212 results about "White cabbage" patented technology

The invention relates to the technical field of purification, in particular to Chinese cabbage moss allergy-free factor purification equipment which comprises an outer box, one side of the outer box is communicated with a feeding pipe, a self-cleaning filtering assembly capable of automatically scraping impurities attached to different side faces is arranged in the outer box, and the self-cleaning filtering assembly comprises a filtering cylinder rotationally connected with the side wall of the outer box; one side of the filter cartridge is communicated with a transverse pipe, the transverse pipe extends to the outside of the outer box, the feeding pipe penetrates through the transverse pipe, a scraping assembly is arranged in the filter cartridge, the scraping assembly is dragged to rise when the filter cartridge rotates and then slides down to conduct scraping, a driving assembly used for driving the transverse pipe and the filter cartridge to rotate is arranged on the outer box, and the scraping assembly comprises an arc-shaped plate in sliding connection with the inner wall of the filter cartridge; and a plurality of sliding plates are fixedly connected between the two arc-shaped plates. The technical problems that particles in Chinese cabbage moss juice of existing purification equipment are prone to blocking a filter screen, the amount of blocked Chinese cabbage moss particles is large, the cleaning difficulty is increased, and the process of cleaning the filter screen is time-consuming and labor-consuming are solved.

The utility model provides a novel Chinese cabbage digging trolley. The novel Chinese cabbage digging trolley comprises a frame, a driving unit, a transmission mechanism, a digging mechanism and a collecting device. The frame is made of aluminum profiles and steel materials, and the front end of the frame is provided with an open groove for containing the excavating mechanism. The digging mechanism forms a double-crank structure through cooperation of a first rotary disc, a second rotary disc and a tool rest so as to achieve rotation and telescopic movement of a tool bit, and digging and conveying of Chinese cabbages are completed. And stepless adjustment of the digging depth can be realized. The collecting device is of a double-layer net structure, and efficient buffering and collecting of Chinese cabbages are guaranteed. The digging efficiency can be remarkably improved, the labor intensity is reduced, the method adapts to complex terrains, the requirements of small farmers are met, and the wide application prospect is achieved.

The present invention discloses an organic fertilizer for promoting plant growth and soil improvement and a preparation method thereof, and belongs to the technical field of organic fertilizers. The organic fertilizer comprises the following raw materials: decomposed chicken manure, soybean meal, straw powder, sweet potato vine, humic acid, composite microbial agent, rosmarinic acid, and a stimulant. The composite microbial agent is composed of Actinomyces millefolius, Pseudomonas stutzeri, and Bacillus velezensis, and the stimulant is a glucosamine sulfate solution. Rosmarinic acid, glucosamine sulfate solution, and composite microbial agent are added to the organic fertilizer of the present invention. These three components are compounded with straw, chicken manure, etc. to form an organic fertilizer. The synergistic effect of multiple substances promotes the growth of cabbage and increases yield on the one hand; on the other hand, it significantly improves the physical and chemical properties of the soil.

The carbon-based microbial fertilizer capable of effectively improving the Chinese cabbage planting soil environment, degrading pesticide residues, enhancing the disease resistance of Chinese cabbages and increasing the yield of the Chinese cabbages is prepared by combining the bacillus subtilis FM bacterial liquid and the biochar. Comprising the following steps: step 1, inoculating a bacillus subtilis FM strain into an NA liquid culture medium, and carrying out shaking culture on a shaking table at the constant temperature of 37 DEG C for 24 hours to obtain a strain fermentation solution; and step 2, sterilizing the biochar at 121 DEG C for 60 minutes. And adding the prepared bacterial liquid into sterilized biochar, respectively preparing 5kg of carbon-based biological fertilizer with the bacterial content of more than 3 * 10 < 8 > CFU. G <-1 >, adjusting the moisture content to 30%, putting into an incubator, and culturing at the constant temperature of 37 DEG C for 24 hours, thereby obtaining the carbon-based microbial fertilizer, wherein the carbon-based biological fertilizer has the bacterial content of more than 3 * 10 < 8 > CFU. G <-1 >.

