47results about How to "Realize automatic fertilization" patented technology

The invention mainly relates to a nitrogen fertilization method for cork oak container seedlings, which belongs to the fertilization technology for forest tree container seedlings. Adopt the index fertilization method to apply nitrogen fertilizer to the cork oak container seedlings, start to apply nitrogen after the cork oak germinates, and end in mid-September, apply nitrogen once a week, and the nitrogen application amount increases exponentially each time, and the cumulative nitrogen application amount is 125mg / strain. The biomass and nitrogen content of the container seedlings of Quercus variabilis were 5.29g / plant and 73.14mg / plant respectively, and the nitrogen absorbed by the seedlings accounted for 58.5% of the amount of nitrogen applied; mm, reached the requirements of qualified seedlings. The present invention determines that the optimum nitrogen application rate for oak cork container seedlings is 125 mg / plant, adopts the exponential fertilization method, and the nitrogen application rate increases exponentially each time, and the amount of nutrients provided to the seedlings is synchronous with the growth and development requirements of the seedlings, thereby making the seedlings specifications and nitrogen content reached a maximum.

The invention discloses a variable-rate fertilization device with an unmanned aerial vehicle. A high-definition camera and a GPS positioner are arranged at the front end of the unmanned aerial vehicle, a fertilization assembly is arranged on the unmanned aerial vehicle, a controller carries out variable-rate fertilization according to feedback signals of the high-definition camera and the GPS positioner, the fertilization assembly has a fertilization-rate-adjustable structure, thus, the fertilization rate can be adjusted automatically according to the feedback signals of the high-definition camera and the GPS positioner, and the fertilization rate is adjusted by adjusting the rotation speed of a fertilization wheel and the number of troughs which are in direct contact with fertilizers in afertilizer storage bin. Automatic fertilization of the unmanned aerial vehicle can be realized, furthermore, the fertilization rate can further be adjusted automatically or the discharge rate of fertilization is adjusted automatically, two fertilizers can be applied simultaneously, the fertilization effect is good, the discharge rate of fertilization can be adjusted, the adjustment range is large, and the variable-rate fertilization device with the unmanned aerial vehicle is suitable for application of various fertilizers, and is high in fertilization applicability.

The invention relates to a fertilization method which comprises the following steps that a plurality of planters plant some same crop on soil with the same environment in the same area; planting data obtained by planting of each planter is a group of data; after completion of a planting season, an EC (Electrical Conductivity) value curve of the crop in different growth stages is established according to the planting data; the EC value curve is subjected to Metlad analysis to form a standard EC value curve of the crop in the different growth stages to serve as a standard recommended value; and in a subsequent planting process, an EC set value of an EC value sensor group is set according to the standard recommended value to automatically control opening and fertilization amount of a fertilizer distributor. The method achieves automatic fertilization, so that the manpower is greatly reduced; and the EC value is scientifically set for the fertilization, so that a deviation of the fertilization amount caused by different operating personnel is avoided, and the situations of insufficient fertilization, overfertilization charring and the like are avoided.

The invention provides a full-automatic fruit tree rhizosphere fertilizing machine. The fertilizing machine comprises a frame, a drilling mechanism, a fertilizing mechanism, a soil filling mechanism,a water spraying mechanism and a control circuit, and is characterized in that the drilling mechanism comprises a spiral drill bit, a drill bit motor, a push rod motor, two sliding rods, a cross beamand a drill bit base; the spiral drill bit is arranged on the drill bit base vertically downward, and the upper end of a push rod is fixedly connected with the cross beam or the drill bit base througha connecting rod; the fertilizing mechanism comprises a fertilizer hopper, a fertilizer cylinder, a locking motor and a discharging cylinder, the high end of the fertilizer cylinder is communicated with a discharging port of the fertilizer hopper, and the low end of the fertilizer cylinder is communicated with the discharging cylinder. The full-automatic fruit tree rhizosphere fertilizing machineis provided with the drilling mechanism, the fertilizing mechanism, the soil filling mechanism and the water spraying mechanism so that pit digging, fertilizing, soil filling and water spraying can be automatically achieved, the whole process is automatically completed, manpower is saved, the labor intensity for fertilizing is reduced, the beneficial effects are remarkable, and the fertilizing machine is suitable for being applied and popularized.

