130 results about "Carbendazim" patented technology

The invention discloses an application method of magnesium hydride in hydroponic seedling hardening of rubber trees, which comprises the following steps: improving Hoagland into a hydroponic nutrient solution, adding magnesium hydride into the nutrient solution, and adjusting the pH value; the method comprises the following steps: selecting rubber tree stable-period test-tube plantlets which meet plant height requirements, have roots, stems and leaves and are pollution-free; and taking out the test-tube plantlet from the test tube, cleaning the culture medium on the root system, soaking with a carbendazim solution, and putting into a nutrient solution for hydroponic seedling hardening. According to the invention, 5-20mg of magnesium hydride is added into each liter of nutrient solution, so that the solution is in a hydrogen-rich state, the seedling hardening survival rate is obviously improved, and the plant quality is improved. Compared with a control group, the optimal concentration has the advantages that the seedling hardening survival rate is obviously improved, and the seedling hardening survival rates under the temperature conditions of 25 DEG C and 20 DEG C are respectively improved by 30% and 11%; the plant height and the stem diameter are respectively increased by 11.86% and 13.33% at the temperature of 25 DEG C, and reach an extremely remarkable level. The method provides support for improvement of a rubber tree seedling raising technology.

The invention discloses a high-pressure propagation method for a branch of ormosia boluensis. The high-pressure propagation method comprises the following steps of: selecting an ormosia boluensis branch; belongs to the technical field of endangered plant asexual breeding. In order to solve the technical problems of extremely low survival rate (only 1-2 plants) and the like of the existing grafting, cuttage and other methods, a branch high-pressure propagation technology is successfully applied to the ormosia boularis for the first time, and nutrient soil is adopted, and a rooting solution and carbendazim are matched to serve as a rooting substrate; the girdling branches are wrapped with a high-pressure box, strict humidity control is carried out, and regular maintenance is carried out to induce rooting; during separation transplanting, the high-pressure soil wrapping ball is completely reserved to avoid damage to the root system; trimming and original habitat shading maintenance are assisted after transplanting. According to the method, the survival rate of the seedlings is successfully increased to 87.5%, vegetative propagation individuals of the boleo beans can be rapidly and efficiently obtained, and reliable technical support is provided for solving natural renewal obstacles of the boleo beans and achieving population rejuvenation and near depreciation of the boleo beans.

The application discloses a kind of biological pesticides for efficiently preventing and treating asparagus stem blight, comprising the following raw materials by weight parts: carbendazim 5-10 parts, mancozeb 3-6 parts, chlorothalonil 5-8 parts, benlate emulsion 1-5 parts, bordeaux mixture 1-4 parts, bacteriostatic net 2-5 parts, water 150-200 parts, radix isatis 20-30 parts, coptis 15-25 parts, purslane 25-30 parts, dandelion 10-15 parts, isatis leaf 10-15 parts, amomum villosum 5-10 parts, anise 8-15 parts.The extract B extracted from Chinese herbal medicine radix isatis, coptis, purslane, dandelion, isatis leaf, amomum villosum and anise is added in chemical agent carbendazim, mancozeb, chlorothalonil, benlate emulsion, bordeaux mixture and bacteriostatic net, so that the biological pesticides for efficiently preventing and treating asparagus stem blight is finally obtained, which avoids the reduction of prevention and treatment effect on asparagus stem blight by using only chemical agent for a long time.The experimental data shows that the biological pesticides for efficiently preventing and treating asparagus stem blight prepared by the application can effectively prevent and treat asparagus stem blight.

The application provides a hard branch cutting breeding method of Actinidia kolomikta and Zizyphus jujuba, relates to the technical field of asexual reproduction and seedling raising, and comprises the following steps: (1) collecting 1-2 year old branches and pruning branch tips; (2) cutting into 10cm cuttings with more than two bud points, with the upper end of the cutting being inclined and the lower end being horizontal, and soaking the cutting in carbendazim for sterilization treatment; (3) selecting grass charcoal mixed with perlite as a cutting substrate, disinfecting the substrate after being loaded into a plug tray; (4) preparing a rooting agent, treating the cutting of step (2), inserting the cutting into the substrate of the plug tray, fixing the cutting, pouring carbendazim through the substrate, and covering the cutting with a transparent cover; (5) placing the cutting under the condition of 70% shading, increasing 20% illumination after new leaves are unfolded, controlling the temperature to be 10-30 DEG C, timely watering the cutting after cutting, combining with carbendazim sterilization, gradually opening the transparent cover after 40d of cutting, watering according to the situation, and spraying foliar fertilizer every 10d; and (6) transplanting and planting the cutting after 60d of cutting. The application has the beneficial effects of simplifying the hard branch cutting steps of Actinidia kolomikta and Zizyphus jujuba and shortening the cutting breeding period.

