190results about How to "Suppression of soil borne diseases" patented technology

The invention relates to the field of environmental protection and discloses a soil conditioner, as well as a preparation method and application thereof. The soil conditioner comprises raw materials in parts by weight: 50 to 60 parts of wood fibers, 14 to 18 parts of biochar, 25 to 30 parts of humus, 3 to 6 parts of polysaccharide, 1 to 3 parts of seaweed essence, 0.001 to 0.005 part of Trichoderma and 0.001 to 0.005 part of nitrogen fixation bacteria. The invention also discloses a preparation method, the application and a using method of the soil conditioner, the soil conditioner has the advantages of improving soil physical and chemical properties and promoting the turf forming performance of plants, and the preparation and application methods are simple and convenient, so that the popularization and application are facilitated.

The invention relates to a method for producing water-soluble fertilizers, in particular to a method for producing the water-soluble fertilizers with biochemical humic acid. The method is characterized by including matrix fermentation, concentrated liquor preparation and finished product preparation: firstly, weighing prepared concentrated liquor; secondly, adding modifiers, heating and stirring the liquor in the whole process, controlling the temperature to range from 40 DEG C to 60 DEG C, and cooling the liquor to be below 30 DEG C after reaction to obtain the fertilizers; and thirdly, packaging the fertilizers. The mass ratio of the concentrated liquor, the modifiers and inorganic auxiliary materials is (55-80): (0.1-2): (20-45). The method is simple in manufacture, easy in operation and high in actionability, solves the problem of water solubility of organic fertilizers, provides nutrition, improves soil, prevents diseases and insect pests, and integrates the effects of fertilizer supplementation, bacterium resistance and disease resistance. The fertilizers have balanced nutrition, stable state and persistent fertilizer effects, crop yield can be remarkably improved, the quality of agricultural products is improved, and soil fertility is enhanced.

The invention provides a continuous cropping resisting biological organic and inorganic compound fertilizer, which mainly contains a multifunctional compound bactericide, an agricultural organic waste fermenting material and an inorganic nutrient additive. The invention also provides a preparation method of the compound fertilizer, comprising the following steps of: respectively preparing the multifunctional compound bactericide, the agricultural organic waste fermenting material and the inorganic nutrient additive; mixing the agricultural organic waste fermenting material, the inorganic nutrient additive and a fertilizer filler according to a certain proportion, crushing to prepare a compound carrier, spraying the multifunctional compound bactericide on the surface of the compound carrier, uniformly mixing and pelleting. The continuous cropping resisting biological organic and inorganic compound fertilizer has chemical nutrients, long-acting of organic fertilizer and biological fertilizer and the function of improving soil, prevents the continuous cropping obstacles through adjusting the micro-ecological environment of soil and has the advantages of low cost, good fertilizer efficiency, high increase production, no pollution and good economic benefit.

The invention discloses organic fertilizer for hesperidium aurantium. The organic fertilizer is prepared from the following raw materials in parts by weight: 100 to 120 parts of tobacco powder, 40 to 50 parts of mushroom residue, 40 to 50 parts of human and livestock excrement, 30 to 40 parts of earthworm cast, 30 to 40 parts of animal feather, 30 to 40 parts of peat, 20 to 30 parts of rice bran, 20 to 30 parts of leguminous plant straw, 10 to 15 parts of citrus branch and leaf, 5 to 10 parts of citrus peel, 5 to 10 parts of citrus seed, 10 to 15 parts of tea seed shell, 20 to 30 parts of plant ash, 10 to 20 parts of shrimp and crab shell powder, 8 to 10 parts of egg shell powder, 5 to 10 parts of leaf of phoenix tree, 5 to 10 parts of leaf of camphor tree, 10 to 15 parts of sepiolite powder, 10 to 15 parts of tourmaline powder and 0.1 to 0.3 part of a microorganism bacterium agent. The invention further discloses a manufacturing method of the organic fertilizer for the hesperidium aurantium. The organic fertilizer for the hesperidium aurantium, disclosed by the invention, has a good fertilizer effect and can be used for effectively improving the yield and quality of the hesperidium aurantium.