The invention discloses a strain NJSH56 for promoting plant growth and application thereof, the strain NJSH56 is identified as bacillus pumilus, the strain NJSH56 is preserved in China General Microbiological Culture Collection Center (CGMCC), the preservation time is November 14, 2024, and the strain preservation number is CGMCC NO.32614. The strain NJSH56 can promote plant growth. The dendrobium officinale endophytic growth-promoting strain NJSH56 for promoting plant growth is obtained through separation and screening, growth of dendrobium officinale tissue culture seedlings can be effectively promoted, and the fresh weight, the rooting number and the leaf number are increased; greenhouse tests show that the number of new buds of dendrobium officinale plants in a strain NJSH56 treatment group reaches 4.67 and is obviously higher than that of a control group; meanwhile, the NJSH56 is used for treating the non-host plant Chinese cabbage, so that the growth of the overground part of the Chinese cabbage can be remarkably promoted, and the biomass accumulation of the Chinese cabbage is improved.

The invention is suitable for the technical field of pesticide residue detection, and provides a method for distinguishing and detecting pesticide based on copper-platinum bimetallic nano-enzyme. According to the method, a colorimetric sensing array with three sensing channels is constructed by synthesizing a copper-platinum bimetallic nano-enzyme (CuPtNPs) with oxidase-like activity, laccase-like activity and superoxide dismutase-like activity. A fingerprint spectrum is obtained based on specific effects of different pesticides and enzyme-like activities, and qualitative distinguishing and quantitative detection of various pesticides are realized by combining a machine algorithm. According to the method, nine pesticide residues can be measured at a time, six of the nine pesticide residues can be quantitatively analyzed, and the problem that a traditional method only can be used for single detection is solved. A strategy of constructing three channels based on a single nano-enzyme receptor CuPtNPs has the remarkable advantages of simple synthesis process, convenient operation flow and low detection cost, is good in applicability in actual agricultural product samples such as Chinese cabbages and apples, and provides an efficient solution for high-throughput detection of pesticide residues.

The invention discloses a composite stable moringa oleifera polysaccharide cadmium-resistant preparation as well as a preparation method and application thereof, and relates to the technical field of cadmium-resistant preparations. The cadmium blocking preparation is composed of moringa oleifera polysaccharide, a compound stabilizer and a phosphate buffer solution, the compound stabilizer is composed of sodium alginate and nano silicon dioxide according to the mass ratio of 1: (1.0-1.5), and the pH value of the preparation is 6.0-7.0. The moringa oleifera polysaccharide is applied to cadmium prevention and control of Chinese cabbages in alkaline cadmium-polluted soil (pH 6.5-7.5), and accurate regulation and control are achieved in a rhizosphere irrigation mode. The sodium alginate-nano silicon dioxide composite stabilizer system synergistically exerts the dual functions of dispersion stability and slow release protection, and ensures that the moringa oleifera polysaccharide keeps activity in the soil environment. The preparation has the advantages of being small in dosage, low in cost, easy and convenient to operate, environmentally friendly and the like, a scientific and feasible technical scheme is provided for safe utilization of cadmium-polluted farmland in the alkaline soil area, and the preparation has important application value and popularization prospects.

The invention provides a digital breeding-oriented Chinese cabbage leaf cell automatic segmentation and phenotype measurement system and method, and relates to the technical field of plant phenotype analysis. According to the system, joint coding of cell contours and tissue semantics is achieved through a feature extraction sub-network, scale alignment, global feature convergence and feature re-calibration, and pixel-level cell instance masks and tissue categories are output at the same time through mask decoding and category decoding. In combination with multi-tissue phenotypic parameter classification, in-tissue phenotypic index summarization and structured output, cell-level and tissue-level automatic quantitative analysis of upper epidermis, lower epidermis, fence tissues, sponge tissues, vascular bundles and the like is realized, and the efficiency and precision of multi-tissue cell screening and phenotypic statistics are remarkably improved. The method solves the problems that in the prior art, high-precision automatic segmentation and systematic phenotypic measurement for multi-tissue cells of the cross section of the Chinese cabbage leaf are insufficient, and digital breeding decision making is difficult to directly serve.

