46 results about "Plant stalk" patented technology

A method for visually identifying crop rows includes acquiring imagery from at least one imaging device operatively connected to an agricultural vehicle while the agricultural vehicle is traversing a field, the imagery includes plants arranged in rows, processing the imagery at a computing device to preserve spatial information along a first dimension while reducing data complexity along a second dimension to generate processed data, analyzing the processed data to identify locations of the rows within the field. The method may include dividing the imagery into multiple sections along a direction of travel of the agricultural vehicle and for each section, performing statistical analysis to generate a one-dimensional intensity profile, applying an edge detection operation to identify predominantly vertical features within the imagery and filtering out predominantly horizontal features to isolate plant stalks, and / or identifying spatial relationships between neighboring rows and using the spatial relationships to validate row identification.

The invention relates to pichia pastoris engineering bacteria and a preparation method thereof, and a method for producing cellooligosaccharide / disaccharide by using corn straws or wheat straws, and belongs to the technical field of genetic engineering. A cellulose incision enzyme gene and a cellulose excision enzyme gene are transferred into pichia pastoris engineering bacteria. The preparation method comprises the following steps: respectively inserting a cellulose incision enzyme gene and a cellulose excision enzyme gene into plasmids to construct expression vectors; transferring the expression vector into a competent cell of pichia pastoris GS115; and screening and identifying to obtain successfully transformed pichia pastoris engineering bacteria. According to the present invention, the pichia pastoris heterologous expression cellulose incision enzyme and cellulose excision enzyme are adopted to construct the pichia pastoris engineering strain capable of degrading the plant straw into the cellooligosaccharide / disaccharide, such that the reliable chassis strain is provided for the production of the starch from the cellulose;

A method for determining cross track error, comprising calibrating a stalk sensor with two or more set points, detecting plant stalks by the stalk sensor, measuring a stalk angle for each plant stalk, and measuring presence and amount of cross track error based on the stalk angle.

A mowing and intake device (14-21) for a machine (10) for mowing stalk-like crops, which is equipped with a frame (12) movable in a forward direction (V) over a field, wherein: the mowing and intake device (14-21) is equipped with a lower cutting disc (24) and conveying discs (28) arranged above it, with recesses (26) distributed around their circumference for receiving plant stems, and the cutting disc (24) and the conveying discs (28) are rotatably supported on a gearbox housing (44) about a common axis of rotation, one or more dividing tips (32) located upstream of the mowing and intake device (14-21) are attached to a bracket (46) which is connected by screw connections in a positionally adjustable manner to a console (48) which in turn is attached to the frame (12), and the holder (46) is only positionally adjustable relative to the console (48) about the axis of rotation of the cutting disc (24) and conveyor discs (28).

The application discloses a method for rapidly preparing carboxymethyl cellulose from corn stalks, and belongs to the technical field of comprehensive utilization of plant stalks and green separation engineering. In the method, ionic liquid is used as an extraction solvent, and microwave-assisted treatment is combined in the stage of separating the cellulose components of corn stalks, so that the cellulose components of corn stalks can be rapidly extracted and separated. In the stage of alkali treatment and etherification of the cellulose, ultrasonic-assisted treatment is combined, and carboxymethyl cellulose can be efficiently prepared through the reaction processes such as alkali treatment and etherification of the cellulose. The strategy of coupling three kinds of technologies can obtain carboxymethyl cellulose with a higher yield and a higher degree of substitution than that obtained by using a single technology. Compared with the traditional hydrothermal method or enzymatic method with high energy consumption and long time consumption, the whole process is simple in operation, fast in separation speed, stable in performance, green in environment protection (the ionic liquid can be recycled), and the like, and therefore, the method has important significance for realizing effective separation and comprehensive utilization of corn stalk components.

An apparatus and method are provided for processing plant material to remove leaves from a plant stalk, comprising a guide means (30) configured to guide movement of the plant material relative to a plurality of rollers (10), the plurality of rollers comprising one or more counter-rotating rollers (11) for pulling leaves away from a plant stalk.