The invention provides a soil loosening and fertilizing machine for gardens, which belongs to the technical field of machinery. It solves the problems in the prior art that loose soil and fertilization of garden vegetation cannot be performed efficiently and conveniently. The garden soil loosening and fertilizing machine includes a base and a working board, a vertical cylinder is arranged between the base and the working board, and a fertilizing device is arranged on the working board, and the fertilizing device includes a material storage box, a fertilizing pipe and a fertilizing device, and the fertilizing device includes a fertilizing device. There is a fertilization hole in the fertilization box, and a telescopic mechanism is set between the fertilization box and the working plate; a loosening device is installed on the base, and the loosening device includes a mounting plate and a loosening knife, and a hinge is arranged on the mounting plate. A hinge plate is hinged on the top, and the other end of the hinge plate is fixed with a mounting cylinder. The mounting cylinder is provided with a mounting hole, and the loosening knife is arranged in the mounting hole, and a hydraulic cylinder is also arranged between the hinge plate and the mounting plate. The invention can automatically loosen the garden soil and fertilize, thereby improving work efficiency.

The invention discloses a precise fertilizer applicator for a greenhouse. The precise fertilizer applicator is characterized in that the top of a fertilizer tank cover is fixedly arranged on a suspension seat, the suspension seat is driven by a transverse driving component to realize transverse reciprocating motion of a fertilizer storage tank in the greenhouse and driven by a longitudinal drivingcomponent to realize longitudinal motion of the fertilizer storage tank in the greenhouse, the transverse driving component and the longitudinal driving component are arranged on a greenhouse supportin the greenhouse, and actions of a precise fertilizer application component, the transverse driving component and the longitudinal driving component are controlled by a controller in a unified manner. According to the precise fertilizer applicator for the greenhouse, the fertilizer application efficiency and the fertilizer application precision of the greenhouse can be improved, and the labor intensity in fertilizer application can be reduced. The precise fertilizer applicator can uniformly move in the longitudinal direction of the greenhouse to realize automatic fertilizer application, perform a transverse reciprocating motion in the fertilizer application process and uniformly apply a fertilizer to the interior of the greenhouse, is wide in fertilizer application range and good in uniformity, and can achieve a better effect when used together with sprinkler equipment.

The invention discloses a holing and fertilizing combine for transplanting, which comprises a frame, a holing roller and a fertilizing device. Both the holing roller and the fertilizing device are disposed on the frame. The holing roller is connected with the frame through a mandrel. At least two roles of blades are peripherally disposed on the outer surface of the holing roller. Each blade is composed of a fertilizing hole blade and a transplanting hole blade, which are spaced. The fertilizing device comprises a tubular casing, and a hopper is disposed at the top of the tubular casing. A screw is disposed in the tubular casing. The holing and fertilizing combine for transplanting further comprises at least two non-closed guides, and the guides are in a splayed form lengthwise along the holing and fertilizing combine. Machines for manual holing in transplanting can be replaced with the holing and fertilizing combine, so that labor density can be reduced, and transplanting efficiency and survival rate are increased. The holing and fertilizing combine has the functions of holing and fertilizing, while hole, plant and row spacing (hole density) and depth are adjustable. The fertilizing device is capable of automatically recognizing transplant holes and fertilizing holes, so that automatic, precise and quantitative fertilizing is achieved.

The invention discloses a submerged automatic filtering and fertilizer and drug applying apparatus in the front of a pump. A drug pool is arranged beside a precipitation pool, a filtering tank is arranged in the precipitation pool provided with a coarse filter screen, the open mouth of the filtering tank is provided with a hollow flange, the filtering tank is divided into a filtering cavity and a pollution discharge cavity by a separator plate, the filtering cavity is provided with a water outlet, the sewage discharge cavity is provided with a pollution outlet, a pollution discharge shaft provided with a reciprocating transmission device is arranged in the filtering tank, the pollution discharge shaft positioned in the filtering cavity is uniformly provided with pollution absorption nozzles, the pollution discharge shaft positioned in the pollution discharge cavity is provided with a hydraulic torque device, a guiding tube in the pollution discharge shaft connects with the pollution absorption nozzles with the hydraulic torque device, the water outlet is connected with a water supply tube, a fertilizing solenoid valve arranged on the water supply tube is connected with the drug pool, a water supply pipeline positioned behind the fertilizing solenoid valve is provided with a pressure pump, the pollution discharge tube is provided with a pollution discharge pump, and the outlet tube of the pollution discharge pump is connected with the precipitation pool. The apparatus has the advantages of automatic removal of silts from water, automatic fertilization, high automation degree, continuous cleaning, high working efficiency and substantial energy saving.

