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7198results about How to "Improve fertility" patented technology

Iron-based bio-char material, preparation process thereof, and application thereof in soil pollution treatment

The invention relates to the technical field of soil heavy metal remediation, and specifically discloses a method for preparing an iron-based bio-char material, a prepared iron-based bio-char material, and a method for applying the iron-based bio-char material in treating soil heavy metal pollution. According to the material, biomass is adopted as a raw material; a high-temperature carbonization method is adopted; during the bio-char preparation process, an iron-containing compound is added, such that iron is doped according to a certain ratio, and the iron-based bio-char material with special structure and function is formed. The material has the advantages of simple preparation process, low production cost, and short production period. The obtained iron-based bio-char material has a unique effect in repairing arsenic-cadmium composite polluted soil. With the material, bio-availability of arsenic and cadmium in soil can be effectively reduced, arsenic and cadmium contents in agricultural products planted in the arsenic-cadmium composite polluted soil can be greatly reduced, and no toxic or side effect is caused on crops. The material is safe to apply, and can be used in a large scale in treatment of arsenic-cadmium composite polluted soil.
Owner:GUANGDONG INST OF ECO ENVIRONMENT & SOIL SCI

Compound microorganism liquid bacterial fertilizer for preventing plant diseases and insect pests and preparation method of compound microorganism liquid bacterial fertilizer

The invention discloses a compound microorganism liquid bacterial fertilizer for preventing plant diseases and insect pests and a preparation method of the compound microorganism liquid bacterial fertilizer and belongs to the technical field of microorganisms. The bacterial fertilizer comprises raw materials of, by weight, 10-20 parts of paprika powders, 10-20 parts of chilli powders, 5-15 parts of ginkgo leaf powders, 5-15 parts of chinaberry powders, 5-15 parts of lightyellow sophora root powders, 20-40 parts of mashed garlic, 40-80 parts of molasses, 4-8 parts of soybean meal, 5-15 parts of calcium sulfate, 5-15 parts of magnesium chloride, 5-10 parts of salt, 5-15 parts of photosynthetic bacterium strains, 5-15 parts of saccharomycete strains, 5-15 parts of lactic acid bacterium strains, 5-15 parts of streptomyces jingyangensis strains, 5-15 parts of bacillus subtilis strains and 800 parts of water. According to the compound microorganism liquid bacterial fertilizer, probiotic floras which are screened and are capable of coexisting are used for fermenting plant leaching agents of pepper, chilli, ginkgo leaves, chinaberry, lightyellow sophora roots and garlic, the plant leaching agents are capable of expelling and killing the insect pests and harmful bacteria, the compound microorganism liquid bacterial fertilizer has the advantages of being high in content of live bacteria of probiotics, high in activities, high in stability, small in using amount of plant materials, fast in acting effects, non-toxic and environment-friendly, and has wide application prospects in agricultural planting.
Owner:波普克国际生态科技(北京)有限公司

Trichoderma harzianum composite bacteria culture and application of trichoderma harzianum composite bacteria culture in aspect of plant protection

The invention relates to a trichoderma harzianum composite bacteria culture and application of the same in the aspect of plant protection, and belongs to the technical field of biology. The strain of the trichoderma harzianum composite bacteria culture is preserved in the China General Microbiological Culture Collection Center (CGMCC), and classified and named as Trichoderma harzianum MDCGTH 18, with a preservation number of CGMCC NO.2965. The Trichoderma harzianum MDCGTH 18 composite bacteria culture utilizes antagonistic microbes for biological prevention and treatment, simultaneously has the functions of inducing the disease resistance of plants and increasing the yield, has obvious effect of controlling aspen root rot, apple root rot, citrus yellow shoot, watermelon fusarium wilt, tobacco bacterial wilt, wheat scab, full rot, root rot, banded sclerotial blight, cucumber powdery mildew, downy mildew, vegetable gray mold, fusarium wilt and various other epidemic diseases, can be independently taken as a biological control microbial inoculum for plant diseases, and can also be mixed with other biological antiseptics, plant antibiotics, plant growth regulators and the prior antiseptics to prepare various biological antiseptics for controlling different plant diseases.
Owner:刘和现

