38results about How to "Phosphorus" patented technology

The invention provides a multifunctional active organic fertilizer and a preparation method thereof, relating to an organic fertilizer containing bacteria, fungi and spores, particularly an active organic fertilizer with functions of soil restoration and disease / pest resistance. The invention aims to provide a multifunctional active organic fertilizer capable of restoring soil pollution and improving product quality and a preparation method thereof. The multifunctional active organic fertilizer is composed of three layers from inside to outside, wherein the innermost layer is composed of a component A of which the main effective components are Bacillus subtilis and Paecilomyces lilacinus; the middle layer is composed of a component B and a component C containing multiple rich nutritive elements; and the outermost layer is composed of a component D of which the main effective components are Streptomyces vinaceus-drappus and Gliocladium roseum. The multifunctional active organic fertilizer can passivate heavy metals in soil, activate the soil, improve the microecological environment of the rhizosphere, degrade the chemical pesticides and improve the crop quality. The multifunctional active organic fertilizer is used in the field of agricultural planting.

The invention provides a highly active biological water preservation slow release compound fertilizer. The special compound fertilizer is prepared by compounding the ordinary fertilizer with microelements, then a certain amount moderate organic minerals, high water-absorbent resins, humic acids, and biological preparation are crushed and mixed into 100 mesh to 350 mesh to obtain compound powder preparation and subsequently the special compound fertilizer is placed into a granulator, and added with water with a mass ratio of 0.1 to 1 to the compound fertilizer. At last, the compound powder preparation is added into the granulator and the obtained mixtures are granulated and dried to obtain the highly active biological water preservation slow release compound fertilizer. The adoption of ordinary nitrogen, phosphor, and potassium as main materials, and mix of croelements according to requirements for soil fertilizer test and plants to adjust the formula, the highly active biological water preservation slow release compound fertilizer can enhance the effective utilization of fertilizer, lower the pollution to soil, and facilitate the growth of vegetables. The application of the product to the agricultural and forestry production can enhance the utilization of fertilizer by above 60 percent and lower the used amount of fertilizer by 50 percent, reduce the pollution to soil, and enhance the yield and quality of crops.

The invention relates to a seeding medium made of vinasse methane-sludge and a preparation method thereof, not only solving the problem of environment contamination caused by vinasse methane-sludge, but also effectively utilizing vinasse methane-sludge. The seeding medium comprises fresh sludge containing 90 percent of water after methane generated from vinasse in a methane tank, accessories, ferment strain I and ferment strain II, wherein the accessories comprise grass peat, vermiculite and perlite; the ferment strain I comprises saccharomycetes, lactobacillus, high-temperature actinomycetes and bacillus; and the ferment strain II comprises photosynthetic bacteria, lactobacillus, bacillus, saccharomycetes, actinomycetes and terrestrial cyanobacteria. The preparation method comprises the following steps of preparing fresh sludge, dehydrating, adding the ferment strain I for fermentation, adding the ferment strain II for secondary fermentation, air drying, adding accessories, crushing, screening and packing. The vinasse methane-sludge contains 40 to 50 percent of organic matter and 4.3 percent of available nitrogen (N), phosphorus (P) and kalium (K). The seeding medium made of vinasse methane-sludge has better hydrophilicity, and seeding can be carried out after loading the dry seeding medium and spraying water, thus saving both labor and time.

The invention relates to a method for preparing a soil conditioner of saline-alkaline soil, in particular to a method for preparing a soil conditioner of saline-alkaline soil. The soil conditioner is prepared by the following steps of: inoculating BM microbial inoculums into base materials, fungi and additives, which serve as raw materials, and performing heap fermentation, wherein the mass ratio of the base material to the fungus to the additive is 70-80:15-20:5-10. By the soil conditioner prepared by the method, the physical and chemical properties of saline-alkali soil can be improved, the fertilizer efficiency of the saline-alkaline soil can be enhanced, nutritional substances can be provided for edaphon, soil-borne insects and diseases can be inhibited, and utilization rate of fertilizer can be improved.

