32 results about "Field corn" patented technology

A composition comprising an effective amount of GA4 / 7 (gibberellin 4 and gibberellin 7) or GA3 (gibberellic acid) and 6BA (benzyladenine) is used as a seed treatment on sweet and field corn (Zea mays) to accelerate plant establishment and to promote low temperature germination and emergence.

The invention relates to a field corn stalk in-situ silage quantitative-block processing and production device, and belongs to the technical field of feed science. The device is composed of a gathering jaw (1), a cutting machine (2), an adjustable supporting wheel (3), a supporting frame (4), a crushing treatment machine (5), a stalk collecting rod (6), a supporting wheel (7), an eject-falling block (9), a machine connecting ring (10) and a cutting rack (11), and characterized in that an arc-shaped base of the gathering jaw (1) is provided with a blade of the cutting machine (2), corn stalks are gathered to the blade of the cutting machine (2) by using the gathering jaw (1), and are cut off by the blade, then under the action of the stalk collecting rod (6), the corn stalks are pushed to astalk swallowing port (39) and subjected to bag filling, compaction, sealing and other treatments in the crushing treatment machine (5) to form block-shaped mixed material blocks, placement is conducted, with the help of fermentation of lactic acid bacteria, silage blocks are produced, and the purpose of immediate treatment and immediate processing is achieved. The device is simple in production,high in operability, low in cost and obvious in effect.

The invention discloses an automatic detection method of corn tassel traits. The method comprises the following steps: performing target detection on an acquired farmland corn bottom view image at first to generate a tassel candidate frame to acquire a tassel potential area; subsequently, performing feature description and target detection on the tassel by utilizing a multi-view image characteristic and a Fisher vector coding method so as to confirm an affiliated area of the tassel; further completing the segmentation on tassel fine forms by utilizing semantic segmentation based on a detection result; finally establishing a mapping relation of the image characteristic and seven biomasses, such as length trait, width trait, perimeter trait, diameter trait, tassel color trait, branch quantity trait and total tassel quantity trait which have the physical significance. According to the method, the growth state of the corn tassel can be continuously monitored in real time, so that the detection result is high in correction rate, and the method has the great significance in corn reproductive growth research, corn genomics and genetics research and yield estimation.

This invention relates to yellow field corn inbreds and hybrids. More specifically, the invention relates to methods of producing inbreds and hybrid plants and to methods of producing corn seed which restricts the amount of foreign pollen cross pollination.

The invention discloses a test field corn dibbler. The test field corn dibbler comprises a corn dibbler support, a rotating shaft, a plurality of seeding trays, seeding tray supports and a funnel. Gears are installed on the rotating shaft, the seeding trays are installed on the corn dibbler support through the seeding tray supports, and the rotating shaft can drive the seeding trays to rotate through the gears to achieve seeding; the seeding tray supports are installed on the corn dibbler support, and position adjustment can be conducted on the seeding tray supports on the corn dibbler support. The test field corn dibbler is simple in structure, convenient to operate and capable of meeting different plant spacing requirements and achieving the precise seeding function.

The invention relates to a cultivation method of corn with stubbles and covering crops, in particular to a cultivation method of the corn and the covering crops. The method solves the problems that in arid and semi-arid cold areas, normal growth of the corn cannot be guaranteed with an existing corn and covering crop cultivation method and the biological yield of the covering crops is low. The method comprises the following steps: 1, harvesting field corn and reserving the stubbles; 2, conducting sowing in spring of the next year; and 3, carrying out field management. According to the invention, the growth time of the covering crops is prolonged, so that the biological yield of the covering crops is increased; and the corn stubbles and residual bodies of the covering crops are returned to the field, the organic matter content of soil can be increased, and the soil is protected. The method is particularly suitable for being applied to the arid and semi-arid cold areas, normal growth of the corn is fully guaranteed, meanwhile, the growth period of the covering crops is prolonged, and the biological yield of the covering crops is increased. According to the method, the original corn stubbles are reserved in the field, so that the soil disturbance is small, and the soil moisture conservation effect is achieved in spring.

