112 results about "Agricultural modernization" patented technology

The invention provides a large-area farmland crop water status monitoring method based on unmanned aerial vehicle infrared thermal image acquisition. The method comprises the following steps: 1)arranging auxiliary devices in the field, that is, field air temperature sensors and a ground full-evaporation reference surface; 2) carrying out large-area infrared image acquisition on farmland corps through an infrared thermal imaging system fixed to an unmanned aerial vehicle through a pan-tilt, and synchronously triggering a GPS module to obtain positioning information of the corresponding images; and 3) receiving by a ground data processing system the infrared images and the positioning information, carrying out image registering, splicing and segmentation on the images, extracting spatial distribution of canopy temperature and ground full-evaporation reference surface temperature, calculating the temperature of leaves when the stomas of the crops are fully closed, and finally, calculating water deficit index of the crops and carrying out highlighted display and early warning on the areas, where the water deficit index of the crops is higher than a critical value. Besides, the invention also provides a system suitable for the method. The method and system are suitable for large-area farmland crop water status monitoring, facilitate to realize agriculture precision irrigation and improve agricultural modernization level.

The invention provides a taxus chinensis var mairei cultivation method. The taxus chinensis var mairei cultivation method comprises the following steps: firstly carrying out tissue culture on taxus chinensis var mairei so as to obtain test-tube plantlets, hardening off the test-tube plantlets, and then carrying out cuttage. The taxus chinensis var mairei cultivation method has the beneficial effects that 1. selenium is added to a tissue culture medium and nutrient soil, and the growth of the taxus chinensis var mairei can be effectively promoted in a tissue cultivation process and in a cuttage process; 2. the tissue cultivation method is simple to operate, the technical scheme is mature, the cultivation time is short, the cost is low, the survival rate is high, the rooting percentage is high, and the bottle-out transplantation can be realized in short time; 3. the tissue cultivation method is capable of maintaining good characters of original varieties and lays a good foundation for taxus chinensis var mairei breeding and agricultural modernization; 4. the cuttage method is simple in operation steps, high in survival rate and applicable to most of regions in Southern China and has a good application effect.

The invention relates to a planting method based on total returning of corn straws to a field. The planting method provided by the invention can effectively solve the problem of serious waste of straw resources, and completely eradicates the problems like air pollution, soil surface coking and traffic jam caused by straw burning and random disposal. Meanwhile, through implementation of the method provided by the invention, nutrient elements like nitrogen, phosphorus and potassium in soil are supplemented; soil organic matters are increased; soil fertility is improved; the phenomenon of soil pollution caused by large quantity application of a chemical fertilizer is reduced; the agricultural ecological environment is improved; the sustainable utilization of black soil resources is promoted; and the rapid development of agricultural modernization is pushed.

The invention provides an agricultural irrigation water conservancy monitoring system. A radio frequency card machine well irrigation control subsystem is used for configuring a management machine charging module, a machine well metering radio frequency card charging control box and radio frequency cards. The management machine charging module provides a recharging port for the radio frequency cards; the machine well metering radio frequency card charging control box is arranged close to a machine well; the radio frequency cards are distributed to each peasant household in need of irrigation;the peasant households use the machine well for taking water on the machine well metering radio frequency card charging control box for irrigation on the basis of the recharged radio frequency cards,and a radio frequency controller acquires a charging mode, preset by an agricultural irrigation monitoring server, for the water and power consumption of the machine well, and on the basis of the current preset charging mode for the water and power consumption of the machine well, the machine well metering radio frequency card charging control box executes a settlement mode on the radio frequencycards. Hydrological control is achieved, water conservation, planned water use and water use monitoring during agricultural irrigation are promoted, and waterlogging prevention, drought resistance, scientific water use and unified management and optimized allocation of water resources are achieved. The water conservancy development is promoted, the management level of agricultural modernization isimproved, and water-saving irrigation is realized.