The invention discloses a plug seedling substrate of tomatoes and a preparation method. Peat is taken as the material; excrements of livestocks are taken as earthworm foodstuff; environment suitable for the growth of earthworms is provided; wormcast which is processed and generated by the earthworms is sieved to obtain wormcast compost with the grain size being 1-4mm; and the peat and the wormcast compost are fully mixed; mineral materials with a certain fineness such as expandable vermiculite, perlite and the like are added to improve the physical properties and the buffer performance of the substrate to generate a novel tomato seedling substrate. The percent by volume of various components are that the peat accounts for 15-25%, the wormcast compost accounts for 55-65%, the expandable gardening vermiculite accounts for 5-15% and the perlite accounts for 5-15%. The plug seedling substrate disclosed by the invention has the advantages of simplicity in preparation method, richness in resource, low cost of materials, turning waste into wealth, reducing environmental pollution and sufficient nutrient. The plug seedling substrate is used for the plug seedling of tomatoes, eliminates top application during seedling raising, improves the quality of tomato seedlings and reduces the pesticide application. Thus, the seedling quality is ensured, the cost and the labor are saved and the survival and the high-quality and efficient growth of the tomato seedlings, the yield and the construction of quality are ensured.

The invention discloses a degradable liquid film prepared by adopting wastes of tobacco fields and a use method of the degradable liquid film. The film comprises the following components in parts by weight: 82-97 parts of raw material, 17-25 parts of film-forming agent, 3-4 parts of plasticizer, 1.1-2.15 parts of crosslinking agent, 0.03-0.05 parts of initiator and 0.1-0.2 parts of pH (potential of Hydrogen) regulating agent, wherein during dilution spraying, 0.1-0.2 parts of microelement fertilizer and 0.01-0.05 parts of botanical disease-preventing pest-controlling medicament can be added; and the raw material comprises one or more of fermenting waste liquor of the wastes of the tobacco fields, lignin sulfonate, modified starch, humic acid and carboxymethyl cellulose. The film disclosed by the invention is simple in process, safe and friendly to environment, lasting in effect, convenient to use and low in cost and labour intensity and has the advantages that the wastes of the tobacco fields are turned into treasure; the produced liquid mulching film has no adverse effect on crop growth environments such as soil underground water and soil; after the film is degraded, the organic content of the soil can be increased, the granular structure of the soil is improved and the soil-borne disease is inhibited; and the film formed after spraying is strong in ground adhesion and has a good heat preserving effect and moisture preserving effect.

The invention relates to a microbiological preparation capable of improving soil continuous cropping obstacle and production method thereof, characterized in that: the object strain is bred using theleach solution of the sampling soil using fermentation technology of liquid high-speed culture and solid amplification culture and the strain is mainly selected from synthetic microbes absent in the greenhouse soil and a stable system is formed in the soil and simultaneously a special substrate carrier ensures the soil permeable and loose and is convenient for the growth of aerobic beneficial microbes and capable of relatively completely solving or preventing soil continuous-cropping puzzle from aspects of soil-borne disease prevention, soil improvement and forpadion of stable beneficial microbes ecology soil system. The microbiological preparation is a novel microbe agricultural technique product.

The invention relates to a highly-active humic acid microbial inoculant. The highly-active humic acid microbial inoculant comprises 0.2-5% of an inoculant, 95-99.8% of an auxiliary material, and 0.01-0.3% of an activator; the inoculant comprises 50-70% of an endotrophic inhibition bacterium and 30-50% of a beneficial synergistic bacterium; and the auxiliary material comprises 50-80% of an organic material and 20-40% of active humic acid. The microbial inoculant has the characteristics of reasonable compatibility of florae, large quantity of beneficial bacteria of a product, high biological activity, stable effects, and lasting fertilizer efficiency, has disease control and growth promotion effects, can be used for producing green and organic vegetables as a typical good product, can improve the soil fertility when applied to soil, degrades pesticide residual in soil, inhibits soil borne diseases, performs a replant resistance, promotes the absorption of plants to nutritional elements, improves the fertilizer utilization rate, enhances the immunities of the plants, enhances the stress resistances of the crops, promotes the root development, and finally improves the output and quality of the crops.