The utility model provides a plant stalk cutter which comprises a box body and a base, a plurality of cutters distributed at equal intervals extend out of the bottom face of the box body, a long-strip-shaped cutting groove used for containing plant stalks to be cut is formed in the base, the shape of cutting edges of the cutters is matched with the shape of the cross section of the cutting groove, and the cutting edges of the cutters can be cut through the action that the box body is buckled on the base. The cutting device mainly comprises a box body and a base, the equidistant cutters are arranged on the box body, the cutting grooves matched with the cutters in shape are formed in the base, when the cutting device is used, the plant stalks to be cut are placed in the cutting grooves in the base, and the cutting operation is completed through the action that the box body and the base get close to each other until the box body and the base abut against each other. A plurality of stalk sections with the same length can be obtained through one-time action, the cutting operation mode is simple and efficient, the flatness of a notch can be well guaranteed, and the technical problems that an existing plant stalk experiment material preparation procedure is low in efficiency and poor in material flatness are effectively solved.

The application is suitable for the field of agricultural monitoring technology, and particularly relates to a corn whole life cycle monitoring method and system based on air-ground cooperation, which comprises the following steps: outputting inferred stalk diameter and top plane coordinates through a UAV; obtaining measured stalk diameter and base plane coordinates through a ground robot; constructing a first plant distribution matrix and a second plant distribution matrix; matching the first plant distribution matrix with the second plant distribution matrix; and according to the matching result, associating the top monitoring data collected by the UAV with the side monitoring data collected by the ground robot to the same corn plant. Through the matching based on the relative position relationship between the plant stalk diameter and the group, the application overcomes the data misplacement problem caused by the positioning drift of the UAV and the ground robot, does not need to rely on expensive high-precision positioning equipment, provides a reliable data basis for planting decisions such as variable rate fertilization and precision pesticide spraying, and improves the accuracy of corn precision management.

The utility model relates to the technical field of chains, and discloses a novel agricultural machinery seedling pulling chain which comprises a chain and a plurality of seedling pulling chain plates, the seedling pulling chain plates are approximately triangular, an included angle between a seedling pulling inclined plane of a seedling pulling arm and the advancing direction of the chain is 95-115 degrees, an included angle between a seedling back inclined plane of the seedling pulling arm and a vertical line of the advancing direction of the chain is 5-30 degrees, and the seedling pulling inclined plane of the seedling pulling arm and the vertical line of the advancing direction of the chain are triangular. The top of the seedling pulling chain plate is subjected to chamfering treatment, and the front side and the rear side of the bottom of the seedling pulling chain plate are each provided with two mounting openings. The obtuse angle design of the front edge of the slope of the seedling pulling chain plate enables plant stalks to naturally slide along the slope, initial contact impact is reduced, along with advancing of the chain, the rear section of the slope forms an effective pushing face, it is ensured that crops enter a harvesting area in order, the top of the seedling pulling chain plate is chamfered, and resistance and friction force with coming seedlings are reduced during seedling pulling. Therefore, the seedling pulling efficiency and quality are improved.

The present invention discloses a method for resource utilization of sediment based on ecological building blocks. The preparation steps are as follows: Step 1: solidify the sediment as the first layer, specifically by crushing plant straw and spreading it on the bottom, then spreading sediment of different moisture contents on the plant straw, and finally thoroughly mixing the spread sediment with the lower layer of plant straw to obtain solidified sediment; Step 2: compact ordinary clay as the second layer; Step 3: lay a layer of gravel as the third layer; Step 4: lay a layer of planting soil as the fourth layer. The present invention places the treated riverbed sediment into the ecological building blocks to achieve in-situ resource utilization of the sediment. The sediment does not need to be transported outside. The preparation method of the present invention can avoid secondary pollution of the sediment, reduce the cost of sediment treatment, and has good economic benefits.

A method for determining cross track error, comprising calibrating a stalk sensor with two or more set points, detecting plant stalks by the stalk sensor, measuring a stalk angle for each plant stalk, and measuring presence and amount of cross track error based on the stalk angle.