The invention discloses a rice nitrogen nutrition monitoring method based on an unmanned aerial vehicle loaded active canopy sensor. The rice nitrogen nutrition monitoring method based on the unmannedaerial vehicle loaded active canopy sensor comprises the following steps: constructing a crop monitoring platform of an unmanned aerial vehicle loaded active non-imaging canopy spectrum sensor; usingan unmanned aerial vehicle ground station system, controlling an unmanned aerial vehicle monitoring system, and automatically acquiring rice canopy spectrum data and the position information of a corresponding test point under a testing distance which is higher than a canopy by 1.5 m and at a flight speed of 2 m / s; extracting spectrum data of various parcels of rice field by using geographic information system software; calculating vegetation indexes RERVI; estimating rice leaf dry weight, leaf area index and leaf nitrogen accumulated amount on the basis of a monitoring model of RERVI, and evaluating rice nitrogen nutrition conditions. By the method, crop nitrogen nondestructive monitoring ability is improved, and thus, the method is used for large-scale comprehensive crop nitrogen fertilizer decision and implementation of accurate agriculture, and the agricultural modern level is improved.

The invention relates to a crop pest control scheme recommendation system based on deep learning, and belongs to the field of agricultural modernization. The system comprises an image acquisition system, an image processing system, a crop pest identification system, a crop pest control system, a crop pest control effect information feedback system and a user feedback information authenticity identification system. An incremental learning method is adopted. The neural network structure is continuously optimized by the crop pest control system according to the information of the crop pest control effect information feedback system, and the crop names, the local weather records and the color images of the leaves are combined to act as the key information for pest identification so that the result is more stable and reliable and more accurate.

The invention relates to nano paste-sugarcane / bagasse composite enveloped slow-release nitrogen fertilizer and a preparation method thereof, characterized in that bagasse biological charcoal, carboxymethyl cellulose, bentonite and nitrogen fertilizer are used as a fertilizer core, sugarcane leaf cellulose is used as an inner layer envelope on the surface of the fertilizer core, and environment sensitive nano paste is used as an outer layer envelope. The bagasse biological charcoal and sugarcane leaves used in the fertilizer are rich in soil nutrients such as nitrogen, phosphorus, potassium and organic matters, and the fertilizer efficiency is good. The nano paste outer layer envelope can response to change of the ambient temperature and pH value, and forms a water fertilizer integrated slow / controlled-release system through the shrinking / swelling process of the nano paste, thereby fully improving the slow-release effect of the nitrogen fertilizer and improving the utilization efficiency of the moisture resource. The nitrogen fertilizer and the preparation method thereof have a simple production process, low cost and renewable raw materials, have the advantages of intellectualized fertilization, long cycle of fertilizer efficiency, greenness, environmental protection and the like, and have practicability and originality on development of high efficiency functional fertilizer and development of fertilizer reduced synergism agriculture modernization industrial technique.

The invention discloses a wheat planting area segmentation and yield prediction method, and existing open multispectral remote sensing data and satellite monitoring meteorological environment data areused to realize the accurate segmentation of a winter wheat planting area and a scientific yield estimation method. Therefore, the time, labor and financial costs caused by large-scale on-site surveying and mapping and meteorological monitoring are avoided. Meanwhile, the model has good mobility, can be applied to the segmentation of a planting area of winter wheat and the prediction of the yieldand can also be effectively applied to other crops, and agricultural modernization and business become possible.

The invention relates to a fruit picking flight vehicle. The fruit picking flight vehicle comprises a flight vehicle rack, a visual system, a picking cutting system, a control system and a power system; the visual system and the picking cutting system are both controlled by the control system; the control system comprises a visual information processing system, a picking control system and a flight control system; and the visual system comprises a left lens, a right lens, a left sensor and a right sensor and is used for identifying fruits and positioning picking points. The fruit picking flight vehicle has the advantages that a fruit picker is combined with a flight vehicle to achieve the automation of a fruit picking technology, the flight freedom of the flight vehicle is large in the air, and the disadvantage that a mechanical arm type fruit picker loaded by a wheel type or crawler type trolley has low efficiency is overcome; not only is the labor strength of fruit farmers reduced, the labor productivity is improved, the production cost is reduced, the timely harvest of the fruits is ensured, the fruit quality is ensured, but also the fruit picking flight vehicle has a great driving effect on promoting agriculture scientific and technological progress and accelerating agricultural modernization process in China.

