12results about How to "Increase harvest" patented technology

The utility model relates to the technical field of plant cultivation, in particular to a transplanting hole puncher which comprises a fixing frame, a handle is arranged above the fixing frame, a telescopic mechanism is arranged between the handle and the fixing frame, two first grooves are formed in the fixing frame, moving blocks are arranged at the two first grooves in a sliding mode, and the moving blocks are arranged in the two first grooves in a sliding mode. Connecting mechanisms are arranged between the two moving blocks and the fixing frame, and punching pointed cones are installed in the middles of the bottoms of the two moving blocks and the fixing frame. According to the device, the moving block is driven by the connecting mechanism, and the moving block drives part of the punching pointed cones to move, so that the distance between the punching pointed cones can be adjusted, the row distance of transplanting chrysanthemums at different stages can be guaranteed, the utilization rate of land is increased, and the yield of the chrysanthemums is increased.

The application provides a big green onion picking and packing integrated machine, and belongs to the technical field of agricultural machinery. It solves the problems of traditional big green onion processing methods, high labor intensity, low manual efficiency and low economic benefits. The big green onion picking and packing integrated machine comprises a conveying device, a positioning and leaf cutting device, a grading device and a bundling device. The positioning and leaf cutting device is used for positioning and correcting the big green onion. The conveying device is used for clamping and removing the big green onion and conveying the big green onion backward and upward. In the conveying process, the positioning and leaf cutting device cuts the leaves of the big green onion. A plurality of grading devices are sequentially arranged on the frame. The grading devices are used for distinguishing and classifying the big green onions with different diameters. The bottom of each grading device is provided with a bundling device. The bundling device is used for gathering and bundling the big green onions. The big green onion picking and packing integrated machine has the advantages of improving the efficiency of big green onion harvesting and post-processing, improving the agricultural production efficiency and reducing the labor cost.

The embodiment of the invention discloses a harvester-grain transport vehicle collaborative operation method and device, electronic equipment and a medium, and the method comprises the steps: controlling a grain transport vehicle to wait for grain unloading in a field edge region located at the end part of each operation line when a harvester is controlled to perform harvesting operation on a target land parcel; when the harvester performs harvesting operation on the middle section part of the current operation row in the one or more operation rows and the granary of the harvester is full, determining the unloading point of the harvester based on whether the adjacent operation row of the current operation row is the harvested operation row or not; and based on the position of the grain unloading point of the harvester, controlling the grain transporting vehicle to approach the harvester to unload the grain of the harvester. According to the embodiment of the invention, harvesting operation can be timely and efficiently carried out on a harvester with a full granary in the middle section of an operation line.

The invention relates to the technical field of sowing quality detection, and discloses a highland barley sowing quality detection device and method for a highland barley sower, the device comprises a sowing box, the sowing box is provided with a movement mechanism, the movement mechanism is used for driving the sowing box to move, the movement mechanism is connected with a depth adjusting mechanism, and the depth adjusting mechanism is used for adjusting the sowing quality of the highland barley sower. According to the device, the sowing quality of highland barley can be detected, the sowing line spacing can be detected during detection, the planting depth of seeds can be detected, meanwhile, the distance between the buried seeds can be detected, and the change of the distance between the seeds before and after the seeds are buried can be conveniently researched; according to the highland barley planting device, the row spacing can be adjusted to a proper planting row spacing, the planting depth can be adjusted to a proper depth for planting, the yield of highland barley can be improved conveniently, and the seeding speed can be adjusted, so that the distance between seeds is adjusted.

The invention relates to the technical field of protective devices, in particular to a protective device for grassland pest control, comprising: two groups of upper cylinders which are rotatably connected and can surround a circular structure to protect plants; a clamping assembly is arranged in a placement cavity formed in the upper cylinder, the clamping assembly comprises a clamping piece arranged in the upper cylinder, and a trigger piece and an encircling structure are arranged on the clamping piece; the device further comprises a driving assembly arranged on the upper cylinders, the driving assembly comprises driving parts slidably arranged on the upper cylinders, after the two upper cylinders surround a circular structure, the driving parts are driven to slide along the relative upper cylinders, the driving parts can drive the clamping parts to get close to the axes of the upper cylinders, and in the approaching process, the triggering parts make contact with plants firstly, and then the triggering parts make contact with the plants. Then, under the cooperation of the plant, the triggering piece can drive the surrounding structure to act, so that the plant is protected in a surrounding mode, then the climbing path of the mouse can be cut off, and the mouse is prevented from gnawing the fruit of the plant.

The invention relates to the technical field of seed treatment, in particular to a high-frequency pulse seed processor. Comprising a box body and a box cover, a control module, a transformer and a high-frequency pulse generator are arranged in the box body, a control panel is arranged on the upper side of the box body, a ground wire and a power line are arranged on the side face of the box body, and the control module, the transformer, the high-frequency pulse generator and the control panel are electrically connected. And a switch knob and an emission line are arranged on the control panel. The center of the emission line is provided with a long metal wire, and the tail end of the metal wire is connected with an insulating rod. And the emission line and the metal wire are in an insulated state. The metal wires are galvanized iron wires. The method has the beneficial effects that the germination rate, growth vigor and harvest of the seeds can be improved by performing high-frequency pulse treatment on the seeds.

