594results about How to "Affect growth" patented technology

The invention relates to a solid fermentation bioreactor. The reactor comprises a reaction casing , and a porous material layer separator plate (5) is arranged in the reaction casing to divide the reaction casing into an upper fermentation chamber (1) and a lower layer air chamber (3); the reactor also comprises a fermentation control system for controlling a stirring unit, a temperature control unit, a humidity control unit, an air feed control unit and a fermentation tail gas detection and processing unit, so as to realize real time monitoring and control on temperature, humidity, ventilation, stirring and tail gas. The invention realizes totally enclosing on-line fermentation and prevents extraneous pollutants from entering; the tail gas detection system carries out real time on-line monitoring on fermentation gas, and tail gas is treated by tail gas recovery equipment to protect the environment, thereby realizing coupling operation of temperature, humidity, ventilation, stirring and tail gas control system and ensuring necessary essential factors for microbe growth.

The invention relates to a filed track, comprising primary tracks and auxiliary tracks, wherein, the primary tracks are a plurality of longitudinal tracks which are arranged in parallel at the filed with equal row space, the auxiliary tracks are a plurality of tracks which are arranged at the two ends of the filed in parallel, and the end face distances of the auxiliary tracks and the primary tracks are constant; shifters are arranged at the auxiliary tracks, the bottom of each shifter is provided with shifting wheels capable of traveling on the auxiliary tracks, and the upper part of each shifter is provided with a transitional track which is in butted joint with the primary tracks; the height of the transitional tracks is equal to the height of the primary tracks, and the structure of the transitional tracks is the same as the structure of the primary structure. The invention also provides a production operation mainframe capable of operating on the field tracks and a water spray type watering machine. A bracket type agricultural manufacturing machine mainframe is formed by arranging various functional machines at the production operation mainframe scientifically and reasonably. The water machine has even and dense water amount, thereby avoiding the defects that the growth of crops is affected by decreased temperature of the ground, and fertilizer leaks and is lost with the water and can not be absorbed by crops due to broad irrigation.

The invention discloses a soybean salt tolerance and saline-alkaline tolerance screening device and an identification method. The soybean salt tolerance and saline-alkaline tolerance screening device comprises a working frame and a solution stirring bucket; the working frame comprises an upper layer and a lower layer; the upper layer of the working frame is provided with a pass box and the lower layer is provided with a water supply tower which is used for supplying water or salt solution for the pass box; the solution stirring bucket and the water supply tower are connected through a water pipe; the water supply tower and the pass box are connected through a water pipe; a fixing net is fixedly arranged inside the pass box; a breeding pipe is arranged inside grids; the lateral wall surface and the bottom surface of the breeding pipe are provided with permeable holes; the solution permeates the breeding pipe through the permeable holes; water (or the salt solution) is automatically replaced through an electromagnet valve which is controlled by a timer. The soybean salt tolerance and saline-alkaline tolerance identification method established by utilizing the device is stable, scientific and simple and beneficial to large-scale identification and large-scale screening can be performed inside space with limited greenhouse, the degree of automation is high, the environmental influences are small, the repeatability is strong, and the screening result is reliable.

The invention discloses a uniform pesticide spraying unmanned aerial vehicle device, which comprises an unmanned aerial vehicle body, wherein rotary shafts are fixedly connected with both sides of the unmanned aerial vehicle body through supporting rods, propellers are articulated with both ends of each rotary shaft, taillights are arranged on both sides of the tail of the unmanned aerial vehicle body, a supporting frame is fixedly connected with the bottom of the unmanned aerial vehicle body, a first electrical slide rail is fixedly connected between supporting plates on both sides of the supporting frame, a second electrical slide rail is arranged under the first electrical slide rail, two like fixed plates are arranged between the first electrical slide rail and the second electrical slide rail, and the lower surface of the first electrical slide rail and the upper surface of the second electrical slide rail are both provided with slide ways. By arranging at least five porous spray nozzles on one side of a pesticide storage box, the uniform pesticide spraying unmanned aerial vehicle device can control the number and angle of the opened spray nozzles according to wind direction, consequently, pesticide can be more uniformly sprayed, repeated pesticide spraying which can cause waste is prevented, and failing to spray pesticide on part of an area to affect the growth of crops is prevented.