The present invention discloses the application of coumarin-3-carboxylic acid in preventing and treating plant bacterial diseases. The coumarin-3-carboxylic acid provided by the present invention has a significant inhibitory effect on plant bacterial diseases. The plant bacterial diseases are oryzae bacterial leaf blight, oryzae bacterial leaf streak, citrus canker, cantaloupe bacterial fruit spot, tomato bacterial wilt, strawberry bacterial angular leaf spot, cabbage black rot, cabbage soft rot, potato soft rot, mango bacterial angular leaf spot, cassava bacterial wilt, cucumber bacterial angular leaf spot, kiwifruit canker and banana bacterial soft rot. The coumarin-3-carboxylic acid provided by the present invention has protective and therapeutic effects on melon bacterial fruit spot.

The utility model relates to the field of edible vegetables, in particular to a storage device for Chinese cabbages. Comprising a supporting bottom plate, a storage assembly is fixedly installed on the top of the supporting bottom plate, an effect improving assembly is fixedly installed on the front side of the storage assembly, a first fixing assembly is fixedly installed on the outer surface of the effect improving assembly, and a first positioning assembly is fixedly installed on the front side of the storage assembly; a convenient taking assembly is slidably mounted in the storage assembly, second positioning assemblies are fixedly mounted on one side of the convenient taking assembly and the other side of the convenient taking assembly, and a second fixing assembly is fixedly mounted on the rear side of the storage assembly; the technical problems that the storage effect is poor and Chinese cabbages are inconvenient to take out at one time are solved.

The present invention belongs to the technical field of seed discrete sorting, and discloses a seed discrete sorting device for cabbage planting, comprising a precision seeder body, a fan fixedly connected to the top of the precision seeder body, and a sowing rack fixedly connected to the mechanical arm of the precision seeder body. The present invention arranges the cooperation of structures such as chamber one, chamber two and chamber three, and adopts a first screen and a second screen to be inclined in opposite directions respectively, resulting in multi-directional action of vibration force, reducing seed agglomeration, and increasing the probability of particles passing through the sieve holes, and cooperates with an air separation box to perform air separation on seed quality, chamber one and chamber three are used to exclude seeds with larger particle sizes and smaller particle sizes, and finally take the seeds with higher consistency in quality and size uniformity selected from chamber two, so as to reduce the problem of large variance in the distribution of landing points caused by the collision movement with the wall of the seed guide tube in an uncertain random state during the seeding process.

The invention relates to the field of pickled Chinese cabbage fermentation, and discloses a pickled Chinese cabbage synergistic anti-browning and color-protecting fermentation method which comprises the following steps: firstly, pretreating Chinese cabbages, then performing ultrasonic-assisted cleaning, putting the cleaned Chinese cabbages into blanching liquid for blanching treatment, fishing out the blanched Chinese cabbages, and quickly cooling the blanched Chinese cabbages; soaking the cooled Chinese cabbages in a color protection solution, draining off the Chinese cabbages, inoculating the drained Chinese cabbages with a complex microbial inoculant, and carrying out sealed fermentation, so as to obtain the pickled Chinese cabbages, and performing post-treatment on the pickled Chinese cabbages to obtain the pickled Chinese cabbage product. The raw materials are blanched to passivate enzyme activity, the composite color protection liquid is added, fermentation microbial flora is optimized, and other synergistic means are adopted, so that enzymatic browning and non-enzymatic browning reactions can be effectively inhibited, and the pickled Chinese cabbages are kept bright in color and luster in the fermentation and subsequent storage processes.

The invention discloses a moringa oleifera peptide-based cadmium blocking agent and application thereof. The preparation is composed of moringa oleifera peptide (the mass volume concentration is 30-120 mg / L), a compound stabilizer (the mass volume concentration is 20-60 mg / L) and a phosphate buffer solution, the compound stabilizer is composed of sodium alginate and nano silicon dioxide according to the mass ratio of 1: (1.0-1.5), and the pH value of the preparation is 6.0-7.0. The moringa oleifera peptide is innovatively applied to cadmium prevention and control of Chinese cabbages in northern alkaline cadmium-polluted soil (pH is 6.5-7.5), accurate regulation and control are achieved in a rhizosphere irrigation mode, a sodium alginate-nano silicon dioxide composite stabilizer system synergistically plays the dual functions of dispersion stability and slow release protection, and it is ensured that the moringa oleifera peptide keeps activity in the soil environment. The preparation has the advantages of being small in dosage, low in cost, easy and convenient to operate, environmentally friendly and the like, a scientific and feasible technical scheme is provided for safe utilization of cadmium-polluted farmlands in northern alkaline soil areas, and the preparation has important application value and popularization prospects.