The invention relates to a control method used for a self-propelled thermal atomizing machine and solves the problem that manpower is needed for on-site operation during working of a thermal atomizing machine in the prior art. The control method includes that the self-propelled thermal atomizing machine controls sending of instructions, a handle is operated and controlled to send a thermal atomizing machine control instruction to a main controller, and the main controller sends the thermal atomizing machine control instruction out from a data antenna A; the thermal atomizing machine control instruction is executed, a data antenna B receives the thermal atomizing machine control instruction sent out by the data antenna A and transmits the same to an auxiliary controller, the auxiliary controller analyzes the thermal atomizing machine control instruction and then sends the same to a relay control module, and the relay control module controls an electromagnetic valve A, an electromagnetic valve B and an electromagnetic valve C according to the instruction. By the control method, manpower does not need to go into the fields for working, so that damage to human bodies due to thermal atomizing work is reduced; the control method is suitable for disease and pest control of field corn, so that labor intensity is lowered, pesticide applying efficiency and control effect are improved, and pollution is reduced.

The present invention can provide a method having superior safety for protecting field corn from damage by a plant pathogen. The method includes a step of applying mefentrifluconazole to foliage of field corn, seeds of field corn or a soil of the cultivation area of field corn, wherein the application rate of mefentrifluconazole is 20 to 500 g per hectare of cultivation area.

The invention relates to a mixing compound fertilizer special for corn capable of slowly releasing urea formaldehyde. The mixing compound fertilizer comprises the following components in parts by weight: 160-220 parts of urea formaldehyde fertilizer, 180-250 parts of common urea, 250-450 parts of calcium superphosphate, 200-350 parts of potassium sulfate fertilizer, 50-100 parts of magnesium sulfate fertilizer, 2-3 parts of zinc sulfate fertilizer and 2-3 parts of borax fertilizer. In the mixing compound fertilizer, the urea formaldehyde nitrogen is 40%-50% of the total nitrogen application rate; once the fertilizer is applied as a base fertilizer, no topdressing is required in the whole growth period of the corn; according to the invention, the urea formaldehyde fertilizer is reasonably mixed with the common urea; the phosphorous content can be reduced and the potassium content can be increased obviously according to the growth season and fertilizer requiring characteristics of the corn; the requirements for the three nutrient elements, namely, nitrogen, phosphorus and potassium, all the medium elements, namely, calcium, magnesium and sulfur, and the microelements, namely, zinc and boron, which are required by the growth and development of the medium / high-fertility field corn crops can be met; the mixing compound fertilizer has a topdressing-free characteristic and is capable of increasing the economic benefit and saving manpower; compared with the present enveloping controlled-release fertilizer, the mixing compound fertilizer has the advantage that no plastic film residue is remained in the soil.

The invention belongs to the field of agricultural machinery, and especially relates to a gap adaptive vertical snapping roll device. The gap adaptive vertical snapping roll device comprises a mounting frame and two groups of clamping devices arranged on the mounting frame, wherein the two groups of clamping devices rotate in opposite directions; each clamping device comprises a fixed roller device, an adjustment roller device and an adjustment component; one end of the fixed roller device is rotatably arranged on the mounting frame, and the other end thereof is movably connected with the adjustment roller device; the other end of the adjustment roller device is connected with the adjustment component; and the adjustment component is fixed on the mounting frame. According to different thicknesses of corn stalks in the field, the reactive force of the stalks to a snapping roll acts on the adjustment component, so that the adaptive process of the corn stalks in a snapping roll gap can berealized. The congestion problem caused by the retention of the corn stalks because the pressing force between the corn stalks and the snapping roll is too small during the ear-snapping process can be effectively avoided, and a corn stalk snap phenomenon occurring in the ear-snapping process because the pressing force between the corn stalks and the snapping roll is too large is also avoided.