The invention discloses a complex bacterium preparation for fixing nitrogen, solubilizing phosphorus and potassium and rooting and a preparation method thereof. The preparation is mainly prepared by mixing the following raw materials in parts by weight: 5-20 parts of azotobacter vinelandii, 10-30 parts of bacillus megatherium, 10-30 parts of bacillus mucilaginosus, 5-15 parts of azotobacter chroococcum, 10-15 parts of glomus intraradices and 10-25 parts of glomus mosseae. The preparation method comprises the following steps: respectively carrying out high-density culture on each strain; grafting to a shake flask filled with a culture medium in a volume ratio of 15-30 percent for activated culture; grafting the cultured strains into a fermentation tank for fermentation culture expansion; dehydrating and drying the culture expanded single strains to prepare hypopus microorganism dried powder; and mixing to obtain the complex bacterium preparation for fixing nitrogen, solubilizing phosphorus and potassium and rooting. The complex bacterium preparation is used for industrial crops, fruit trees, food crops and the like, has the advantages of biological property, environmental friendliness, high yield and high quality in comparison with existing products, and cannot pollute soil.

The invention discloses a special functional biological slow-release fertilizer for chilies, belonging to the technical field of agricultural fertilizers. The fertilizer is prepared from the following raw materials in percentage by weight: 10-40% of composite microbial inoculant and 60-90% of inorganic fertilizer. The composite microbial inoculant is composed of microbial bacteria and a culture medium; and the microbial inoculant quantity in the final product is generally greater than or equal to 106 / g; the microbial bacteria, including ACCC11079 Bacillus laterosporus, ACCC100011 Bacillus megaterium and ATCC35681 Paenibacillus sabinae, are evenly mixed according to the total weight of 100% to obtain the composite microbial inoculant. The fertilizer is prepared according to the nutrient characteristics and fertilizer demand law of chilies in combination with the soil microecosystem, has reasonable nutrient proportioning, can supply multiple nutritional ingredients in a balanced and continuous way, has the functions of improving the soil, increasing the fertilizer efficiency, regulating the plant growth, enhancing the stress tolerance of crops, improving the crop quality and the like, and is green and environment-friendly.

The invention discloses a special functional biological sustained-release fertilizer for blueberry, and belongs to the technical field of agricultural fertilizers. The fertilizer is prepared from compound microbial inoculum and an inorganic fertilizer, wherein the compound microbial inoculum consists of microbial strains and a culture medium; the inorganic fertilizer consists of ammonium sulfate, potassium sulfate, monoammonium phosphate, humic acid, ferrous sulfate and EDTA chelated trace elements. The special functional biological sustained-release fertilizer for blueberry is prepared according to nutritional characteristics and fertilizer requirement law of blueberry by combining the disease treatment strategy based on the soil micro-ecosystem, contains microbial inoculum and pre-treated humic acid, is reasonable in nutrition proportion, integrates the functions of preventing and treating soil borne diseases, increasing the crop yield, improving the crop quality and improving the soil micro-ecology, has a high fertilizer utilization rate, and has remarkable economic, social and environmental benefits.

The invention provides a fertilizer for tomatoes and a preparation method thereof, and relates to the technical field of fertilizers. The fertilizer for tomatoes comprises the following raw materials in parts by weight: decayed fruits, poultry manure, corn cobs, peanut shells, peat, coal gangue, vinasse, vermiculite powder, flavescent sophora roots, peanut oil residues, cushaw stems, Chinese medical stones, rice bran, perlite, diammonium phosphate, potassium chloride, bacterial strain powder, bentonite, pea powder, zeolite powder, attapulgite, humus, corn straw, and rapeseed cakes; the preparation method comprises the following steps: (1) weighing of raw materials, (2) crushing, (3) fermentation, (4) mixing, (5) granulation and drying. The fertilizer for tomatoes solves the problems that tomatoes with fertilizer applied in the prior art have weak disease resistance, low yield and bad quality, and usage of fertilizers deteriorates soil and harm health of human bodies with high cost.