A kind of akebia trifoliata seed seedling method, comprising the following steps: selecting suitable nursery land;Organic fertilizer is applied, soil is ploughed, and seedbed is made;Sterilize to seedbed ridge surface, after sterilization, forest humus and wood ash are covered on seedbed ridge surface, then mulch is covered on seedbed;Fully mature akebia trifoliata fruit is collected, seed is taken, washed, and dried;Seed is soaked with carbendazim solution, after soaking, seed is mixed with clean river sand, then covered with straw, placed in cool place, daily water is sprayed to ensure that straw is wet, until seed is white to reach requirement;According to predetermined plant spacing, hole is dug on seedbed ridge surface, white seed is placed in each hole, covered with forest humus, then covered with straw to conserve soil moisture;Seedling emerges, seedbed is cultivated and weeded, leaf is unfolded, and pinching is carried out, and interval seedling is carried out when pinching is carried out.The akebia trifoliata seed seedling method of the application can reduce akebia trifoliata seed disease occurrence, and improve akebia trifoliata seed survival rate.

The invention belongs to the technical field of plant tissue culture, and provides a composite systemic bactericidal solution for lily bulb pretreatment and a matched disinfection and primary culture method thereof. Each liter of the working solution comprises 4-8 g / L of 50% carbendazim wettable powder, 2-6 g / L of 50% chlorobromoisocyanuric acid soluble powder and 1-2 g / L of metalaxyl-hymexazol aqueous solution. The method sequentially comprises the steps of appropriate dehydration of bulbs, soaking in a composite systemic bactericidal solution, standing for absorption, surface sterilization, short soaking in a protective solution and continuous bacteriostatic culture. According to the technical scheme, the limitation of traditional surface sterilization is broken through, deep and surface double sterilization is considered, the multi-mechanism and multi-link synergistic effect is achieved, the pollution rate (smaller than or equal to 3%) of lily bulb primary culture is reduced, mercuric chloride is avoided, and the method is safe, environmentally friendly and suitable for large-scale culture of lilies and other bulb crops.

The invention discloses a preparation method and application of a pesticide preparation for preventing and treating watermelon fusarium wilt, and belongs to the technical field of biocide pesticides. The carbendazim, the iprodione, the lotus seed pot extract and the seaweed residues are combined to serve as effective components of the pesticide, the pesticide preparation for preventing and treating the watermelon fusarium wilt is applied to soil which is continuously seeded for many years according to field experiment data, the disease index is 7.22%, the prevention effect is 82.44%, the yield of a single plant is 9.75 + / -0.35 kg, and the yield per mu is 2865 kg. The seaweed residues and the lotus seed pot extract are mixed to serve as a pesticide synergist, the pesticide synergist is compounded with a basic chemical agent, the obtained pesticide preparation has a better effect in the aspect of preventing and treating watermelon fusarium wilt, and the combined effect is better than the effect of independently using the basic chemical agent, the seaweed residues or the lotus seed pot extract; the method has practical significance in watermelon fusarium wilt control and watermelon yield increase.

This invention belongs to the field of microbial technology, specifically relating to a strain of Acetobacter peroxide 672 and its applications. The Acetobacter peroxide 672 strain of this invention can enhance the antagonistic activity of Pichia pastoris against Rhizoctonia solani and also antagonizes Colloidal anthracnose, providing a multi-faceted solution for the biological control of crop diseases. Furthermore, the strain possesses the ability to produce indoleacetic acid, which can significantly promote the growth and development of grain crops such as wheat and corn, promote root expansion, enhance nutrient and water absorption, and thus effectively increase biomass. In addition, the strain can tolerate and degrade chemical pesticide components such as imidacloprid and carbendazim, alleviating soil pesticide residue pollution, and can effectively alleviate the inhibitory effects of low pH stress on crops, enhancing their stress resistance. Therefore, the Acetobacter peroxide 672 strain of this invention has significant application value in the biological control of crop diseases, crop growth promotion, soil pesticide residue remediation, and enhancing crop stress resistance.