The invention discloses a method and root-controlling equipment for root-limiting cultivation of cherries. The method comprises the following steps: putting rhizomes of the cherries into a cultivatingcylinder with a cutting function, and filling the cultivating cylinder with nutrition substrates; forming multiple columns of cultivating slots in a planting land in a cherry orchard, uniformly fixing the cultivating cylinder in which the rhizomes of the cherries are put into the cultivating slots, periodically carrying out watering and fertilization in each cultivating cylinder by virtue of a water pipe and a fertilizer pipe, and periodically cutting lateral roots stretching out of the cultivating cylinders by virtue of cutting sleeves outside the cultivating cylinders. The method is reasonable and simple; by utilizing the equipment capable of controlling the lengths of the lateral roots of the cherries through cutting, the lateral roots stretching out of the cultivating cylinders can beperiodically cut, so that the root-limiting cultivation of the cherries is realized, the situation that the lateral roots are too dense in a limited space can be avoided, the yield of the cherries isincreased, and the quality of the cherries is improved.

The invention discloses ecological bags, an ecological slope protection structure and application of the ecological bags in highway slope protection engineering. The ecological bags, the ecological slope protection structure and application of the ecological bags in highway slope protection engineering are used for solving the problem that slope protection engineering is not firm. The ecological bags in the ecological slope protection structure are piled from bottom to top, and a certain gradient is formed. At least one set of water and fertilizer supply system is further included. The water and fertilizer supply systems comprise fertilizer bins and hoses, organic fertilizer or inorganic fertilizer is put in the fertilizer bins, the hoses are communicated with the ecological bags and the fertilizer bins, the fertilizer bins are located in rammed earth space between the ecological bags and original soil, and hard water-resisting layers are arranged on the back faces of the ecological bags. Automatic fertilization is achieved, through the arrangement of the fertilizer bins, the fertilizer can be automatically supplied into the ecological bags through the water seepage effect in the rammed earth layer on irrigation or rainy days, water and the fertilizer are supplemented, absorption and utilization of grass are better promoted, the water and the fertilizer are supplemented at thesame time, the seedling burnt phenomenon is avoided, and therefore the survival rate of the grass is greatly increased and the survival quality of the grass is greatly improved.

The invention relates to the field of agriculture, in particular to a fertilizer application device for agricultural farmland cultivation. The fertilizer application device for agricultural farmland cultivation is provided with a fertilizer burying device, the ploughing depth can be adjusted, and quantitative fertilization can be achieved. The fertilizer application device for agricultural farmland cultivation comprises a frame, wheels, hoppers,regulation and control assemblies and the like. Two groups of wheels are arranged at the bottom of the frame, the three groups of hoppers and the threegroups of regulation and control assemblies are arranged on the frame at intervals, the hoppers are arranged in the middle of the frame, and the regulation and control assemblies are arranged at onesides of the hoppers. The fertilization ratio of chemical fertilizer is regulated and controlled by adding the regulation and control assemblies, trigger assemblies and movable door assemblies, the regulation and control assemblies can regulate and control the fertilization ratio in advance, the trigger assemblies are matched with the movable door assemblies to achieve automatic fertilization, andquantitative and automatic fertilization of the device is achieved through the assemblies.

