101results about How to "Improved soil" patented technology

The invention discloses a base fertilizer type eucalyptus ecological fertilizer, comprising an inorganic fertilizer, an organic fertilizer and a bonder. The effective ingredients of the inorganic fertilizer contains following elements in mass percents of: major elements of 0-7 percent of N, 0-10 percent of P2O5 and 0-4 percent of K; secondary elements of 0.35-9.50 percent of Mg, 0.80-19.00 percent of Ca and 1.85-5.00 percent of S; and trace elements of 0.020-0.05 percent of B, 0.020-0.050 percent of Zn and 0.00-0.05 percent of Cu. The organic fertilizer is prepared from ammonium sulfate type compound amino acid, humic acid and humates or peat soil, and organic materials. According to the base fertilizer type eucalyptus ecological fertilizer disclosed by the invention, the nutrition constituents requested by the eucalyptus young growth are sufficiently met; the soil is improved and the use ratio of a topdressing fertilizer is improved for follow-up application and topdressing; the wastage rate of the fertilizer is decreased; the plant resistance is enhanced, and the growth rate is improved; and the waste of the fertilizer and the environmental area-source pollution are reduced.

The invention discloses a biological pesticidal organic fertilizer which is prepared from the following components in a certain weight ratio: rapeseed meal, waste tobacco materials, wood chips, garlic stem, paulownia sawdust, Celastrus angulatus, patrinia, livestock and poultry manures, a biological bacterial preparation, zinc sulfate, magnesium sulfate, sodium molybdate and borax. The fertilizer prepared in the invention greatly reduces utilization amount of organic pesticides and fertilizers, is prepared from natural pure plant Chinese herbal medicines, poses no pollution to the environment and crops, has an effect on improving soil, is both a fertilizer for crops and a pesticide, can protect the original ecological environment and benefit the mankind, and represents general course of future agricultural development.

The invention discloses a method for control over the tobacco black shank. A soil improvement agent is added before soil is ploughed deeply in winter, organic-inorganic fertilizer is applied to a tobacco field before transplanting, stress resistance inducing substances are adopted for atomizing treatment before transplanting, in the transplanting process, an agent is used for root dipping, after transplanting, a biological agent is adopted for root irrigation, and at the initial stage of morbidity, a chemical agent is used for spraying, so that incidence and harm of the tobacco black shank are effectively controlled.

The invention provides a method for preparing a nitrogen/carbon-containing material by biomass pyrolysis and carbonization, which comprises the following steps: uniformly mixing biomass and a catalyst, and feeding the catalyst and biomass into a reactor together; in the reactor, heating to perform pyrolysis and carbonization reaction on the biomass organic material in the presence of gas containing reactive nitrogen compounds; and separating the catalyst from the solid product generated by the pyrolysis and carbonization, and collecting the residual solid after pyrolysis reaction to obtain the nitrogen/carbon-containing material.

The invention discloses a fertilizer special for green vegetables. The fertilizer is prepared from the following raw materials in parts by weight: 100 to 120 parts of poplar bark, 80 to 100 parts of sugarcane residues, 70 to 90 parts of corncob, 50 to 60 parts of medicine residues, 40 to 45 parts of acid sludges, 30 to 40 parts of saw dust, 30 to 40 parts of mushroom residues, 20 to 30 parts of tea grounds, 20 to 24 parts of inositol residues, 10 to 12 parts of amino acid residues, 20 to 25 parts of volcanic rock powder, 30 to 40 parts of monoammonium phosphate, 16 to 20 parts of urea, 14 to 18 parts of potassium chloride, 2 to 3 parts of polyvinyl alcohol, 6 to 9 parts of EM fungicide, 10 to 15 parts of soil conditioner and the balance of water. The fertilizer disclosed by the invention is a compound fertilizer generated by the stacking fermentation of domestic and industrial wastes comprising the poplar bark, the sugarcane residues, the corncob, the medicine residues, the acid sludges, the saw dust, the mushroom residues, the tea grounds, the inositol residues, the amino acid residues and the like as well as other materials. The fertilizer is rich in organic fertilizer, inorganic fertilizer and other various nutritions, thereby meeting the requirements of nutrient elements needed by the growth of the green vegetables. Therefore, the yield and the quality of the green vegetables are improved. The prepared fertilizer has the advantages of soil improvement, water and fertilizer retention and the like.