The invention provides a phosphorus-rich efficient compost product prepared through biological phosphorus accumulation, and a method thereof, and relates to the field of organic solid waste reclamation. The method of the phosphorus-rich efficient compost product prepared through biological phosphorus accumulation comprises the following steps: 1, uniformly mixing organic solid waste, phosphate-solubilizing bacterium complex microbial inoculants, ground phosphate rock and charcoal; then, performing aerobic composting treatment; 2, when the aerobic composting is performed to a temperature reduction period, i.e., the temperature is lowered to 45 to 50 DEG C, adding the phosphate solubilizing bacterium complex microbial inoculants again; performing uniform mixing through stirring; 3, performing the aerobic composting to be near a thoroughly decomposed period, i.e., the period in which the temperature is reduced and is maintained at 40+ / -2 DEG C; inoculating the phosphorus-accumulating bacterium complex microbial inoculants; finally, obtaining the phosphorus-rich compost product. By using the microbial agent, the problems of weak phosphorus supply capability and low phosphorus element utilization rate of a phosphorus fertilizer product in the prior art can be effectively solved; meanwhile, the source utilization of the organic solid waste compost can be favorably realized.

The invention provides a compound microbial fertilizer special for paddy rice and a preparation method of the fertilizer. The compound microbial fertilizer is made from an organic fertilizer component, an inorganic fertilizer component, a compound microbial agent and a coating material, wherein the coating material is composed of medium chain triglyceride, a solid phase component, and an aqueous phase component. Through effective combination of organic, inorganic and microbial components, the fertilizer is abundant in organic matter components, inorganic nutrients and effective active bacteria. The fertilizer has a good yield-increasing effect-improving function, is good in slow release effect, and has a better anti-disease effect.

The invention belongs to a green vegetable planting method, which comprises the steps of uniformly mixing an organic base fertilizer and flat soil for standby, before vegetables are planted, spraying a soil conditioner for improving the soil, and after the vegetables are planted, irrigating a solution formed by blending acer truncatum bunge concentrate and water according to the mass ratio of 1:300-800 into vegetable planting holes; after the vegetables are survived, blending the acer truncatum bunge concentrate and the water according to the proportion for irrigating once per week; after the vegetables are grown for 20-30 days, directly spraying the wing activity nutrient solution added with antioxidant powder onto leaf surfaces of the vegetables once per week till the vegetables are ripen and harvested. According to the green vegetable planting method, the anti-disease, insect-resistant and lodging-resistant capabilities of the vegetable plants can be further enhanced and improved, so the vegetables are good in growth condition, fast to ripen and good in quality; through inspection, the product quality can achieve or exceed the standards of the People's Republic of China green food (such as vegetables, melons and fruits), and the vegetables are pure in color, tender in texture, delicious in taste and good in mouth feeling.

The invention belongs to the technical field of production of fertilizers, and particularly relates to a special biological organic fertilizer for forage grass and a production method of the special biological organic fertilizer. The special biological organic fertilizer for the forage grass comprises the following raw materials in parts by weight: 70-100 parts of animal excrement, 50-60 parts oftung residues, 50-65 parts of sugarcane tail tips, 30-50 parts of mushroom bran, 20-40 parts of soy sauce lees, 10-40 parts of rapeseed cakes, 3-5 parts of bentonite, 10-20 parts of molasses, 3-6 parts of diammonium phosphate, 4-7 parts of magnesium sulfate heptahydrate, 5-10 parts of potassium humate, 1.0-1.5 parts of a trace element fertilizer, 5-8 parts of bone powder, 5-7 parts of cortex meliae powder, 4-6 parts of baeckea frutescen powder and 13-18 parts of a fermentation microbial inoculum. The special biological organic fertilizer for the forage grass is rich in organic matters and a large amount of beneficial biological bacteria, the survival rate of the beneficial biological bacteria in soil is high, the number of beneficial microorganisms in the soil can be effectively increased,and the activation property of the soil can be improved; and by application of the special biological organic fertilizer for the forage grass, growth of the forage grass can be promoted effectively,and the yield and quality of the forage grass are improved.