The invention discloses a seeding machine capable of automatically adding fertilizer, comprising a body, wherein a cab is fixedly connected to one side of the upper end of the body, a first mounting frame and a second mounting frame are fixedly connected to one side of the lower end of the body, respectively, the first mounting frame and the second mounting frame are designed to be adaptive to each other, the first mounting frame is in rolling connection with a driving shaft, one end of the driving shaft is fixedly connected with a motor, the other end of the driving shaft is fixedly connectedwith a seeder, an end face of the seeder is provided with a seeder groove, an inner wall of the seeder is rotationally connected with a seed bin, a plurality of seeding holes are formed in the lowerend of the seed bin, and a seed bin door is arranged at the upper end of the seed bin. The seeding machine capable of automatically adding the fertilizer has the beneficial effects that the seeding machine uses a trencher to dig trenches, and uses the seeder to rotate outside the seed bin, the seeding holes are used for intermittent automatic seeding, a fertilization roller rotates in a fertilizerapplicator to realize automatic application of the fertilizer, and a soil cover is used for burying the fertilizer and seeds to save manpower and improve work efficiency.

The invention mainly relates to a nitrogen fertilizer application method of field-raised seedling of larix olgensis, which belongs to the fertilizer application technology of naked root seedling culture. A method for applying the fertilizer in autumn is adopted, after a terminal bud of the larix olgensis tree seedling is formed, about 30kg / hm<2> nitrogen fertilizer is applied every time respectively in the middle of September and in the beginning of October, twice fertilizer application interval is two weeks, and the accumulated application quantity of the nitrogen fertilizer is 60kg / hm<2>. Biomass and nitrogen content of the larix olgensis seedling after the fertilizer application are respectively 0.40g / seedling and 8.75mg / seedling; and the height of the seedling can reach 10.7cm, the leading thread can reach 2.54mm, the terminal bud is plump, lignification is good, and nitrogen content inside the tree seedling is remarkably increased. Due to the adoption of the method, the best application quantity of nitrogen fertilizer in autumn is 60kg / hm<2> for larix olgensis naked root seedling, and the method for applying the nitrogen fertilizer in autumn is adopted to continuously supply nutrition to the seedling, so the specification and the nitrogen content of the seedling can be increased, and the coldness resistance of the seedling can be remarkably improved.

The invention provides a garden pruning shear all-in-one machine and belongs to the technical field of machinery. The problem that in the prior art, efficient pruning, soil loosening, fertilization and pesticide spraying cannot be carried out on garden plants is solved. The garden pruning shear all-in-one machine comprises a machine body, a working plate and a base. A vertical air cylinder is arranged between the base and the working plate. A horizontal air cylinder is arranged between the machine body and the working plate. A soil loosening device is arranged on the base. The soil loosening device comprises a mounting plate and a soil loosening knife. A fertilization device is arranged on the mounting plate. The fertilization device comprises a material storage box, a fertilization pipe and a fertilizer. The fertilizer comprises a fertilization cylinder and a fertilization box. A telescopic mechanism is arranged between the fertilization box and the working plate. A pesticide spraying mechanism is arranged on the bottom plate and comprises a pesticide storage box, a liquid pump and a pesticide spraying head. A sliding mechanism is arranged between the pesticide spraying head and the working plate. The garden pruning shear all-in-one machine have the advantages that automatic pruning, soil loosening, fertilization and pesticide spraying can be automatically carried out on garden plants, and accordingly working efficiency is improved.

The invention discloses an intelligent agricultural swing type fertilization device. The intelligent agricultural swing type fertilization device comprises a box body, wherein a motor is arranged at the inner top of the box body, a reduction gearbox is arranged on the lower side of the motor, a charging barrel is arranged at the bottom of the box body, a first through hole is formed in the bottom of the box body, a second through hole is formed in the bottom of the charging barrel, a first vertical shaft is arranged in the first through hole and the second through hole, a first circular plate is arranged at the lower end of the first vertical shaft, a fourth through hole is formed in the first circular plate, a discharging pipe is arranged in the fourth through hole, the inner side wall of the charging barrel is connected with a first shaft sleeve, a base is arranged on the lower side of the discharging pipe, a walking device is arranged on the base, a transverse plate is arranged on the upper side of the discharging pipe, a first electric telescopic rod is arranged at the bottom of the transverse plate, a scattering device is arranged on the discharging pipe, and a switch is arranged on the outer wall of the right side of the box body. The device can realize automatic fertilization for crops in a greenhouse, a user can perform fertilization work on the crops with different row spacings according to requirements, the fertilization height of the device is controlled by controlling the extension and contraction of the first electric telescopic rod, and the user can add a chemical or irrigation water into the charging barrel to perform disease control and irrigation on the crops.