The invention belongs to the technical field of biodegradable materials, and particularly relates to a degradable rubber and plastic film and a preparation method thereof. The degradable rubber and plastic film with plant peel and shell, fibers, plant powder as raw materials is characterized in that the film is prepared from raw materials of plant peel and shells, plant fibers, plant powder, high-molecular polymer, a compatibilizing plasticizer, and a functional additive; the weight percents of the raw materials are: 5-15% of plant peel and shells, 4-10% of plant fibers, 30-70% of plant powder, 3-7% of high-molecular polymer, 17-40% of compatibilizing plasticizers, and 1-5% of functional additives; the functional additive is any one of or a mixture of any more than two of a smell removing agent, an insect resist agent, a preservative, and a defoamer, and when any more than two of the above are mixed, the ratio is arbitrary. The degradable rubber and plastic film of the invention has rubber and plastic physical and mechanical performance, and comprehensive functions of general rubber and plastics; the degradable rubber and plastic film prepared by the method has the characteristics of low cost and biodegradability.

The invention relates to an organic fertilizer with the attapulgite as a microbial carrier, and a preparation method thereof. According to the invention, bacillus bacteria are inoculated and fermented to obtain a bacillus bacterium solution. The bacillus bacterium solution and the attapulgite are prepared to obtain an attapulgite-biological bacterium complex microbial inoculum. After the sheep manure, the chicken manure, fried oil residues, the humic acid, the water, the urea and the attapulgite-biological bacterium complex microbial inoculum are fermented, phosphoric ore powders, sodium selenite and sodium borate are added to be stirred, dried, smashed or palletized to be prepared as products. The above organic fertilizer is high in both activity and fertilizer efficiency. Therefore, the soil is improved and the effect of increasing both production and income is realized. Meanwhile, the quality of plants and the disease resistance of plants are improved. Moreover, no chemical residue exists.

The invention relates to a soil nutrient protective agent for preventing harm of acid rain, and belongs to the technical field of environmental protection. The soil nutrient protective agent comprises 53-78% of natural alkalescent water, 11-25% of nutrients, 6-17% of synergistic ingredients and 2-8% of penetrants. The soil nutrient protective agent for preventing harm of acid rain can improve yield and quality of crops and nursery stock, can provide nutrients for and improve soil, can improve fertilizer efficiency of the soil, can promote virtuous cycle of nutrient elements and can prevent phenomena such as soil hardening, nutrient elements loss and the like, thereby especially being applicable to be sprayed on soil at plant roots. When the soil nutrient protective agent is in use, the nutrients are uniformly released and are unlikely to run away; a plant can obtain effective supplement of the nutrients during the whole growing process; and at the same time, acidity of the acid rain is neutralized, so as to greatly reduce the damage on the soil by the acid rain, so that the plant can grow vigorously, and has a developed root system, luxuriant leaves and completely filled fruits. Obvious effects can be obtained if the protective agent is used over a long term. The soil nutrient protective agent provided by the invention has the characteristics of wide application range, simple processing method and low raw material cost, and is easy and convenient to store and transport and safe to use.

The invention relates to a composite microbial fertilizer. The composite microbial fertilizer comprises, by mass, EM bacteria, 20-30 parts of aloe residues, 20-30 parts of tealeaf residues, 20-30 parts of bagasse, 5-10 parts of peanut bran and 5-15 parts of waste molasses. The invention also provides a preparation method and an application of the composite microbial fertilizer. The composite microbial fertilizer fully utilizes agriculture wastes, provides sufficient nutrients for crops, and has soil improving, economic benefit increasing and pest eliminating effects.

