129results about How to "Improve soil fertility" patented technology

Method for preparing composite microbial fertilizer by fertilizing silkworm excrement

ActiveCN105218177AImprove soil fertilityImprove soil structure and physical and chemical qualityBio-organic fraction processingClimate change adaptationFertilizerCrop
The invention discloses a method for preparing composite microbial fertilizer by fertilizing silkworm excrement. The method comprises the following steps: 1, exposing the stacked silkworm excrement under the sun, and sterilizing the stacked silkworm excrement for standby application; 2, fermenting and culturing bacillus subtilis, bacillus mucilaginosus, bacillus thermoamylovorans, azotobacter chroococcum and streptomyces microflavus in respective sterilized culture medium under respective suitable conditions for 12 hours; 3, inoculating the five fermented cultured strains into a silkworm excrement culture medium, covering the silkworm culture medium by utilizing a film, and stacking and fermenting for 10 to 15 hours; 4, naturally cooling the fermented silkworm excrement to the ambient temperature, spreading the fertilizer compost, and naturally drying the fertilizer compost to obtain the composite microbial fertilizer. The composite microbial fertilizer is rich in microbial flora beneficial to the soil and crop nutritional substances and capable of improving the soil fertility, improving the soil structure and physical characters and improving the yield and quality of crops.

Breeding method for beautiful millettia root

The invention relates to a breeding method for beautiful millettia root, and belongs to the field of agricultural breeding. The method specifically comprises the following steps: firstly, selecting a land suitable for growth of beautiful millettia root, applying fertilizer made by mixing self-made farmyard manure, tea seed bran, and quick lime in certain proportion, ploughing and bedding, wherein the self-made farmyard manure is made by mixed culture fermentation with beautiful millettia root deadwood, rice straws, sunflower stalks, peanut shells, animal bone meal, and pig, cow, and sheep manure, night soil as raw materials; then, selecting full beautiful millettia root seeds, after immersion disinfection by a disinfectant, mixing and dressing seeds with certain amount of a seed-dressing agent, and sowing; after that, controlling temperature and humidity of growing environment, spraying nutrient solution at fixed period, and culturing until seedlings emerge. The breeding method for beautiful millettia root is improvement on a conventional breeding method, and the method is simple in operation, low in production cost, and is scientific and rational, and seed germination speed is fast, and survival rate of seeds is high. The method is suitable to be used for large scale systematic breeding, and is good in practicality.

Humic acid composite fertilizer and preparation method thereof

The invention relates to a humic acid composite fertilizer, which is prepared from 20 to 30 parts of humic acid, 10 to 20 parts of urea phosphate, 15 to 25 parts of ammonium polyphosphate, 5 to 15 parts of magnesium ammonium phosphate, 0.1 to 3 parts of trace elements, 15 to 25 parts of urea, 3 to 10 parts of monoammonium phosphate and 18 to 30 parts of potassium chloride. A preparation method of the humic acid composite fertilizer comprises the following steps of synthesizing the phosphoric acid and the urea for preparing the urea phosphate; then, synthesizing the prepared urea phosphate and the urea to prepare the ammonium polyphosphate; then, fusing the urea according to the weight parts of the ingredients; after the addition of the potassium chloride, adding the ammonium polyphosphate, urea phosphate and trace elements into a mixed groove to stir; then, adding the monoammonium phosphate and magnesium oxide; performing stirring; finally, adding the humic acid; uniformly mixing the materials for granulation. The prepared humic acid composite fertilizer has the advantages that the nutrients can be gradually released according to the soil condition; the requirements of the crops at different growth stages can be met; the soil structure can be effectively improved; the effects of nitrogen control, phosphorus stabilization and potassium retaining can be achievedt; the crop resistance can be improved; the crop quality is improved; the yield is increased.

Soil conditioning material with ecological restoration function for degraded agricultural land and production method thereof

The invention discloses a method for producing a soil conditioning material with an ecological restoration function for degraded agricultural land. The method comprises the following steps of: (1) crushing straw materials and mixing with livestock and poultry manures to prepare a material A1; (2) pretreating peat, coal slime, charcoal and lignite to form granules, and mixing according to a certain proportion to prepare a material A2; (3) uniformly mixing the material A1 and the material A2 according to the proportion; (4) dissolving a phosphorus chemical waste material, namely phosphogypsum in water at the temperature of more than 80 DEG C, and rapidly adding into the mixture of the material A1 and the material A2 according to a proportion of 3 to 12 weight percent; (5) performing sodium treatment on calcium bentonite, and adding into the mixture; and (6) adding energy elements necessary for the growth and breeding of microorganisms into the mixture, adjusting proper carbon nitrogen ratio and carbon phosphorus ratio, adjusting a pH value and humidity, and fermenting. By the soil conditioning material produced by the method, soil can be fully restored, the using amount of chemical fertilizers, pesticides and mulching films is reduced, and the quality and the quantity of the products of crops are improved.