The invention provides probiotics used for agricultural planting and a preparing and using method thereof. The problem that in the prior art, chemical fertilizer, pesticides, hormones and the like are used for a long time, and consequently the farmland ecological environment is destroyed is solved. The probiotics used for agricultural planting is mainly composed of trichoderma strains, saccharomycetes, bacillus subtitles, photosynthetic bacteria and actinomycete. The probiotics used for agricultural planting has the beneficial effects that soil is improved, hardening is eliminated, soil-borne diseases are inhibited, the continuous cropping barrier is avoided, the disease resistance of plants is improved, the fertilizer utilizing rate is increased, the fertilizer using amount is reduced by 30-50%, photosynthesis is enhanced, crop roots are developed, the emergence rate is increased, seedlings are regular and strong, the yield is increased, quality is improved, pesticide residues are reduced, and the heavy metal content is reduced.

The invention discloses a wood-vinegar-containing biological compound fertilizer. The biological compound fertilizer is mainly prepared from the following raw materials in parts by weight: 10-15 parts of microbial inoculant, 20-30 parts of urea, 5-10 parts of diammonium phosphate, 10-20 parts of potassium chloride, 4-8 parts of calcium magnesia phosphate fertilizer, 10-15 parts of biochar, 1-3 parts of nano titanium dioxide, 0.5-1.5 parts of zinc sulfate, 0.2-1 part of copper sulfate and 2-5 parts of wood vinegar. The biological compound fertilizer is capable of enhancing the utilization ratio of the fertilizer, saving the raw materials and increasing the crop yield, and is also capable of supplying comprehensive nutrients required by crop growth, regulating plant growth and development, killing and resisting bacteria, expelling pests, effectively lowering the disease and pest morbidity and reducing the pesticide use.

The invention relates to a high-yield 'cellulose, hemicelluloses and lignin enzyme' straw decomposition additive and a preparation method thereof. The high-yield 'cellulose, hemicelluloses and ligninenzyme' straw decomposition additive comprises the following preparation raw materials: a cellulose, hemicelluloses and lignin enzyme mixture, plant materials, sugar and urea, wherein the cellulose, hemicelluloses and lignin enzyme mixture consists of cellulase bacillus subtilis fermentation liquor, a rhizopus oryzae fermentation substance and ligninase white-rot fungi fermentation liquor; the weight ratio of the cellulase bacillus subtilis fermentation liquor to the rhizopus oryzae fermentation substance to the ligninase white-rot fungi fermentation liquor is 3-7 to 5-10 to 5-10. By adoptingthe high-yield 'cellulose, hemicelluloses and lignin enzyme' straw decomposition additive provided by the invention, different bacterial florae can harmoniously coexist and be mutually promoted, an effect of complementary advantages can be achieved, the effective viable count can be increased, the enzyme yield can be increased, cellulose, hemicelluloses and lignin in crop straw can be rapidly andeffectively decomposed, and rapid treatment and circulation of straw biomass resources can be achieved.

The invention relates to a microbial agent for repairing garlic continuous cropping soil and a preparation method and application thereof. The microbial agent for repairing the garlic continuous cropping soil is prepared from, by weight, 15-35 parts of a streptomyces fradiae XFS spore mixture, 15-25 parts of an earthworm peptide-turfy soil mixture, 20-30 parts of wormcast, 15-25 parts of diatomaceous earth, 12-20 parts of grain bran, 5-12 parts of sodium alginate and 3-10 parts of potassium fulvic acid, wherein the number of effective viable bacteria of the microbial agent is 1.2-4.5 billion / g, the content of earthworm active peptide and amino acid is 2.5-5 wt%, and the content of organic matter is 40-60 wt%. The microbial agent can be used for repairing the garlic continuous cropping soiland can also be applied to vegetables, solanaceous fruits, melons, fruit trees and other crops, the application method is a base fertilizer mode or a topdressing mode, the microbial agent can also becompounded with organic fertilizer, compound fertilizer and organic and inorganic compounded fertilizer for use, and the application amount per mu is 10-100 Kg.