The utility model relates to the technical field of drip irrigation of Chinese cabbages, in particular to a drip irrigation fertilization device for Chinese cabbages. The drip irrigation fertilization device for the Chinese cabbages comprises two water pipes, a fixing assembly, a telescopic assembly, a connecting pipe and an adjusting assembly, the top ends of the water pipes are fixedly connected with connecting pipes, and the two ends of the water pipes are symmetrically and fixedly connected with connecting blocks; and a plurality of connecting pipes are fixedly connected to the bottom ends of the water pipes at equal intervals, mounting pipes are in threaded connection with the outer portions of the ends, away from the water pipes, of the connecting pipes, adjusting assemblies are installed outside the mounting pipes, and rotating pipes are rotationally connected to the interiors of the mounting pipes. According to the drip irrigation and fertilization device for the Chinese cabbages, the problems that the Chinese cabbages are distributed irregularly due to manual sowing, and the growth difference between Chinese cabbage individuals is too large can be solved, the device can be flexibly adjusted according to the distance of each row of Chinese cabbage seeds, and then the planting efficiency is improved.

The invention discloses a DMP-based non-heading Chinese cabbage haploid creation method and application. According to the invention, gene editing is carried out on brassica rapa BrDMP, so that protein is lost or activity of brassica rapa BrDMP is reduced, and an obtained mutant plant is a non-heading Chinese cabbage haploid induction line; and carrying out selfing on the non-heading Chinese cabbage haploid induction line or the offspring of the non-heading Chinese cabbage haploid induction line, wherein the obtained selfing offspring is the non-heading Chinese cabbage haploid. The obtained haploid induction line of the non-heading Chinese cabbage can induce generation of haploid of the non-heading Chinese cabbage, and an effective way is provided for haploid breeding and double haploid creation of the non-heading Chinese cabbage.

The invention relates to the technical field of microbial fermentation and bio-fertilizers, and discloses a compound microbial fertilizer prepared by treating rotten vegetable leaves with a compound culture medium and a fermentation method of the compound microbial fertilizer. 5-8 parts of a fermentable sugar source; 2-4 parts of a composite nitrogen source; 1-1.5 parts of an inorganic mineral substance; 0.5 to 0.8 part of a biological activator; 0.3 to 0.5 part of a buffering agent; the vegetable juice is prepared by mixing Chinese cabbages, tomatoes and soybeans according to the mass ratio of 2: 1: 1, and enzymolysis treatment is carried out on the Chinese cabbages, the tomatoes and the soybeans. By optimizing the proportion of the carbon source, the nitrogen source, the inorganic mineral substances and the biological activating agent, the nutrition supply capacity of the culture medium is enhanced, and meanwhile, efficient synergistic proliferation of dominant flora is achieved in combination with a multi-stage fermentation strategy. The culture medium not only can improve the growth rate and metabolic activity of microorganisms, but also can keep a stable physical and chemical environment in the fermentation process, and improves the quality and application effect of a final product.

The application discloses a coffee husk polysaccharide-rubber latex serum composite bio-organic water-soluble fertilizer and a preparation method thereof, and relates to the technical field of organic fertilizer. The coffee husk polysaccharide-rubber latex serum composite bio-organic water-soluble fertilizer comprises the following raw materials in parts by weight: coffee husk polysaccharide extract 20-25 parts, rubber latex serum 15-20 parts, water-soluble nano sulfur powder 3-6 parts, nano attapulgite colloidal 4-7 parts, potassium humate 2-5 parts, microcapsule fungicide 4-6 parts, amino acid chelated nutrient solution 18-22 parts, functional additive 3-5 parts and deionized water 30-40 parts. The coffee husk polysaccharide-rubber latex serum composite bio-organic water-soluble fertilizer prepared by the application has good heavy metal synergistic passivation capacity and low water-insoluble content, and has a significant yield-increasing effect on Chinese cabbage.