The invention particularly relates to a method and device for converting kitchen waste into bio-organic fertilizer. According to the preparing method, the kitchen waste, composite prebiotic microorganism bacteria and water are mixed to form the fertilizer, the composite prebiotic microorganism bacteria account for 1-5 parts, the kitchen waste accounts for 55-65 parts, and the water accounts for 30-44 parts, the kitchen waste, the composite prebiotic microorganism bacteria and the water are placed into a hydraulic power beating tank, a first motor drives beating impellers to carry out continuous smashing, a first pump body conveys the mixture into a degrading and fermenting tank, then a second motor in the degrading and fermenting tank drives a stirrer to carry out continuous stirring, and the bio-organic fertilizer is obtained after the mixture reacts. The preparing method has the advantages that the composite prebiotic microorganism bacteria are utilized for converting the kitchen waste into the fertilizer, soil is improved through fertilizer activation, and the fertilizer provides various kinds of nutrition needed by crops for a long term, has the effects of nitrogen fixation, phosphate solubilizing and potassium releasing, and can activate and decompose ineffective potassium and ineffective phosphorus in the soil into available phosphorus and quick-acting potassium which can be absorbed and utilized by plants, and obstruct the plants from absorbing harmful heavy metal.

The invention discloses a water retaining agent used for desert greening as well as a preparation method and application of the water retaining agent. The water retaining agent used for the desert greening provided by the invention has the advantages of being environmentally friendly, biodegradable and pollution-free to soil, starch and potassium fulvic acid are added, so that the water absorptionand salt-tolerant performance are greatly improved, the production costs are reduced, the demand for desertification treatment can be met, and the product application value is high; when the water retaining agent is prepared, through irradiation process adjustment, starch alkaline method low-temperature gelatinization, selection of a weakly-alkaline neutralizing agent and gel segmentation drying,the energy consumption is reduced, and the irradiation agent utilization rate and production efficiency are improved; and when the water retaining agent is used for the desert greening and water retention, grids can prevent sand from moving, and strengthen plant growth environment, an organic matter layer can play roles in supplying a carbon source, absorbing excess water and permeating air, a water retaining layer can store water and fertilizers for plant growth, and the synergistic effect of the three measures can greatly improve a survival rate of seedlings planted in desert.

The invention discloses a selenium-rich watermelon seedling substrate. The substrate is prepared from, by weight, 40-50 parts of vermicompost, 10-15 parts of vermiculite, 8-10 parts of humus soil, 10-15 parts of molasses fermentation liquor, 3-5 parts of sesames, 3-5 parts of tangerine pith, 3-5 parts of fermentative strains, 20-30 parts of soft sediments with water content of 90%, 15-20 parts of atriplex patens, 3-5 parts of duckweed, 1-2 parts of fosamine ammonium and 10-20 parts of inorganic fertilizer, wherein the fermentative strains comprise microzyme, lactic acid bacteria, actinomycete and bacillus subtilis with the mass ratio of microzyme to lactic acid bacteria to actinomycete to bacillus subtilis being (3-6):(4-6): (2-3):1. The invention further discloses a preparation method of the selenium-rich watermelon seedling substrate. The selenium-rich watermelon seedling substrate is comprehensive in nutritional ingredient and balanced and harmonious in proportion; sufficient and coordinated nutrition can be supplied to watermelons in the whole growth period, and the growth of the watermelons is effectively promoted; the good quality of the watermelons is ensured, the selenium-rich watermelon seedling substrate can also be efficient, and the yield is efficiently improved.

The invention relates to the field of microbial fertilizers, in particular to a high-nitrogen compound microbial fertilizer as well as a preparation method and application of the high-nitrogen compound microbial fertilizer. Thehigh-nitrogen compound microbial fertilizer comprises amicrobial fermentation inoculant and potassium fertilizer. The microbial fermentation inoculant is prepared by the following steps: inoculating paenibacillus polymyxa, bacillus subtilis and paenibacillus mucilaginosus intoa microbial fermentation culture medium for fermentation culture, and obtaining the microbial fermentation inoculant after fermentation is finished, the microbial fermentation culture medium comprises the following substances in percentage by mass: 50-80g / L of urea; 210-300 g / L of soybean meal; 30-50 g / L of corn flour; 0.5-30 g / L of calcium chloride; 3-5 g / L of dipotassium phosphate; 0.1 to 10g / L of magnesium sulfate; 0.1 to 10 g / L of manganese sulfate; and water. According to the high-nitrogen compound microbial fertilizer disclosed by the invention, mixed fermentation of various microorganisms does not have an antagonism effect, the activity of a single strain can be obviously improved, the fermentation period is shortened to 2d, and meanwhile, the conversion rate of urea and soybean meal is increased.