The invention belongs to the technical field of microbes, and discloses a strain bacillus subtilis SEM-9 from silkworm excrement and application thereof. The strain bacillus subtilis SEM-9 is collected in the Guangdong Microbial Culture Collection Center (GDMCC) on May 10, 2017; the collection number is GDMCC NO. 60169. The strain bacillus subtilis SEM-9 provided by the invention is from the silkworm excrement, is an autogenous bacterium in a silkworm-excrement composting process, is good in the cooperativity with silkworm-excrement organic fertilizer, can efficiently inhibit the generation of soil-borne diseases of blight and the like of a crop, and achieves the effects of preventing and treating a disease of the crop and improving the disease and insect pest resistance of the crop; therefore, the yield and the quality of the crop is improved. The strain bacillus subtilis SEM-9 can be used for preparing an antagonistic fusarium microbial bacterial agent or silkworm-excrement microbial bacterial fertilizer.

The invention relates to the field of soil microbiology, in particular to a microbial fertilizer for eliminating a continuous cropping obstacle and a preparation method thereof. The microbial fertilizer is prepared from the following raw materials in parts by weight: 4-10 parts of a bacterial liquid, 10-20 parts of an inorganic fertilizer and 70-85 parts of an organic fertilizer. The microbial fertilizer is prepared by scientifically mixing nitrogen-fixing bacteria, a phosphate-solubilizing microbial agent, an organic material decomposing microbial inoculum and an organic fertilizer. The microbial fertilizer plays a role in improving crop root system ecology under the actions of these fungi and optimizing a crop nutrient absorbing environment, so that continuous cropping crops grow normally, and the effect of increasing both production and income is achieved. The microbial fertilizer has the effects of improving soil, preventing soil-borne diseases, decomposing toxic substances in soil, promoting growth of plants and enhancing the stress tolerance of plants, and can be used for effectively eliminating the continuous cropping obstacles of crops.

The invention relates to a polyaspartic acid bacterial fertilizer and a production method and application thereof. The polyaspartic acid bacterial fertilizer comprises polyaspartic acid or salts thereof, bacillus megatherium, colloid bacillus, bacillus licheniformis, bacillus subtilis, humic acid, and amino acid. The polyaspartic acid bacterial fertilizer can be used for improving the soil, helping crops to absorb nutrient elements including nitrogen, phosphorus, potassium and trace elements, promoting the growth of roots, reducing contamination to environment, activating the soil and reducing the use amount of the fertilizer.

The invention discloses a special bio-organic fertilizer for economic crops, and in particular relates to an amino acid aroma-increasing fertilizer for tobacco, tea and vegetables. The invention adopts a technical proposal that 20 percent of microbial bacillus subtilis as an aroma-increasing microbial agent, 20 percent of bacillus natto, 20 percent of lactobacillus, 20 percent of yeast and 20 percent of aspergillus flavus are inoculated into a high-density fermentor system by single plant, propagated respectively and prepared into a solid or liquid aroma-increasing microbial agent, and then material additives with high the amino acid content are added to a bio-organic fertilizer and prepared into the amino acid aroma-increasing fertilizer. Due to a technique of adopting a unique high-density fermentation system for culture, the produced amino acid aroma-increasing fertilizer has the advantages of containing a great amount of amino acid and organic matters, greatly improving the aroma quality of tobacco, tea and vegetables, regulating the ecological balance of soil, inhibiting diseases and improving the quality of the economic crops.

The present invention relates to materials for preparing a bio-organic fertilizer. The materials comprise, by weight, 10-15 parts of urea, 10-30 parts of a potassium salt, 30-70 parts of an organic matter, 300-500 parts of plant solid waste, 20-35 parts of straw, 1-4 parts of a sulfate, 15-25 parts of humic acid, 0.1-1 part of borax, 0.01-0.5 part of ammonium molybdate monohydrate, and 0.5-3 parts of microorganisms. According to the present invention, the formula is reasonable, nutrients are balanced, soil-borne diseases are inhibited, fertilizer efficiency is strong and durable, the organic matter content in the product is more than 40%, the NPK total nutrient is more than 5%, the number of live bacteria is more than or equal to 20000000 / g, the fertilizer is rich in trace elements directly used by a variety of crops, soil organic matters can be increased, microorganism breeding is promoted, physical and chemical properties and biological activity of the soil are improved, and water retaining and fertilizer reservation capacity of the soil is increased.