The invention relates to the technical field of plant auxiliary growth, in particular to an adjustable restraining device for directional bending growth of plant stalks. According to the specific technical scheme, the adjustable restraining device for directional bending growth of the plant stalks comprises a positioning plate, an up-down adjustable fixing cone is arranged at the bottom of the positioning plate, a movable plate is rotationally arranged above the positioning plate, an adjuster capable of moving up and down is arranged on the movable plate, the adjuster comprises a U-shaped seat, and the U-shaped seat is provided with a U-shaped groove. Transverse adjustable limiting pads are correspondingly arranged on the two sides of the U-shaped seat, the limiting pads are in an arc shape, the concave faces of the limiting pads are correspondingly arranged, a first screw rod is rotationally arranged at the center of the convex face of each limiting pad, and the first screw rods penetrate through the side wall of the U-shaped seat and are in threaded connection with the side wall of the U-shaped seat. The technical problems that in the prior art, stalks are prone to damage, angle control is not accurate, height adjusting flexibility is poor, large-scale operation efficiency is low, and gradual shaping cannot be achieved are solved.

The invention belongs to the technical field of mycelium culture, and particularly relates to a high-water-content mycelium culture medium and a preparation method thereof. In order to solve the technical problems that an existing mycelium culture medium is low in moisture content, cultured mycelia are nonuniform in growth and are easily infected with infectious microbes, the method comprises the following steps: directionally removing lignin from plant straw particles by adopting an alkali treatment method, a hydrogen peroxide method or a sodium chlorite method, and exposing cellulose active sites at the same time; the water absorption and retention performance of the matrix is fundamentally improved, the stable pore structure is maintained, and the cooperation of high water content and sufficient oxygen channels is realized; meanwhile, depending on the optimized matrix microenvironment, the germination rate and growth height of the mycelium are greatly increased, the growth speed is increased, uniform planting of the mycelium is guaranteed, the infectious microbe infection rate is remarkably reduced, the growth rate and biomass distribution uniformity of the mycelium are finally achieved, and large-scale and high-quality development of the mycelium industry is promoted.

The invention discloses a sand vegetation ecological restoration device, which relates to the technical field of sand fixation treatment, and comprises a fixed body and an embedded assembly, the fixing body is composed of a first arc-shaped plate and a first connecting plate. The first arc-shaped plate is provided with a clamping assembly used for fixing plant stalks to the inner side of the first arc-shaped plate. One end of the first connecting plate is fixedly connected with the outer side wall of the first arc-shaped plate, the other end of the first connecting plate extends outwards, a vertically-penetrating through hole is formed in the plate, and the hole axis is parallel to the inner side axis of the first arc-shaped plate; the embedded assembly comprises a first hollow column casing, a second hollow column casing and a telescopic column rod; the first hollow column casing is fixedly arranged in the through hole; the second hollow cylinder is vertically and slidably arranged in the first hollow cylinder, and the lower end of the second hollow cylinder can extend out; the telescopic column rod is vertically arranged in the second hollow column casing in a sliding manner; a plurality of extending holes are formed in the side wall of the lower end of the second hollow column casing; the lower end of the telescopic column moves downwards to push the inner end of the telescopic piece, so that the outer end of the telescopic piece protrudes out of the outer side wall of the second hollow column casing. Installation and use are easy and convenient, and the plant sand stabilization efficiency is improved.

The present invention provides a method for ecological restoration of moss crusts in dry and hot river valleys using slag as the main material. The ecological restoration substrate includes the following components: slag, planting soil, plant straw, a water-retaining agent, a fertilizer-retaining agent, a structural modifier, a growth promoter, and moss powder. The present invention utilizes slag as the main material to effectively convert construction waste into resources for ecological restoration, reducing environmental pollution and resource waste. Admixtures such as water-retaining agents improve the physical structure of the soil, increase soil aeration and drainage, promote the growth of moss roots, and promote ecological restoration and increased biodiversity. The formation of moss crusts can improve the local microclimate, increase soil moisture, and promote the growth of other plants. The physical properties of slag combined with moss growth can help moss survive better in drought conditions, enhance its adaptability to dry and hot environments, effectively prevent soil wind erosion, and protect soil resources.

