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587results about How to "Sufficient nutrition" patented technology

Method for ecological restoration of side slopes of acid waste-rock yard

The invention discloses a special composite isolation layer for ecological restoration of side slopes of an acid waste-rock yard, comprising a plastic biaxial geogrid, a soil improvement layer and a water discharging plate. The invention further discloses a method for ecological restoration of the side slopes of the acid waste-rock yard, comprising the following steps: arranging the composite isolation layer, an ecological rod, a geogrid mesh, a base material layer and a seed layer on side slopes, leading the plastic biaxial geogrid, the ecological rod, the composite isolation layer, the base material layer and the seed layer to act mutually, effectively improving the growth conditions of plants and leading the growth of the plants to have sufficient water and nutrients. The invention better realizes the ecological restoration and creation of ecological landscapes on the side slopes of the acid waste-rock yard without conditions for plant growth, and simultaneously guarantees the structure and stability of the side slopes, thus achieving the purposes of greening and beautifying the environment, conserving water and soil and inhibiting runoff, also having simple construction technique, easy implementation and high efficiency and being suitable for large-area application.
Owner:BEIJING GENERAL RES INST OF MINING & METALLURGY

Spray nozzle with double flow channels

The invention provides a spray nozzle with double flow channels. The spray nozzle comprises a spray nozzle unit with the inner flow channel, a spray nozzle unit with the outer flow channel, a connector and a spray nozzle body. The spray nozzle unit with the inner flow channel and the spray nozzle unit with the outer flow channel are connected to the spray nozzle body by the connector, and a spinneret structure is formed in the spray nozzle body in such a manner that an inner-layer material squeezed out of the spray nozzle unit with the inner flow channel is positioned in the center of the spinneret structure and an outer-layer material squeezed out of the spray nozzle unit with the outer flow channel wraps the periphery of the spinneret structure. The spray nozzle with the double flow channels has the advantages that the two different materials are respectively arranged in the inner flow channel and the outer flow channel by the aid of inner and outer double-flow-channel technologies, accordingly, the spinneret structure with the corresponding material in the center and the other material uniformly arranged on the periphery can be formed by means of squeezing, the central material can be effectively protected, and cell substances in the center of the spray nozzle can be protected when the spray nozzle is applied to 3D (three-dimensional) biological printing; nutrients can be provided, so that the survival rate of printed biological cells can be increased.
Owner:NANJING LYUDONG BIOLOGICAL SCI & TECH

High-yield planting method for soybean

The invention provides a high-yield planting method for soybean, relating to the planting methods of crops and solving the problems that seeds are wasted due to the high density of seedling strains, and the flowers of the soybean fall in a flowering stage and the pods of the soybean fall in a podding stage because the soybeans are subjected to the deficiencies of moisture, nutrients and light in both a seedling stage and a growing stage, which directly results in the low yield of the soybean. The high-yield planting method provided by the invention comprises the following steps of: (1) selecting a relatively-flat land plot suitable for the crop rotation of main crops; (2) carrying out soil and ridge digging in autumn, breaking a plough sole by digging in autumn so as to deepen a plough layer year by year; (3) selecting soybean seeds; (4) carrying out seed dressing by using a boron and molybdenum trace fertilizer and soybean rhizobia; (5) sowing and fertilizing, wherein the spacing among strains is 13-21 cm, and the strains of once-sown fully-standing seedlings per mou are 5,000-6,000; and (6) carrying out intertillage for 2-3 times, and spraying a mixed solution of a soybean accelerating and controlling agent and EM (Erythromycin) original dew in an initial bloom stage per mou. The high-yield planting method for the soybean has the advantages that: the soybean can have abundant of moisture, nutrients and light in both the seedling stage and the growing stage by adopting the spacing among strains of 13-21 cm, the flowers and the pods of the soybean do not fall, therefore, the yield of the soybean is increased, the ratio of fully-standing seedlings is high, and the seeds are saved.
Owner:王信