The invention relates to a system and a method for measuring the geometric size of corn cobs in a field. The measuring system comprises a multi-camera probe array, a connecting piece, an unmanned aerial vehicle and a camera remote controller, wherein the multi-camera probe array is connected with the unmanned aerial vehicle through the connecting piece; the unmanned aerial vehicle is used for adjusting the shooting position of the multi-camera probe array; the multi-camera probe array comprises a plurality of cameras which are linearly arranged at intervals; and the camera remote controller isin wireless connection with a plurality of the cameras, and a plurality of the cameras are used for synchronously acquiring images of corn cobs to be tested under remote control of the camera remotecontroller. The system adopts the principle of computer vision based on the plane design of the unmanned aerial vehicle, images the corn cobs once through the multi-camera array and constructs a high-precision three-dimensional model of the corn cobs in the field to efficiently and accurately measure the geometric size of the corn cobs in the field.

The embodiment of the invention provides a seed production field prediction processing method and device, a storage medium and an electronic device. The method comprises the following steps: determining a feature weight of signaling position data of a to-be-identified field; obtaining a target feature variable related to seed field identification according to the feature weight of the to-be-identified signaling position data; and inputting the target characteristic variable into a pre-trained target identification model, performing seed production field prediction, and obtaining a prediction result of the to-be-identified field parcel, thereby solving the problem that in related technologies, when the seed production field is identified through a remote sensing image, identification needs to be performed manually according to a stripe image different from field corn presented in a seed production corn field, and the identification efficiency is high. The method solves the problems that the existing seed production field identification method needs large-scale manual image identification and cannot identify non-stripe-shaped sowing, can be applied to large-scale and accurate seed production field identification, can complete seed production field identification without manual participation, and achieves the effect of reducing the labor cost.

The invention discloses a portable field corn test instrument. The instrument comprises an objective table, a first image acquisition device, a second image acquisition device and a control mainboard,the objective table is used for bearing corn ears; the first image acquisition device is positioned below the objective table and is used for acquiring a side image of the corn ear; the second imageacquisition device is located beside the objective table, and the second image acquisition device is used for acquiring a tail end image of the corn ear; and the control mainboard is used for determining corn ear phenotypic character data according to the side images and the tail end images. According to the portable field corn seed test instrument, the corn ear phenotypic character data can be quickly acquired by adopting a machine vision technology without rotating corn to shoot and splice a plurality of side surface images, and the portable field corn test instrument has the advantages of labor saving and high efficiency, is light, small and exquisite, is convenient to carry, is compact in structure, is convenient for an operator to operate and carry with one hand, and can smoothly complete corn test work in fields.

The present invention can provide a method having superior safety for protecting field corn from damage by a plant pathogen. The method includes a step of applying mefentrifluconazole to foliage of field corn, seeds of field corn or a soil of the cultivation area of field corn, wherein the application rate of mefentrifluconazole is 20 to 500 g per hectare of cultivation area.

The present invention can provide a method having superior crop selectivity for weed control in a cultivation area of field corn. The method includes a step of applying trifludimoxazin in a cultivation area of field corn.

The invention relates to a corn ear stalk and harvesting table of the corn harvesting roller type, ear breaking, stalk collecting, stalk cutting and stubble returning to the field, which belongs to the technical field of corn harvesting machinery and machinery, and includes an integrated device for pulling stalks and ear breaking, an ear collecting device, and a stalk collection device. Device, stubble cutting and returning device, frame, the header adopts modular design, and each group is an independent unit, which can form a series of corn harvesters with different numbers of harvesting rows; At the forefront of the plant, carry out operations such as lifting, feeding, cutting, and ear breaking; the ear collection device is set under the integrated device for pulling stems and ear breaking in the Fuhe, which is convenient for the collection and transportation of the ears; the stalk collection device is installed in the Fuhe The upper part of the integrated device for pulling stems and breaking ears is used to recycle the upper part of corn stalks; the device for returning corn stalks to the field is placed on the lower part of the rear, which is used for chopping corn stubble and returning the lower part of the corn stalks to the field.