The invention relates to a wetland growing season vegetation lodging-resistant device and lodging-resistant fence system.The wetland growing season vegetation lodging-resistant device comprises a base, a machine shell is arranged on the top face of the base, a winding roller is arranged in the machine shell, the bottom face of the winding roller is rotationally connected with the machine shell through a torsional spring, a supporting belt is wound around the winding roller, and an opening is formed in the outer wall of one side of the machine shell; one end of the supporting belt is connected with the winding roller, and the other end penetrates through the opening and is positioned outside the shell; a locking part and an adjusting part are further arranged on the machine shell. Compared with the prior art that stalks of plants are rigidly supported directly through a supporting rod, and the stalks are prone to being damaged or broken due to stress concentration, the device can automatically switch working modes according to the magnitude of wind power, static support is provided for the plants in a normal state, the support is allowed to be bent to a certain extent in the face of strong wind, and the stability of the plants is improved. Therefore, the reeds are allowed to incline to a certain degree, stress acting on supporting points of the plant stalks is buffered, and the plant stalks are not prone to being damaged by tying or broken.

An apparatus and method are provided for processing plant material to remove leaves from a plant stalk, comprising a guide means (30) configured to guide movement of the plant material relative to a plurality of rollers (10), the plurality of rollers comprising one or more counter-rotating rollers (11) for pulling leaves away from a plant stalk.

This invention relates to the field of ecological restoration technology, and more particularly to a method for improving saline-alkali soil using pond mud coupled with plant straw. The invention provides a pond mud coupled with plant straw, comprising the following components in parts by weight: 100-200 parts pond mud, 20-40 parts straw, 2-6 parts humic acid, 1-5 parts compound microbial agent, and 20-40 parts water. Preparing the above components into pond mud-plant straw can effectively improve saline-alkali soil, reducing its salt content, pH, and bulk density, while increasing its organic matter content and total porosity. This provides a basis for the safe and pollution-free improvement of saline-alkali land.

The invention relates to the technical field of intelligent agricultural equipment, in particular to a corn plant side branch and adjacent plant intelligent accurate cutting device and a cutting method thereof.A clamping module achieves centering clamping of a target corn stem in the clamping jaw closing process and establishes a stable operation reference; the fan-shaped unfolding and expanding module is used for forming a guide frame around a main stem and guiding corn leaves, lateral branches or adjacent corn plants to avoid in a non-rigid contact manner, so that a safe operation space for annular cutting is constructed; and the annular cutting module realizes bypassing cutting of corn lateral branches or adjacent corn plant stalks, and can dynamically adjust the cutting radius. A stable operation reference and a main stem protection area are established around a target corn plant, the safe, accurate and high-adaptability operation effect is achieved in combination with variable-radius annular bypassing cutting, and the device is suitable for automatic lateral branch treatment and thinning operation under the corn close planting condition and can be integrated with a mechanical arm or a movable platform for application.

The invention belongs to the technical field of plant heredity and genetic engineering, and particularly relates to a Chinese cabbage bolting-resistant gene BraDREB1D and application thereof. Specifically, a low-temperature-resistant key transcription factor BraDREB1D (BraA10g010540.3 C) induced by low temperature is found through combination of a yeast stress library screening technology and transcriptome analysis, belongs to an AP2 type transcription factor, and has a relatively close genetic relationship with arabidopsis thaliana CBF4 / DREB1D in evolution, so that the key transcription factor is named as BraDREB1D. Experiments prove that the key transcription factor can effectively improve the cold resistance of plants, and the application of the key transcription factor BraDREB1D in the field of plant growth. Therefore, the method can be used for improving the quality and yield of plants (such as Chinese cabbages). Meanwhile, the BraDREB1D is used as the marker, so that the performance of plant germplasm, especially the germplasm performance of Chinese cabbage, can be identified, and therefore, the BraDREB1D has a good practical application value.

The invention provides a sandwich composite wallboard produced by utilizing plant straws, which relates to the technical field of composite boards and comprises a plant straw biomass board, an inorganic panel without a veneer, an inorganic panel with a veneer, a paint surface, a steel U-shaped groove and a box body framework, the width of the steel U-shaped groove is equal to the thickness of the plant straw biomass plate, so that the plant straw biomass plate is matched with the steel U-shaped groove to form the plant straw constraint biomass plate with the steel U-shaped groove; an inorganic panel without a veneer and an inorganic panel with a veneer are arranged on the two sides of the plant straw constraint biomass plate in an attached mode respectively, and a primary sandwich composite wallboard is formed; a paint surface is arranged on the non-attached surface of the non-facing inorganic panel; the primary sandwich composite wallboards are placed on the box body framework, and the chamfered areas of the primary sandwich composite wallboards and the box body framework are sealed through weather-proof sealant to form the sandwich composite wallboards; one side face of the inorganic panel with the facing faces indoors, and the paint face faces outdoors.