Macadimia nut seedling autumn grafting technology

The invention discloses a macadimia nut seedling autumn grafting technology. Lignified branches processed through girdling are used as scions, nutrition bag seedlings normally growing for 10 months or longer or nutrition bag seedlings with the diameter larger than or equal to 8 mm are used as stocks, and grafting is performed with a cutting and grafting method. The lignified scions processed through girdling are grafted onto the nutrition bag stocks, so that the cell viability is low, callus can be formed fast, reserved leaves can perform photosynthesis to produce nutrient substances, and the nutrient substances are provided to cuts for healing; therefore, the survival rate of the grafting technology is increased by 10 percent to 15 percent compared with ordinary grafting, and the grafting survival rate reaches up to 85 percent. Besides, autumn grafting and spring grafting are combined for use, and additional grafting can be performed to make up for seedlings which are dead after grafting. Through the technology, the survival rate of macadimia nuts is greatly increased, the seedling breeding period is shortened, the seedling cultivation cost is reduced, and the grafting period of time is prolonged. Autumn grafting and spring grafting are combined for use, additional grafting can be performed to make up for the dead seedlings, and the macadimia nut seedling autumn grafting technology is suitable for cultivating seedlings on a large scale by enterprises and provides technological support for development of macadimia nut seedlings.
Owner:YUNNAN YUANRUN MACADAMIA NUT DEV

Bovine dung vermicompost seedling culture matrix block and preparation method thereof

The invention belongs to the technical field of agricultural and horticultural fertilities and particularly relates to a bovine dung vermicompost seedling culture matrix block and a preparation method thereof. The preparation method includes steps: properly grinding raw materials including wastes of straws, bovine dung vermicompost materials and the like, adding appropriate peat and water-absorbent resin as an expanding agent and a soil sterilizing agent, adjusting, mixing and using a special forming device to realize primary compression and forming to produce the seedling culture matrix block suitable for agricultural and horticultural plants. The invention further discloses corresponding technical steps. Recycling of wastes is realized, and the prepared seedling culture matrix block is rich in nutrition and meets requirements of seedling growth and development of agricultural crops, melons, fruits, vegetables and the like. In addition, environment pollution caused by plastic cave dishes can be reduced while seedling transplantation integration can be realized. The bovine dung vermicompost seedling culture matrix block and the preparation method thereof have the advantages of freeness of root injuries, seedling injuries and a rejuvenation period, high in survival rate and the like.
Owner:HUAZHONG AGRI UNIV

Method for growing grapes

The invention discloses a method for growing grapes. The method includes steps of (1), selecting varieties, preparing seedling lands and sufficiently applying base fertilizers; (2), enabling grape parent branches to sprout in advance, to be more specific, growing the grape parent branches, and applying chemicals to the grape parent branches to release the grape parent branches from natural dormant periods in advance; (3), allowing three films to cover each greenhouse, to be more specific, building the greenhouses, allowing each outer film with the thickness of 0.05mm to cover the corresponding greenhouse, allowing each inner film with the thickness of 0.03mm to cover the inside of the corresponding outer film, and allowing each mulching film to cover bed surfaces on two sides of the corresponding plant in the corresponding greenhouse in the same period; (4), regulating the temperatures and the humidity; (5), preventing and treating diseases of the grapes; (6), managing and bagging flowers and fruits, and spraying calcium chloride solution on the surfaces of the fruits in 15-20 days before the fruits are ripe; (7), allowing the grapes to be ripe and harvesting the grapes. The mass-volume concentration of the calcium chloride solution is 5-8%. The method for growing the grapes has the advantages that the natural dormant periods of the grapes can be completed in advance, accordingly, the grape parent branches can sprout in advance, the grapes can be ripe in advance, and chilling injury in early springs can be prevented; the grapes are excellent in quality, good in taste, strong in aroma and high in calcium content, are large and can be safely eaten.
Owner:JIANGSU FOUTAR AGRI SCI & TECH

Potato resistance increasing powder and potato steamed bun premixing powder with function of lowering blood sugar

