78results about How to "Guaranteed sustainable use" patented technology

The invention discloses a highway vehicle traveling path recognition system based on a mobile network, which is characterized by mainly comprising a path recognition terminal, a mobile base station and a card reader for reading the path recognition terminal, wherein the path recognition terminal is connected with the mobile base station through a mobile communication network. The path recognition system not only has simpler structure and lower manufacturing cost, but also has very stable performance.

The invention discloses a tea garden fertilization method based on reduction of fertilization amount and times. The method comprises following steps: application of base fertilizer: ditching is performed between tea lines from late October to early November, an acid soil conditioner is applied to ditch bottoms according to soil property conditions, special fertilizer for tea trees and sustained orcontrolled release urea are mixed uniformly and applied to the ditches, and then the ditches are earthed up; application of spring fertilizer: ditching is performed between the tea lines in mid-to-late January, special topdressing for the tea trees is applied, the fertilizer is uniformly applied to the ditches, and then the ditches are earthed up; application of autumn fertilizer: urea is uniformly scattered and applied along tea clumps before raining in mid-to-late May. According to the method, fertilization times and amount of the tea trees can be reduced on the basis of guarantee of tea yield, and soil fertility level of a tea garden is improved.

The invention discloses a method for improving the northeast black soil fertility. The method includes the following steps that 1) northeast black soil is deeply loosened, and is deeply loosened one time every three years; 2) straw is smashed, then a straw decomposing agent is applied, and after corn is harvested, straw is smashed, turned, pressed and returned to a field; 3) after straw is returned to the field, suppressing and ridging are carried out; 4) 220 kg.hm<-2>-250 kg.hm<-2> of nitrogenous fertilizer (N), 110 kg.hm<-2>-135 kg.hm<-2> of phosphatic fertilizer (P2O5) and 100 kg.hm<-2> ofpotash fertilizer (K2O) are basically applied, and are subjected to even furrow application. According to the method, through comprehensive application of multiple technical measures such as deep loosening, straw field returning and accurate fertilizer applying, the defects that straw field returning of northeast black soil regions is not suitable for decomposition, and the influence on seeding ofnext-stubble crops is generated are effectively overcome; the soil organic matter content can be effectively increased, the soil structure is improved, and the culture fertility is achieved; meanwhile, the crop yield is kept, it is achieved that the win-win aim that the crop yield is continuously kept, and the soil fertility is improved is achieved, and the method is suitable for northeast regions with the accumulated temperature of 2,500 DEG C or above.

The invention provides an organic compound fertilizer containing agricultural waste and a preparation method thereof, belonging to the technical field of resource utilization of agricultural waste. The organic compound fertilizer containing agricultural waste is prepared from the following raw materials: pretreated agricultural waste, humic acid, alginic acid, trichoderma viride, glucose, agar, microbial powder, wheat bran, pretreated kitchen waste, zeolite powder, magnesium chloride, ferrous sulfate, Baomu bacteria and saccharomycetes. According to the organic compound fertilizer containing the agricultural waste, resource waste and harm to the environment caused by incineration of the agricultural waste are avoided; sustainable application of the agricultural waste is guaranteed; the organic compound fertilizer is balanced in nutrient supply, realizes long-acting slow release and improves the nutrient absorption and utilization rate of crops; and therefore, crop growth is promoted, nutrient metabolism is enhanced, a fertilizer utilization rate is increased, crop yield and quality are improved, soil is fertilized, and benign ecological cycle of soil is promoted.

An organic rice production method comprises the following steps that a, previous preparation is conducted; b, rice seedlings are raised; c, an organic soil field is ploughed; d, rice seedling transplantation and water and fertilizer management after transplantation are conducted; e, rice is harvested. The organic rice production method solves the problems that as for organic rice production in the south, rice yields are low, and plant diseases and insect pests are serious, enriches profit chains of organic rice production, directly promotes development of the organic rice and soil fertility improvement to the organic production rice field of our country, and has wide application space in organic agricultural production.

The invention discloses an agricultural liquid microbial preparation containing micromolecular water-soluble organic carbon and a preparation method for the agricultural liquid microbial preparation. The weight of water-soluble organic matters accounts for 20.9% to 24.7% of the total weight of the agricultural liquid microbial preparation, the weight (by carbon) of the micromolecular water-soluble organic carbon in the water-soluble organic matters accounts for 11.97% to 14.25% of the total weight of the agricultural liquid microbial preparation, and the amount of live bacteria of bacillus subtilis is 2*10<8> / ml. The agricultural liquid microbial preparation is prepared from the following ingredients in parts by weight: 92-97 parts of organic-carbon active solution, 1.5-2.5 parts of urea, 0.8-1.2 parts of potassium dihydrogen phosphate and 1.5-2.5 parts of bacillus subtilis preparation. According to the agricultural liquid microbial preparation containing the micromolecular water-soluble organic carbon and the preparation method for the agricultural liquid microbial preparation, the organic-carbon active solution has a fertilizer effect and can also serve as a carbon source for the bacillus subtilis, so that the bacillus subtilis can survive for more than 1 year; and the bacillus subtilis can excellently assist the organic-carbon active solution in application effect, the organic-carbon active solution and the bacillus subtilis are limited to some extent in respective field of application when the organic-carbon active solution and the bacillus subtilis are separated, and the effect that 1+1 is greater than 2 is achieved when the organic-carbon active solution and the bacillus subtilis are excellently combined together.