The invention relates to the technical field of agricultural waste resource utilization and fertilizers, in particular to a high-alkalinity organic fertilizer and a preparation method and application thereof. The high-alkalinity organic fertilizer is prepared from the following raw materials in parts by weight: 28 to 32 parts of plant straws, 38 to 42 parts of fresh cow dung, 19 to 21 parts of mushroom residues, 9 to 11 parts of distillers' grains, 0.19 to 0.21 part of mineral substances and 0.09 to 0.11 part of a fermentation additive, the mineral substance comprises plant ash or shell powder, and the fermentation additive comprises potassium persulfate or sodium persulfate. The high-alkalinity organic fertilizer provided by the invention has multiple effects of increasing the pH value of soil, supplementing organic matters, activating the soil and the like, can be quickly decomposed, has comprehensive nutrients, is rich in active and beneficial microbial communities, can remarkably improve the micro-ecological environment of the soil, and effectively improves the stress resistance of crops and the quality of agricultural products.

The present application relates to a kind of soybean plant stalk related phenotypes automatic acquisition method based on deep learning, through eight steps, the deep learning and image processing technology are fused and used, for mature soybean whole plant image in combination with soybean plant morphological characteristics, through the deep learning training target detection model, stem node is identified, training semantic segmentation model extracts stem region, in combination with stem region extraction result optimization stem node detection result, again in combination with image binary processing, design multi-path planning algorithm is respectively realized stem node positioning, sequencing, counting and stem node spacing calculation to the main stem and branch of reconstruction, with maximum inscribed circle method obtains main stem and branch stem thick, realizes the automatic acquisition of mature soybean whole plant stem related phenotypes, provides mass phenotype data for breeder. Overcome the deficiency of present artificial and sensor detection method and image processing method to collect soybean whole plant phenotype data, with the characteristics of objective, accurate, automatic, high efficiency to obtain phenotype data.

The invention provides a method for preparing bio-organic fertilizer by fermenting plant straw, belonging to the technical field of organic fertilizers. The method comprises pre-treating the plant straw, preparing fermentation solid matter, preparing antibacterial active ingredients, preparing functional additives, and fermenting. In the fermentation, the pre-treated plant straw, the fermentation solid matter, and the functional additives are piled for fermentation, and the first turning of the pile is performed when the temperature in the pile reaches 52-56°C. The pile is turned once every 18-21 hours, and after two turnings, the turning is stopped and the pile is allowed to stand until the temperature in the pile drops to 30-34°C. Fulvic acid, diammonium phosphate, ammonium chloride, superphosphate, and magnesium sulfate are added, mixed evenly, and fermented again. The pile is turned once every 15-17 hours, and after two turnings, the fermentation is terminated. The bio-organic fertilizer is granulated and dried to obtain the bio-organic fertilizer. The bio-organic fertilizer obtained by the method of the invention has low harmful pathogen content, short fermentation cycle, stable efficacy, and excellent application effect.

The utility model discloses an anti-lodging fixing device for green plants, which relates to the technical field of anti-lodging of green plants and comprises a first fixing edge and a second fixing edge, one side of the second fixing edge is fixedly connected with a connecting frame, one side of the second fixing edge is provided with a connecting groove, and a rotating shaft is fixedly connected in the connecting groove. The connecting frame is rotationally connected with the rotating shaft, the surfaces of the first fixing edge and the second fixing edge are each provided with a plurality of sets of inwards-concave protruding parts, the other side of the first fixing edge and the other side of the second fixing edge are each provided with an opening, and the first fixing edge and the second fixing edge are arranged, so that plant stalks are put into the inwards-concave parts; the plant stalks are fixed through the inner concave parts, so that the plant stalks are kept stable, and lodging is prevented. When plants grow, stalks become thick, the locking nuts are unscrewed, the included angle between the first fixing edge and the second fixing edge becomes large, and plants with different diameters are fixed in an anti-lodging mode.