The invention relates to potato resistance increasing powder and potato steamed bun premixing powder with a function of lowering blood sugar and belongs to the technical field of food processing. The potato resistance increasing powder is obtained by crushing potatoes, standing and mixing washed sediment with water, then carrying out microwave, toughening and ageing treatment, and suction-filtering, drying and crushing aged potato pulp to obtain the potato resistance increasing powder. By using the microwave treatment, one part of amylopectin is degraded to form new short amylose so that the content of the amylose is increased. The toughening treatment moderately facilitates the rearrangement of amylose molecules so that the arrangement is relatively ordered; after the starch is aged, double-spiral structure are formed at the tail end regions of the amylose molecules; and the double-spiral structures are close to a spiral aggregating body under the effects of hydrogen bonds and Van der Waals force to form a stable crystal structure, so that the starch is not easy to degrade by enzymes and the content of resisting starch is improved. The potato resistance increasing powder is mixed with plain flour at a specific ratio to obtain the potato steamed bun premixing powder; and steam buns produced by the potato steamed bun premixing powder can be used for effectively controlling blood glucose of patients with diabetic nephropathy.
Owner:INST OF AGRO FOOD SCI & TECH SHANDONG ACAD OF AGRI SCI

Solid fertilizer rapid fertilizing apparatus for vegetables

The invention relates to a solid fertilizer fertilizing apparatus, in particular to a solid fertilizer rapid fertilizing apparatus for vegetables. The technical problem to be solved by the present invention is to provide a fast fertilizing apparatus for solid fertilizers for vegetables, wherein the fertilizing apparatus realizes even fertilization, can perform fertilization according to the growthconditions of vegetables and prevent fertilizers from being easily moisturized. In order to solve the above technical problems, the present invention provides the solid fertilizer rapid fertilizing apparatus for vegetables. The apparatus comprises a bottom plate, wheels, a push handle, a left bracket, a fertilizer box, a punching device, a first support rod, a first motor, a feeding device, a discharge pipe, a valve, a cover plate, etc.; and the push handle is arranged at the left end of the bottom plate, the wheels are arranged at the bottom of the bottom plate, the punching device is arranged at the right end of the bottom plate, and the left bracket is arranged at the left side of the top of the bottom plate. The apparatus achieves the effect of uniform fertilization, can perform fertilization according to the growing condition of the vegetables, and prevents the fertilizers from being easily moisturized, does not waste fertilizers because the rate of punching is the same as the speed of material dropping, thereby maximizing the effect of the fertilizers and enabling the vegetables to maintain sufficient nutrients.
Owner:浙江果岚农业科技有限公司

Soil culture medium suitable for dry-land afforestation and preparation method thereof

The invention discloses a soil culture medium suitable for dry-land afforestation and a preparation method thereof. The soil culture medium is prepared by effectively performing compound-mixing on raw materials including clays, bentonite, organic matter, plant fibers, aggregating agents, water-retaining agents, rooting powder, controlled-release compound fertilizer and clear water. According to the volume ratio of each component to the culture medium, the clays account for 25-30 percent, the bentonite accounts for 2-3 percent, the organic matter accounts for 30-35 percent, the plant fibers account for 10-15 percent, the aggregating agents account for 0.03-0.05 percent, the water-retaining agents account for 0.1-0.3 percent, the rooting powder accounts for 0.0005 percent, the controlled-release compound fertilizer accounts for 0.8-1 percent, and the clear water accounts for 17-32 percent. The invention also discloses a preparation method of the soil culture medium. The soil culture medium has a good aggregation structure and strong functions of water conservation, water retaining, fertilizer retaining and ventilation, is rich in nutrition and can be absorbed and utilized by nursery stock in a balanced and slow-released manner; the added rooting powder can promote the nursery stock to take root early; the planting of the nursery stock is not restricted by seasons; the nursery stock do not need to be watered and conserved after being planted; and the survival rate of afforestation is high. The preparation method is novel and controllable, and the consumption is low.
Owner:青岛冠中生态股份有限公司
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