Physical structure regulating method of high-yield soil for summer corns

A regulating method aims at the physical structure of a high-yield soil for summer corns, and belongs to the technical field of agricultural production. The regulating method of the invention is as follows: (1) deep ploughing (loose) before sowing: before the seeding of the previous crops before the summer corns, the soil is deeply ploughed (loose), the tilth is 30 to 35cm, the unit weight of a soil horizon of 0 to 20cm is 1.2 to 1.3g/cm3 by deep ploughing, the unit weight of the soil horizon of 20 to 40cm is 1.3 to 1.4g/cm3, and 15 kilograms of urea are fertilized per mu; and (2) ridging after sowing: before the seeding of the corns, wide row and narrow row seeding is required to be carried out, the space between the wide rows is 70 to 80cm, the space between the narrow rows is 40 to 50cm, during the jointing stage of the corns, cultivation, banking and ridging are carried out, ditches are opened in the wide rows of the corns, the narrow rows are banked and ridged, the ridge height is 15 to 20cm, and the ridge face width is 50 to 60cm. The invention can obviously reduce the unit weight of the no-tillage summer corn soil, increase the soil porosity, improve the physical behavior of the soil, increase the biological activity of the soil and enhance the biological fertility, facilitate the growing and development of the root system of the corn and increases the activity of the root system, and obviously improve the crop production and the benefits.

Method for preparing super absorbent resin containing covalent nitrogen by using potato starch as raw material

The method discloses a method for preparing super absorbent resin containing covalent nitrogen by using potato starch as the raw material, which comprises the following main processes: carrying out neutralization reaction between a sodium hydroxide solution and acrylic acid from which polymerization inhibitor is removed under the cooling of ice-water bath; preparing acrylamide into a solution; mixing potato starch with de-ionized water and heating the mixture for pasting; mixing the acrylic acid and the sodium salt solution thereof with the pasted potato starch and the acrylamide solution; adding persulfate, and stirring the mixture under the protection of nitrogen; heating the mixture by water bath to rise the temperature so as to ensure that the potato starch, the acrylamide, the acrylicacid and the sodium salt thereof generate graft copolymerization reaction under the protection of nitrogen; keeping the temperature for 1-2 hours in boiling water bath; baking the products in a baking oven to keep constant weight; and drying the baked products to obtain the super absorbent resin containing covalent nitrogen. Compared with other products on the market, the water absorption of thesuper absorbent resin is multiplied and the super absorbent resin contains nitrogen nutrition elements. The super absorbent resin has great effect on the water conservation, the desert control, the plant growth promotion and the like of soil in dry regions.

Preparation method of nutrient containing active carbon enzyme and microbial coenobium

The invention relates to a preparation method of a nutrient containing an active carbon enzyme and microbial coenobium. Fermentation raw materials and corresponding proportions refer to, by mass, 85%of spent mushroom compost of lentinus edodes, 10% of wheat bran and 5% of corn flour, after grinding of the fermentation raw materials, water is added so that the mass percentage of water contents ofthe fermentation raw materials can be 25-35%, and compound microbial inoculum is added at a mass ratio of 1:1000 to be uniformly mixed to obtain the nutrient containing the active carbon enzyme and microbial coenobium. The nutrient enables multiple microorganisms to overcome competitions during colonization process in a soil ecological environment with other microorganism coenobium to form dominant populations, enough populations are ensured to overcome the repulsion of soil habitual microorganisms including pathogenic bacteria so that the multiple microorganisms can keep colonizing near rootsand leaves of plants, secreting various enzymes and antibiotics, inducing plant disease resistance and the like, the advantages of being fast in deinsectization and bacteriostatic ability, stable inprevention and control effects of biological pesticides are achieved, and the purposes of complementing advantages, reducing dosage and enhancing prevention effects are achieved through compound and synergistic effects.