The invention discloses a tomato plug seedling matrix and a preparation method thereof. Local peat is used as the material; poultry excrement is used as the earthworm feed; an environment suitable for the growth of earthworms is provided; the wormcast generated by processing the earthworm is sieved into wormcast compost of which the particle size is 1-4mm; the peat and the wormcast compost are uniformly mixed and mineral materials such as expansible vermiculite of certain fineness are added so as to improve the physical property and the buffer performance of the matrix and form the novel tomato plug seedling matrix. The volume percents of the components are that the peat is 5-15%, the wormcast compost is 55-65%, and the wormcast gardening compost is 25-35%. The tomato plug seedling matrix is simple in preparation method, rich in resource, cheap in material, less in environment pollution, abundant in nutrition and stable in property, and when the tomato plug seedling matrix is used for tomato plug seedling, the additional fertilization during the seedling period can be completely or partially avoided, the tomato seedling quality is improved, the pesticide application is reduced, labor and cost are saved while the seedling quality is ensured, and reliable guarantee is provided for the survival, the high-quality and high-efficient growth and the establishment of output and quality of transplanted tomato seedlings.

The invention relates to a bio-fertilizer which comprises the following active ingredients in percentage by weight: 5 to 69 percent of coal gangue, 5 to 69 percent of danty, 5 to 69 percent of peat soil, 5 to 30 percent of phosphorite powder, 1 to 30 percent of potassium mineral powder, 5 to 30 percent of defective flour, 5 to 30 percent of sweet potato powder, 0.1 to 5 percent of molasses and 0.1 to 1 percent of strain powder, is integrated with high efficiency, high effectiveness and functions of increasing the yield, improving the quality, improving the soil and restraining soil-borne disease, is low in cost, has zero residue and zero pollution, and has a good popularization and application prospect; and the process is simple.

The invention discloses a composite fermented microbial soil conditioner and a preparation method thereof. The composite fermented microbial soil conditioner comprises 10-20 ml of actinomycetes fermentation liquor, 10-30 ml of saccharomycetes fermentation liquor, 10-40 ml of lactobacillus fermentation liquor, 10-50 ml of bacillus fermentation liquor, 10-20 ml of photosynthetic bacteria fermentation liquor, 5-15 g of actinomycetes powder, 3-8 g of saccharomycetes powder, 5-15 g of lactobacillus powder, 10-30 g of bacillus powder, 3-8 g of photosynthetic bacteria powder and 50-100 kg of an organic material of which C: N= 20-25: 1. The invention provides the composite microbial agent which promotes fertility absorption in soil, improves physical and chemical properties of soil, improves soilcaking caused by a large amount of fertilization for a long time, increases the content of beneficial bacteria of the soil, increases the content of organic matters of the soil, promotes growth of root systems of plants, inhibits soil-borne diseases and improves disease resistance of crops and a preparation method of the composite microbial agent. The method is environmentally friendly, pollution-free, low-carbon, efficient, short in period, low in cost and simple to operate.

The invention discloses an organic fertilizer. The organic fertilizer is prepared from, by weight, 30-50 parts of chicken manure, 100-200 parts of pig manure, 150-250 parts of cow manure, 80-150 parts of sheep manure, 80-100 parts of peanut residues, 50-70 parts of plant ash, 30-50 parts of tobacco, 10-20 parts of a compound microorganism bacterium agent and 2-10 parts of organic microelements. The invention further discloses a preparation method of the organic fertilizer. The preparation method includes the steps of peppering the compound microorganism bacterium agent, preparing a mixture, performing fermentation, performing smashing and screening, adding a binder, performing granulation and the like. The organic fertilizer is stable in structure, reasonable in matching, diverse in function and free of toxic or side effects, has good application prospects in the planting industry, environmental protection and other fields, and can replace chemical fertilizer in agricultural production to be applied to planting agriculture and improve the quality and yield of products.