The invention relates to a multifunctional active organic fertilizer and a preparation method thereof, and relates to an organic fertilizer containing bacteria, fungi and spores, in particular to an active organic fertilizer with functions of soil restoration and pest and disease resistance. The aim is to provide a multifunctional active organic fertilizer for soil pollution restoration and product quality improvement and a preparation method thereof. The multifunctional active organic fertilizer comprises three layers from inside to outside, wherein the innermost layer is a component A whichcomprises bacillus subtilis and paecilomyces lilacinus as main active ingredients, the middle layer is a component B and a component C which are rich in various nutritive elements, and the outermost layer is a component D which comprises streptomyces vinaceus-drappus and gliocladium roseum as main active ingredients. The multifunctional active organic fertilizer can passivate heavy metals in the soil, activate the soil, improve the rhizosphere micro-ecological environment, degrade chemical pesticides and improve the crop quality. The organic fertilizer is used in the field of agricultural planting.

The invention discloses a biomass organic fertilizer. The biomass organic fertilizer is prepared from the following raw materials in parts by weight: 30-40 parts of straw, 15-20 parts of sawdust, 30-40 parts of excrement, 20-30 parts of fly ash, 10-15 parts of soybean meal, 10-15 parts of bran coat, 5-8 parts of potassium permanganate, 15-20 parts of bacillus, 8-10 parts of cellulase and 10-12 parts of a decomposition agent. The biomass organic fertilizer provided by the invention can provide nutritional ingredients required by plant growth, and is simple in preparation process and low in cost. The invention also provides a preparation method of the biomass organic fertilizer.

The invention discloses a soil conditioner with a phosphorus and potassium releasing function. The soil conditioner is prepared from, by weight, 20-30 parts of fly ash, 60-70 parts of organic matters, 1-10 parts of Bacillus amyloliquefaciens powder with the effective live bacterium content of 19-21 billions / g, and 1-10 parts of Bacillus mucilaginosus powder with the effective live bacterium content of 9-11 billions / g. Bacillus amyloliquefaciens and Bacillus mucilaginosus are used as added microbes, and are uniformly mixed with the fly ash and the organic matterse, the obtained mixture is crushed, the crushed mixture is sieved by a 80 mesh sieve, and the obtained fine powder is dried until the water content is not greater than 30% in order to prepare the finished soil conditioner. The soil conditioner prepared through the method has soil hardening alleviating and soil permeability improving functions, also can improve the content of effective phosphorus, effective potassium and organic matters in soil, greatly improves the soil fertility, has wide application prospect, and has great economic and social benefits.

The invention relates to a method for producing fulvic acid microorganism organic fertilizers special for apples. The method includes the steps that mixed fermentation is carried out on edible mushroom dregs through bacillus subtilis, candida tropicalis and koning trichoderma, and organic matter matrixes are obtained; the organic matter matrixes obtained after fermentation are fermented through bacillus megatherium, bacillus mucilaginosus and bacillus amyloliquefaciens again, fermented fertilizers are obtained, microelements are added into the fermented fertilizers, the mixture is mixed, prilled and dried, and the fulvic acid microorganism organic fertilizers are obtained.

The invention discloses a compound fertilizer capable of activating soil, regulating saline-alkali soil and avoiding deep tillage and a preparation method thereof and relates to the field of agricultural fertilizers. The compound fertilizer capable of activating soil, regulating saline-alkali soil and avoiding deep tillage is convenient in application, can be spread or sprayed, can achieve effectsof regulating and improving soil, improving soil fertility and reducing saline-alkali degree, has phosphorus / potassium-dissolving effects and excellent nitrogen fixation effect and also has multipleeffects of inhibiting bacterium reproduction, improving soil aggregate structure, promoting acting root development, improving the fertilizer utilization rate and the like.

