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320results about How to "Increase planting area" patented technology

Movable LED lighting circulation plant water-culture device

The invention discloses a movable LED illumination circulation plant water-culture device. The movable LED illumination circulation plant water-culture device mainly comprises a multilayer support, a planting device, a lighting system, a temperature control system and a water, fertilizer and air integrated circular supplement system. The movable LED illumination circulation plant water-culture device can be moved to a proper place to perform water culture according to natural lighting conditions and space sizes, fixed in a room for use, and moved out of the room or moved to a corridor for use. The movable LED illumination circulation plant water-culture device is simple in structure and convenient to operate, so that the movable LED illumination circulation plant water-culture device is applicable to homes and laboratories for researches. Furthermore, the movable LED illumination circulation plant water-culture device is suitable for planting of nursery stocks of multiple plants, branch planting and seed sowing. By controlling lighting time and the temperature of water culture liquor and supplementing water, fertilizers and air (oxygen) in a circular mode, growth and development of the plants are promoted, and therefore, plant water culture which is low in power consumption, easy to operate, rapid in growth and high in efficiency is achieved. The movable LED illumination circulation plant water-culture device has high practical value and wide market prospects.
Owner:广西壮族自治区蚕业技术推广总站

Light-compensating assemble type household vegetable garden planting device

The invention discloses a light-compensating assemble type household vegetable garden planting device, and relates to the technical field of indoor planting. The device is characterized by comprising a photovoltaic panel, a storage battery, a microcomputer controller, a minitype pump, an LED light-compensating lamp, an ultraviolet sterilization lamp and a planting table, wherein the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the microcomputer controller; the microcomputer controller is electrically connected with the minitype pump, the LED light-compensating lamp and the ultraviolet sterilization lamp through conducting wires respectively; the planting table comprises a trough and a frame body; the frame body is arranged at the upper part of the trough; the minitype pump is arranged in the trough; the water outlet nozzle of the minitype pump is positioned at the top of the frame body; the LED light-compensating lamp and the ultraviolet sterilization lamp are arranged at the top of the frame body or the lateral side of the frame body. The device can realize efficient continuous operation through solar energy and implement automatic watering, is convenient for use, environment-friendly and healthy, can improve the indoor environment for planting vegetables, and is small in occupied area, convenient for gardening, large in available planting area, and good in vegetal growth.
Owner:AGRI ENG INST ANHUI ACADEMY OF AGRI SCI

Intercropping cultivation method of corn and rice beans

The invention discloses an intercropping cultivation method of corn and rice beans, and relates to a cultivation method of the corn and the rice beans. The invention aims to solve the problems that accumulated temperature of a high latitude area in northeast is insufficient, the growth period is short, the yield and plant benefit are low, and the farming enthusiasm of peasant is poor under an existing planting pattern. The intercropping cultivation method comprises the steps of 1, plowing in autumn, harrowing and careful soil preparation; 2, selection of improved varieties; 3, seed treatment; 4, timely sowing and reasonable close planting; 5, field layout of intercropping cultivation method of the corn and the rice beans; 6, scientific field management; 7, timely harvest. According to the intercropping cultivation method disclosed by the invention, 2000 to 3000kg of clean production rice beans per hectare is increased under the situation that the yield of the corn is not reduced, the yield of crops and the benefits in a unit area are significantly improved, and the advantages of increasing production and increasing efficiency are obvious. The intercropping cultivation method of the corn and the rice beans is applied to the field of crop planting.
Owner:NORTHEAST INST OF GEOGRAPHY & AGRIECOLOGY C A S

Agricultural machinery operation supply and demand information matching method and apparatus

The invention discloses an agricultural machinery operation supply and demand information matching method and apparatus. The method includes the following steps that: a geographical location-based operation destination is determined; agricultural machinery demand information related to the operation destination is determined; the quantity of agricultural machinery related to the agricultural machinery demand information is determined; and demanded agricultural machinery is obtained through matching based on the quantity of the agricultural machinery and the agricultural machinery demand information. According to the agricultural machinery operation supply and demand information matching method and apparatus of the invention, based on the principle of the sharing economy theory, information communication, matching and realization are directly performed between a service provider owning the agricultural machinery and a demand side, and therefore, the utilization rate of the agricultural machinery is greatly improved, the popularization of agricultural mechanized operation is enhanced, the labor intensity of agricultural workers is decreased, the yield and planting area of crops can be increased, and the economic efficiency of an entire agro-ecosystem can be greatly prompted.
Owner:范亚杰

Method for simultaneously preparing total caffeoylquinic acid and stevioside by taking stevia as raw material

The invention relates to a method for simultaneously preparing total caffeoylquinic acid and stevioside by taking stevia as a raw material. The method comprises the following steps that: the stevia is extracted with water or an organic solvent under the action of heating, microwave or ultrasound-assisting, and a stevioside and caffeoylquinic acid extraction liquid is obtained after solid-liquid separation, and then is subjected to extraction separation; and finally, a pure product of total steviol glycoside and total caffeoylquinic acid is obtained after purification. On the basis of the traditional stevia production process, a total caffeoylquinic acid extraction process is added, so that the two types of products, i.e., the stevioside and the total caffeoylquinic acid, can be simultaneously obtained by taking the stevia as the raw material, the raw material source of the total caffeoylquinic acid substance is broadened, and the two types of high-value-added products can be simultaneously produced by the same raw material, and thus the production costs of the two types of products can be greatly reduced, the waste of resources and the environmental pollution can be reduced, the requirements of the sustainable development strategy can be met, and the application prospect is good.
Owner:巴州正达绿源生物科技有限公司