The invention provides a dedicated peanut fertilizer for maize-peanut intercropping. The dedicated peanut fertilizer is prepared from the following raw materials by weight: 323 parts of 0.5% polymer-coated urea, 75 parts of urea, 311 parts of double superphosphate, 250 parts of potassium sulfate, 260 parts of decomposed, fermented deodorized and dried livestock excrement, 10 parts of zinc sulfate, 10 parts of ammonium molybdate, 10 parts of magnesium sulfate, 10 parts of borax, 70 parts of humic acid, and 3 parts of an NAM additive. According to the absorption and utilization rule of main nutrients of peanuts in a maize-peanut intercropping system, different slow-release and controlled-release materials are added into a common fertilizer, accurate compounding is carried out, the properties of soil are improved by utilizing an organic fertilizer and humic acid, so that the defect that the input cost of a controlled-release fertilizer is over high is solved, soil is improved, one-pass fertilizing for peanut sowing is realized, and fertilizer deficiency at a later stage can be avoided.

The invention discloses an organic-inorganic compound fertilizer for lotus root. The organic-inorganic compound fertilizer comprises the following raw materials in parts by weight: 20-55 parts of compound urea, 10-35 parts of ammonium molybdate, 20-40 parts of monoammonium phosphate, 5-15 parts of potassium sulfate, 5-10 parts of potash magnesium sulphate fertilizer, 20-50 parts of bagasse, 20-60 parts of composted chicken dung, 5-18 parts of bean cake, 30-55 parts of cassava alcohol fermentation broth, 1.5-2.5 parts of calcium hydrophosphate, 0.5-1.5 parts of chitosan oligosaccharide, 0.04-0.09 part of forchior fennron, 0.1-0.7 part of diaminoferric xanthohumate, 0.4-0.95 part of EDTA chelated zinc, 0.05-0.09 part of fermented compound bacteria and 1-3 parts of a biological pesticide. The organic-inorganic compound fertilizer is good in slow-release effect, obvious in fertilizer effect and high in lotus root yield, can improve the soil structure, and is free of pollution to environment.

The invention discloses a method for improving tobacco-planting soil in a south purple soil drought sloping land. The method comprises the steps of selecting Crotalaria pallida as a green manure variety, planting the Crotalaria pallida in the tobacco-planting soil in the south purple soil drought sloping land or the tobacco-planting soil in the south purple soil drought sloping land after the harvesting of tobacco, and carrying out green manuring treatment after the harvesting of the Crotalaria pallida. According to the method disclosed by the invention, by planting the Crotalaria pallida for 4-5 months, more than 3000 kilograms per mu of fresh-grass yield green manure can be harvested, and the soil organic matters can be increased by 0.05%-0.1% through green manuring; meanwhile, the total amount of three class groups of microorganisms, namely fungus, bacteria and actinomycetes in the soil are substantially increased, the granular structure and the porosity of the soil are increased after a green manure is ploughed down, and the volume weight of the soil is reduced by 0.2g/cm<3>, namely, the viscosity hardening situation of the soil is improved; the yield and the quality of tobacco are obviously increased, and the purposes of improving the soil, increasing the yield and the quality of the tobacco and increasing the production benefit are achieved.

A method for fixing chlorobenzene volatile organic pollutants by straw biomass charcoal comprises the following steps: shearing straws into fragmentations, drying the fragmentations at the temperature of 80 DEG C, then, transferring the fragmentations to a retort for charing, wherein the initial retort temperature is 200 DEG C, and the retort temperature is increased to 30 DEG C and then to 500 DEG C through temperature programming, lasting for 1.5 hours, naturally cooling and then grinding the fragmentations, screening the fragmentations by a 0.25 mm sieve to obtain biomass charcoal; and enabling the the biomass charcoal to be uniformly mixed with chlorobenzene polluted soil at a ratio of 0.1 to 2 percent of the dry weight of the soil, standing for 4 to 12 weeks, and finishing the fixation. The straws are wheat straws. After biomass charcoal is added in the soil, the volatilization loss of chlorobenzene only accounts for 4.49 to 15.58 percent of that of chlorobenzen when no biomass charcoal is added in the soil, and the bio-concentration of earthworms to chlorobenzene in the soil only accounts for 2.83 to 3.78 percent of that of earthworms to chlorobenzene when no biomass charcoal is added in the soil, so that the environment risk of the volatile pollutants is reduced remarkably. The crop straws resource is rich, is cheap and easily obtained, and the method opens up a novel way for using the straws to restore the polluted soil.