The invention discloses an automatic detection method for corn tassel traits. The method firstly performs target detection on the collected field corn bottom view images, generates tassel candidate frames to obtain tassel potential areas, and then uses multi-view image features And the Fisher vector encoding method is used to describe the characteristics of the tassel and detect the target, so as to confirm the area to which the tassel belongs. At the same time, on the basis of the detection results, the semantic segmentation is used to further complete the segmentation of the fine shape of the tassel, and finally the image feature is established. The mapping relationship between the length trait, the width trait, the girth trait, the diameter trait, the ear color trait, the branch number trait and the total ear number trait, which has seven physical meanings. The method of the invention can continuously monitor the growth state of corn tassels in real time, has high accuracy of detection results, and has important significance for research on reproductive growth of corn, research on corn genetics and genetics, and yield estimation.

The invention is suitable for the field of image processing and artificial intelligence, and provides a farming robot-oriented field corn plant contour extraction method and system, and the method comprises the steps: obtaining a leaf part image and a root part image of a corn plant in an original image of the corn plant; respectively carrying out denoising processing on the leaf part image and the root part image; extracting blade feature points and root feature points by using a Forstner algorithm, and describing information of the blade feature points and the root feature points by using a Brief algorithm; splicing the denoised leaf part image and the denoised root part image according to the information of the leaf feature points and the root feature points, and determining a spliced image of the corn plant; and extracting the corn plant contour in the spliced image. According to the scheme, the leaf part image and the root part image of the corn plant are processed separately, then the contour is extracted after splicing, contour loss caused by color inconsistency is avoided, and the integrity of the contour of the corn plant is guaranteed.

The invention belongs to the technical field of pest biological control equipment, and particularly relates to a device and method for stabilizing the number of Trichogramma ostriniae in a field. Theinvention aims to reduce the release cost of Trichogramma, stably raise the population level of Trichogramma in a corn field, continuously reduce the population number of Trichogramma ostriniae in thefield, and finally improve the control effect of Trichogramma. The device comprises a wasp storage device, a connecting ring, a top cover and a control device. The device disclosed by the invention has the advantages that the structure is simple, the releasing cost of Trichogramma can be reduced, the population level of the Trichogramma ostriniae is stably raised, the field population quantity ofthe Trichogramma ostriniae is continuously reduced, and the control effect of the Trichogramma ostriniae is finally improved; the device can maintain the basic quantity of Trichogramma ostriniae in the field for long time, and reduce the hazard level of Trichogramma ostriniae, thereby reducing the number of releases of Trichogramma ostriniae, reducing the prevention and treatment cost and greatlyimproving the efficiency of biological control.

A field corn planting early-phase herbicide is prepared from the following components in parts by weight: 35-45 parts of acetochlor, 35-45 parts of atrazine, 15-19 parts of agastache rugosus, 6-9 parts of mangnolia officinalis, 15-18 parts of fried fructus aurantii, 12-14 parts of amomum cardamomum, 5-7 parts of semen trichosanthis, 9-14 parts of peach kernel, 30-50 parts of momordica grosvenori, 50-60 parts of vinegar, 50-60 parts of peanut, 50-60 parts of malt, 1000-1200 parts of green tea, 70-80 parts of orange juice, 50-70 parts of tomato juice, 5-10 parts of radix polygonati officinalis, 200-220 parts of soybean, 50-56 parts of straw, 10-15 parts of plant ash, 10-20 parts of sugar mill filter mud, 1-2 parts of probiotics, 10-15 parts of diafenthiuron, 10-15 parts of methomyl, 10-15 parts of pyridaben and 10-15 parts of Maibaosu. The field corn planting early-phase herbicide and a preparation method thereof has the beneficial effects that the herbicide prepared by the method is specially used for removing weeds in the early phase of field corn, the corn growing trend is not affected, and after being dissolved in water, the herbicide permeates underground and can realize nutrition supply to the corn in the early phase; plant diseases and insect pests are reduced by the method, high quality and high yield are achieved, and the yield of the corn is greatly increased; the corn produced by the method is full in grain, rich in nutrition, and suitable for being popularized.