Device used for making irrigation water in condensing mode inside temperature-controlled greenhouse

The invention discloses a device used for making irrigation water in a condensing mode inside a temperature-controlled greenhouse. The device used for making irrigation water in the condensing mode inside the temperature-controlled greenhouse comprises a temperature-controlled greenhouse. An air outlet and an air inlet are formed in the wall of the temperature-controlled greenhouse. An air condensation pipe device connected with the air outlet and the air inlet is arranged outside the temperature-controlled greenhouse. An exhaust fan is installed on the air outlet formed in the inner wall of the temperature-controlled greenhouse. A water collection device is arranged on a condensate water outlet of the air condensation pipe device. According to the device used for making irrigation water in the condensing mode inside the temperature-controlled greenhouse, moisture inside the temperature-controlled greenhouse can be condensed and recycled by using of the temperature variation between the temperature of the air inside the temperature-controlled greenhouse and the temperature of external environment. The irrigation water resource inside the temperature-controlled greenhouse is enabled to be recycled to an extent. The temperature and the humidity of the air inside the temperature-controlled greenhouse can be controlled. Therefore the device used for making irrigation water in the condensing mode inside the temperature-controlled greenhouse is beneficial for crop growth. The device used for making irrigation water in the condensing mode inside the temperature-controlled greenhouse has the advantages of being reasonable in structure, reliable in performance, low in manufacturing cost, small in energy consumption, and capable of reducing the production cost of farm produce of the temperature-controlled greenhouse.
Owner:裴建生 +2

Agricultural irrigation water demand prediction method

The invention discloses an agricultural irrigation water demand prediction method, which comprises the following steps: selecting a reference period, and selecting crops of which the seeding area is greater than a set proportion as typical crops; calculating the irrigation water quota of the typical crops in the growth period according to the meteorological information; obtaining the ten-day rainfall of each meteorological station in the water-saving area, and calculating the effective rainfall of the typical crops based on the ten-day rainfall; calculating irrigation water demand of typical crops in unit area; judging whether the irrigation water demand per unit area of at least one typical crop is greater than the average value of the actual irrigation water demand per unit area of a continuous actual measurement year or not, and if so, correcting the irrigation water demand per unit area of all typical crops; otherwise, calculating the total water demand of the next year by adoptingthe irrigation water demand per unit area of each typical crop and the planting area of the next year. According to the scheme, the calculated irrigation water demand is corrected through the actualirrigation water consumption, so that the accuracy of irrigation water demand prediction can be improved, and the water-saving effect can be scientifically evaluated.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES

Method for preparing agent for preventing and treating red spider of Chinese chestnut using extracts from walnut green husk

The invention relates to a method which uses walnut green husk extractive to prepare medicine curing Chinese chestnut red spider. The method has the steps as follow: walnut green husk is taken and washed, and then is crushed in a juice extractor; the crushed green hush juice is poured into a container and is added with ethanol for well stirring; after the mixture is leached for 10-14 hours, solution is filtered with a filter cloth, liquid is pressed and concentrated by a rotary evaporators to remove ethanol and moisture, then the solid walnut green husk extractive is obtained; ethanol, emulsifier and osmotic agent are added to the solid walnut green hush extractive, and distilled water is again added to dilute the solid walnut green hush extractive; the walnut green husk extractive medicine is obtained. The invention provides a method which takes walnut husk as main raw materials to prepare medicine curing Chinese chestnut red spider. Walnut is one of four dried fruits in the world and planting area is extensive, resources are abundant. The method which uses the ethanol to directly leach is simple, is prone to systemic factory production. The additive medical medicine is less. The extractive of walnut is safe to human and animals, has good anti-mite effective and does not harm trees.
Owner:吴桂军

Scheme for clearing away and using sludge

The invention relates to a scheme for clearing away and using sludge. The scheme is composed of a dam, a gate, sludge, a dump, a hoarding and an air inlet, wherein the sludge clearing and using are bundled so as to resolve the current problems and eliminate the root causes; the sludge is conducted for physico-chemical analysis so as to provide scientific data for comprehensive use, a self-developed dredger with anti-winding propellers is adopted to clear away sludge, so as to slidingly throw off impurities and sludge in the water; during the sludge excavation in either a deep water area or a shallow water area, the dredger is provided with navigation, positioning and sonar systems to monitor underwater sludge and construction progress; the sludge and mud on the ground surface are treated as follows: the way of the crawler belt of a modified hooking machine is utilized to construct on the mud laid with an alloy pressing plate, and the sludge is transported to the dump, wherein a metal fence is arranged around the dump, supports are arranged in the fence, and screen gauzes are arranged on the fence, and the filtrated and air dried sludge is prepared into energy-saving environment-friendly multi-purpose functional bricks, so that land can be saved, and a planting area can be improved due to the fact that the sludge and clay are synthesized to landfill soil; furthermore, the water storage of a dredged reservoir area can be improved by 4 folds, and the qualities of water body and aquatic products can be obviously prompted; in addition, levelers towed by the dredger in the reservoir area is used for clearing up and fishing operations can be realized.
Owner:白恩庆
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