The invention provides a bio-fertilizer, comprising the following effective components in parts by weight: 5-55 parts of coal gangue particles, 5-50 parts of peat soil, 10-30 parts of coal ash, 5-15 parts of pond silt particles, 30-75 parts of plant ashes, 20-30 parts of straw powder, 15-55 parts of excrements of livestock and poultry and 0.1-5 parts of bacteria powder. The bio-fertilizer provided by the invention integrates yield increase, high efficiency, long acting, quality improvement, soil improvement and soil-borne disease inhibition, is low in cost, simple in process, free of a residue, and free of pollution, and has relatively good popularization and application prospects.

The invention discloses special fertilizer for improving the yield of hot peppers. The special fertilizer is prepared from the following raw materials in parts by weight: 7 to 11 parts of nitrogen fertilizer, 14 to 28 parts of phosphate fertilizer, 11 to 15 parts of potassium fertilizer, 4 to 10 parts of gypsum powder, 5 to 10 of plant ash, 30 to 50 parts of livestock manure, 15 to 25 parts of bean dregs, 20 to 30 parts of banana peel, 30 to 40 parts of biogas residues, 15 to 20 parts of hot pepper straws, 3 to 5 parts of biological bacteria and 1 to 3 parts of trace elements. The special fertilizer disclosed by the invention has the advantages of production increase, high efficiency, long-lasting effect, quality improvement, soil improvement, soil-borne disease inhibition, low cost, simple process, no residual and no pollution, and good popularization and application prospect.

The invention relates to the field of environment protection, and discloses a dangerous slope reinforcing and green returning device and method. The device comprises a steel wire net, anchor rods, outsoil, a soil improving fiber mixture, first vegetation seeds, second vegetation seeds and anti-erosion fiber mixture. After being mixed, the out soil and the soil improving fiber mixture are placed on the surface of a primary dangerous slope structure to form a secondary dangerous slope structure; the anti-erosion fiber mixture is placed on the surface of the secondary dangerous slope structure to form the dangerous slope reinforcing and green returning device. The invention further discloses a dangerous slope reinforcing and green returning method. The technical defects that during present dangerous slope reinforcing and green returning, cost is high, construction is complicated and complex, time and labor are wasted, and landslide easily happens during repairing can be effectively overcome.

The invention discloses bio-organic fertilizer produced from chicken manure and furfural residues. The bio-organic fertilizer is prepared from main raw materials including the chicken manure and the furfural residues through biological fermentation and following processing with various microbial strains as carriers. Laying hen manure is adopted as the chicken manure; the furfural residues are materials produced when furfural is produced from corncobs serving as a raw material; the microbial strains comprise a bacillus megatherium microbial agent, an American trichoderma harzianum microbial agent and paecilomyces lilacinus; the bio-organic fertilizer is prepared from raw materials in percentage by weight as follows: 55%-65% of laying hen manure, 30%-35% of furfural, 0.5%-1.0% of the bacillus megatherium microbial agent, 0.3%-0.5% of the American trichoderma harzianum microbial agent and 0.1%-0.5% of paecilomyces lilacinus. The invention also provides a preparation method of the bio-organic fertilizer produced from chicken manure and furfural residues. The bio-organic fertilizer can rapidly improve the activity of soil microorganisms, decompose heavy metals and inhibit soil-borne diseases, has indelible functions on development of crop root systems and control of disease and pest damage and has certain promotion and application value.

The invention discloses a fertilizer special for organic cultivation of Camellia oleifera and a preparation method thereof. The fertilizer comprises the following raw materials: soybean meal, a calcium magnesium phosphate fertilizer, a potassium-magnesium sulphate fertilizer, tea bran of Camellia oleifera, zinc sulfate heptahydrate, borax, etc. The fertilizer is prepared by the following steps: crushing, sieving, fermentation, stirring, and uniform mixing. The fertilizer comprises the following raw materials in percentages by weight: 25-75% of the soybean meal, 5-52% of the tea bran of Camellia oleifera, 6-23% of the calcium magnesium phosphate fertilizer, 9-19% of the potassium-magnesium sulphate fertilizer, 0.1-2% of zinc sulfate heptahydrate, and 0.1-2% of borax. The fertilizer has a scientific and reasonable formula, weight percentages of the raw materials are adjusted according to growth conditions for preparing the special-purpose fertilizer, in order to equalize nutrition of Camellia oleifera, improve better growth of Camellia oleifera, and improve soil environment as well as quality and oil output of Camellia oleifera; the fertilizer is safe and does not have pollution.