The invention discloses a preparation method of biogas residue organic fertilizer employing biochar as a carrier. The preparation method includes following steps: performing a solid-liquid separating process to a biogas residue, mixing the biogas residue with minced straw, stirring the biogas residue and the straw uniformly, adding plant ash or calcium oxide to carry out a secondary fermenting process to obtain a fermented product of the biogas residue, mixing the fermented product of the biogas residue with biochar, adding a binding agent, and performing a granulating and dring process to obtain biogas residue-biochar organic fertilizer. The biogas residue organic fertilizer, without addition of any chemical fertilizer, is a pure organic fertilizer. By means of the biogas residue organic fertilizer, yield and quality of crops can be increased and a negative influence of the fertilizer to environment can be reduced. In addition, the biogas residue organic fertilizer is beneficial to improvement of soil and continuous utilization of land. The biochar is prepared by employing water hyacinth and is used as the carrier of the fertilizer so that a problem of application of the water hyacinth can be solved. By means of the straw as an auxiliary material for fermentation, a large amount of agricultural wastes can be digested. Furthermore, on the basis that the biochar has a carbon-sequestration effect, greenhouse gas emission can be reduced. Development and utilization of the biogas residue organic fertilizer are beneficial to alleviation of greenhouse effect.

The invention specifically relates to the technical field of a saline alkali soil conditioner and a preparation method thereof. The saline alkali soil conditioner provided by the invention is prepared by mixing the following raw materials according to a certain ratio: bentonite, humic acid, gypsum, sulfur powder, chitosan, zinc sulfate and sodium naphthaleneacetate. After acting on soil of saline alkali land, the saline alkali soil conditioner can obviously reduce the soil acidity or alkalinity, total salt content and volume weight, thus accelerating the formation of soil aggregates; the soil organic matter content can be greatly increased to improve the soil fertility and regulate crop growth; and finally, by improving the physicochemical property of the soil, the investment is reduced, and the yield and quality of crops are improved. Besides, the preparation method of the saline alkali soil conditioner is simple, environment-friendly and easy to operate.

The invention discloses bio-organic fertilizer and a manufacturing method thereof. The manufacturing method comprises mixing 60-80 parts by weight of animal feces, 20-40 parts by weight of plant organic waste residues, 1-3 parts by weight of probiotics, 0.5-2 parts by weight of a mixture of honey, brown sugar and milk and 0.5-2 parts by weight of a mixture of licorice root, rheum officinale and lumbricus, crushing the mixture, carrying out stacking fermentation, carrying out propagation, carrying out control drying, and fragmenting the fermentation product to obtain a mixture with a single particle size less than 10mm, wherein the mixture is the bio-organic fertilizer. The bio-organic fertilizer has obvious effects of preventing and treating plant virus-caused diseases such as citrus tristeza, ginger bacterial wilt and strawberry yellows and can improve soil quality, treat heavy metal and waste organic matter-caused pollution and recover a soil ecological environment.

The invention discloses a tea tree cultivation method. The cultivation method comprises the steps of selecting of variety, planting of tea trees, managing of fertilizing, prevention and control of disease pest and weed, pruning of the tea trees, covering of a tea garden, and picking of tea. With the adoption of the cultivation method, the amino acid content and the chlorophyll content in the tea can be effectively increased; the tenderness-keeping ability of the tea can be improved; the prepared matcha is green, and good in taste.