The invention discloses a seed production method of 6-liang optimal No. 2 hybrid middle-season indica rice combination, belonging to the field of a rice seed production technology. The method takes a female parent 602S as the female parent and a male parent restoring line HR2 as the male parent; based on the factors such as climate, soil, variety, cultivation pattern and the like of the Xuzhou area, research and demonstration of a high-yield and high-efficiency production mode of regional rice seed production can be carried out. The seed production method has significance for improving the agricultural modernization level of Xuzhou city and solving the problem of 'agriculture, farmer and rural area' by scientific and technological progress, and has reference significance for high-yield and high-efficiency production of rice seed production in China.

An automatic controller based on GPS for the sower in order to apply fertilizer in variable mode is sequentially composed of radio data transceiver, GPS receiver, velicular computer, variable control driver and electrically controlled stepless speed variator. Its control procedure includes such steps as receiving GPS information by GPS receiver to determine the position of sower in field, transmitting the position information to computer, combining the data about applying fertilizer in variable mode with said position information, sending instructions to the variable control driver and controlling the drive ratio of fertilizer-discharging system.

The invention discloses a compact anti-coking nozzle type biomass burner. The biomass burner mainly comprises a front replaceable sleeve nozzle, a rear feeding comprehensive device and a bottom air distribution auxiliary comprehensive device; and a main body adopts a double-layer sleeve structure, an inner sleeve is used for gasifying burning, and an outer sleeve is used for blast cooling protection. According to the burner, an economic and efficient rotary fire rabbling and ash removing device is adopted, in cooperation with a three-level multi-directional three-dimensional air distribution nozzle type structure design, the environment and working condition applicability is high, and the practicability is high; the biomass heat energy application technology is clean, efficient, energy-saving, environment-friendly, stable in operation, simple and convenient to operate, capable of preventing coking and wide in fuel applicability; and a feasible popularization scheme can be provided for new type urbanization, agricultural modernization and transformation of clean energy of various medium-and-small-sized coal-fired boilers in China, and remarkable economic and social benefits can be expected.

The invention discloses a multifunctional pump station and a control method thereof. The method comprises the following steps: A. equipment self-testing, feeding back abnormal information detected byan on-line monitoring element arbitrarily arranged in the pump station to a central processor, and sending the abnormal information to a background of a terminal; B. remote fault diagnosis, periodically or remotely starting the fault diagnosis program through the background of the terminal for on-line maintenance; C. remote monitoring, wherein a terminal background sends a rotation adjusting command to a central processing unit to adjust a rotating ball machine probe to obtain comprehensive field video information; D. process automation control, receiving the card swiping information or APP control information of the user on the card reader, turning on or off the corresponding water pump according to the card swiping information or APP control information, and calculating the cost of the IC card or APP account of the user. The invention has the advantages of meeting the needs of agricultural modernization, facilitating the management of the pumping station and the irrigation control, realizing the fertilization while irrigating, and improving the irrigation and the fertilization efficiency.

The invention discloses a crop moisture deficiency diagnosis method based on mobile equipment. The method comprises that 1) auxiliary devices, namely field air thermometers and a ground full-evaporation reference plane, are arranged in the field; 2) a special-purposed infrared camera is installed on the mobile equipment; 3) the infrared camera is used to shoot a field which needs diagnosis, and the number of the air thermometer in the area is recorded; 4) the infrared camera is used to shoot the ground full-evaporation reference plane near a target area; 5) the temperature read from the thermometer is input to a special-purposed APP of the mobile equipment, and infrared images of the target area and the ground full-evaporation reference plane are introduced; and 6) according to the input data and introduced images, the APP carries out operation automatically to obtain a moisture deficiency distribution map in the shot target area, and highlight display and early warning are carried out on the area whose crop moisture deficiency index is higher than a critical value. The method is suitable for monitoring the crop moisture states of farmlands of intermediate and small areas, is characterized by being portable and rapid, accurate and reliable in diagnosis, and is conducive to realizing accurate irrigation of agriculture and improving the modern level of agriculture.