The invention discloses a movable plant wall and belongs to the technical field of indoor greening and indoor air purification. The movable plant wall is characterized in that the movable plant wall is a single-side plant wall and comprises a top plate, a left side plate and a right side plate, the left side plate and the right side plate are connected with the top plate, a water channel is formed in the bottom of the left side plate and in the bottom of the right side plate in a matching mode, four sides of a screen are connected with the top plate, the left side plate, the right side plate and the water channel in a matching mode respectively, planting bags are arranged in front of the screen in a matching mode, a fan, a spraying device and light compensation lamps are arranged on the top plate behind the screen in a matching mode, and the spraying device is connected with a water pump installed in the water channel through a water pipe. The movable plant wall has the advantages of being capable of achieving modularization assembly, convenient to move, simple in maintenance, and energy-saving. In addition, flowers and leaves will not fall off easily, air circulation of roots of plants is smooth, the survival time of the plants is long, and the greening effect and the beautifying effect are good.

The invention provides a method of planting mangoes on mountain lands. The method comprises the following steps of land planting, seedling selecting, field planting, film covering and planting management. The planting method adopts a humus soil layer to reduce alkalinity of stony desertification soil, and provides an acidic growth environment for mangoes growth; a base fertilizer layer can store water and contains fertilizers, and provides water and nutrient substance for the mangoes growth. On one hand, the influence of the stony desertification soil to the mangoes growth is avoided, on the other hand, the water and nutrient substance are provided for the mangoes growth, and accordingly the mangoes yield is improved. The fertilizers of different varieties and quantities are used for different periods, leaf fertilizers are sprinkled, and therefore the mangoes growth is facilitated, contents of microelements and selenium of fruits are increased, and taste and nutrient content of the mangoes are improved.

The invention provides a timed and circulating AM (arbuscular mycorrhizal) fungus expanding propagation and functional experiment device and relates to culture of soil microorganisms. The device is provided with an incubator cover, an incubator, a culture medium, a space for adding an isotope and the like, a hypha chamber, a water drainage tank cover, a water drainage tank, a filter pump, a plant growth chamber, a nozzle regulation and control hook and a nylon net, wherein the incubator cover covers the incubator, the incubator is divided into the hypha chamber and the plant growth chamber by virtue of a longitudinal net, the culture medium and the space for adding the isotope and the like are placed in the hypha chamber, and a water drainage hole is formed in the bottom of the incubator; the water drainage tank is arranged at the bottom of the incubator, the water drainage tank cover covers the water drainage tank, the filter pump is arranged in the water drainage tank, the nozzle regulation and control hook and the nylon net are arranged in the plant growth chamber, an atomizing nozzle is formed in the nozzle regulation and control hook, the atomizing nozzle and the filter pump are connected by virtue of a PVC hose, and a plant fixing device is arranged on the top of the plant growth chamber.

The invention discloses an agricultural planting greenhouse with an automatic cooling function, which comprises a greenhouse body composed of support plates fixedly connected to a ground and a greenhouse framework; the two vertical plates are symmetrically and fixedly connected to the ground, a hollow plate is fixedly connected to the upper ends of the vertical plates, air guide plates are uniformly distributed on and communicated with opposite side walls of the hollow plate, and one end, far away from the side wall of the hollow plate, of each air guide plate is fixedly connected with a sun-shading plate that is of hollow structure. According to the invention, when external sunlight irradiation temperature rises in the noon, a thermal expansion liquid expands rapidly, so that air is introduced into the sun-shading plates that stretch to shield greenhouse protective film, the direct irradiation of sunlight to the greenhouse is reduced, the rise range of the temperature in the greenhouse is narrowed; when the external sunlight irradiation temperature falls, the thermal expansion liquid contracts so that the air in the sun-shading plates contracts less, manually laying and removing sunshade net is prevented, and the workload of people is reduced.

