepage in engineering.