The invention relates to a Chinese cabbage root cutting component, in particular to a pulling, conveying and root cutting component of a Chinese cabbage harvester, and aims to solve the problems that when Chinese cabbages are harvested, the Chinese cabbages cannot be pulled in order, the root cutting quality is poor, and clamping and backward conveying are unstable. The pulling, conveying and root cutting component comprises a combined frame, a righting assembly, a pulling assembly, a root cutting assembly, a limiting profiling carrier roller assembly and a conveying structure; the limiting profiling carrier roller assembly is installed at the bottom end of the combined frame, the righting assembly used for righting Chinese cabbages is installed at the front end of the combined frame, the pulling assembly used for pulling the Chinese cabbages is arranged below the righting assembly and installed at the front end of the combined frame, and the root cutting assembly used for cutting the roots of the Chinese cabbages is arranged behind the pulling assembly and installed on the combined frame. The conveying structure is installed on the combined frame above the root cutting assembly in the length direction. The invention belongs to the field of agricultural machinery.

The invention discloses a Chinese cabbage clubroot-resistant gene BrRLP31 and application of the Chinese cabbage clubroot-resistant gene BrRLP31. The nucleotide sequence of the Chinese cabbage clubroot-resistant gene BrRLP31 is as shown in SEQ ID No. 1. Functional verification results show that after the expression of the endogenous BrRLP31 of the Chinese cabbage is inhibited by utilizing a VIGS technology, the resistance of the plant to clubroot is obviously reduced, and the disease index and the root swelling severity of the plant are obviously higher than those of a control material. On the other hand, the transgenic flowering cabbage plant over-expressed by the BrRLP31 is constructed by an agrobacterium-mediated method, and disease resistance identification proves that the heterologous over-expression of the BrRLP31 obviously improves the resistance of the plant to plasmodiophora brassicae. The results show that the BrRLP31 gene plays a key positive regulation role in the clubroot resistance process of the Chinese cabbage, the disease resistance of cruciferae crops and other horticultural plants is improved by utilizing the gene and the homologous sequence thereof, and the gene and the homologous sequence thereof have important application value.

This invention provides four InDel molecular markers closely linked to the ecotype sterility trait in Chinese cabbage, as follows: Molecular Markers Brvms5 -5216342, nucleotide sequence as shown in SEQ ID NO.1; molecular marker Brvms5 -6164784, nucleotide sequence as shown in SEQ ID NO.2; molecular marker Brvms5 -6315378, nucleotide sequence as shown in SEQ ID NO.3; molecular marker Brvms5 -6648913, nucleotide sequence as shown in SEQ ID NO.4. This invention focuses on the genetic locus mapping of the newly discovered ecotype sterile material LY25 in Chinese cabbage, revealing that its sterility characteristic is influenced by a single-gene recessive genetic locus. Brvms5 Compared to the existing inheritance patterns of temperature-sensitive male sterility and multiple alleles in Chinese cabbage, this method has simpler genetic rules and is more convenient to use. When producing hybrids, it is only necessary to... Brvms5 The site can be imported into the parent material.

The invention belongs to the technical field of Chinese cabbage seedling raising or Chinese cabbage cultivation, and particularly relates to a method for achieving the high seedling emergence survival rate of low-temperature vernalization Chinese cabbage seeds. According to the method, the seeds with overlong buds after low-temperature vernalization are subjected to three-dimensional vertical cultivation, the emergence rate and the survival rate of the Chinese cabbage seeds can be remarkably increased, the emergence survival rate is 90%-99%, and the emergence survival rate is increased by nearly 70% compared with the emergence survival rate of 29.37% in a conventional direct seeding mode.