The invention relates to a pseudo-ginseng planting method and belongs to the technical field of Chinese traditional medicinal material planting. The pseudo-ginseng planting method comprises the steps of (1) soil preparation, base fertilizer application and bedding, (2) shed erecting and fixed planting, and (3) field management which comprises 1) water and light management, 2) top application, 3) flower picking and weeding and 4) pest control and prevention. According to the pseudo-ginseng planting method, a field management mode is determined reasonably according to the growth cycle of the pseudo-ginseng and sufficient nutrients are provided for the growth of the pseudo-ginseng under the condition of guaranteeing normal growth of the pseudo-ginseng. The pseudo-ginseng grown is good in quality and high in yield; the per mu yield of the pseudo-ginseng in winter can be 150Kg; the pseudo-ginseng is short in planting cycle, high in yield and good in quality.

The invention discloses a leaf area measuring method based on lasers and images. The leaf area measuring method includes the steps that the number (n) of pixel points of a digital camera is preset; a standard board is used, wherein the length-width ratio of the standard board is the same as the length-width ratio of a screen of the digital camera, and when the shooting range of the digital camera covers the standard board, a laser range finder is used for measuring the distance between the standard board and a lens of the digital camera; when the shooting range of the digital camera is enabled to cover a leaf on a leaf clip, the laser range finder is used for measuring the distance between the leaf clip and the lens of the digital camera, and a photo is shot; according to data acquired from the above steps, the area of a shot image containing the leaf is calculated; and the area of the leaf is obtained according to the area represented by each pixel, and the number of the pixels of the leaf after image processing. According to the leaf area measuring method, based on the optical imaging principle, the laser range finder and the standard board are adopted in the leaf area measuring method, and therefore the detection accuracy and the detection speed of the area of the leaf are improved.

The invention discloses a method for adjusting the flowering time of loquats. The method for adjusting the flowering time of loquat comprises the steps of: A. after fruit picking, appropriately removing over-dense branches of crowns of loquat trees planted in ecoregions of dry-hot valleys of the Jinsha River, and cutting the side shoots of dense branches with more than 2 shoots on the periphery of the crowns; shearing off cross and overlaid branches and weak branches; back cutting slim and fragile braches to a large extent, and back cutting strong bearing branches slightly; and back cutting the branches with young shoots at the connecting part of the old shoots and young shoots; B. heavily applying organic fertilizer within 5 to 7 days after shearing, and watering in time; and C. applying 25 to 40 kilograms of phosphatic fertilizer, 8 to 12 kilograms of potash fertilizer, 6 to 8 kilograms of nitrogenous fertilizer per 667 square meters of field from June to July, and spraying leaf fertilizer twice or three times in the period when the summer shoots and leaves turn green; and simultaneously, bending or cutting vertical branches, the diameter of which is larger than 1.5 centimeters, in a twisting way. The method for adjusting the flowering time of loquats can be used for delaying the flowering time of loquats planted in the ecoregions of dry-hot valleys of the Jinsha River, preventing the loquats from flowering in June or before June, and enabling the spikes to blossom in July to August concentratedly, the flowering ratio and fruiting rate to be high, the fruit quality to be high, and the fruit to be supplied on the market in a fruit off-season relatively concentratedly.

The invention relates to an ecological raising technology of zero-day-old ducklings in rice-duck farming, which relates to a poultry breeding method. Aiming at the problems that in a traditional rice-duck farming technology, the ducklings need to pass through a brood time of 7-10 days when bred, thereby on one hand, the breeding cost is increased, and on the other hand, the palatability of weeds in a paddy field is poor, and the weeding efficiency of ducks is low, the invention adopts an ecological raising method of the zero-day-old ducklings, which is characterized in that the hybrid series of wild ducks and domestic ducks are selected as duckling varieties; when the zero-day-old ducklings are bred in the paddy field, the ambient temperature is above 20 DEG C; the time for breeding the zero-day-old ducklings in the paddy field is 3-5 days after rice transplantation; the water depth in the paddy field is 4-5 centimeters; an initial breeding region with the area of 8-10 square meters is arranged in the paddy field; the zero-day-old ducklings are domesticated for 1-3 days by utilizing the initial breeding region; the breeding density of the ducklings is 18-23 ducklings in the paddy field per mu, and the quantity of the draft ducks per group is controlled between 80 and 100; and a simple duck cote is built on the edge of the field. The invention has the effects of reduced breeding cost, high weeding efficiency and survival rate increase of the ducklings.

