38 results about "Verticillium chlamydosporium" patented technology

The invention belongs to the field of biological prevention and control on crop insect damage and provides a microbial preparation for inhibiting root-knot nematode. The preparation is formed by mixing bacterial liquids of streptomyces avermitilis, paecilomyces lilacinus, verticillium chlamydosporium and Bacillus sphaericus and glycerol. The invention also provides a production method and an application effect of the microbial preparation for inhibiting the root-knot nematode. The microbial preparation comprises viable bacteria of which the number is greater than 2,500 millions per milliliter, wherein the viable bacteria comprise the streptomyces avermitilis, the paecilomyces lilacinus, the verticillium chlamydosporium and the Bacillus sphaericus. After the microbial preparation is prepared into soil, eggs of the root-knot nematode are killed by metabolites generated in the continuous growth and reproduction activity process of the viable bacteria, so that a granular structure of the soil is improved, the utilization rate of a fertilizer is improved and an effect of increasing both production and income is achieved.

The invention discloses a nematicidal composition and application thereof. The composition comprises active ingredients A and B, and a mass ratio of A to B is 20:1 to 1:20. The ingredient A refers to one of fosthiazate, abamectin, furfural, dazomet, fluopyram, carbosulfan, metham, verticillium chlamydosporium, emamectin benzoate, paecilomyces lilacinus or fluensulfone; and the structural formula of the ingredient B is a formula I or a formula II, wherein the formula I is as shown in the specification, and the formula II is as shown in the specification. The nematicidal composition disclosed by the invention is used for killing plant parasite nematodes comprising root-knot nematodes, ditylenchus destructor, heterodera sachachtii, pratylenchus coffeae and bursaphelenchus xylophilus, is composed of a novel nematicide containing lactonic rings and the existing insecticides and bactericides, and has good nematocidal activity and low toxicity to people and livestock. The nematicidal composition disclosed by the invention has an excellent effect of controlling eggs and second-stage larvae of the root-knot nematodes.

The invention discloses a rice continuous cropping disease-resistant yield increase agent and relates to a high-yield rice cultivation technology. The rice continuous cropping disease-resistant yield increase agent comprises the raw materials in parts by weight; 30-35 parts of turf, 30-35 parts of biogas residues, 15-20 parts of ammonium humate, 5-8 parts of sodium silicate, 1-3 parts of magnesium amino acid chelate, 1-3 parts of zinc amino acid chelate, 1-3 parts of manganese amino acid chelate, 1-3 parts of boric amino acid chelate, 1-3 parts of rare earth nitrate, 0.5-3 parts of dicyandiamide, 1-3 parts of polyaspartic acid, 1-2 parts of bacillus subtilis, 1-2 parts of verticillium chlamydosporium and 0.5-2 parts of quercitrin. The rice continuous cropping disease-resistant yield increase agent has the beneficial effects that the feeding amounts of organic fertilizers and organic matters are greatly increased, and medium elements and trace elements are comprehensively supplemented; a proper amount of agricultural rare earth is applied, and the soil nutrition environment is improved; sodium silicate serving as a lodging-resistant agent, dichloramine serving as a nitrogen solidifier and the polyaspartic acid serving as an activation growth promoting agent are used; meanwhile, microbial agents such as the bacillus subtilis and the verticillium chlamydosporium are applied, and an insecticide such as the quercitrin is also applied, so that the continuous cropping diseases of rice can be comprehensively treated, and the aims of rice continuous cropping disease resistance, high quality and high yield are fulfilled.

The invention discloses a compound preparation for killing nematodes. The compound preparation comprises effective components and an additive, wherein the effective components comprise iprodione and an active component, the active component is avermectin B2, carbosulfan, calcium cyanamide, fluopyram, amino-oligosaccharin, chlorpyrifos, imidacloprid, emamectin benzoate, phoxim, lentinan, an oligosaccharide, bacillus cereus, verticillium chlamydosporium or paecilomyces lilacinus, and the effective components account for 1-90% of the total mass of the compound preparation. The active component with good activity and matching rate is selected by carefully and repeatedly selecting and comparing various active components, and the compound preparation containing the carefully selected active component has significant nematode killing and synergistic effects. The nematodes which can be resistant to the single iprodione can not become resistant to the compound preparation.