Preparation method and application method of grape special fertilizer

The invention relates to preparation method and application method of a grape special fertilizer, wherein the preparation method comprises the following steps: preparing an I-type fertilizer by taking the following ingredients in parts by weight: 30-40 parts of urea, 20-30 parts ammonium phosphate, 15-30 parts of potassium sulphate, 1-3 parts of humic acid, 1-3 parts of excrement, 1-5 parts of synergist, 0.1-1.0 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 3-7 parts of plaster and 3-13 parts of bentonite; preparing an II-type fertilizer by taking the following ingredients in parts by weight: 7-15 parts of urea, 25-35 parts ammonium phosphate, 35-45 parts of potassium sulphate, 1-3 parts of humic acid, 1-5 parts of excrement, 2-5 parts of synergist, 0.1-1.0 part of ferrous sulphate, 0.1-0.8 part of zinc sulfate, 0.1-0.6 part of manganese sulphate, 0.1-0.6 part of borax, 0.1-0.4 part of copper sulfate, 3-7 parts of plaster and 3-13 parts of bentonite; and blending, spraying, pelleting and drying at lower temperature to obtain the product. The application method of the fertilizer comprises the following steps: taking an organic fertilizer and the II-type fertilizer as a base fertilizer; applying the I-type fertilizer before blossom, applying the II-type fertilizer in the young fruit development period, and meanwhile, respectively spraying monopotassium phosphate and rare earth mixed liquid once on the leaf surfaces; and spraying calcium nitrate or calcium acetate to enhance the storage resistance property before picking.
Owner:新疆满疆红农资化肥科技有限公司

Restoration method for damaged ecosystem in steep-slope area in water-level-fluctuating zone of reservoir

The invention relates to a restoration method for a damaged ecosystem in a steep-slope area in a water-level-fluctuating zone of a reservoir. The method comprises the following steps:when the impounded water level is at the lowest point, cleaning the upstream slope in the water-level-fluctuating zone, and manually tamping; digging planting holes at the top of the slope, and planting Chinese red pines and the like to form a multifunctional protective forest belt; digging planting grooves and planting holes within the range of the water-level-fluctuating zone, laying jute geotextile, planting vetiver within the range with the water-level-fluctuating depth of 2m to form a hedgerow; and mixedly planting vetiver and wire grass within the range with the water-level-fluctuating depth of 2-10m to form a combined vegetation slope restoration belt. The protective forest belt, the hedgerow and the combined vegetation slope restoration belt form a three-dimensional restoration space together, thereby ensuring that plants can take roots and restore in the steep-slope area in the water-level-fluctuating zone. By restoring the vegetation in large area, the invention effectively reduces the overland flow and the soil erosion, and improves the fertility and the properties of the soil, thereby restoring the damaged ecosystem. The invention has the advantages of convenient construction and less investment, can not be easily damaged by water, and is applicable to the water-level-fluctuating zone of a reservoir with large water-level-fluctuating range and precipitous topography.
Owner:HUAZHONG AGRI UNIV

Method for growing blueberry

The invention relates to a method for growing blueberry, which comprises soil modification, seedling cultivation, seedling planting and fertilization. In the invention, a soil modifier is applied to soil and the organic materials in the soil modifier increase the content of fatty acids such as acetic acid and propionic acid of the soil, so the rate of mycorrhizal infection, which is capable of promoting the growth of the blueberry, improving blueberry yield, contributing to productivity improvement and soil modification and improving quality and sugar content of fruits, of the blueberry is improved; meanwhile, pine soil and grass carbon are used to regulate the pH value of the soil. In the invention, a rooting medium which contains IAA growth hormone and glycine betaine is used to cultivate the seedlings, so the rooting rate of cuttings and transplanting survival rate are improved, the seedling cultivation time is reduced greatly, and the propagation efficiency is improved obviously. In the invention, a microbial fertilizer, a potassium sulfate type compound fertilizer, ammonium sulfate and diammonium phosphate are used for fertilizing the blueberry, wherein the ammonium sulfate can lower the pH value of the soil, namely the ammonium sulfate provides nutrients for the blueberry for growth and improves the growing environment of the blueberry; and thus, the blueberry yield is more improved effectively.
Owner:董文卓
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