The invention discloses functional organic fertilizer capable of dissolving phosphorus, fixing nitrogen and efficiently removing heavy metals and a preparation method thereof. The preparation method comprises the following steps: 1) carrying out ball milling on PAL (palygorskite), cyclodextrin and a silane coupling agent to obtain PAL powder; 2) enabling PAL powder and PVP (polyvinylpyrrolidone) to contact with thiourea for reaction to obtain a PAL-M material; 3) mixing the PAL-M material, livestock manure, plant stalks, soybean meal, chlorella, azotobacter chroococcum, bacillus megaterium and bacillus mucilaginosus for fermentation to obtain the functional organic fertilizer capable of dissolving the phosphorus, fixing the nitrogen and efficiently removing the heavy metals. The functional organic fertilizer prepared by the method has the excellent effects of dissolving the phosphorus, fixing the nitrogen and efficiently removing the heavy metals, and meanwhile the method has the advantages of easy availability of raw materials and simple process.

The invention discloses a rhizosphere growth-promoting bacterium cleaning and planting method for preventing and treating vegetable diseases and insect pests. The rhizosphere growth-promoting bacterium cleaning and planting method comprises the following steps: selecting 10 parts of pseudomonas fluorescens, 5 parts of bacillus thuringiensis, 3 parts of brevibacillus laterosporus, 8 parts of bacillus sphaericus, 5 parts of agrobacterium rhizogenes, 4 parts of flavobacterium indole and 50 parts of water, and putting 10 parts of the pseudomonas fluorescens, 5 parts of the bacillus thuringiensis,3 parts of the brevibacillus laterosporus, 8 parts of the bacillus sphaericus, 5 parts of the agrobacterium rhizogenes and 4 parts of the flavobacterium indole independently into a culture medium to obtain raw materials of a required biological preparation. The rhizosphere growth-promoting bacterium cleaning and planting method for preventing and treating vegetable diseases and insect pests has agood root growth-promoting effect, can prevent and inhibit soil-borne diseases such as bacterial wilt and ginger bacterial wilt of crops, can generate auxin substances to promote crop root growth, hasa good prevention and treatment effect on diseases and insect pests and biological activities such as phosphate solubilization, potassium solubilization and nitrogen fixation, and is beneficial to increase of vegetable yield.

The invention discloses a water-retaining agent for desert greening, a preparation method and its application. The water-retaining agent for desert greening of the present invention has the advantages of being environmentally friendly, biodegradable, and does not pollute the soil. Starch and potassium fulvic acid are added. Greatly improved water absorption and saline-alkaline resistance, reduced production costs, can meet the needs of desertification control, and has high product application value; when preparing water-retaining agents, adjust the irradiation process, low-temperature gelatinization of starch alkali method, and use weak alkalinity Neutralizing agent, gel segmental drying, reducing energy consumption, improving radiation dose utilization and production efficiency; using the water-retaining agent of the present invention for desert greening and water retention, the grid can prevent sand and soil from moving, and strengthen the plant growth environment; organic matter The layer can supply carbon source, absorb excess water, and ventilate; the water-retaining layer can store water and fertilizer for plant growth and utilization; the synergy of the three measures can greatly improve the survival rate of seedlings planted in the desert.

The invention discloses a microbial fertilizer containing stevioside flocculation slag. The microbial fertilizer comprises stevioside flocculation slag and a strain and belongs to the field of green fertilizers. The availability of stevioside flocculation slag can be improved, the soil structure is improved, the utilization ratio and the persistent effect of the fertilizer are improved, the microbial fertilizer containing stevioside flocculation slag can replace various fertilizers including a common microbial fertilizer, an organic fertilizer, a medium-element iron fertilizer, a micro-elementiron fertilizer and the like, the manual cost of fertilizer application is greatly lowered, and the comprehensive fertilizer effect is remarkably improved.