The invention discloses composite microbial fluid fertilizer. The composite microbial fluid fertilizer is prepared by using biogas fluid obtained by carrying out anaerobic fermentation on hen manures of laying hens as a main raw material, compounding urea, potassium dihydrogen phosphate and microbial flora, and then mixing, dissolving, filtering, weighing and packing; the microbial flora is prepared from bacillus subtilis microbial agent and trichoderma aureoviride; the composite microbial fluid fertilizer is mainly prepared from the following raw materials in percentage by weight: 89.3 to 91.8 percent of biogas fluid obtained by carrying out anaerobic fermentation on the hen manures of the laying hens, 4 to 5 percent of the urea, 4 to 5 percent of potassium dihydrogen phosphate, 0.3 to 0.4 percent of the bacillus subtilis microbial agent and 0.2 to 0.3 percent of the trichoderma aureoviride. The invention also provides a preparation method of the composite microbial fluid fertilizer. The composite microbial fluid fertilizer disclosed by the invention is higher in fertilizer efficiency and security; the activity of soil microorganism can be quickly improved, heavy metal is degraded, soil-borne diseases are inhibited, and an indelible effect on development of crop roots and prevention and control of plant diseases and insect pests is achieved; moreover, the composite microbial fluid fertilizer can be widely applied to water and fertilizer integrated planting on crops such as a variety of grain crops, economic crops, and fruits and vegetables, and also can be used as spraying and water-jetting fertilizer applied to foliage.

The invention provides a preparation method of a microbial growth promoter specially used for ecological planting of wild rice stems. The preparation method comprises the following steps: 1) preliminarily screening pseudomonas, azotobacter chroococcum, bacillus subtilis, methylomonas and streptomycete respectively from wild rice stem planting soil and respectively obtaining strains with high growth rates through further screening; 2) carrying out mixed culture on the strains obtained in the step 1) in a liquid culture medium to obtain mixed bacterium liquid; 3) carrying out solid enlarge culture on the mixed bacterium liquid in a solid enlarge culture medium to obtain an initial fermented product; and 4) drying the initial fermented product, adding matrix carriers and carrying out sieving and subpackaging, thus obtaining the microbial growth promoter. The inventors of the application improve existing wild rice stem planting methods and design the planting methods and fertilizer use according to the law of requirements of wild rice stems for fertilizers in the growth process, thus obtaining higher yield and high-quality fruit and increasing the economic benefits of planting.

The invention discloses a straw decomposition agent. An active ingredient of the straw decomposition agent is prepared from actinomycetes, trichoderma harzianum, saccharomyces and bacillus subtilis which are in the bacterial flora formation unit number ratio of (0.5 to 2): (1 to 2): (0.8 to 1.2): 1. According to the straw decomposition agent disclosed by the invention, all bacterial florae can harmoniously coexist and mutually promote so as to achieve the effect of having complementary advantages, and lignin, cellulose, hemicellulose and the like in crop straws can be effectively decomposed; the degradation time is short, the decomposition effect is stable, diseases and insect pests are eliminated effectively, and the straw decomposition agent has a decomposition effect at normal temperatures, so that the rapid treatment of organic materials and final resource-converting utilization are achieved; treated organic solid wastes are transformed thoroughly, embody good properties of improving soil, promoting growth and inhibiting soil-borne diseases and meanwhile are environmentally friendly and sanitary.

The invention discloses a method for planting Limonium sinense and improving the soil fertility in a coastal sandy saline-alkali land. The method improves the coastal sandy saline-alkali land by digging deep trenches, performing drainage, irrigation, and salt elimination, applying an improved sandy saline-alkali land organic fertilizer to soil, and planting the Limonium sinense. The method of theinvention has obvious improvement on the survival rate of the Limonium sinense and the quality of the flowers, and an outstanding improvement effect on the whole sandy saline-alkali land is; and the improvement process is green and environment-friendly. Accordingly, the method is an application technology that is worthy of promotion in a large area.