The invention discloses a rice water direct seeding fertilization mechanism. The mechanism comprises a direct seeding assembly; the direct seeding assembly comprises a seeding pipe, a connecting plate, a supporting rod and a movable plate; two ends of the seeding pipe are communicated with the outside; a movable plate is movably arranged at the bottom of the seeding pipe; the other end of the supporting rod is arranged on the connecting plate; the first through hole, the second through hole and the fertilizer guide pipe are communicated; the fertilizer in the fertilizer guide pipe can enter the seeding pipe through the first through hole and the second through hole; when the rice seeds are sown, the rice seeds are fertilized, and fixed-point fertilization of the rice seeds can be realized, so that the utilization rate of the fertilizer is improved; the situation that the fertilizer is too far away from rice seeds and the rice seeds are difficult to absorb the fertilizer when the fertilizer is sprayed is avoided; the rice seeds can well absorb nutritional ingredients of the fertilizer, automatic fertilization can be achieved, the efficiency can be improved, and the labor intensity is reduced.

The invention mainly relates to a nitrogen fertilizer application method for Chinese pine container seedlings, which belongs to the fertilization technology for forest tree container seedlings. From the germination of Pinus tabulaeformis to the end of mid-September, nitrogen fertilizer was applied by exponential fertilization method. Nitrogen was applied once a week, and nitrogen was applied 25 times in total. Each nitrogen application increased exponentially, and the cumulative nitrogen application amount was 100mg / plant. The biomass and nitrogen content of pine container seedlings were 0.948g / plant and 18.9mg / plant respectively; the seedling height of Chinese pine container seedlings was 8.4cm, the ground diameter was 2.86mm, and the thickness of terminal buds was 3.30mm. Compared with the seedling height and ground diameter of 1-year-old Chinese pine container seedlings stipulated in the industry standard of the People's Republic of China "Container Seedling Technology" LY1000-91, the diameter increased by 20% and 43% respectively; the proportion of qualified seedlings was listed as 96.9%, which is much higher Based on the 85% requirement stipulated in the national standard.

The invention provides an automatic fertilizing system for solving problems of crops under temperature stress. The system comprises a temperature detection module, a central analysis and control module and an automatic fertilizing module, wherein an operational method in the central analysis and control module is to establish an equation of relation between temperature stress levels and fertilizing information data, and the equation is as shown in the description. Automatic fertilizing is carried out under the stress of too-low or too-high temperature so as to compensate nutrient element deficiency in a crop growth process; the labor cost is reduced, temperature conditions are automatically detected, and automated fertilizing is achieved; the growth, development and morphogenesis of the crops are automatically adjusted, the cultivation cycle is shortened, the quality is improved, the energy consumption can be greatly lowered, and the cost is reduced.

The invention provides a multifunctional farming machine, which belongs to the field of farming auxiliary equipment, and comprises a travelling mechanism, and a ploughing device, a film-covering device and a fertilizing device arranged on the travelling mechanism, wherein the ploughing device is arranged on the bottom part of the travelling mechanism and is located in front of the film-covering device and the fertilizing device; the film-covering device is arranged on the rear part of the travelling mechanism; the fertilizing device is located on the upper part of the travelling mechanism. The multifunctional farming machine provided by the invention integrates ploughing, film-covering and fertilizing into a whole, has multiple functions, can be beneficial to reducing the working time and the working intensity of workers, is simple and convenient to operate, and has good practicability.

The invention discloses a water and fertilizer integrated fertilization and spray irrigation robot for rose planting. The water and fertilizer integrated fertilization and spray irrigation robot comprises a crawler-type spray irrigation robot capable of advancing in a field, a spray irrigation head arranged on the spray irrigation robot, a water and fertilizer integrated machine, a water pipe connected between the water and fertilizer integrated machine and the spray irrigation head and a pipe coiling vehicle used for winding the water pipe; the crawler-type spray irrigation robot comprises a crawler-type chassis and a mechanical arm arranged on the crawler-type chassis; the spray irrigation head is arranged at the tail end of the mechanical arm; when the robot travels on an irregular road surface of a rose plantation, the trafficability is extremely high, and the robot is matched with the water and fertilizer integrated machine to achieve automatic water and fertilizer sprinkling irrigation of roses.