The invention discloses a nutritional fertilizer for improving the resistance of rhizoma zingiberis recens. The nutritional fertilizer comprises, by weight, 43-55 parts of wheat straw, 22-38 parts ofbean pulp, 15-22 parts of cottonseed cake, 19-24 parts of wheat bran, 25-31 parts of human urine and feces, 16-24 parts of tea leaf residues, 18-22 parts of bean curd residues, 8-13 parts of sawdust,5-11 parts of brewer's grains, 6-12 parts of fly ash, 2-7 parts of seaweed clay, 5-8 parts of diatomaceous earth, 5-10 parts of activated carbon, 3-12 parts of calamine, 3-9 parts of borax, 16-21 parts of urea, 13-18 parts of monoammonium phosphate, 5-11 parts of potassium dihydrogen phosphate, 9-15 parts of ammonium sulfate, 1-5 parts of copper sulfate, 1-4 parts of sodium selenite, 2-7 parts ofcalcium citrate, 2-5 parts of humic acid, 3-11 parts of sodium alginate, 2-5 parts of phytase and 16-27 parts of water. The nutritional fertilizer has the advantages that organic fertilizers and inorganic fertilizers are used with one another, accordingly, the nutritional fertilizer is high in pertinence, nutrients in the nutritional fertilizer can be quickly absorbed, and the chemical fertilizerutilization rate can be increased; the nutritional fertilizer is beneficial to growth of the root systems of the rhizoma zingiberis recens at seedling stages and required nutrition in growth cycles, and accordingly growth of the rhizoma zingiberis recens can be obviously promoted.

The invention provides a high activity biological water retention alkali oil modifying agent, which is prepared through fully and evenly mixing vegetable stem powder, humic acid, water-loss reducer, carbamide, gypsum, high activity biological agent, sodium ion adsorbent and acid according to certain proportion, adding binding agent which is 0.3-1time of the whole weight of raw material, and granulating in pelleting machine. The high activity biological water retention alkaline earth modifying agent which is prepared by the invention can effectively improve soil aggregate structure, increases the water holding property of soil, can effectively dissociate and absorb metal ion, reduces the components of soil soluble salt, increases soil organic matter and nutrition, and has extremely significant soil modifying effect.

The invention provides a phosphorus-rich efficient compost product prepared through biological phosphorus accumulation, and a method thereof, and relates to the field of organic solid waste reclamation. The method of the phosphorus-rich efficient compost product prepared through biological phosphorus accumulation comprises the following steps: 1, uniformly mixing organic solid waste, phosphate-solubilizing bacterium complex microbial inoculants, ground phosphate rock and charcoal; then, performing aerobic composting treatment; 2, when the aerobic composting is performed to a temperature reduction period, i.e., the temperature is lowered to 45 to 50 DEG C, adding the phosphate solubilizing bacterium complex microbial inoculants again; performing uniform mixing through stirring; 3, performing the aerobic composting to be near a thoroughly decomposed period, i.e., the period in which the temperature is reduced and is maintained at 40+ / -2 DEG C; inoculating the phosphorus-accumulating bacterium complex microbial inoculants; finally, obtaining the phosphorus-rich compost product. By using the microbial agent, the problems of weak phosphorus supply capability and low phosphorus element utilization rate of a phosphorus fertilizer product in the prior art can be effectively solved; meanwhile, the source utilization of the organic solid waste compost can be favorably realized.

The invention relates to the field of saline-alkali land improvement, in particular to a compound microorganism-coated long-acting saline-alkali soil improvement fertilizer and a preparation method thereof. The improved fertilizer is calculated in parts by weight, saline-alkali land improvement material: coating material: compound microbial bacterial agent: nitrogen fertilizer: the medium and trace elements necessary for plants are mixed according to the ratio of 1:0.001‑0.01:0.001‑0.01:0.1‑0.5:0.001‑0.01 . The improved fertilizer in the present invention can control the salinity-alkalinity in the medium-severe saline-alkali soil within a reasonable range, so that it can not only reduce the pH and alkalinity in the soil, but also significantly improve the release time of acidic substances, acting on During the whole growth period of crops, it can effectively reduce the continuous damage caused by soil return to alkali and salt return to crops, protect crops from salt and alkali damage in the whole growth cycle, increase crop yield, and at the same time, can promote crop root growth. Robust plants, significantly enhance the multiple functions of disease resistance, drought resistance, lodging resistance and early maturity promotion.