The invention discloses a continuous cropping resistant high-yield agent for fruits and vegetables and relates to a continuous cropping resistant fruit and vegetable high-yield cultivation technology. The agent comprises castor seed cakes, tobacco straws, shell powder, bacillus subtilis, verticillium chlamydosporium, vitamins B1, B6 and B12, magnesium amino acid chelate, amino acid chelating boron, zinc amino acid chelate, iron amino acid chelate, copper amino acid chelate, manganese amino acid chelate, molybdenum amino acid chelate, nitrate, alanine, cysteine, threonine, arginine, glycine and choline chloride. The continuous cropping resistant high-yield agent has the beneficial effects that under the synergistic effect of all the raw materials of the formula, the problems of severe continuous cropping such as lack and unbalance of nutrition, frequent pest disease and reduction of yield which are caused by continuous cropping of the fruits and the vegetables can be fundamentally solved; meanwhile, the problems of high-toxicity pesticides in the fruits and the vegetables and pollution to the soil and the environment can be solved; harm to the health of a human body and the environment can be greatly relieved; really green and harmless fruits and vegetables can be produced.

The invention discloses a peanut continuous cropping high-yielding agent, relating to a peanut continuous cropping disease-resistant high-yielding technology. The peanut continuous cropping high-yielding agent comprises the following components in percentage by weight: 30-40 percent of humic acid, 25-35 percent of grass carbon, 10-20 percent of calcium sulfate, 5-8 percent of magnesium sulfate, 3-5 percent of zinc sulfate, 3-5 percent of manganese sulfate, 5-8 percent of ferrous sulfate, 3-5 percent of borax, 1-2 percent of rare earth nitrate, 0.1-1.5 percent of ammonium molybdate, 0.5-3 percent of Chinese azalea flower, 0.5-3 percent of marigold, 0.3-1.5 percent of ningnanmycin (8 percent in concentration), 1-2 percent of verticillium chlamydosporium and 1-2 percent of bacillus subtilis. The peanut continuous cropping high-yielding agent has the advantages that by comprehensively applying organic matters, cellulose, humic acid, trace elements, soil conditioners and root nodule growth nitrogen fixation agents, soil is improved, nutrients are balanced, the fertilizer effect is improved, the soil environment is improved, and a good soil-fertilizer condition is provided for the healthy growth of peanuts. Meanwhile, by applying the Chinese azalea flower and the marigold serving organic insecticides, the ningnanmycin serving as a bactericide, the verticillium chlamydosporium agent serving as a buster of threadworms and the bacillus subtilis serving as a microbial agent, insect pests are killed, diseases are eliminated, a growing and breeding environment for soil beneficial bacteria is established, the flora advantage of the soil is improved, peanut plants are robust, and high continuous cropping yield is achieved.

The invention discloses a preparation method of an organic watermelon continuous cropping high-yield composite bacterial fertilizer, relating to the organic watermelon continuous cropping high-yield cultivation technology. The raw materials include turf, biogas residue, plant ash, enzyme microorganism, boron-magnesium fertilizer, zinc sulfate, ammonium molybdate, hydnocarpus anthelmintica, pomegranate root peel, tripterygium wilfordii, ningnanmycin, bacillus subtilis, verticillium chlamydosporium and choline chloride. The method disclosed by the invention has the beneficial effects that through the synergistic effect of the raw materials, the problems of serious watermelon growth obstacle such as nutrient (especially organic matters, trace elements and the like) lack and imbalance, frequent occurrence of pest and disease damage and germ damage, drop of quality and output and the like caused by continuous cropping of watermelons can be fundamentally solved. Meanwhile, by adopting multiple beneficial bactericides and Chinese herbal medicine organic insecticides instead of high-toxicity high-persistent pesticides, the harm to physical health and environment is avoided and reduced, and organic watermelons which are really green and pollution-free and have pure taste and high sweetness are produced. By adopting the scientific formula, the continuous cropping diseases of watermelons can be effectively treated, and high quality and high output still can be obtained through continuous cropping of watermelons.