The invention provides a rare-earth-based composite pesticide and a preparation method and application thereof, active ingredients of the rare-earth-based composite pesticide comprise a soil material LN and carbendazim according to the mass ratio of (2-3): 1, and the soil material LN is prepared after a lanthanide rare earth material and iodic acid react and crystallize. The rare-earth-based composite pesticide disclosed by the invention has an obvious inhibition effect on pathogenic bacteria of cotton verticillium wilt, can obviously improve symptoms of the cotton verticillium wilt in field experiments and practical application processes, and reduces agricultural loss caused by the cotton verticillium wilt.

This invention discloses a method for hardwood cutting propagation of the mangrove plant *Avicennia marina*, comprising: S1: Selection and preparation of cuttings: In early July, select vigorous, healthy, and disease-free superior single plants, collect robust perennial branches, keep them moist after collection, bring them back to the cutting site, and cut them into cuttings on the same day; S2: Pretreatment of cuttings: Disinfect the cuttings obtained in step (1) by soaking them in a 700-fold carbendazim solution for 10 minutes, and then let them air dry naturally; subsequently, quickly dip the cuttings in a 1000 mg / L NAA and IBA hormone solution for 30 seconds, and insert them into the substrate of the seedbed to a depth of 3-4 cm. This method for hardwood cutting propagation of the mangrove plant *Avicennia marina* provides technical support for the industrialized and large-scale production of superior *Avicennia marina* seedlings, and can also ensure the demand for superior seedlings for the ecological restoration of coastal mangroves.

The invention discloses a chitosan modified ferroferric oxide / carboxylated multi-walled carbon nanotube-based molecularly imprinted electrochemical sensor as well as a preparation method and application thereof, and relates to the technical field of electrochemical sensing. The invention aims to solve the problems that the existing method for detecting carbendazim is complicated to operate and high in cost and the traditional sensor is poor in selectivity. The invention discloses a molecularly imprinted electrochemical sensor based on chitosan modified ferroferric oxide / carboxylated multi-walled carbon nanotubes. The molecularly imprinted electrochemical sensor comprises a glassy carbon electrode, and a molecularly imprinted polymer and CS-Fe3O4-CMWCNTs which are modified on the surface of the glassy carbon electrode, the molecularly imprinted polymer is prepared by taking carbendazim as a template molecule, methacrylic acid as a functional monomer, ethylene glycol dimethacrylate as a cross-linking agent and azodiisobutyronitrile as an initiator. The molecularly imprinted electrochemical sensor is applied to detection of carbendazim.

This invention discloses a highly sensitive detection method for carbendazim based on terahertz metamaterial resonance enhancement. The invention proposes a terahertz metamaterial sensor with a "+" shaped composite double-peak structure. Transmission spectra were acquired using terahertz spectroscopy, and the differences in terahertz spectra at different concentrations were investigated. Analysis revealed that the amplitude of the transmission peak in the terahertz transmission spectrum of this structure decreases with increasing carbendazim solution concentration. Data preprocessing was performed using multivariate scattering correction (MSC), feature extraction was conducted using the iterative information-preserving variable (IRIV) method, and a quantitative detection model for carbendazim terahertz transmission spectra was established based on LS-SVM. This provides a new approach for the quantitative detection of carbendazim. Experimental results show that the model has a high R-value. P The assay yielded a value of 0.9825, an RMSEP of 0.2001, and a detection limit (LOD) of 0.672 μg / ml. This invention provides a novel method for the rapid, non-destructive, and highly sensitive detection of carbendazim in food.

This invention relates to the field of soil treatment technology, specifically a method and its application for reducing compound fungicides in soil-plant systems by combining nano-silica and nitrification inhibitors. Nitrification inhibitors are used as a nitrogen management measure, and the application of nanomaterials influences soil abiotic properties and bacterial communities to drive the degradation of paclobutrazol and carbendazim. The application of nitrification inhibitors (DCD) produces multiple effects: significantly reducing carbendazim residues in soil-plant systems, paclobutrazol residues in soil, and NO3 in plants. ‑ -N and promote the content of soluble sugars and proline in plants. DCD reduces the activity of the soil electron transport system and β-glucosidase activity, while the addition of nano-SiO2 can mitigate this negative effect. Nano-SiO2 selectively enhances the performance of DCD in reducing compound fungicide residues in pak choi and reducing paclobutrazol residues, but hinders the degradation of carbendazim in pak choi.