The invention discloses an insufficient-irrigation automatic control device belonging to the water-saving technologies for field care of agriculture modernization and the field of automatic control apparatus, the technical scheme of which is that the gas gathering pipe of a negative pressure meter is connected with a vacuum meter which is provided with two Hall inducers connected by wires and an amplifying circuit, the amplifying circuit is connected with a power control circuit by a singlechip, and the power control circuit controls a water supply device. The device realizes automatic irrigation for fields, and irrigation can be automatically stopped after soil moisture reaches a certain value, which achieves the purpose of saving water, saving time, saving labor and reasonable irrigation. The device is invented for farmers and is low in costs and easy to operate.

The invention discloses a remote automatically-controlled water saving system for gates in an irrigation district, and belongs to the technical field of modern and automatic management in irrigation districts. The remote automatically-controlled water saving system comprises a monitoring centre, a gate in-situ control unit, a canal system, the gates and water measuring flumes, wherein the monitoring centre comprises a main controller and a display unit, and the main controller comprises a water level flow monitoring unit, a fault analysis unit, a storage unit, an alarm and an optimized water distribution unit; the gate in-situ control unit comprises a programmable controller, a gate opening-closing transmission mechanism, and water level sensors, the canal system comprises two or more canals, and one gate is arranged at a water inlet of each canal; and one water measuring flume is arranged in each canal, and a water level measuring well provided with one water level sensor is arranged at each canal bank. According to the remote automatically-controlled water saving system disclosed by the invention, the problem of low modern and automatic level of management in irrigation districts at present is comprehensively solved, and the utilization rate of irrigation water is increased, thus valuable water resources are saved, a pivotal role is played on the sustainable development of the irrigation district, and increase for an agricultural modernization degree is benefited.

The invention belongs to the field of plant cultivation and aquaculture, and discloses a greenhouse hydroponic bed three-dimensional culture method. The method comprises the steps of hydroponic bed arrangement, crop cultivation, aquatic animal breeding and cultivation of fungi, wherein a hydroponic bed comprises a cultivation plate, a bed body and a foot stand, the cultivation plate is arranged on the bed body, and the bed body is arranged on the foot stand; crops are cultivated on the cultivation plate of the hydroponic bed, aquatic animals are bred in the bed body of the hydroponic bed, and the fungi are cultivated at the bottom of the foot stand of the hydroponic bed. According to the greenhouse hydroponic bed three-dimensional culture method, by means of polyculture of animals and plants, the yield of the crops is increased, the quality of the crops is improved, the cultivation space is fully utilized, the income mode is diverse, the land utilization rate and unit area yield are effectively increased, the method has the advantages of saving energy, land, time and labor and being high in profit, and industrialization and agricultural modernization can be achieved.

The present invention discloses a soil-loosening weeding machine. The soil-loosening weeding machine comprises a locomotive travelling device, a soil loosening device, a weeding device and a grass collecting device; the travelling device is a fuel locomotive suitable for installing various soil loosening devices; the soil loosening device includes a lifting rotating roller and soil loosening teeth; the weeding device includes a rotatable spike-tooth harrow and spike-tooth wheels installed on the spike-tooth harrow; and the grass collecting device comprises a storage box and an exhaust fan. Thesoil-loosening weeding machine provided by the present invention is convenient for operation, can adjust the soil loosening depth according to crops to be planted, can remove weeds on cultivated landwhile loosening soil in the cultivated land, integrates soil loosening and weeding, has high efficiency, and improves the level of agricultural modernization in China.

The invention discloses a special fertilizer for corn. The special fertilizer for corn is prepared from raw materials in parts by weight as follows: 35-40 parts of a humic acid coated fertilizer, 43-48 parts of manure of poultry and livestock, 50-60 parts of corn straw, 22-25 parts of a shrimp peptide amino acid organic fertilizer, 3-6 parts of light calcium carbonate powder, 4-8 parts of zeolite powder, 2-5 parts of calcium bentonite, 1-3 parts of dolomite, 15-20 parts of urea, 10-13 parts of urea phosphate, 8-12 parts of potassium sulfate, 0.5-0.9 parts of zinc sulfate, 0.3-0.6 parts of molybdenum sulfate, 0.2-0.4 parts of boron sulfate, 0.8-1.2 parts of manganese sulfate, 15-20 parts of paraffin and 10-14 parts of coating resin. The invention further provides a preparation method of the special fertilizer for corn. The prepared special fertilizer for corn belongs to a blended type controlled-release fertilizer, can release fertility in the whole growth period of corn and can meet requirements of corn for nutrients in the whole growth period after being applied once, the cultivation difficulty of corn is reduced, the labor cost is saved, the production efficiency is improved, and the agricultural modernization level is further improved.