The invention relates to a dry-wet dual purpose road sweeper, which comprises a vehicle frame as well as an auxiliary engine, a garbage bin, a suction fan, a chuck and dust removers which are arranged on the vehicle frame, wherein the chuck is arranged at the lower part of the vehicle frame and is connected to a garbage inlet of the garbage bin through a suction tube, the suction fan is connected with an air outlet of the garbage bin through an air duct, an air vent of the suction fan is connected with the dust removers, the auxiliary engine drives the suction fan, the suction fan is a double suction fan which is respectively communicated with the wet type diagonal flow dust removers. The road sweeper remedies the disadvantages that a suction sweeping road sweeper widely used on the market fails to be normally used in winter and is easy to spray ash and fly dust, and a suction road sweeper fails to perform wet operation and has poor sweeping efficiency and high use cost. The dry-wet dual purpose road sweeper uses a technology that the dry operation and the wet operation can both be performed, the design of the double suction fan with ultra-strong suction, and a unique wet type diagonal flow dust removal technology, and is the all-weather road sweeper.

The invention belongs to the field of novel multi-functional fertilizer, in particular to multi-functional composition for increasing the production of tuber crops. The active ingredient of the composition is composed of choline chloride, amino-oligosaccharin, diethylaminoethyl hexanoate, naphthylacetic acid, humic acid, potassium sulfate, monopotassium phosphate and magnesium sulfate heptahydrate. The multi-functional composition for increasing the production of tuber crops is novel multi-functional fertilizer, is featured with no residue, no pollution and no resistance in the agriculture and is capable of obviously accelerating the tuber crop root growth and improving the tuberous root and tuber production.

The invention discloses a paddy ladder type cultivation method, belonging to the field of paddy cultivation. The method comprises the following steps: ridging in paddy field sufficiently fertilized with base fertilizer, wherein the opposite horizontal planes at two sides of each ridge are both inclined planes, each inclined plane has an included angle of 30-60 degrees with the horizontal plane, 2-4 rows of paddy seedling are planted at each side of the ridges, and the direction of the row is in accordance with the extending direction e of the ridges; and subsequently cultivating the seedling planted on the ridges until the seedling is ripe and harvested. In the invention, the land utilization area is increased, the total light acceptance area of filed is enlarged; natural water storage is utilized to perform semi-arid irrigation by infiltration, thereby strengthening the permeability of soil, enhancing the temperature of soil, realizing vigorous activity of beneficial microorganisms, increasing available nutrients and coordination water, fertilizer, gas and heat in soil body; the relative humidity of field can be effectively reduced, thereby reducing the occurrence of plant diseases and insect pests; and fertilizers are centralized in ridges, thereby being in favor of the adsorption of root systems and improving the use ratio of fertilizers.

The invention relates to an intelligent feed dispensing device for aquaculture. The intelligent feed dispensing device comprises a moving device, wherein a scattering device is arranged at front end of the mobile device, the moving device comprises a moving bottom plate, a moving lifting hole is formed in the middle of the moving bottom plate, a moving fixing mechanism is arranged in the moving lifting hole, two moving driving mechanisms are arranged at the lower end of the moving bottom plate, the two moving driving mechanisms are symmetrically located at the left and right sides of the moving bottom plate, and a floating air cushion is arranged at the bottom of the moving bottom plate. The intelligent feed dispensing device can solve the problems existing in the existing aquaculture process that it is necessary to manually drive the floating device on the water to carry out operations on the surface of the water and it is necessary to manually scatter feed and liquid medicine liquids, can realize the function of automatic mobile breeding of aquaculture, does not needs manual operation, is not affected by the weather, can scatter materials evenly, and has the advantages of good stability, high flexibility, simple operation, small labor intensity, and high work efficiency.