Method for improving yield and quality of melons through in-situ intercropping

InactiveCN103069984AImprove soil physical and chemical propertiesImprove soil fertilityHorticultureSoil organic matterNutrient content
The invention discloses a method for improving the yield and the quality of melons through in-situ intercropping. The method comprises the following specific steps of: plowing the farmland to carry out soil preparation, ditching and rising beds of 160cm, and plowing flatly the beds or forming a bed surface in a shape of turtle back, wherein the width of each bed is 120cm, and the width of each ditch is 40cm; carrying out frame cultivation on the melon, transplanting after culturing large seedlings, and transplanting two rows of seedlings in each bed, wherein the plant distance is 45-50cm, and the line space is 90-100cm; laying a support when the vine of the melon grows to 15-20cm at the vine growing initial stage of the melon, and guiding the vine onto the support when the vine of the melon grows to 50-70cm; paving a beer residue feed bed with the width of 100-120cm and the height of 6-10cm on the ground flatly among lines of melon plants after 7-9 days; inoculating earthworms according to the amount of 1300-1500 pieces per square meter after 10-15 days; and recycling the earthworms after the melon is harvested, and turning over the waste beer residue under the farmland to increase the soil organic matters and improve the soil fertility. After the method disclosed by the invention is adopted to plant the melons, the physical and chemical properties of soil are improved and the side-products earthworms are harvested; and meanwhile, the yield, the nutrient content and the like of the melon are improved, the cost can be reduced, high-quality and safer fruits can be produced, and multiple economic benefits are obtained.

Integration fruit tree fertilizing method utilizing discarded mushroom dregs

The invention relates to an integration fruit tree fertilizing method utilizing discarded mushroom dregs. According to the method, the discarded mushroom dregs thoroughly decomposed are used for being combined with nitrogen phosphorus and potassium fertilizer to serve as the fruit tree base fertilizer, when the nitrogen phosphorus and potassium fertilizer is fertilized for fruit trees, the medium trace element fertilizer in combined application of mushroom dreg extract liquid is utilized for carrying out leaf surface topdressing, and/or the mushroom dreg extract liquid is washed with water for the topdressing effect in the irrigation process; the mushroom dreg extract liquid is sprayed on fruit tree leaf surfaces, tree trunks and the like, the crop resilience is improved, and diseases are reduced. According to the method, the aspects from soil to the crop, the base fertilizer to topdressing, the inorganic mode to the organic mode, and nutrition to disease and pest resistance are taken into consideration, and the environmentally friendly discarded mushroom dregs are utilized for plant growth promotion, soil improvement and disease and pest resistance, so that the fruit tree integration fertilizing method is formed; high value and the environmental protection effect of the agricultural discarded mushroom dregs are utilized, and the sustainable development of the agricultural production and the environment is achieved.

Organic water-soluble fertilizer and preparation method

InactiveCN107445726AReduce Greenhouse Gas EmissionsImprove soil fertilityCalcareous fertilisersBio-organic fraction processingChemistryLactic acid fermentation
The invention discloses organic water-soluble fertilizer and a preparation method. The organic water-soluble fertilizer is prepared from the following raw materials in parts by weight: 50-60 parts of lactic acid fermentation residues, 45-55 parts of amino acid, 20-30 parts of humic acid, 30-40 parts of ammonium dihydrogen phosphate, 40-50 parts of potassium nitrate, 20-30 parts of urea, 30-50 parts of calcium carbonate powder, 6-8 parts of glucose, 20-30 parts of starch, 3-5 parts of alginic acid, 13-16 parts of hydroxyethylcellulose, 3-6 parts of hydrogen peroxide, 2-6 parts of sodium stearate, 10-14 parts of bentonite, 6-9 parts of styrene, 13-16 parts of methacrylic acid, 3-4 parts of dimethyl formamide, 8-12 parts of astragalus polysaccharide, 4-8 parts of hypericin, 5-7 parts of hydroxyethyl cellulose, 3-5 parts of potassium fulvate and 60-75 parts of water. The organic water-soluble fertilizer has the advantages that soil organic matter can be increased, and emission of greenhouse gas is reduced; soil fertility is improved; the carbon and nitrogen ratio of soil is increased, and number and breeding of beneficial microorganisms are increased; soil permeability is improved, soil microbial flora is increased, and soil is improved; the soil pH is adjusted; heavy metals and pesticide residues in soil can be adsorbed and passivated, and damaged soil is remedied.

Saline-alkali land soil improvement agent and preparation method thereof

The invention belongs to the field of soil improvement and specifically relates to a saline-alkali land soil improvement agent and a preparation method thereof. The saline-alkali land soil improvementagent is obtained by mixing organic waste fermented materials, activated humic acid materials, chemical acidic fertilizer, ecological acidic fertilizer and starch uniformly. The organic waste fermented materials in the soil improvement agent contain various beneficial microorganisms and organic matters, can improve the physical structure of the soil and have the function of regulating and controlling a soil biota; gram-positive bacteria in the organic waste fermented materials can kill harmful bacteria, nematode in the soil and reduce soil-borne diseases; gangue, peat and lignite in the soilimprovement agent serve as associated mineral of coal production, contain a large amount of organic matters and rich trace elements, contain nutritional elements such as carbon, nitrogen, phosphorus and potassium necessary for crops, and achieves the effects of improving the physical and chemical properties and the biological properties of the soil, improving the soil fertility and increasing theyield of the crops in the soil improvement agent.
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