The invention discloses a mechanical structure greenhouse for agriculture planting. The mechanical structure greenhouse comprises an upper supporting and covering face, a middle spray and watering mechanism and a blocky planting device; the upper supporting and covering face comprises an upper protective net, a first heat preservation layer, a second heat preservation layer, annular installing sliding rails, an installing frame and a lower protective net, wherein the installing frame is fixedly installed on the ground and composed of multiple arc supporting rods, the annular installing sliding rails are divided into a front end annular installing sliding rail and a middle annular installing sliding rail, a sliding rail is arranged on the side face of the front end annular installing sliding rail, zigzag teeth are arranged on the bottom face of the sliding rail, sliding rails are arranged on the left side face and the right side face of the middle annular installing sliding rail respectively, and zigzag teeth are arranged on the bottom faces of the sliding rails; the upper protective net is fixedly installed on the upper end faces of the annular installing sliding rails; the lower protective net is fixedly installed on the lower end faces of the annular installing sliding rails. The mechanical structure greenhouse facilitates manual operation and relieves manual labor intensity.

The invention discloses a fertilization device for the planting and maintenance of camellia oleifera, which comprises: a raw material storage pipe, a quantitative feeding mechanism and a conical fertilization pipe; the quantitative feeding mechanism includes a feeding sleeve and a feeding tray; The material casing is detachably screw-connected to the bottom of the raw material storage pipe, and the feeding tray is rotated inside the feeding casing to separate the upper and lower openings of the feeding casing. The circular position of the feeding tray is set There is an adjusting tooth plate, and a material receiving groove is opened on the peripheral surface of the feeding plate. In the present invention, by setting the quantitative feeding mechanism to cooperate with the stepping drive assembly, the staff will automatically drive the quantitative feeding mechanism to fertilize when stepping on the conical fertilization pipe and inserting it into the soil, which is convenient to operate, realizes automatic fertilization, and improves work efficiency. Reduce labor intensity.

The invention discloses a water area fertilizer application device based on an unmanned ship and a fertilizer application method thereof. The water area fertilizer application device comprises an unmanned ship and a fertilizer application device which is arranged on the unmanned ship and used for applying a fertilizer to a water area to be subjected to fertilizer application, wherein the unmanned ship comprises a main controller, a communication apparatus, a video apparatus, a water quality detector, a tail spray pump system and a storage battery; the main controller is respectively coupled with the communication apparatus, the video apparatus, the water quality detector, the tail spray pump system and the storage battery; and the fertilizer application device comprises a fertilizer storage tank for storing the fertilizer, a scatterer for scattering the fertilizer and a ploughing rake for ploughing soil underwater. According to the water area fertilizer application device based on an unmanned ship and the fertilizer application method thereof, the safety is high; the fertilizer is applied uniformly, efficient automatic fertilizer application can be realized in a large-area water area cultivation farm, the fertilizer application effect can be effectively monitored, the consumption of the fertilizer is reduced, and the fertilizer application efficiency is improved.

The invention discloses a bidirectional flow wetland rainwater purification recycling device and a use method, the bidirectional flow wetland rainwater purification recycling device comprises a rainwater purification box for rainwater purification and planting boxes which are symmetrically arranged on two sides of the rainwater purification box and are used for planting wetland vegetation, and a plurality of rainwater collection funnels which are uniformly arranged at equal intervals are mounted at the top of the rainwater purification box. Rainwater can be collected in a centralized mode through the arranged rainwater collecting funnels, impurities in the rainwater are purified through a gravel filtering layer, a filter screen filtering layer, a coarse sand purifying layer and a fine sand purifying layer in the rainwater purifying box, and organic matter in a filler layer can be mixed into the rainwater to be supplied to wetland plants for use; the planting boxes arranged on the two sides of the rainwater purification box can achieve bidirectional flowing, space is fully utilized, cost is saved, rainwater can be fully utilized through the water conveying channels arranged in the planting boxes, and environmental protection is achieved.