A plant stalk decorticator includes a pair of feed rollers arranged abutting one another along a substantially horizontal axis with a line of contact therebetween. A splitting wedge is positioned at least partially below the pair of feed rollers and aligned along a substantially vertical axis that is substantially centrally located in the line of contact between the pair of feed rollers, the splitting wedge is configured to split a plant stalk fed from the pair of feed rollers into two plant fiber bark sections. Symmetrical pairs of vertically stacked peeling rollers are positioned below the pair of feed rollers and laterally from either side of the substantially vertical axis. Each of the pairs of peeling rollers are configured to receive a respective one of the plant fiber bark sections from the splitting wedge and separate the plant fiber bark section from the respective other one of the plant fiber bark sections.

The present invention discloses a straw filler water purification device, comprising: a floating bed, an aeration device, a plant straw filler container and a power supply device; the plant straw filler container is used to accommodate plant straw filler, the plant straw filler container is connected to the aeration device and surrounds the aeration device; the floating bed is connected to the plant straw filler container, the plant straw filler container and the aeration device are located below the floating bed, the floating bed is connected to the power supply device, and the power supply device is located above the floating bed; the plant straw filler is a composite pressed sheet filler of rice straw and reed straw, which prolongs the retention time of oxygen-containing bubbles in the second plant straw filler container and the first plant straw filler container, fully utilizes the combined effect of oxygen-containing bubbles ejected by the aeration device and the plant straw filler, utilizes waste resources, provides a high-quality carbon source, provides a carrier for the formation and attachment of aerobic microbial films, and improves water treatment effects.

The invention discloses an apocynum venetum pelletized seed coating structure and application thereof, belongs to the field of apocynum venetum breeding, and aims to solve the problem that mechanical seeding operation of pelletized apocynum venetum seeds is difficult to realize due to limitation of geographical conditions in high mountain areas such as Xinjiang. The invention relates to an apocynum venetum seed pellet which comprises a paper coated shell, hollow plant straw and a plurality of pelletized apocynum venetum seeds, the paper coated shell is spherical, the pelletized apocynum venetum seeds are located at the inner bottom of the paper coated shell, and the remaining space in the paper coated shell is filled with the hollow plant straw. By adopting the application, a planter can carry out loading in the form of a backpack, and the apocynum venetum pelletized seed coating structure can be put into a to-be-repaired region through the slingshot in the to-be-repaired mountainous area, which cannot be realized by the existing pure pelletized apocynum venetum seeds. In addition, a plurality of apocynum venetum pelletized seed coating structures are manually put into a to-be-repaired region, so that the formation of block-connected apocynum venetum populations is facilitated.

The invention discloses a method for removing greasy dirt by using plant straw containing cellulose and chitin, and belongs to the technical field of cleaning and decontamination, and the method comprises the following steps: cleaning, drying and crushing the plant straw and animal carapace to obtain a granular mixture; placing the granular mixture in a drying device for high-temperature treatment to obtain a dry material; adding an alkaline additive into the dry material according to the mass ratio of 1: (50-100), and fully and uniformly mixing to obtain a deoiling additive; and the oil removing additive is added into the to-be-cleaned substance containing the oil stains to remove the oil stains. The oil stain removal method has the advantages of pure physics, rapidness, high efficiency, simplicity, convenience and the like, and solves the problems of water resource waste and pollution; meanwhile, resource utilization of animals and plants of cellulose and chitin is realized.

The invention is suitable for the technical field of agricultural monitoring, and particularly relates to a corn full life cycle monitoring method and system based on air-ground cooperation, and the method comprises the steps: deducing the diameter of a stalk and the plane coordinates of the top through the output of an unmanned aerial vehicle; the actually-measured stalk diameter and the base plane coordinates of the stalk diameter are obtained through the ground robot; constructing a first plant distribution matrix and a second plant distribution matrix; matching the first plant distribution matrix with the second plant distribution matrix; and according to a matching result, associating the top monitoring data acquired by the unmanned aerial vehicle and the side monitoring data acquired by the ground robot to the same corn plant. According to the method, the problem of data dislocation caused by positioning drifting of the unmanned aerial vehicle and the ground robot is solved based on matching of the relative position relation of the plant stalk diameter and the group, expensive high-precision positioning equipment does not need to be relied on, a reliable data basis is provided for planting decisions such as variable fertilization and precise pesticide spraying, and the method is suitable for large-scale popularization and application. And the accuracy of accurate corn management is improved.