The invention relates to the technical field of a pesticide composition for preventing and controlling nematode. The pesticide composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is chitooligosaccharide; the active ingredient B is any one or a combination of any two or three of verticillium chlamydosporium, emamectin benzoate and lythidathion. The formula of the pesticide composition has the advantages of synergistic interaction, reasonable proportion and particularly good prevention and control effect on crop nematode and economic forest nematode.

The present invention relates to the method of raising the growth and propagation ability of fungus in soil, and belongs to the field of pesticide technology. The nutritive matter of molasses, corn slurry, corn cob, manioc powder, sweet potato powder, soybean powder, crop straw, glucose, cane sugar, starch, palmic acid, starch, citric acid or their mixture in any ratio is diluted to 10-100 times, and mixed with verticillium chlamydosporium in the volume ratio of 1-50, and the mixture is let stand at 18-30 deg.c for 20-50 hr before applied in soil. The present invention can raise the growth and propagation ability and thus plant eelworm preventing and treating effect in field of verticillium chlamydosporium in biological preparation.

The invention relates to nematicide granules with sawdust as a carrier and a preparation method thereof. The granules comprise the following components in percentage by weight: 1-30 percent of active ingredient, 2-30 percent of stabilizer, 5-20 percent of solvent and 60-80 percent of sawdust, wherein the active ingredient is one or more of fosthiazate, abamectin, verticillium chlamydosporium, paecilomyces lilacinus and the like. The granules have the advantages of large adsorption capacity, long acting time, capability of improving soil conditions, rich sawdust rich, no limitation to resource and high convenience in use.

The invention relates to a method for producing granules for killing nematodes by using biomass particle carbon as a carrier. The granules comprise the components in percentage by weight: 5-15 percent of active ingredient, 2-10 percent of stabilizer, 5-15 percent of solvent and 70-80 percent of biomass particle carbon, wherein the active ingredient is one or more types of fosthiazate, abamectin, verticillium chlamydosporium and the like. The granules has great adsorption capacity and long action time, is capable of improving soil conditions, and is rich in source of raw materials, free of resource constraints and very convenient to use.

The invention relates to a nematicidal composition containing verticillium chlamydosporium and Paecilomyces lilacinus and a preparation method thereof. The nematicidal composition consists of the verticillium chlamydosporium and the Paecilomyces lilacinus, and also comprises a solvent, an aid and a stabilizer. The nematicidal composition comprises the following components in percentage by weight: 0.1 to 10 percent of verticillium chlamydosporium, 0.1 to 20 percent of Paecilomyces lilacinus, 1 to 15 percent of stabilizer, 5 to 15 percent of solvent, 1 to 10 percent of aid and 60 to 90 percent of carrier. The verticillium chlamydosporium and the Paecilomyces lilacinus are combined to achieve a synergistic effect, and a nematicidal effect is better; the verticillium chlamydosporium and the Paecilomyces lilacinus are bacterial parasites for nematode, a biocontrol technique is used, and is environment-friendly and safe, and problems that the nematode has resistance to pesticides, a development cycle for a new pesticide is long and the like are solved; and the verticillium chlamydosporium and the Paecilomyces lilacinus can promote the growth of plants to achieve effects of increasing production and value.