The invention discloses a laser and image-based leaf area measurement device, which comprises a digital camera, a leaf clip, a laser distance meter, a computer, an RS-232 interface wire, a USB interface wire, a fixed frame and an integrated switch, wherein the digital camera and the laser distance meter are fixed on the fixed frame; the integrated switch is arranged on a handlebar of the fixed frame and connected with the switches of the digital camera and the laser distance meter respectively; the digital camera is connected with the computer through the USB interface wire; and the laser distance meter is connected with the computer through the RS-232 interface wire. Aiming at the specific environment for measuring a crop leaf, the distance is adopted for determining the area represented by a pixel point according to the optical imaging principle; the device is simple and convenient to operate, and is affected little by the environment; and the device is convenient to carry and convenient for living body measurement of crops, and prevents destructive measurement from affecting the growth of the crops.

The invention discloses a method for cultivating shellfish offspring seeds by culture water. The method comprises the steps of: placing microalgae with shrimps in a culture pond and cultivating; and then, introducing microalgae containing culture water in a culture pond into a nursery pond to cultivate shellfish offspring seeds. According to the method provided by the invention, environmental pollution caused by eutrophication of water body in the culture pond can be avoided, the microalgae culture amount is large, and the microalgae grows rapidly, so that the demand for cultivating shellfish offspring seeds in a large scale is satisfied.

The invention relates to nutritive absorbent resin seedling raising paper and a preparation method thereof. The preparation method comprises: performing modification and ultrasonic treatment of corn stalks; adding aqueous solution of K2S2O8 into the corn stalks to prepare gel; soaking the gel in mixed nutrition solution to obtain a nutritive absorbent resin; uniformly spraying the nutritive absorbent resin onto paper; and covering the paper with a layer of cotton pulp soft paper and drying the soft paper to obtain the nutritive absorbent resin seedling raising paper. The invention is characterized in that: the seedling raising paper using the nutritive absorbent resin which is made from crop stalks as a main body can reduce soil consumption for raising seedlings, improve seedling raising temperature and reduce workload in a seedling raising process; complex process procedures for raising seedlings by soil and fertilizer are reduced; when the seedling raising paper is used, strong seedlings with thick and strong roots can be obtained; when the seedling raising paper is used in a seedling raising process of rice, tobacco or other plants, nutrients the seedlings need can be supplied continuously with high efficiency; and the use of the paper is convenient, the seedling raising process is simplified, the seedlings are suitable to be planted by machines or hands, the working efficiency of the planting is high and the planting quality is high.

The invention provides an automatic field self-walking machine row-aligning device and a control method thereof. The automatic field self-walking machine row-aligning device comprises a flexible tentacle sensing device, a signal acquisition module connected with the flexible tentacle sensing device, a single-chip microcomputer connected with the signal acquisition module, a steering engine, a motor, a remote communication remote control device and an optical grating, the steering engine, the motor, the remote communication remote control device and the optical grating are connected with the single-chip microcomputer, the front end of the flexible tentacle sensing device further comprises two tentacle sensors facing in crisscross directions, the signal acquisition device acquires resistance information of crops touched by the tentacle sensors and transmits the resistance information to the single-chip microcomputer which finally realizes automatic row aligning of an operating vehicle through received rotation of the steering machine and speed of the motor in an information control unit. The automatic field self-walking machine row-aligning device can be adjusted in speed automatically and can automatically retreat when having barriers right ahead, an intelligent field operating-vehicle platform can be remotely controlled, and the device can also be connected with various other external equipment.

The invention relates to a culture medium of needle mushrooms and a preparation method of the culture medium. The culture medium comprises the following raw materials in parts by mass: 30-50 parts of rice bran, 40-60 parts of corncobs, 4-8 parts of corn flour, 4-8 parts of bean pulp, 20-32 parts of bran, 12-20 parts of soybean hulls, 8-12 parts of sugar beet pulp, 6-8 parts of cottonseed hulls, 2-3 parts of Chinese herbal medicines, 2-3 parts of a calcium additive and 2-3 parts of orange peels. The culture medium is comprehensive in nutrition; the antibacterial property is improved; and meanwhile, the economic benefit is increased.