The present invention relates to the field of microbial technology, and specifically discloses a new broad-spectrum disease-resistant Bacillus species, a fungicide compound, and applications thereof. The new broad-spectrum disease-resistant Bacillus species is Bacillus species 129-52, which was deposited on April 1, 2025, at the General Microbiology Center of the China Culture Collection Administration, located at the Institute of Microbiology, Chinese Academy of Sciences, No. 3, Yard 1, Beichen West Road, Chaoyang District, Beijing, with a deposit number of CGMCC No. 34059, and is classified as Bacillus sp.; the strain 129-52 of the present invention has a living inhibition rate of 66.82% on branches with apple rot disease. After using fungicide-drug synergistic treatment, it was found that the inhibition rate of two tested drugs, carbendazim and pyraclostrobin, on apple rot disease reached more than 80% after the dosage of the two tested drugs, carbendazim and pyraclostrobin, was reduced by half. The fungicide-drug synergistic treatment can effectively achieve the purpose of reducing the dosage, maintaining the effect, and efficiently preventing and controlling apple rot disease.

The application provides a uniform preparation device and method for carbendazim suspension agent, which comprises a bearing frame and a mixing box, the mixing box is fixedly installed on the bearing frame, a feeding port and a liquid inlet are formed in the top of the mixing box, a liquid outlet is formed in the bottom of one side of the mixing box, and a valve for plugging the liquid outlet is fixedly installed on the mixing box. The application is provided with multiple sampling holes and sampling mechanisms, after the raw material particles, aqueous solution and dispersing agent are stirred and mixed, the solution in the sampling holes in the mixing box can be sampled through the multiple sampling mechanisms, and under the cooperation of the first stirring rod and multiple second stirring rods, the first stirring rod and multiple second stirring rods rotate to make the solution in the mixing box circulate, so that multi-point sampling of the solution in the mixing box is realized, multi-point sampling detection of the stirred and mixed carbendazim suspension agent solution is facilitated, and thus the understanding of the mixing condition of the raw material particles and the dispersing agent by the staff is facilitated.

The present application belongs to the technical field of orchid disease prevention and treatment, and particularly relates to a fungicidal composition for preventing and treating orchid root rot. The fungicidal composition for preventing and treating orchid root rot comprises active ingredients of nerol and compound a, wherein the compound a is at least one selected from prochloraz, difenoconazole and carbendazim. When nerol is compounded with prochloraz, difenoconazole and carbendazim, the synergistic effect is shown by the co-toxicity coefficient (CTC) value of the compound combination to the pathogenic fungus of Rhizoctonia solani being greater than 120, which indicates that the compound combination can improve the prevention and treatment effect on orchid root rot. In addition, the fungicidal composition contains two effective ingredients, which can delay the generation and development of pathogenic fungi resistance and overcome the problems existing in long-term use of single component fungicides. In summary, the fungicidal composition can be used for developing fungicides for preventing and treating orchid root rot.

The invention discloses a seed preservation method of cryptophytic mangrove plant avicennia marina. The method comprises the following steps: (1) selecting healthy and full avicennia marina seeds without plant diseases and insect pests, removing outer skin, soaking and disinfecting in a carbendazim aqueous solution for 15 minutes, washing with clear water, and airing; (2) soaking the avicennia marina seeds treated in the step (1) in a chitosan solution for 1 min, taking out, and airing; and (3) embedding the avicennia marina seeds treated in the step (2) into a preservation matrix by taking wet sand as the preservation matrix, then putting the seeds and the preservation matrix into a plastic package bag for sealing, so that the seeds are still kept in a buried state in the bag, and finally storing in a dark environment at 14 DEG C. The germination rate of the avicennia marina seeds stored by the method can still reach 40% after 4 months, the storage time of the avicennia marina seeds is remarkably prolonged, and convenience is provided for seedling raising and ecological restoration of the avicennia marina.