The invention relates to a bacterial strain for preventing and treating soil-borne fungal diseases of peanuts in continuous cropping and a fungicide of the bacterial strain, wherein the bacterial strain is Pseudomonas protegens, and is assigned with the accession number of CGMCC No.11539. The 16s rRNA base sequence of the bacterial strain is shown as SEQ ID No:1. The bacterial strain has high activity in generating chitinase (degrading cell walls of pathogenic bacteria hyphae), and has the obvious degrading capacity for various soil-borne fungous pathogenic bacteria mycelia, such as fusarium, rhizoctonia and verticillium chlamydosporium. For the fungicide provided by the invention, the seed dressing use amount is only 20-30 kg / mu normally, the fungicide can be used for effectively preventing and treating the soil-borne fungous diseases, such as root rot, damping off and southern blight frequently occurring in peanuts continuously planted in dry fields, the control effect achieves 55% or above, in addition, the bacterial strain has the advantages of small use amount, wide antimicrobial spectrum, obvious yield-increasing effect and the like, so that the influence of the soil-borne diseases on the yield loss of the peanuts in continuous cropping is effectively alleviated.

The invention provides a Verticillium chlamydosporium microbial inoculant, and a protective agent and a preparation method thereof. The microbial inoculant contains the protective agent. The protective agent contains the following raw materials in parts by weight: 30-50 parts of zeolite powder, 15-25 parts of humic acid, 25-45 parts of corn starch, 0.2-2 parts of sucrose, 0.1-1.5 parts of sodium chloride, 0.1-1.2 parts of Tween 80 and 0.01 part of chloramphenicol. The preparation method comprises the following steps: uniformly mixing Verticillium chlamydosporium hyphae and the protective agent, granulating by a double-mold quick granulator, and drying to obtain the Verticillium chlamydosporium microbial inoculant. The protective agent can effectively prolong the effective period of Verticillium chlamydosporium. The prepared Verticillium chlamydosporium microbial inoculant has the advantages of favorable stability, long expiration date, easy preservation and low efficacy loss tendency, and can be widely used for treating root knot nematode disease of crops and promoting crop growth.

The invention provides a compound preparation for control of root knot nematode and a preparation method thereof. The compound preparation includes Verticillium chlamydosporium bacteria liquid, Bacillus subtilis bacteria liquid, Bacillus pumilus bacteria liquid, abamectin and an additive. The invention provides the compound preparation for control of root knot nematode and the preparation method thereof. The microbial and biological agents are combined effectively to delay pest resistance and avoid the use of pesticide while ensuring the drug effect, so as to reduce the cost and pollution to the environment.

The invention belongs to the field of biological prevention and control on crop insect damage and provides a microbial preparation for inhibiting root-knot nematode. The preparation is formed by mixing bacterial liquids of streptomyces avermitilis, paecilomyces lilacinus, verticillium chlamydosporium and Bacillus sphaericus and glycerol. The invention also provides a production method and an application effect of the microbial preparation for inhibiting the root-knot nematode. The microbial preparation comprises viable bacteria of which the number is greater than 2,500 millions per milliliter, wherein the viable bacteria comprise the streptomyces avermitilis, the paecilomyces lilacinus, the verticillium chlamydosporium and the Bacillus sphaericus. After the microbial preparation is prepared into soil, eggs of the root-knot nematode are killed by metabolites generated in the continuous growth and reproduction activity process of the viable bacteria, so that a granular structure of the soil is improved, the utilization rate of a fertilizer is improved and an effect of increasing both production and income is achieved.

The invention discloses a composite microbial porous material for inhibiting saline-alkali soil from salinization and application of the composite microbial porous material. The composite microbial porous material is composed of composite microorganisms and a porous material. The raw materials comprise the following components in parts by weight: 20-30 parts of the composite microorganisms and 70-80 parts of the porous material. Complex microbial inoculants comprise tarlaromyces flavum, trichothecium roseum, verticillium chlamydosporium, trichoderma viride, lactobacillus acidophilus and bacillus subtilis. When the composite microbial porous material is applied, the composite microbial porous material is uniformly scattered on the surface of saline-alkali soil, and then ploughing is performed. When the composite microbial porous material is applied to saline-alkali soil, the growth of crops planted in the saline-alkali soil can be promoted, the crop yield can be increased, the salt content and pH value of the saline-alkali soil can be reduced, and the physical and chemical properties and ecological environment of the saline-alkali soil can be improved.