The invention discloses an automatic fertilizing device for agricultural planting. The automatic fertilizing device comprises a base, a plurality of vibration rods, a fixing plate, a rotating rod, a material distribution disc and a discharging box, wherein the lower ends of the vibration rods are connected with a first damping assembly; the first damping assembly is fixedly arranged on the base; a vibrator is arranged on each vibration rod; the fixing plate is fixedly arranged at the upper ends of the plurality of vibration rods; a plurality of discharging pipes are arranged on the fixing plate in a penetrating mode; the rotating rod penetrates through the fixing plate; the lower end of the rotating rod is connected with a second damping assembly; the lower end of the second damping assembly is connected to a driving device; the driving device is fixedly arranged on the base and is used for driving the second damping assembly to rotate; the second damping assembly drives the rotating rod to rotate; the material distribution disc is arranged at the upper end of the fixing plate and is fixedly connected with the rotating rod; the material distribution disc is provided with a plurality of discharging grooves in positions opposite to the discharging pipes; the rotating rod drives the material distribution disc to rotate so that the discharging grooves can be periodically overlapped with the discharging pipes; materials are stored in the discharging box; and the discharging box is arranged on the upper end surface of the material distribution disc, and communicates with the discharging grooves. The automatic fertilizing device for agricultural planting can realize automatic fertilization.

The invention discloses an automatic fertilizer applicator with a pesticide fixed-point feeding structure and a use method of the automatic fertilizer applicator. The automatic fertilizer applicator comprises a machine body, a mechanical working part erected on the machine body and a control part arranged in the machine body, and the mechanical working part comprises a fertilizer injector and a piston driving device connected to a piston part on the fertilizer injector. The piston driving device comprises a stepping motor and a transmission lead screw connected between the power end of the stepping motor and a piston, and the control part comprises a control terminal installed on the machine body and a parameter input assembly connected to the control terminal. The automatic fertilizer applicator has the advantages that the required irrigation interval and the irrigation amount of each time can be input into the control terminal through the parameter input assembly, and the stepping motor is controlled to drive the piston to push out the required amount of fertilizer at the appointed time according to the preset value, so that automatic fertilization is realized. Abnormal plant development or death caused by forgetting fertilization or excessive fertilization is avoided.

The invention discloses a fertilizer applicator for radix scrophulariae in the technical field of planting of traditional Chinese medicinal materials. A first groove communicated with a first drain hole is formed in a first partition plate. A second groove communicated with a second drain hole is formed in a second partition plate. A third groove communicated with a third drain hole is formed in athird partition plate. The first groove, the second groove and the third groove are all fan-shaped grooves. The opening size of the first drain hole is smaller than that of the first groove. The first drain hole is communicated with a first fertilizer applying ring. The second drain hole is communicated with a second fertilizer applying ring. The third drain hole is communicated with a third fertilizer applying ring. The first fertilizer applying ring, the second fertilizer applying ring and the third fertilizer applying ring are each provided with a plurality of through holes which are evenly distributed.

The invention discloses a holing and fertilizing combine for transplanting, which comprises a frame, a holing roller and a fertilizing device. Both the holing roller and the fertilizing device are disposed on the frame. The holing roller is connected with the frame through a mandrel. At least two roles of blades are peripherally disposed on the outer surface of the holing roller. Each blade is composed of a fertilizing hole blade and a transplanting hole blade, which are spaced. The fertilizing device comprises a tubular casing, and a hopper is disposed at the top of the tubular casing. A screw is disposed in the tubular casing. The holing and fertilizing combine for transplanting further comprises at least two non-closed guides, and the guides are in a splayed form lengthwise along the holing and fertilizing combine. Machines for manual holing in transplanting can be replaced with the holing and fertilizing combine, so that labor density can be reduced, and transplanting efficiency and survival rate are increased. The holing and fertilizing combine has the functions of holing and fertilizing, while hole, plant and row spacing (hole density) and depth are adjustable. The fertilizing device is capable of automatically recognizing transplant holes and fertilizing holes, so that automatic, precise and quantitative fertilizing is achieved.