The invention discloses modified-diatomite-containing organic fertilizer and a preparation method thereof. The modified-diatomite-containing organic fertilizer is prepared from the following raw materials in parts by weight: 30 to 50 parts of egg shell, 15 to 25 parts of modified diatomite, 20 to 30 parts of EM (Effective Microorganism) stock solution, 10 to 20 parts of seaweed extract, 10 to 20 parts of ground phosphate rock, 8 to 16 parts of wormcast, 6 to 12 parts of pine needle meal, 5 to 9 parts of urea, 7 to 13 parts of biochar, 6 to 14 parts of sugar residues, 2 to 6 parts of sodium humate, 3 to 5 parts of mixed strain and 1 to 3 parts of water retaining agent. The preparation method comprises the steps: firstly crushing the egg shell, the modified diatomite, the ground phosphate rock powder, the wormcast, the biochar and the sugar residues, and high-temperature steam sterilization is carried out to obtain a mixed material; then adding the algae extract, the pine needle meal, the urea, the sodium humate and water, evenly mixing and fermenting; finally adding the water retaining agent, evenly mixing and pelleting. The organic fertilizer disclosed by the invention is sufficient in fertility, not only has yield improvement, high efficiency, long-acting property effects for crops, but also is good soil conditioner for improving the soil environment, thus having relatively good popularization and application prospect and profound significance for improving the soil environment of the crops.

The invention discloses a strain of bacillus megatherium for promoting the saline-alkaline-resistant growth of crops, a special microbial fertilizer for a saline-alkali land and application of the bacillus megatherium in the special microbial fertilizer. The strain T4-9 belongs to Bacillus Megatherium (the patent preservation number of the strain is CGMCC17334). Tests show that after the strain T4-9 microbial fertilizer is applied to saline-alkali soil of different degrees, the salt-resistant stress capacity of the crops can be improved, the yield of the crops is increased, the salt content ofsoil can be reduced, and the physicochemical property of the soil is improved. The application of the strain T4-9 microbial fertilizer in the saline-alkali land can relieve the damage of salt stressto the crops, increase the yield of the crops in the saline-alkali land, and provide a feasible scheme for the improvement and agricultural utilization of the saline-alkali land.

The invention discloses organic-inorganic base fertilizer for vegetable cultivation. The organic-inorganic base fertilizer for the vegetable cultivation comprises components as follows: 350-500 partsof sheep manure, 60-90 parts of chicken manure, 80-130 parts of straw, 50-70 parts of mushroom residues, 40-60 parts of polyglutamic acid, 12-18 parts of biological fungi, 6-10 parts of biomass charcoal, 8-12 parts of trace elements, 8-12 parts of selenium ore powder, 2-4 parts of silicon fertilizer, 15-30 parts of calcium magnesium phosphate fertilizer, 5-10 parts of potassium humate and 20-35 parts of amino acid fertilizer. According to the base fertilizer, animal waste and agricultural waste are taken as base fertilizer substrates, the biological fungi, the trace elements and inorganic fertilizer are added, so that on one hand, comprehensive nutrition is provided for basic growth of crops, on the other hand, soil hardening can be broken, soil structure is improved, organic matter and fertility of soil are increased, and photosynthesis of the crops is promoted; meanwhile, the animal waste and agricultural waste can be fermented by the biological fungi, therefore, the waste is recycled, and the environment is protected.

A multilayer slow release fertilizer is disclosed. NPK components are enveloped by using an enveloping agent and are adopted as an inner layer structure. An outer layer is prepared by covering with a mixture of fermented organic materials and smashed quartz stone granules. The fermented organic materials contain a plurality of organic acids to be supplied for direct absorption for plants. Using of chemical components is reduced. When the fertilizer enters the surface of soil, firstly, the mixed quartz stone granules can destroy hardened soil, makes the soil loose and soft so as to allow components to enter, and plays a role of improving the soil; the fermented organic materials are absorbed by roots along with water streams so as to expose the inner enveloping structure; and the special enveloping agent is slowly dissolved along with time to release inner chemical components, thus avoiding nutrient loss and plant root cell water loss due to overhigh salinity. The chemical components and the organic materials are reasonably divided in labor and cooperated, supplement each other and bring out the best in each other.

The invention discloses a method for improving the continuous cropping soil of panax notoginseng, which comprises the following steps: (1) installing a drip irrigation device; (2) fumigating and disinfecting soil with dazomet; (3) disinfecting soil with chlorine dioxide; and (4) adding a compound microbial fertilizer. As a fumigant for the continuous cropping soil of panax notoginseng, dazomet cankill fungi, bacteria, insects and other organisms in the soil and is low-toxicity and safe. Chlorine dioxide can kill bacterial propagules, bacterial spores, fungi, mycobacteria and viruses, and bacteria will not develop resistance to chlorine dioxide. The compound microbial fertilizer can improve the yield of panax notoginseng, improve the quality of panax notoginseng, reduce the use of chemicalfertilizer, lower the cost, improve the soil and protect the ecological environment. By using the method, the seedling emergence rate of panax notoginseng seeds in the continuous cropping soil can bemore than 95%, the seedling survival rate can be more than 90%, and the disease incidence can be reduced.