The invention relates to the technical field of pesticide preparations, in particular to a method for improving uniformity of a carbendazim suspending agent. The method comprises the following steps: mixing a carbendazim active compound, a modified dispersant, a wetting agent and part of deionized water, and carrying out shearing pre-dispersion and sanding grinding to prepare superfine slurry; adding the antifreeze agent, the thickening agent and the defoaming agent, uniformly stirring, adding the balance of water to adjust the solid content and the pH value, filtering out impurities, and intermittently stirring and curing to obtain a final suspending agent product. The modified dispersant is prepared by esterifying allyl polyoxyethylene ether and succinic anhydride, then copolymerizing with 2-ethylhexyl acrylate and acrylamide, grafting chitosan quaternary ammonium salt and inclusion cyclodextrin, and the steric hindrance and anchoring stability are remarkably enhanced; the thickening agent is a compound system of xanthan gum and magnesium aluminum silicate. According to the method, the uniformity and redispersibility of the preparation are effectively improved, Ostwald ripening and crystal growth are inhibited, and the physical stability and efficacy consistency of the product in the long-term storage and use process are guaranteed.

The application discloses a tobacco endophytic fungus metabolite, a preparation method and application in tobacco alternaria alternata prevention and treatment, and relates to the technical field of microbial natural product pesticides. The tobacco endophytic fungus metabolite is a benzoquinone compound peniquinone L, and a structural formula is as follows: The benzoquinone compound peniquinone L is produced by fermentation of tobacco endophytic fungus Aspergillus aculeatus Aspergillus aculeatus Aa-1, and scale fermentation and preparation production are easy to carry out. The tobacco endophytic fungus metabolite benzoquinone compound peniquinone L of the application has inhibitory activity on various agricultural pathogens, and has significant bacteriostatic activity on tobacco alternaria alternata in particular, with an MIC value of 2 μg / mL, which is superior to positive drug carbendazim, and can be used as a leading compound or a new microbial natural product pesticide for tobacco alternaria alternata prevention and treatment.

The invention discloses preparation and application of paris-based nitrogen-doped fluorescence-enhanced carbon dots Pol-CDs, a dark brown crude Pol-CDs solution is obtained from polyphyllin and o-phenylenediamine according to the feeding ratio of 1: (1-20) through a hydrothermal method, DMF or ethyl alcohol or methyl alcohol or acetone or THF serves as a solvent, then purification is conducted through dialysis, thin-layer chromatography and a chromatographic column, and green fluorescent Pol-CDs are prepared. Due to the selectivity of Pol-CDs, only carbendazim can efficiently sensitize green fluorescence, other pesticide residue molecules do not interfere with one another, and the content of carbendazim in food is detected under the stable condition that the pH value is 8.0.

The invention provides a method for high-pressure propagation and rapid seedling culture of acanthopanax giraldii harms, and belongs to the technical field of rapid propagation of acanthopanax giraldii harms. The method comprises the following steps: 1-3 days before high-pressure propagation in April to August, shading seed trees of acanthopanax giraldii harms; the method comprises the following steps: selecting branches which grow for more than or equal to 1 year on an acanthopanax giraldii harms seed tree, girdling, and scraping away phloem of the girdled part; carbendazim, a rooting solution 1 and a rooting substrate are mixed and filled into a breeding box, the breeding box is pressed at the branch girdling position, a girdling notch is kept in the dead center of the breeding box, and the breeding box is fixed; the relative humidity of the rooting substrate in the breeding box is kept to be 70%-80%, and a rooting promoting nutrient solution is supplemented regularly. According to the method, the problems of microbial contamination and browning in traditional tissue culture are solved, only 4-6 months are needed, the seedling culture time of the acanthopanax giraldii harms is greatly shortened, and the reproduction rate and the branch utilization rate are remarkably increased; the rooting rate and the survival rate both reach 90% or above, and the material cost and the time cost are saved.

The invention relates to a soil improvement method for corydalis saxicola bunting planting in the technical field of plant planting. The soil improvement method comprises the following steps: S1, pretreatment of a planting field; s2, dead leaves of mulberry trees, locust trees or phoenix trees are collected and disinfected; s3, preparing a fungus material; s4, preparing humus soil; s5, soil ditching and box making; s6, layering and backfilling the planting box; s7, a mixture of arrowhead germination fungus strains and arrowhead fruit clamps is sown, the mixture is covered with humus soil with the thickness of 2 cm, and then fresh pine needles with the thickness of 3-5 cm are laid; s8, building a sunshade shed, covering the sunshade shed with a sunshade net with the shading rate of 70% and a polyethylene film, and controlling the water accumulation degree of soil in the shed to be 65% and the temperature to be 10-20 DEG C; s9, environment conditions are checked every 15 days, a diluted carbendazim solution is sprayed once every month, sagittaria tomentosa seedlings grow to 5-10 cm, and decomposed thin organic fertilizer is applied once every 2 months after corydalis saxicola bunting is planted. According to the scheme, the problem that the yield and quality of corydalis saxicola are affected due to unsuitable soil properties during artificial planting of corydalis saxicola is solved.