The invention belongs to the technical field of oil smoke purifiers, and particularly relates to an electric-field-free oil smoke purifier. The electric-field-free oil smoke purifier comprises a vertically arranged shell, wherein an oil smoke purifying cavity is formed in the shell; a modified fiber ball filter layer, a honeycomb type oil-water separation layer and a rotary demister are sequentially arranged in the oil smoke purifying cavity from top to bottom; an air inlet and an oil dirt and cleaning liquid accommodating cavity are formed in the lower portion of the oil smoke purifying cavity; a drain outlet is formed in the bottom of the oil dirt and cleaning liquid accommodating cavity; an air outlet is formed in the upper portion of the oil smoke purifying cavity; the shell is provided with a water pump; the water pump is connected with a water outlet pipe; the water outlet pipe is connected with a spray head; the spray head is positioned in the oil smoke purifying cavity; cleaning liquid sprayed from the spray head washes the modified fiber ball filter layer and the honeycomb type oil-water separation layer; and a water pump is connected with a spray controller. The electric-field-free oil smoke purifier is simple in equipment structure, long in service life, low in consumable, high in motion safety coefficient, high in treatment efficiency and low in cost.

The invention relates to the technical field of comprehensive treatment of magnesite mining areas, and particularly relates to a comprehensive treatment ecological restoration method for a magnesite mining area. The method specifically comprises the following steps of 1, on-site exploration; 2, slope cutting and leveling; 3, water interception and drainage construction; 4, lower-layer slope protection; 5, nutrient soil preparation; 6, mixed slurry preparation; 7, lower-layer nutrient soil layer spray-seeding; 8, upper-layer slope protection; 9, upper-layer nutrient soil layer spray-seeding; 10, covering; 11, spraying system installation; and 12, maintenance. According to the method, a large amount of magnesite tailings and urban sludge in the magnesite mining area are fully utilized for repairing a mine, and the ecological environment of the mining area is improved; a planting matrix is low in cost and good in water retention effect, an effective growth matrix can be provided for greening vegetation, the vegetation coverage rate is high, and scouring resistance is achieved.

The invention discloses a method for artificially culturing seawater anucleate pearl. The method comprises the following steps: taking out the mantle epithelium of a healthy nacre, removing the skirt band part, digesting the mantle epithelium in protease solution, then adding the culture solution with shell blood serum to stop the digestion, culturing the culture solution containing shell tissue fluid and a property amount of penicillin and streptomycin in a sterile environment for 5 to 30 hours, then injecting the cell suspension into a pearl breeding shell body, and putting the pearl breeding shell body in the seawater for suspended culture or into a culture pond box for feeding after a recreation period. The method has little damage to the pearl breeding shell, a high survival rate anda high pearl formation rate. The cultured pearl is suitable for medicinal use. The method has convenient operation and low cost.

The invention relates to the technical field of urinals, in particular to a urinal. The urinal comprises a urinal; a back plate is arranged at the rear of the urinal; a cover plate for opening or closing the urinal is correspondingly arranged on the urinal; one end of the cover plate is movably connected to the back plate; the cover plate is driven by a driving device to open the urinal; and the driving device is opened or closed by a human body. According to the structure setting adopted by the invention, the cover plate for opening or closing the urinal is arranged on the urinal, the cover plate needs to be opened by the driving device to realize the opening of the urinal, and the driving device can perform driving requiring the human body to perform a standing position according to a prescribed standing position; therefore, the cleanliness in the toilet is effectively ensured, the burden of cleaning staff is reduced, uncivilized behaviors are avoided, and the sustainable use of thetoilets is ensured especially for the toilets in public places.

The invention discloses an outdoor power distribution cabinet, comprising a cabinet body, the top of the cabinet body is fixedly connected with an air-inducing and heat-dissipating mechanism, the surface of the top of the guiding inclined plate is evenly provided with ventilation strip holes, and the top of the guiding inclined plate is located to the right of the ventilation strip hole The position of the side is fixedly connected with a blocking arc plate, the top of the protective top plate and the left side close to the bottom of the guiding inclined plate is fixedly connected with an inner conduction component, and the right side of the bottom of the protective top plate and the right side of the top of the protective top plate are symmetrically and fixedly connected with a filter screen. One end of the filter screen far away from the protective top plate and the guiding inclined plate is rotatably connected with a swing cleaning component. The invention relates to the technical field of power distribution cabinets. The outdoor power distribution cabinet realizes the automatic cleaning of the heat dissipation filter screen by the wind drive, improves the dust filtering effect during the heat dissipation process, and makes full use of the wind in the environment.