A specific molecular marker of verticillium chlamydosporium ZK7 strain and its application are disclosed. The RAPD PCR amplification is used for molecular fingerprint analysis and comparison of said ZK7 strain, different reference strains and the fungus frequently encountered in soil to obtain the RAPD specific DNA fragments Vc 1200 and Vc 2000, which are then recovered, purified, cloned and sequenced. The specific primer SCAR-PCR is designed for PCR amplification. Said Vc 1200 and Vc2000 are marked by digoxin to obtain hybridization probes, which are used for the spot hydridization with the DNA extracted from the soil where the ZK7 strain is applied, so specifically detecting if there is ZK7 strain in soil and its quantity.

The invention discloses a complex microbial inoculant for preventing and treating root-knot nematodes by using biocontrol bacteria and a preparation method thereof. The complex microbial inoculant forpreventing and treating root-knot nematodes by utilizing biocontrol bacteria comprises yeast and verticillium chlamydosporium. When the complex microbial inoculant is applied to tomato planting as abase fertilizer, the incidence of root-knot nematodes can be significantly inhibited.

The invention provides a plant healthcare agent special for treating root nematodes, and preparation and application methods of the plant healthcare agent. The plant healthcare agent special for treating the root nematodes comprises EM bacteria, verticillium chlamydosporium, potassium fulvate, rooting powder, chitosan oligosaccharide and trace elements. The components are reasonable, the root nematodes can be effectively prevented, and the nutrition is rich. Nutrition ingredients necessary to plant growth can be provided, the resistance of a plant can be improved, the disease resistance of the plant can be effectively improved, and the quality of the plant is improved. The preparation method of the plant healthcare agent special for treating the root nematodes is simple and practicable, high in production efficiency, low in application cost, simple in operation, easy to implement, stable in quality of a product, convenient to apply, good in adaptability, and high in popularization and application value.

The invention discloses a quick-acting biological pesticide aqueous solution. The quick-acting biological pesticide aqueous solution comprises the following substances in parts by weight: 5 to 19 parts of polyhedrosis virus, 20 to 28 parts of bergamot oil, 5 to 8 parts of ethylicin, 11 to 14 parts of flavonoid, 35 to 61 parts of matrine, 11 to 16 parts of verticillium chlamydosporium, 6 to 9 parts of iuyangmycin powder, 20 to 30 parts of stem oil, 3 to 7 parts of propiconazole, 5 to 16 parts of diammonium phosphate, 4 to 14 parts of Tween 80, 25 to 34 parts of hirsutella thompsonii fisher powder, 35 to 40 parts of choline chloride, and 80 to 95 parts of water. The quick-acting biological pesticide aqueous solution has a good effect, a quick-acting property, and a plurality of effects of adjusting crop growth, killing pests, dispelling pests, killing bacteria and resisting viruses, and is particularly safe and environment-friendly, and high in quick-acting efficacy by taking water as a solvent.

The invention discloses a microbial decomposition agent and an organic fertilizer for improving saline-alkali soil. The microbial decomposition agent is prepared from aspergillus griseus, tarlaromycesflavus, aspergillus niger, trichoderma harzianum, verticillium chlamydosporium and bacillus licheniformis. The preparation process of the organic fertilizer comprises the following steps: 1) adding adecomposition agent into clear water, mixing to form a suspension, uniformly spraying the suspension on the surfaces of organic fertilizer particles, and controlling the water content of the organicfertilizer particles to be less than or equal to 20%; (2) preserving the organic fertilizer particles treated in the step (1) at the temperature of 10-30 DEG C, and drying the organic fertilizer particles in a shade place when white hyphae grow on the surfaces of the organic fertilizer particles; and 3) when the white hypha turns black, finishing the production of the organic fertilizer for improving the saline-alkali soil. The microbial decomposition agent disclosed by the invention can increase microorganisms in the organic fertilizer, and the organic fertilizer treated by the microbial decomposition agent can promote the growth of crops planted in saline-alkali soil, reduce the pH value of the saline-alkali soil and improve the physical and chemical properties of the soil.