The invention discloses a device for sowing seeds during fruit planting. The device comprises a supporting plate, a shell, a storage box, a handle, side plates, rotating shafts, travelling wheels, first gears, second gears, rotary drums, shifting rods, first springs, limiting plates, an electric push rod, connecting rods, pipe bodies, a fixed plate, a second spring, a baffle plate, a fixed rod, ablanking pipe, a rotating plate and a rotary rod. The device for sowing seeds during fruit planting is simple in structure and convenient to operate; the soil is dug by means of the vertical movementof the pipe bodies, and a certain number of seeds are enabled to fall off for seeding while the pipe bodies move, so that the convenience of operation is improved, the amount of seeding each time is enabled to be the same, and the problem that the crop growth is affected due to the different number, caused by artificial sowing, of seeding each time is solved; by pushing the device to move, continuous sowing is facilitated; by driving the rotary drums to rotate, the shifting rods can more easily push the soil, the burying of the seeds is facilitated, the sowing efficiency is increased, and theworking hours are reduced.

The invention discloses a high-temperature resistant self-watering flowerpot. The high-temperature resistant self-watering flowerpot comprises a pot body, wherein the inner wall of the pot body is fixedly connected with a baffle; the internal bottom of the basin body is fixedly connected with a cylinder; the inner wall of the cylinder is rotationally connected with a vertical rod; the side wall ofthe vertical rod is fixedly connected with a first partition plate through a connecting rod; and the baffle is provided with a driving device for driving the vertical rod to rotate. According to theflowerpot, when the basin body temperature increases, an evaporated liquor is heated and expanded, and a magnetic sliding plug is pushed to slide in the inner wall of an arc-shaped cavity, so that a magnet drives the vertical rod to rotate, the space of a first chamber is reduced, and a nutrient solution in the first cavity is extruded into a liquid outlet cavity and to flow out of the liquid outlet cavity to wet the soil in the pot body, thereby avoiding watering to the soil constantly by people; and when the volume of a second cavity is reduced, gas in a telescopic airbag sprays to a one-wayspraying pipe for collecting dust on plants, thereby avoiding the accumulation of relatively more dust on the plant to influence plant growth.

The invention relates to a multifunctional seedling culture matrix block prepared from plant straw and a preparation method of the seedling culture matrix block. The matrix block takes plant straw compost or turfy soil as a main material, miscellaneous Al2O3*nH2O powder, phosphorus diamine, efficient water-absorbent resin and plant growth-promoting and disease-resisting bacillus are added, the peripheral surface is coated with an elastic and degradable fiber net prepared from polylactic acid, a small hole I is formed in the center of the upper surface of the seedling culture matrix block and used for accommodating seeds, and multiple small holes II are formed around the small hole I and used for accommodating controlled-release fertilizer. The seedling culture matrix block can be applied to centralized and advance seedling culture before field transplantation in case of transplantation and can be implanted in a field through direct ditching, and the matrix block immediately meets requirements of water absorption and germination of the seeds after absorbing water. The seedling culture matrix block is widely applied to seedling culture for forest fruits, crops, flowers, plants and vegetables, can be transplanted in the field and a greenhouse in one step and can also be directly embedded in the field, the plastic culture hole cost is saved, a large quantity of crop straw is consumed, environmental pollution is reduced, the soil fertility is enhanced, and the matrix block has the very bright popularization prospect and the significant social and economic benefit.

The invention discloses an agricultural small irrigation device. The device includes a baseplate device and an irrigation device body; a blending box is fixedly arranged at the center of the upper endsurface of a baseplate, a pesticide adding port is formed in the left side of the top of the blending box, and a water inlet pipe is arranged at the right side of the top of the blending box; a motoris fixedly arranged at the center of the top of the blending box and electrically connected with a control device; a temperature adjuster is fixedly arranged at the right side of an inner cavity of the blending box and electrically connected with the control device; rows of sprayers are horizontally arranged below the baseplate and connected with the blending box through water outlet pipes, and sprayer heads are evenly arranged at the surfaces of each row of sprayers; a water tank is fixedly arranged at the right side of the upper end surface of the baseplate, and a water pump is arranged above the water tank and connected with the water inlet pipe; a floodlight is fixedly arranged at the right side of the water tank and electrically connected with the control device. By using the deviceto conduct sprinkling irrigation or trickle irrigation on crops, water is saved, resource waste is avoided, and the device is simple in structure, convenient to use and conducive to popularization.