The invention discloses an experimental platform for removing old leaves of Chinese cabbages. The experimental platform comprises a rack; the two driving transmission assemblies are correspondingly mounted behind the upper part of the rack; the two spiral rolling brush conveying assemblies are correspondingly installed in front of the upper portion of the rack, and the two spiral rolling brush conveying assemblies are in transmission connection with the two driving conveying assemblies correspondingly; the belt conveying assembly is installed in the middle of the upper portion of the rack and located between the two spiral rolling brush conveying assemblies. The hydraulic control speed regulating valve block is mounted on the right side of the upper part of the rack, is connected with the two spiral rolling brush transmission assemblies and the belt transmission assembly, and is used for controlling the working states of the two driving transmission assemblies and the belt transmission assembly; the spiral rolling brush conveying assembly is used for rotating Chinese cabbages to throw away old leaves, the belt conveying assembly is used for conveying the Chinese cabbages, the hydraulic control speed regulating valve block is used for adjusting the working rotating speed of all components, the rotating speed sensor monitors rotating speed parameters in real time, the old leaves of the Chinese cabbages can be efficiently removed, stable conveying is achieved, and technical data support is provided for optimizing the Chinese cabbage harvester. And the popularization value is high.

This utility model discloses a pre-treatment device for kimchi processing, relating to the field of kimchi processing technology. The utility model includes: a washing tank with a drain pipe connected to the bottom of one side; a water-passing plate fixed in the middle of the washing tank, with a drain outlet at one end of the water-passing plate; a U-shaped plate positioned above the water-passing plate, with mesh cylinders evenly embedded on the bottom side of the U-shaped plate, into which vegetables to be washed are placed one by one; and a driving mechanism positioned above the water-passing plate. This utility model uses conical mesh cylinders to independently wrap the cabbage, avoiding the frictional damage to the leaves caused by high-density stacking in traditional washing methods. It also ensures that water flows evenly into the gaps between the leaves, improving the thoroughness of the washing. The driving mechanism enables high-frequency, low-amplitude reciprocating motion of the U-shaped plate, simulating the effect of hand rubbing and enhancing the efficiency of stain removal.

This invention discloses an efficient cultivation method for crop rotation of mung beans and Chinese cabbage. The method includes: (1) treating spring mung beans with seed priming one week before sowing, sowing in late March, harvesting in early June, and returning the straw to the field after crushing; (2) sowing seedling Chinese cabbage in mid-June and harvesting in late July; (3) sowing summer mung beans in late July and harvesting in early October, and returning the straw to the field after crushing; (4) sowing Chinese cabbage in mid-September for seedling cultivation, transplanting in mid-October, and maturing in late December. This invention adopts a scientific and reasonable crop rotation model, which can achieve four crops and four harvests a year, significantly improving land utilization. By planting mung beans for nitrogen fixation and returning straw to the field, soil fertility is improved, and the amount of fertilizer used for vegetable cultivation is reduced. By combining the planting of miscellaneous grains with vegetable cultivation, food security and vegetable supply are ensured, achieving significant economic, social, and ecological benefits.

FIELD: food industry.SUBSTANCE: intended for the production of food products, in particular fish and vegetable products. A method for producing fish-vegetable cutlets is proposed, which involves grinding solid recipe components in a mincer, including minced fish, onions sautéed in vegetable oil, table salt, chopping with the simultaneous introduction of liquid recipe components, forming cutlets, while additionally at the stage of introducing solid components, carrots, white cabbage, corn flour are introduced, and at the stage of introducing liquid components, a spicy-smoking hydrophobic CO2 extract and a CO2 extract of black pepper are introduced, after forming, heat treatment of the cutlets is carried out in a combi steamer at a temperature of 150°C with the “steam” function for 10-12 minutes and in the “convection” mode for 8–10 minutes, bring to culinary readiness, then cool the product to a temperature of +5–0°C and subjected to shock freezing at a temperature of -20°C, with the following ratio of the initial components, wt.%: minced fish 52.0; carrots 12.5; white cabbage 11.5; onions 10.0; corn flour 9.5; vegetable oil 3.3; table salt 1.18; spicy-smoking hydrophobic CO2-extract 0.01; CO2-extract of black pepper 0.01.EFFECT: reduction of the labor intensity of the process and improvement of the organoleptic properties of fish-vegetable cutlets.1 cl, 1 tbl, 2 ex