The invention discloses an agricultural microbial insecticide, which is composed of the following substances (by weight): 100-150 parts of lactic acid bacteria powder, 100-150 parts of nitrobacteria powder, 3-6 parts of rhizobium powder, 2-3 parts of tomatidine, 3-8 parts of uniflower swisscentaury root, 10-15 parts of Chinese magnoliavine, 6-15 parts of cordate houttuynia, 20-50 parts of tobacco, 3-8 parts of folium artemisiae argyi, 15-25 parts of herba andrographitis, 2-5 parts of beauveria bassiana, 1-3 parts of metarhizium anisopliae, 1-6 parts of Aschersonia sp, 9-15 parts of Verticillium chlamydosporium, 8-15 parts of Tripterygium wilfordii Hook f, 10-15 parts of Strychnos ignatii, 10-15 parts of purslane, 10-15 parts of Radix Hemsleyae, 10-15 parts of gingivalis powder and the rest of water. The microbial insecticide is a novel, efficient, pertinent, residue-free, pollution-free and nuisance-free pesticide which has no secondary toxicity and keeps ecological balance. The product provides an important guarantee for realizing ecological agriculture, green ecological agriculture and green enterprise.

The invention discloses a bio-organic fertilizer capable of improving saline-alkali soil. The bio-organic fertilizer is mainly prepared from raw materials consisting of a complex microbial inoculant,animal waste and molasses. The complex microbial inoculant comprises aspergillus glaucus, tarlaromyces flavus, trichothecium roseum, trichoderma koningii and verticillium chlamydosporium. The bio-organic fertilizer is prepared by uniformly mixing the main raw materials, then adjusting the water content of the mixed material to 30-80%, and carrying out facultative fermentation at a temperature higher than 10DEG C for 10-60 days. The bio-organic fertilizer can promote the growth of crops planted in saline-alkali soil, reduce the salt content of the saline-alkali soil, and improve the soil physicochemical properties and ecological environment of the saline-alkali soil.

The invention provides a microbial soilimprover containing furnace ash and application thereof. The microbial soil improver is prepared by mixing complex microbial inoculants, molasses, urea, wheat middling and the furnace ash. The complex microbial inoculants are composed of aspergillus glaucus, tarlaromyces flavus, trichothecium roseum, trichoderma harzianum, verticillium chlamydosporium, lactobacillus plantarum, saccharomyces cerevisiae and bacillus subtilis. The microbial soil improver is prepared by mixing the following components in parts by weight: 0.1-5 parts of the complex microbial inoculants, 2-5 parts of the molasses, 1-5 parts of the urea, 2-5 parts of the wheat middling and 75-95 parts of the furnace ash. The invention further provides application of the microbial soil improver. 20-6000 kg of the microbial soil improver is applied to per mu of soil before crops are planted in the soil.

The invention discloses a preparation method of an organic watermelon continuous cropping high-yield composite bacterial fertilizer, relating to the organic watermelon continuous cropping high-yield cultivation technology. The raw materials include turf, biogas residue, plant ash, enzyme microorganism, boron-magnesium fertilizer, zinc sulfate, ammonium molybdate, hydnocarpus anthelmintica, pomegranate root peel, tripterygium wilfordii, ningnanmycin, bacillus subtilis, verticillium chlamydosporium and choline chloride. The method disclosed by the invention has the beneficial effects that through the synergistic effect of the raw materials, the problems of serious watermelon growth obstacle such as nutrient (especially organic matters, trace elements and the like) lack and imbalance, frequent occurrence of pest and disease damage and germ damage, drop of quality and output and the like caused by continuous cropping of watermelons can be fundamentally solved. Meanwhile, by adopting multiple beneficial bactericides and Chinese herbal medicine organic insecticides instead of high-toxicity high-persistent pesticides, the harm to physical health and environment is avoided and reduced, and organic watermelons which are really green and pollution-free and have pure taste and high sweetness are produced. By adopting the scientific formula, the continuous cropping diseases of watermelons can be effectively treated, and high quality and high output still can be obtained through continuous cropping of watermelons.