The invention belongs to the technical field of planting methods, and relates to a novel intercropping strip planting method. According to the planting method, a planting zone is divided into wheat planting zones and corn planting zones, the area ratio of the two kinds of zones is 1:1, that is, winter wheat and spring corn are planted in the zones alternately, the wheat planting zones are used forplanting winter wheat and summer corn, and the corn planting zones are used for planting spring corn. When the winter wheat is harvested, the summer corn is immediately planted in the corresponding planting zones, winter wheat is planted in the spring corn zone after the summer corn is harvested, and planting is carried out on the planting zones in turn according to a planting sequence. Accordingto the novel intercropping strip planting method, mechanical operation can be realized in the planting and harvesting processes, large-scale development is facilitated, the process of the agricultural modernization in a region is promoted, labor and time are saved, manpower is saved, and the cost is reduced. According to the novel intercropping strip planting method, wheat and corn are planted inthe zones at intervals, so that land resources are fully utilized, and the yield of corn and wheat is improved.

The invention relates to the technical field of agricultural automation and robots, in particular to a fruit picking robot based on an efficient picking disc. The fruit picking robot comprises a four-wheeled intelligent platform, a control system, an image identification system, a picking arm and the picking disc. The picking disc comprises a chassis, a support, a top body disc, a top body disc lifting mechanism and a chassis rotating mechanism. The chassis comprises a left half chassis, a right half chassis, a conical bearing and an outer edge housing. The top body disc is of a branch-shaped fruit carding and picking structure. The top body disc lifting mechanism achieves convergence and separation of the top body disc and the chassis and accordingly achieves branch clamping and loosening. The fruit picking robot improves the picking labor productivity of branch-shaped distributed fruits of dogwoods, hot peppers, Chinese wolfberry, glossy privets and the like, reduces the labor intensity and picking costs of peasants, ensures timely harvesting and picking quality of the fruits and has the immeasurable significance on promotion of rural economic development, improvement of agricultural modernization and intelligentization of our country and acceleration of agricultural scientific progress.

The invention relates to an Internet of Things-based farmland intelligent automatic multifunctional protective shed. The Internet of Things-based farmland intelligent automatic multifunctional protective shed includes a protective shed main body, an intelligent control cabinet and a remote control terminal; the protective shed main body includes an automatic stretching and contraction frame, a stretching and contraction control device, protective cloth and a protective cloth automatic laying device; the stretching and contraction control device is arranged at the bottom of the automatic stretching and contraction frame; the protective cloth and the protective cloth automatic laying device are arranged on the automatic stretching and contraction frame; the stretching and contraction control device and the protective cloth automatic laying device are both connected with the intelligent control cabinet through control cables; a power supply source and a control main board are arranged in the intelligent control cabinet; a main control chip, a weather forecast information receiving and transmitting module, a wireless communication module and an information processing and control module are arranged on the control main board; and the control main board is connected with the remote control terminal through a wireless communication terminal. With the Internet of Things-based farmland intelligent automatic multifunctional protective shed adopted, production efficiency and accuracy of agricultural modernization can be improved, and costs such as lobar, financial and time costs can be decreased.