The application discloses a small agricultural machine for harvesting Chinese cabbage, and relates to the technical field of Chinese cabbage harvesting, which comprises a drive base capable of being remotely driven, a harvesting mechanism fixedly installed at the front end of the drive base, a front cabbage plate, a separation assembly fixedly installed at the top rear of the drive base and arranged in an inclined mode. The application can make the rotating extrusion roller assembly apply pressure and friction to the Chinese cabbage below the Chinese cabbage after the Chinese cabbage enters the clamping groove, so that the extrusion harvesting and the backward transportation of the Chinese cabbage are realized. The extrusion roller is driven to rotate by the extrusion motor installed at the side of the front cabbage plate. The surface of the extrusion roller is provided with anti-skid teeth, so that the friction between the extrusion roller and the Chinese cabbage during the operation of the extrusion roller is increased, the extrusion roller can fully contact the Chinese cabbage without slipping, and the posture of the Chinese cabbage is ensured by the arc-shaped groove.

The invention discloses a permeation persistent-effect auxiliary agent with a spodoptera exigua nuclear polyhedrosis virus control effect, a preparation and application, and relates to the technical field of agricultural biopesticides. The auxiliary agent comprises a reverse penetrating agent, a leaf back deposition agent, a midgut synergistic agent, an environment activation type adhesive, a system compatible component and the balance of a carrier. Through cooperation of the lecithin / alcohol ether compound reverse penetrating agent and the hydrophobic modified silicon dioxide, liquid medicine canopy penetration and leaf back efficient deposition are achieved; a carrageenan-chitosan compound forms an intelligent response film of'drying viscosity loss-wet activation ', and the lasting period is prolonged to 10-14 days; chitosan oligosaccharide can regulate the midgut environment of pests, and the virus infection rate is increased by 1.8-2.3 times. And the auxiliary agent is compatible with an unmanned aerial vehicle low-volume spraying system and is suitable for green prevention and control of beet armyworms of cruciferous crops such as cabbages, cauliflowers and Chinese cabbages, the control effect reaches 95% or above 7 days after pesticide application, and the lasting period is prolonged by 5-7 days compared with that of a conventional preparation.

The invention discloses a high-efficiency cultivation technology for interplanting of zingiberaceae melons and Chinese cabbages, and relates to the field of three-dimensional planting, the high-efficiency cultivation technology comprises the following steps: step 1, constructing a frame body: constructing a planting frame composed of arched door supporting pipes, an environment adjusting device and a vine climbing net; step 2, space interplanting: planting zingiberaceae melons on the racks, and planting Chinese cabbages under the racks; step 3, regulating and controlling plants, and managing the zingiberaceae melons by adopting a double-vine pruning mode; 4, comprehensive agricultural management is carried out, matched soil preparation and bedding, seedling raising, field management and pest control measures are implemented, and illumination control and air circulation are achieved through an environment adjusting device. According to the cultivation technology, a three-dimensional cultivation mode of'double-vine pruning and Chinese cabbage interplanting under the frame 'is adopted, a special planting frame structure and refined agricultural management are comprehensively applied, and efficient collaborative production of the zingiberaceae melons and the Chinese cabbages is achieved.

The invention discloses a small Chinese cabbage harvester and belongs to the technical field of agricultural machinery. The conveying system comprises a conveying transmission mechanism and two conveying belt mechanisms; the whole frame is in an inclined state with the front portion low and the rear portion high, the walking system is installed below the frame, the two conveying belt mechanisms are arranged in a bilateral symmetry mode and fixed to the front portion of the upper portion of the frame respectively, the two conveying belt mechanisms are both in transmission connection with the conveying transmission mechanism, and the conveying transmission mechanism is fixedly installed on the frame and located on the rear sides of the two conveying belt mechanisms. The two pulling shovels are fixedly connected to the frame and located in front of conveying belts of the two conveying belt mechanisms, and the cutting system is located below the conveying belts of the two conveying belt mechanisms and rotationally connected with the frame. The walking system, the conveying system and the cutting system are all controlled by a controller, and the controller is installed on the rear side of the frame. The cutting system has an automatic adjusting function, and the conveying system has a flexible clamping function. Therefore, the small Chinese cabbage harvester is particularly suitable for automatic harvesting operation of heading Chinese cabbages.