The invention provides a method for cutting and rooting of ixora aurea, which comprises the following steps: selecting robust, full and disease-free scions of ixora aurea, cutting semi-mature terminal buds or stem branches without flowers, cutting each branch by 8-12 cm, retaining three sections, pinching the upper part, removing base leaves, and retaining four top opposite leaves to obtain ixora aurea cuttings; brick red soil and perlite are mixed according to the volume ratio of 1: 1, and a cutting medium is obtained; loading the cutting medium into a seedling culture bag, and sterilizing the cutting medium in the seedling culture bag by using a carbendazim diluent to obtain a sterilized seedling culture bag; inserting the sections of the ixora aureocauda cutting slips into an ABT No.1 rooting powder solution with the concentration to carry out medicine dipping treatment, and then cutting the ixora aureocauda cutting slips into sterilized seedling raising bags to carry out rooting of the ixora aureocauda cutting slips. According to the method, the cuttage survival rate and the seedling quality of the ixora aurea can be remarkably improved, and reliable technical support is provided for large-scale propagation of the ixora aurea.

The application discloses a preparation method and application of a pesticide preparation for preventing and treating watermelon fusarium wilt, and belongs to the technical field of biocidal pesticides. In the application, carbendazim, iprodione, lotus seed pod extract and seaweed residue are combined as effective components of the insecticide, and according to field experiment data, the pesticide preparation for preventing and treating watermelon fusarium wilt is applied in the soil for many years, the disease index is 7.22%, the control effect is 82.44%, the yield of single plant is 9.75 kg±0.35 kg, and the yield per mu is 2865 kg. The seaweed residue and the lotus seed pod extract are mixed as a pesticide synergist, and are compounded with the basic chemical pesticide, so that the obtained pesticide preparation has better effect in preventing and treating watermelon fusarium wilt, and the effect after combination is better than that of the basic chemical pesticide, the seaweed residue or the lotus seed pod extract used alone, and the application has practical significance for preventing and treating watermelon fusarium wilt and improving the yield of watermelon.

The invention discloses a degrading bacterium system for repairing pesticide-polluted soil and application of the degrading bacterium system. The degrading bacterial system is composed of Pseudomonas plecoglossa JY-5, Klebsiella plecoglossa J2-1, Arthrobacter silvisoli JY-2 and Enterobacter ludwigii JY-1, and the degrading bacterial system is obtained by carrying out enrichment culture, screening, sequencing analysis and bacterial strain identification and purification on the soil polluted by the pesticide, and the degrading bacterial system is used for degrading the soil polluted by the pesticide, and the degrading bacterial system is used for degrading the soil polluted by the pesticide and the soil polluted by the pesticide and the soil polluted by the pesticide and the soil polluted by the pesticide and the soil polluted by the pesticide and the soil polluted by the pesticide and the soil polluted by the pesticide. According to the degrading bacterium system, the biochar is used as a carrier to prepare an immobilized bacterium agent, various common pesticides such as carbendazim and the like can be efficiently degraded, the strains have a synergistic effect, the stability in a complex soil environment is high, the anti-interference capability is outstanding, soil pesticide residues can be effectively reduced, an efficient and feasible technical scheme is provided for soil remediation in a pesticide high-pollution area, and the degrading bacterium system has wide application prospects. The method has important practical application value.

本发明涉及农业生物技术和植物保护领域，具体为一种负载黑沙蒿提取物的壳聚糖纳米制剂及其制备方法和应用，包括：a)活性成分，其包含黑沙蒿石油醚萃取物，所述黑沙蒿石油醚萃取物对油菜菌核病菌的半数有效浓度EC50低于200μg / mL；b)纳米载体，其包含由壳聚糖与阴离子交联剂通过离子交联形成的纳米级包封层；其中，所述石油醚萃取物被包封于所述纳米载体内；本发明纳米制剂具有优异的稳定性、高包封率和缓释特性，对油菜菌核病菌（Sclerotinia sclerotiorum）具有显著的抑制作用，盆栽防效达75.23%，在多个油菜品种的田间试验中表现优于化学对照药多菌灵，尤其在可能产生抗药性的情况下仍具正向防效，为油菜菌核病的绿色防控提供了高效的新方案。