The invention discloses an oval gear variable-speed intermittent feeding mechanism for a harvesting bundler. The oval gear variable-speed intermittent feeding mechanism comprises a power transmission system, a reciprocating oscillating system, a feeding system and a fixed plate used for being installed on the bundler, wherein the power transmission system drives the feeding system to feed to a bundler compression chamber through the reciprocating oscillating system; the power transmission system comprises a cone pulley, a chain, a driven chain wheel, a driving oval gear and a driven oval gear; a driving chain wheel is arranged on the cone pulley and drives the driven chain wheel and the driving oval gear to rotate through the chain; and the driven oval gear drives the reciprocating oscillating system to act. According to the oval gear variable-speed intermittent feeding mechanism, the harvesting bundler can realize uninterrupted, high-speed and high-efficiency production operation and can completely replace the traditional combine-harvester to harvest grains and bundle straws, one-time operation completely finishes harvesting and bundling tasks, and the continuous operation is realized. The harvesting bundler really becomes the updated substitute product of the combine-harvester, and the oval gear variable-speed intermittent feeding mechanism has very positive significance on promoting agricultural modernization construction and is worthy of being popularized.

The invention discloses plant nutrient solution aiming at begonia fimbristipula hance. The plant nutrient solution is prepared from, by weight, 0.5-1.5 parts of major elements, 0.002-0.01 part of trace elements, 0.05-0.5 part of active substances and 500-2000 parts of deionized water. A preparation method includes: respectively adopting the major elements, the trace elements and the active substances to prepare mother liquor A, mother liquor B and a mixture C; mixing the mother liquor A with the mother liquor B according to the weight parts of the major elements and the trace elements, then adding the mixture C according to the weight proportion of the active substances, and well stirring to obtain the nutrient solution. The nutrient solution aiming at soilless cultivation of begonia fimbristipula hance is capable of meeting demands of begonia fimbristipula hance on various elements in a growth process, and cultivated begonia fimbristipula hance has thick stems, short internodes, largeand thick leaves and a developed root system; the plant nutrient solution gives full play to potential productivity of plants, new root growth and vascular bundle system differentiation can be promoted, and low moisture consumption is realized; yield is increased by 30% as compared with that of soil cultivation, and development of agricultural modernization is promoted.

The invention provides an automatic folding and airing device for Chinese wolfberry fruits, and relates to the field of Chinese wolfberry fruit processing equipment. The automatic folding and airing device comprises a box frame, a foldable multi-layer type airing mechanism, a telescopic mechanism and a power mechanism are arranged in the box frame from front to back, a control system is further arranged on the outer side of the box frame, the control system controls the power mechanism to drive the telescopic mechanism to move so as to drive the multi-layer type airing mechanism to be folded or unfolded, and a rotatable support mechanism is further arranged at the bottom of the box frame. According to the automatic folding and airing device, through control and action of the control system, automatic folding and unfolding of the multi-layer type airing mechanism can be achieved; the labor intensity of Chinese wolfberry fruit farmers can be relieved, Chinese wolfberry fruit trays do not need to be manually moved back and forth due to rainfall, moisture regain and other factors, and the agricultural modernization process is promoted; a mesh plate is used for spreading the Chinese wolfberry fruits, the ventilation quantity is obviously increased, the air permeability is good, and the drying speed of the Chinese wolfberry fruits is high; and the automatic folding and airing device can also be used for airing various agricultural products such as mushrooms, agaric and traditional Chinese medicinal material slices, and is wide in application.

The invention discloses a growth-promoting lily nutrient solution which comprises the following components in parts by weight: 0.5-1.5 parts of macroelements, 0.002-0.01 part of trace elements, 0.05-0.5 part of active substances and 500-2000 parts of deionized water. A preparation method comprises the following steps: separately preparing mother liquor A, mother liquid B and a mixture C with the microelements, trace elements and active substances; mixing the mother liquor A and B according to the microelements and the trace elements in parts by weight; and then adding the mixture C according to the active substances in parts by weight, and uniformly stirring the mixture to obtain the nutrient solution. The invention provides the nutrient solution for soilless culture of lilies, and can meet the demand on various elements in the lily growing process. The stems of the obtained lilies come out and the internodes are short, the blades are fat, and the root system is developed; the production potential of crops can be exerted fully, differentiation of new roots and new wounds and vascular bundle systems can be promoted, and the water consumed is little. Compared with soil culture, the output is improved by 30%, and the development of agricultural modernization is promoted.