The invention discloses an ultrahigh-temperature composting method for treating vegetable waste. The method comprises the steps of mixing well vegetable waste and agricultural waste, and subjecting the mixture to high-temperature aerobic composting treatment with forced ventilation so that the vegetable waste is harmlessly treated. The invention is intended to solve the problems that a vegetable planting zone produces a large amount of waste that may carry various pathogens, the vegetable waste containing pathogens is difficult to recycle, and safety risk easily occurs in the subsequent utilization of the vegetable waste. By regulating initial materials and increasing highest composting temperature to higher than 70 DEG C without affecting thorough decomposition of compost, the vegetable waste can be converted into compost products safely. By using the compost products of the vegetable waste, soil can be improved, nutrients can be provided, and occurrence of plant disease and pest damage can be partly decreased; therefore, the input of pesticides and other agricultural chemicals is reduced, waste resources are recycled, and clean production of vegetable fields is achieved. The method of the invention is significant both economically and environmentally.

The invention discloses a selenium-enriched microbial organic fertilizer and a preparation method thereof. The selenium-enriched microbial organic fertilizer comprises the following raw materials in parts by weight: 12-18 parts of a pre-fermented material, 6-10 parts of mineral substances, 0.5-0.8 part of bacillus subtilis 10147, 30-40 parts of edible mushroom leftovers, 5-10 parts of kiln dust and 15-20 parts of biogas water; the pre-fermented material comprises the following raw materials in parts by weight: 10-20 parts of fly maggots, 1-3 parts of biogas water, 3-5 parts of molasses, 0.1-0.2 part of sodium selenite and 0.1-0.2 part of bacillus subtilis 10147; the mineral substances comprise the following raw materials in parts by weight: 40-60 parts of powdered rock phosphate, 40-60 parts of coal gangue and 1-3 parts of silicon powder. The bacillus subtilis 10147 is adopted in the selenium-enriched microbial organic fertilizer disclosed by the invention to enrich a large amount of organic selenium in the organic fertilizer; in addition, the organic fertilizer has the functions of improving soil, preventing diseases and protecting the environment, and thus great convenience is brought to agricultural production.

The invention discloses a special fertilizer for a tea-oil tree and a preparation method thereof. The special fertilizer comprises the following components in parts by weight: 48-54 parts of urea, 2-3 parts of diammonium hydrogen phosphate, 16-18 parts of soil nutrient, 6-10 parts of cottonseed hull, 4-6 parts of potato stem leaf powder, 10-12 parts of peanut shell, 10-15 parts of peasecod, 9-15 parts of dipotassium phosphate, 1-3 parts of potassium acetate, 2-3 parts of coal tar, 0.5-1.0 part of chromium oxide, 0.4-0.5 part of copper sulfate, 4-6 parts of lime powder, 5-10 parts of sodium borate, 0.7-0.9 part of sulfuric acid, 3-4 parts of urea resin and 18-20 parts of alternanthera philoxeroides. The urea is utilized as a raw material, a plurality of crop wastes and organic ingredients are added, a lot of macroelements, such as N, P, K and the like, and microelements are contained, and a certain ratio of soil nutrient is added, so that reasonable formulation is carried out, the special fertilizer can meet the requirements of the tea-oil tree on the nutrient, and can play the soil modification role. Nutritional ingredients of the soil are increased, and meanwhile, the market requirements of producing green high-grade edible oil can be met.

The invention discloses high-efficiency organic fertilizer which comprises straw, gangue, windblown coal, peat soil, ground phosphate rock, ground potassium ore, soybean meal, rice hull powder, strainpowder, urea and polyacrylamide. The organic fertilizer integrates yield increase, high efficiency, long acting, quality improvement, soil improvement and inhibition of soil-borne diseases, is low incost, simple in technology and free from residue and pollution and has better popularization and application prospects.