The present application relates to a fermentation method for increasing the yield of CRM197 protein, including seed tank culture: adding a bacterial seed solution and a liquid culture medium into a seed tank and mixing them into a bacterial seed culture solution, and culturing at a temperature of 36.5±0.5°C until an OD 600 When the value is greater than 10.0, the bacterial solution in the seed tank is harvested; the dissolved oxygen in the bacterial culture solution is controlled to be greater than 40% during the culture; and, the production tank culture: the bacterial solution in the seed tank and the liquid culture medium are put into the production tank and mixed into the bacterial fermentation liquid, and cultured to OD 600 When the value is >40.0, the bacterial liquid in the production tank is harvested; OD 600 When the value is less than 15.0, the culture temperature is controlled at 27.0-37.5℃, the dissolved oxygen is greater than 40%; OD 600 When the value is ≥15.0, the culture temperature is controlled to be 27.0-34.5°C and the dissolved oxygen is 10-40%. This method achieves the purpose of increasing the yield of CRM197 protein by controlling the temperature and dissolved oxygen content during the fermentation process.

The application provides a method for recovering tungsten from molybdenum tailings, comprising the following steps: centrifugal gravity separation of the molybdenum tailings to obtain centrifugal concentrate and centrifugal tailings; feeding the centrifugal concentrate into a spiral chute for secondary separation to obtain spiral chute concentrate and spiral chute tailings; conventional flotation of the spiral chute concentrate to obtain primary roughing concentrate, primary scavenging concentrate and scavenging tailings; mixing the primary roughing concentrate and the primary scavenging concentrate and feeding the mixture into a cyclone classifier, the overflow of the cyclone classifier being subjected to gravity separation operation on a table, and the underflow of the cyclone classifier being subjected to grinding in a ball mill, the ball mill and the cyclone classifier forming a closed circuit grinding system to obtain table concentrate and table tailings; three times of cleaning and one time of cleaning scavenging of the table tailings to obtain flotation concentrate and cleaning scavenging tailings; mixing the table concentrate and the flotation concentrate to obtain tungsten concentrate; and mixing the centrifugal tailings, the spiral chute tailings, the scavenging tailings and the cleaning scavenging tailings to obtain total tailings. The application improves the recovery rate of the tungsten concentrate.

The utility model discloses a small sugarcane harvester capable of sterilizing and killing by ultraviolet rays and microwaves, which comprises a main body, a header arranged in front of the main body, a feeding device connected behind the header, and a lifting device and a microwave device which are arranged behind the feeding device, and a cutting knife comprises a rotary cutting knife, a divider and an ultraviolet lamp tube, the microwave device comprises a magnetron serving as a microwave source, a waveguide tube and a microwave treatment bin, the microwave treatment bin is divided into an upper reaction cavity A, a reaction cavity B and a lower storage cavity through a rotatable baffle, the content of sugarcane sections in the reaction cavities is recognized through infrared induction, microwave detoxification is carried out on the cavity on one side, and the sugarcane sections are synchronously collected in the cavity on the other side. A photovoltaic power generation panel and a storage battery are further arranged above the main body; the ultraviolet detoxification device and the microwave detoxification device are used in a combined mode, it is guaranteed that the sugarcane is comprehensively disinfected after being harvested, the harvesting efficiency is improved, the quality of the sugarcane is improved, the economic value of the sugarcane is increased, the sustainable development law is followed, and no harm is caused to the environment and human health.

This invention provides a nano-light-purifying green intelligent aeroponic system and an integrated planting and breeding system, belonging to the field of aeroponic device technology. It includes a cultivation module, a nutrient solution circulation supply module, an ultrasonic atomization module, an AMF microbial agent processing module, an auxiliary adjustment module, a harvesting module, a control and monitoring module, and a solar power supply module. The cultivation module provides suitable growing space for crops; the nutrient solution circulation supply module circulates the nutrient solution needed for crop growth on the cultivation module. The nano-light-purifying green intelligent aeroponic system of this invention features a cultivation rack with a sloping three-dimensional triangular or trapezoidal structure, which is simple to manufacture and has low labor and cost. The nutrient solution circulation supply module is installed under the cultivation rack to collect and recycle the nutrient solution after supply, achieving recycling and improving the utilization rate of the nutrient solution. Furthermore, the integrated planting and breeding system integrates planting, harvesting, and breeding, improving agricultural production efficiency.

This utility model discloses a fishing device for fish identification, belonging to the technical field of fishing devices. It includes an L-shaped main board with a fishing mechanism inside. The fishing mechanism includes an electric push rod embedded in the inner left wall of the L-shaped main board. A fishing frame is fixedly installed at the telescopic end of the electric push rod. A fish inlet corresponding to the fishing frame is fixedly installed on the inner rear wall of the L-shaped main board, and a fish storage cage is installed to the right of the fish inlet. Through the fishing mechanism, this utility model can dynamically capture and identify fish using a visual sensor. The electric push rod is controlled by a controller, causing the fishing frame to move to the right, trapping the fish inside. Then, the rightward movement of a push plate pushes the fish through the fish inlet and the fish-blocking plate into the fish storage cage. This process repeats, achieving automatic fishing. The principle is simple while improving the fishing yield.

The embodiment of the invention relates to the technical field of agricultural planting, in particular to an illumination intensity adjusting method, greenhouse control equipment and a storage medium, the greenhouse control equipment is in communication connection with illumination equipment, and reference illumination intensity suitable for crop growth is calculated according to the growth stage and growth data of crops; therefore, the illumination equipment is controlled to work at the power corresponding to the reference illumination intensity, so that the illumination intensity of the crop planting greenhouse is taken as the reference illumination intensity, the illumination intensity suitable for each growth stage is provided for crops, the crop growth and fruiting conditions are improved, the crop yield is improved, and the economic benefits of the crops are improved.