The invention discloses an automatic water supply and drainage device for a paddy field. The device includes a water storage tank on one side of paddy fields. Protective boxes are arranged between thepaddy fields and the water storage tank. The inner bottom of each protective box are fixedly connected with a U-shaped pipe, and each U-shaped pipe is formed by making a small vertical part, a horizontal part and a large vertical part connected in sequence. The device has the advantages that through change of buoyancy of a float ball, the float ball, a synchronous rod and a connecting rod move vertically, and a driving rod, a small piston, the U-shaped pipes, a large piston and a driven rod are used for achieve the transformation of force and displacement, starting of a throttle gate and communication of a water supply circuit and a drainage circuit. A two-way water pump is used for achieving water supply and drainage in the water depth range, the whole process does not need manual measurement, observation and decision-making, labor and time are saved, large-scale paddy field agriculture can be managed well, and the agricultural modernization need of the paddy field is met.

The invention discloses a castor bean threshing and separating all-in-one machine, and belongs to the technical field of agricultural machinery. The castor bean threshing and separating all-in-one machine comprises a rack assembly, a threshing assembly, a screening sieve assembly and the like; air generated by a draught fan enters an outer bucket to form circulating flow in the outer bucket in thedirection of a protrusion of the outer bucket, and exits from an air outlet of the outer bucket to form a fixed wind direction, and at this moment, since castor beans which are successfully threshedand have a good threshing effect are small in size and smooth in surface and suffer from small resistance, the castor beans can enter the screening sieve assembly along a discharging port under wind power generated at an air channel of the discharging port; part of castor bean hulls can also enter the screening sieve assembly due to small resistance, the castor beans which fail to be threshed, have large size and rough surfaces and suffer from large resistance can be repeatedly threshed in the wind direction in the outer bucket, the fine castor bean hulls can be separated from the castor beansin the outer bucket through deslagging sieving strips, the discharging resistance after the castor beans are threshed is reduced, and the fruits of the castor beans are prevented from being squeezedand damaged in the threshing process. The threshing assembly is high in threshing rate, and can meet the requirement for quality and quantity guarantee in the agricultural modernization process.

The invention discloses a monstera deliciosa nutrient solution with multiple application modes. The monstera deliciosa nutrient solution comprises the following components in parts by weight: 0.5-1.5parts of macroelements, 0.002-0.01 part of trace elements, 0.05-0.5 part of active substances and 50-2000 parts of deionized water. The preparation method comprises the following steps: respectively preparing mother liquor A, mother liquor B and a mixture C from the macroelements, the trace elements and the active substances, mixing the mother liquor A and the mother liquor B according to the weight parts of the macroelements and the trace elements, adding the mixture C according to the weight ratio of the active substances, and uniformly stirring, thereby obtaining the nutrient solution. By adopting the special nutrient solution for soilless culture on monstera deliciosa, requirements on various elements in the growth process of monstera deliciosa are met, the monstera deliciosa can be short in stem and internode, hypertrophic and large in leaf and well developed in root system, production potential of crops can be brought into play sufficiently, new root growth and differentiation ofvascular bundle systems are promoted, a small amount of moisture is used, the yield is increased by 30% when being compared with that of soil culture, and modern agriculture development is promoted.

The invention discloses a method capable of recycling natural energy to be applied to agricultural modernization. The device for the method comprises an arc-shaped plate, a mounting frame and a water collecting hopper, wherein the arc-shaped plate serves as a main outer frame mounting structure of a facility, and a reinforcing rod is arranged on the top surface of the arc-shaped plate; the mounting frame is located on the top surface of the arc-shaped plate, a negative-pressure pipe is arranged at the middle end of the mounting frame, and a mixing groove is formed in the negative-pressure pipe; and the water collecting hopper is located at the top end of the mounting frame, a drainage groove is formed in the water collecting hopper, a fertilizer barrel is mounted in the water collecting hopper, and a sealing cover is connected to the top end of the fertilizer barrel. According to the method capable of recycling the natural energy to be applied to agricultural modernization, rainwater can be collected and stored in a large area, a rainwater and fertilizer mixture can be stirred through wind energy, electric energy can be stored in a storage battery to supply power to an LED lamp and a water pump, the natural energy can be effectively and fully utilized, and the automation degree is high, so that the agricultural planting and maintenance efficiency is integrally improved.