The invention relates to fertilizer, in particular to novel slow-release drought-resisting nitrogenous fertilizer. The novel slow-release drought-resisting nitrogenous fertilizer comprises iodine-containing attapulgite which is specially produced in Gansu, is peculiar in the world and is used as a main raw material, urea and sodium humate. The invention can enhance the utilization rate of the nitrogenous fertilizer by more than 6-25%, adsorb nitrogen elements, reduce the loss and save the nitrogenous fertilizer by 40-60%. The invention can absorb water, avoid drain and evaporation and enhancethe content of soil moisture by 28-30% and has the function of drought resistance. The invention can improve the soil, such as increasing granular structure of soil, loosening the soil, enhancing thesubstitution quantity, governing saline and alkali and the like. The invention can increase the production, increase the yield, enhance the quality and greatly enhance the crude protein and the starchof food crops and the Vc, the sugar content, the protein and the oil yield of economic crops. The invention can greatly reduce the nitrogen elements entering the environment and has a very obvious function of protecting the ecological environment.

The invention relates to an organic fertilizer fermentation method which comprises the following steps: (1) treating raw materials, namely pulverizing after drying collected straws to obtain straw powder; drying collected excrements of livestock to obtain dry excrements; pulverizing collected traditional Chinese medicines to obtain traditional Chinese medicine dregs; (2) mixing and blending the materials; (3) fermenting, namely fermenting for two days, then turning three times continuously until the fermentation is sufficient and uniform; and (4) completing fermentation, namely changing the color of the material to be black brown, decreasing the volume, enabling the material to be fluffy without bad smell, and forming hyphae on the surface. The organic fertilizer fermentation method provided by the invention has the advantages that the produced organic fertilizer is applied to soil, and can provide nutrient substances necessary for growth of crops, the fertilizer efficiency can be fully played, the soil is improved, and the water and nutrient preserving capability of the soil is improved.

The invention provides a method for producing fermented potash fertilizer by bacterium enzymatic treatment of potassium-containing rock and preparing organic-inorganic compound mixed fertilizers, which consists of mixing 80-97% of potassium-containing rock and 3-20% of bones, disintegrating into fermented potassium base material, then mixing 20-50% of zymase base material, 20-50% of auxiliary agent, 20-50% of organic matter, disintegrating into enzymatic leaven, the mixing 50-80% of fermented potassium base material powder, 10-50% of enzymatic leaven, disintegrating and depositing 20-40 days for fermentation, elevating the temperature from normal temperature 14-18 deg. C to 88 deg C, cooling down to 14-18 deg. C, thus preparing potassium fertilizer ,which compresses 50-80% of fermented potassium fertilizer, 4-20% of urea, 5-20% of heavy calcium, 10-30% of organic matter.

The invention relates to a compound microbial fertilizer prepared from papermaking sludge. The compound microbial fertilizer comprises the following raw material components in percentage by weight: 60-75 percent of papermaking sludge, 10-20 percent of a nitrogen fertilizer, 5-10 percent of a phosphate fertilizer, 10-20 percent of a potassium fertilizer and 2-5 percent of bacillus licheniformis. A method for preparing the compound microbial fertilizer comprises the following steps of: sampling field sludge, dehydrating, and adding bacillus licheniformis for performing aerobic compost fermentation; adding the nitrogen fertilizer, phosphate fertilizer, potassium fertilizer and bacillus licheniformis; and mixing, pelletizing, drying, cooling, enveloping, packaging and warehousing. The compound microbial fertilizer has the positive effects: papermaking waste is utilized fully, so that resources are saved, the problem of waste treatment is solved, the environment is improved, waste is utilized comprehensively, and organic matters and nutritional elements needed by the growth are provided for the planting of trees such as eucalyptus spp and the like; and according to a raw material formula disclosed by the invention, the stability of organic matter components, active viable organism quantity and fertilizer elements in the fertilizer can be kept, the fertilizer utilization ratio is increased, and the growth of trees is facilitated.