The invention relates to a robot used for systematically managing and controlling ecological breeding of aquatic products of fishes and shrimps. The robot comprises a moving device, a scattering device is installed at the front end of the moving device, a sampling device is installed on the left side of the moving device, the moving device comprises a moving baseboard, a moving lifting hole is formed in the middle portion of the moving baseboard, a moving fixing mechanism is arranged in the moving lifting hole, two moving driving mechanisms are arranged at the lower end of the moving baseboard, the two moving driving mechanisms are symmetrically located on the left and right sides of the moving baseboard, and a floating air cushion is installed at the lower end of the moving baseboard. Bymeans of the robot, the problems can be solved that in existing processes of ecological water quality sampling studying and aquaculture, a person needs to drive floating equipment to carry out movingoperation on the water surface, conduct sampling treatment on a studied water area and scatter feed and liquid medicine to feed the aquatic products; the function of systematically managing and controlling ecological breeding of the aquatic products can be achieved.

The invention discloses a simple agricultural spray device which comprises a pushing handle, guide wheels, a trolley, a searchlight, a pesticide distribution box, a water storage tank, a temperature adjuster, a pesticide adding pipe, a stirring device, a liquidometer, a pesticide conveying pipe and a pressurization device, wherein the pushing handle is arranged on one side of the trolley; the guide wheels are arranged at the bottom end of the trolley; a display device is arranged on the trolley; a camera and the searchlight are arranged at the front end of the trolley; the pesticide distribution box is arranged on the trolley; the pesticide adding pipe is arranged at the top end of the pesticide distribution box; the water storage tank is arranged in the pesticide distribution box; a water outlet pipe is arranged at the bottom of the water storage tank; a flowmeter is arranged on the water outlet pipe; the stirring device is arranged in the pesticide distribution box; the liquidometer is arranged on the pesticide distribution box; the temperature adjuster is arranged in the pesticide distribution box; the pesticide conveying pipe is arranged in the pesticide distribution box; a spraying head is arranged at the outlet end of the pesticide conveying pipe; and the pressurization device is arranged on the pesticide conveying pipe. The simple agricultural spray device realizes convenience in treating pests by spraying pesticides in non-intensive areas such as hill fields and is convenient to operate; and the labor is reduced, the burden of farmers is reduced, the working efficiency is improved, and waste of the pesticides is avoided.

This invention relates to a device for increasing accuracy of testing thickness of oxidation layer including a tube, a crystal boat, several wafers and three control sheets at the top, middle and the bottom of the boat, and the wafers and the control sheets are arrayed on the boat, two blocking sheets are set above the control sheets at the middle and bottom separately. This invention also provides a method including: putting several wafers and three control plates in the boat and putting blocking sheets above the control sheets at the middle and the bottom then putting the boat in the tube to be oxidized, in which, the blocking sheets above the control sheets can avoid that the film of the lower surface of the wafer will influence growth of the oxidation layer of the control sheet during oxidation.

The invention discloses a pepper seed seedling raising method, and relates to the technical field of agricultural planting. The method comprises the following steps: (1) seed selection; (2) seed soaking; (3) seedbed making; (4) sowing; (5) seedbed management; (6) seedling transplanting. The seedling raising method has the advantages that temperature and illumination time of pepper budding are strictly controlled during seedling raising of pepper seeds, the seedlings are provided with nutrients in time, and grown pepper seedlings are thick, and have strong vitality and high survival rate; a series of standard procedures are included from seed selection to seedling stage management, and the method is simple and easy to operate and suitable for large-scale promotion.

The present invention discloses one kind of microbe immobilizing gel material for waste water treatment. The microbe immobilizing gel material consists of chitosan, bentonite, CMC, glytaraldehyde, etc. and its preparation process includes the following steps: drying and grinding bentonite, adding bentonite powder into CMC solution, mixing with acetic acid solution of chitosan in certain concentrate to produce cross-linking reaction and to obtain the gel material comprising chitosan, bentonite and CMC and named as CBC. The microbe immobilizing gel material has certain mechanical strength, low cost, moderate water absorption, no degradation by microbe in water, high heat stability, high acid and base resisting stability, high adsorbing and mass transfer performance, long service life, no harm to microbe and wide application foreground in microbe immobilizing water treatment.