The invention discloses a method for improving vine climbing during transplanting of glabrous greenbrier rhizome seedlings, and belongs to the technical field of planting of traditional Chinese medicinal materials. The method solves the problems of weak stress resistance, low survival rate, long rejuvenation period, low climbing rate in the current year due to improper management and prolonged production period in the transplanting of the glabrous greenbrier rhizome seedlings. According to the technical scheme, the method sequentially comprises the following steps that robust seedlings with proper specifications are obtained; 5-7 days before transplanting, a compound seedling hardening liquid medicine at least containing naphthylacetic acid, monopotassium phosphate and carbendazim is sprayed to enhance resistance; carrying out field planting with an original substrate in a proper period in spring, and irrigating rooting water containing monopotassium phosphate; after transplanting, timely topdressing is carried out by controlling the soil humidity, and when seedlings grow to a certain height, a support is erected in time, and vines are manually guided. The method is used for artificial standardized planting of rhizoma smilacis glabrae, the transplanting survival rate is increased, healthy growth of plants is promoted, high-proportion vine climbing in the first growing season is facilitated, the production cycle is shortened, and planting benefits are improved.

The invention discloses a biopesticide composition for preventing and treating sesame bacterial wilt and a preparation, and belongs to the technical field of plant protection. The biopesticide composition for preventing and treating sesame bacterial wilt comprises the following raw materials in parts by mass: 30-40 parts of 50% carbendazim wettable powder, 2-3 parts of spinach / chamomile mixed extract, 2.5-3.5 parts of citrus peel extract and 1.5-2 parts of compound microorganisms. The biopesticide composition for preventing and treating sesame bacterial wilt has a good bacteriostatic effect on pathogenic bacteria, can effectively inhibit infection of the pathogenic bacteria on plants, can reduce the dosage of chemical agents, can reduce the risk that the pathogenic bacteria generate drug resistance, can effectively prevent and relieve the disease condition of sesame, and has a good application prospect. The influence of bacterial wilt on the economic crop yield is reduced.

The invention belongs to the technical field of agriculture, and particularly relates to a degerming and seedling formation solution, a preparation method, an application method and a method for promoting seed germination and seedling formation. The degerming and seedling formation solution provided by the invention comprises gibberellic acid, indoleacetic acid, naphthylacetic acid, coptis chinensis and carbendazim, and the combination of coptis chinensis extract, carbendazim and growth hormone (gibberellic acid, indoleacetic acid and naphthylacetic acid) in a specific proportion has a synergistic inhibition effect on alternaria alternata and has a promotion effect on seed germination and seedling formation. The invention provides the preparation method of the degerming and seedling forming solution, and the application is simple. According to the application method of the degerming and seedling forming solution, the operation steps are simple, convenient and efficient, and the seedling forming efficiency is remarkably improved. The result of the embodiment shows that the germination rate of the Sinojackia xylocarpa seeds reaches 100% after the optimal treatment is performed for 15 days, and the survival rate of the seed seedlings reaches 96.67% after the optimal treatment is performed for 30 days.

The invention belongs to the technical field of crop cultivation, and particularly relates to a chemical fertilizer for treating areca yellows as well as a preparation method and application thereof. The chemical fertilizer is prepared from the following raw materials in parts by weight: 10 to 15 parts of microelements, 10 to 15 parts of medium elements, 20 to 25 parts of macroelements, 5 to 10 parts of fish protein, 5 to 10 parts of pyrimidine nucleoside, 5 to 10 parts of humic acid, 5 to 10 parts of brown sugar, 0.7 to 5 parts of compound vitamins, 0.7 to 5 parts of gibberellin, 0.7 to 5 parts of brassinolide, 0.7 to 5 parts of amino-oligosaccharin and 9 to 15 parts of enzyme microorganism. 1-5 parts of salicylic acid and 1-5 parts of carbendazim. When the chemical fertilizer is applied to areca nuts suffering from areca yellows, 1) the acre yield of the areca nuts is increased, 2) the height of the areca nuts is increased, 3) the yellow leaf rate is reduced, 4) the fruit falling rate is reduced, and 5) the stem withering rate is reduced, which prove that the chemical fertilizer prepared by the invention has a remarkable effect on treating the areca yellows.