A device for processing and manufacturing quantitative blocks of in-situ silage silage from field corn stalks belongs to the technical field of feed science, and consists of a gathering claw (1), a cutting machine (2), a support wheel (3), a support frame (4), and a crushing processor (5 ), a stalk collecting rod (6), a support wheel (7), a top falling block (9), an on-line ring (10), and a cutting frame (11). With the blade of the cutting machine (2), the corn stalks are gathered to the blade of the cutting machine (2) by using the gathering claw (1), and are cut off by the blade, and then the corn stalks are pushed under the action of the stalk collecting rod (6). After reaching the stalk swallowing port (39), it is processed in the pulverizing processor (5) by bag filling, compaction, sealing, etc., to form block-shaped mixture blocks, and then placed, and fermented by lactic acid bacteria to make silage blocks. To achieve the purpose of real-time processing and real-time processing. The device is simple in manufacture, strong in operability, low in cost and obvious in effect.

The invention provides an anti-lodging system for corn in a plot breeding test field, which includes several backing boards, restraint belts, sliding connectors, linkage boards and fixed rods. The chute provided by the closed end, and a plurality of pairs of connecting units arranged at intervals, a number of binding belts corresponding to the connecting units, at least one sliding connecting piece is arranged on each backing plate, and the sliding connecting piece One end can slide along the chute, and the other end is configured with a series connection hole. The linkage plate can connect the sliding connectors at the same position on each backing plate through the series connection hole. One, and detachably connected with the linkage plate. The anti-lodging system for corn in a plot breeding test field of the invention can minimize or even avoid the lodging of corn, and can advantageously ensure the normal completion of a breeding test.

The invention provides a pesticide application integrated machine special for a corn and peanut intercropping mode. A walking part comprises a machine frame, walking wheels, a diesel engine and electric pesticide applying devices. A left vertical atomization frame and a right vertical atomization frame which are of the same structure and symmetrically arranged are fixed to the two sides of the machine frame respectively. The left vertical atomization frame is a deformable parallelogram-like mechanism. An n-shaped support is fixed to the left vertical atomization frame. A height-adjustable first atomization rod is fixed to the n-shaped support and is connected into the first electric pesticide applying device to spray first type of pesticide. Spray nozzles in the right vertical atomization frame spray the first type of pesticide. At least one spray nozzle is arranged on a second atomization rod in the horizontal state. The liquid inlet of the second atomization rod is connected into the second electric pesticide applying device through a rubber pipe to spray second type of pesticide. By means of the integrated machine, the whole-journey mechanical prevention and control of field corn and peanut pests and diseases are achieved, two types of prevention are achieved through one time of spraying, and time and labor are saved.

The invention discloses a method for removing impurity and maintaining purity in the field of Shandan 8806 corn hybrid. In the method, the corn inbred line L102 is selected as the female parent, and the corn inbred line K22 is used as the male parent, and the corn hybrid is produced by hybridization according to a conventional method. Shandan 8806; when the hybrid seedlings of maize Shandan 8806 develop to the stage of three-leaf and one-core to five-leaf and one-heart stage, combined with corn field weeding, the herbicide nicosulfuron or a mixed herbicide containing nicosulfuron is selected to control field weeds Spray with the stems and leaves of Shandan 8806 hybrid seedlings, remove the female parent inbred plants, and then carry out thinning and finalizing according to the seedling conditions in the field. This method also achieves the effect of removing impurities and maintaining the purity of the hybrid while weeding the corn field, ensuring the field purity of the corn hybrid Shandan 8806, and can also provide a simple, intuitive and accurate method for the corn hybrid Shandan 8806. purity test method.