The invention relates to a nematicidal composition containing verticillium chlamydosporium and Paecilomyces lilacinus and a preparation method thereof. The nematicidal composition consists of the verticillium chlamydosporium and the Paecilomyces lilacinus, and also comprises a solvent, an aid and a stabilizer. The nematicidal composition comprises the following components in percentage by weight: 0.1 to 10 percent of verticillium chlamydosporium, 0.1 to 20 percent of Paecilomyces lilacinus, 1 to 15 percent of stabilizer, 5 to 15 percent of solvent, 1 to 10 percent of aid and 60 to 90 percent of carrier. The verticillium chlamydosporium and the Paecilomyces lilacinus are combined to achieve a synergistic effect, and a nematicidal effect is better; the verticillium chlamydosporium and the Paecilomyces lilacinus are bacterial parasites for nematode, a biocontrol technique is used, and is environment-friendly and safe, and problems that the nematode has resistance to pesticides, a development cycle for a new pesticide is long and the like are solved; and the verticillium chlamydosporium and the Paecilomyces lilacinus can promote the growth of plants to achieve effects of increasing production and value.

The invention discloses a peanut continuous cropping high-yielding agent, relating to a peanut continuous cropping disease-resistant high-yielding technology. The peanut continuous cropping high-yielding agent comprises the following components in percentage by weight: 30-40 percent of humic acid, 25-35 percent of grass carbon, 10-20 percent of calcium sulfate, 5-8 percent of magnesium sulfate, 3-5 percent of zinc sulfate, 3-5 percent of manganese sulfate, 5-8 percent of ferrous sulfate, 3-5 percent of borax, 1-2 percent of rare earth nitrate, 0.1-1.5 percent of ammonium molybdate, 0.5-3 percent of Chinese azalea flower, 0.5-3 percent of marigold, 0.3-1.5 percent of ningnanmycin (8 percent in concentration), 1-2 percent of verticillium chlamydosporium and 1-2 percent of bacillus subtilis. The peanut continuous cropping high-yielding agent has the advantages that by comprehensively applying organic matters, cellulose, humic acid, trace elements, soil conditioners and root nodule growth nitrogen fixation agents, soil is improved, nutrients are balanced, the fertilizer effect is improved, the soil environment is improved, and a good soil-fertilizer condition is provided for the healthy growth of peanuts. Meanwhile, by applying the Chinese azalea flower and the marigold serving organic insecticides, the ningnanmycin serving as a bactericide, the verticillium chlamydosporium agent serving as a buster of threadworms and the bacillus subtilis serving as a microbial agent, insect pests are killed, diseases are eliminated, a growing and breeding environment for soil beneficial bacteria is established, the flora advantage of the soil is improved, peanut plants are robust, and high continuous cropping yield is achieved.

The invention discloses a composite microbial agent coated biological compound fertilizer and a preparation method thereof. The compound fertilizer is prepared from, by weight, 5-15 parts of compoundmicroorganisms, 400-700 parts of animal waste, 1-10 parts of diammonium phosphate, 1-5 parts of urea and 1-10 parts of potassium phosphate; and the compound microorganisms comprise Candida tropicalis,Bacillus subtilis and Verticillium chlamydosporium. The composite microbial agent coated biological compound fertilizer comprises the Candida tropicalis, Bacillus subtilis and Verticillium chlamydosporium, the Candida tropicalis and Bacillus subtilis can significantly enhance the inhibition effect of Verticillium chlamydosporium on root-knot nematodes. When the composite microbial agent coated biological compound fertilizer is applied to tomato planting as a base fertilizer, the incidence of root-knot nematodes can be significantly inhibited, and high tomato fruit yield can be maintained.