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50results about How to "Reduce environmental damage" patented technology

Synergistic compound hicide caphidicide containing sophocarpidine and preparation method of synergistic compound hicide caphidicide

The invention relates to an aphid biocide, and particularly relates to a hicide caphidicide containing sophocarpidine and a preparation method of the hicide caphidicide. According to a compound preparation containing sophocarpidine and lemongrass oil, the form of the preparation can be environment-friendly missible oil, a microemulsion and a water emission; the compound preparation contains the following raw materials: 1.0%-50.0% of sophocarpidine, 1.0%-40.0% of lemongrass oil, 0-20% of an environment-friendly solvent and 5%-20% of a surfactant; other assistants comprise a synergist, a penetrating agent and a thickening agent; and the composition of the microemulsion and the water emission is supplemented with water to 100% besides of containing the raw materials. The synergistic compound hicide caphidicide containing the sophocarpidine does not contain any chemical pesticide component, so that the synergistic compound hicide caphidicide is low in toxicity on people and animals, and friendly to environment, has great application and promotion value in planting of organic crops and green crops, and is a novel harmless insecticide; and various aphids on fruit trees, vegetables, traditional Chinese medicinal materials and flowers can be prevented and treated.
Owner:馥稷生物科技发展(上海)有限公司

Flower nutrition substrate and preparation method thereof

The invention discloses a flower nutrition substrate and a preparation method thereof. The flower nutrition substrate comprises basic material and additives, wherein the basic material comprises substrate wood chips, bagasses and coal slag; the additives comprise disinfectants and alkaline correctives; and the volume ratio of the wood chips, the bagasses and coal slag is (10 to 30) : (30 to 50) : (30 to 50). The preparation method of the flower nutrition substrate comprises the steps as follows: (1) the bagasses are stacked and retted until C/N value ranges from 10 to 80; (2) the wood chips, the bagasses and the stack-retted bagasses have the particle sizes ranging from 1 to 5 mm, and are mixed uniformly, so as to obtain the substate basic material; and (3) the disinfectants are sprayed to the substate basic material at first, the amount of the disinfectants satisfies that the disinfectants of 0.2 to 2 kg are added in the substate basic material of each 1m<3>, and then rauhkalk powder or calcium carbonate powder are added until the pH value ranges from 6 to 7, so as to obtain the flower nutrition substrate. The flower nutrition substrate takes the wood chips, the bagasses and coal slag as main raw material, so that cost is saved, and various wastes are utilized fully. The prepared flower nutrition substrate achieves stable physical chemical property, moderate acid and base, good permeability and comprehensive and balanced nutrition, and can provide a favorable substrate environment for flower growth.
Owner:马宗华

Method for cultivating pleurotus geesteranus with straw and waste mushroom residue

The invention discloses a method for cultivating pleurotus geesteranus with straw and waste mushroom residues. The method comprises the following steps: I, analyzing the contents of nutrient components of needle mushroom residues, namely, analyzing lignin, cellulose and board cellulose in the needle mushroom residues, testing the content of protein in the mushroom residues, testing the types of amino acid, analyzing and testing trace elements of the mushroom residues by using an ultraviolet/visible spectrophotometer, a chromatography method and an atom absorber, and detecting nutrient components in different mushroom bags, particularly the ratio of elements CN in the mushroom bags; II, screening the most appropriate pleurotus geesteranus strains cultivated by using the needle mushroom residues, and screening needle mushroom strains applicable to degrading mushroom residues; III, according to the biological characteristics of the pleurotus geesteranus, combining crop straw and needle mushroom, on the basis of different ratios of the crop straw to the mushroom residues, screening an optimal formula of a needle mushroom residue culture medium, adopting the needle mushroom residues as a substitution material to cultivate pleurotus geesteranus, thereby establishing a production system for cultivating pleurotus geesteranus by using the needle mushroom residues.
Owner:泰州弘成食用菌农业合作社

Solar energy driven recuperative solid drying and dehumidifying air conditioner system and running method

The invention discloses a solar energy driven recuperative solid drying and dehumidifying air conditioner system. The solar energy driven recuperative solid drying and dehumidifying air conditioner system comprises a first dehumidifying heat exchanger and a second dehumidifying heat exchanger, wherein the first dehumidifying heat exchanger and the second dehumidifying heat exchanger are set to work simultaneously so as to realize continuous running of the system. In a dehumidifying process, cooling water generated by a cooling tower is fed into the first dehumidifying heat exchanger, and takes away adsorption heat generated in an adsorption dehumidifying process of a drying agent; and meanwhile, hot water from a recuperative water tank is fed into the second dehumidifying heat exchanger at first for a period of time, then hot water of a thermal-insulation water tank of a solar thermal collector is fed into the second dehumidifying heat exchanger, the drying agent is desorbed and regenerated by the hot water, and produced regenerated air heats the hot water in the recuperative water tank. The solar energy driven recuperative solid drying and dehumidifying air conditioner system has the advantages of simple structure, easiness in operation, low cost, low investment and the like; and the regenerated air with high temperature and high humidity can be utilized efficiently, the efficiency of the integral system is greatly improved, and thermal pollution of the environment is reduced.
Owner:SHANGHAI JIAO TONG UNIV

Steam-press-free outer wall plate and production method thereof

The invention discloses a steam-press-free outer wall plate and a production method thereof, and relates to the field of production and manufacturing of outer wall plates in the building industry. In the manufacturing process of the steam-press-free outer wall plate, high temperature high pressure steam curing is not needed, a large tonnage press is adopted for extruding forming, and the steam-press-free outer wall plate is prepared from, by mass, 15%-20% of stone powder, 1%-2% of polyvinyl alcohol fiber, 3.5%-4% of wood pulp, 65%-71.5% of cement, 4%-6% of wollastonite and 3%-5% of additive which is prepared from aluminum powder and aluminum hydroxide. The invention provides a steam-press-free outer wall plate and the production method thereof. Regarding the raw material, the polyvinyl alcohol fiber is adopted to replace part of wood pulp fiber, the intensity of boards is increased, and the water absorption rate of the boards is lowered; regarding the technology, a steam-press-free maintenance method is adopted, the characteristic of the polyvinyl alcohol fiber is protected, and all indexes of the produced outer plate is superior to an existing production technology; meanwhile, the consumption of energy is lowered, the damage to environment is reduced, and the steam-press-free outer wall plate can be widely applied to all kinds of building inner and outer walls, floors and the like, and can be even massively applied to assembled type buildings to conform to the requirement for development trend of the current domestic building industry.
Owner:SHANDONG LUTAI BUILDING MATERIAL SCI & TECH GRP CO LTD
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