157 results about "Trace Nutrients" patented technology

The invention relates to a drug fertilizer composition for preventing and treating green turf diseases. The drug fertilizer composition comprises the following components by mass percent: 0.05-5% of antimicrobial actives, 0.05-1.5% of plant growth regulator, 45-60% of macronutrient compound, 1-15% of trace nutrient element compound, 5-25% of active organic nutrient substance, and 0.5-15% of booster. By adopting the drug fertilizer composition, the plant growth regulator is reasonably compounded with a protective fungicide or a fungicide with treatment and eradication functions. An experiment proves that the drug fertilizer composition has an obvious synergic effect, and is further compounded and fused with the plant nutrient substance, so as to achieve dual effects of the drug and the fertilizer. The green turf diseases can be prevented and treated, sufficient balanced nutrient elements can be provided for maintaining the lawn, synchronous use of the drug and the fertilizer is achieved, and the drug fertilizer composition can be widely applied to growth of the golf green lawn and/or prevention and treatment of diseases.

The invention discloses a composite throwing applying agent and a preparation method thereof, and the throwing applying agent comprises the following components by weight: 35-90% of composite carrier materials, 2-7% of disease and insect pest-resistant or herbicidal raw drugs, and 3-20% of wood vinegar and tar; wherein the composite carrier materials comprise the following components by weight: 30-80% of organic powder, 5-80% of inorganic powder, 1-10% of moisture-retaining water-retaining agents, 0.1-5.0% of adhesives, proper amounts of water, and 1-10% of plant nutrient elements and/or plant growth regulators; the disease and insect pest-resistant or herbicidal raw drugs comprise one or more than one of insecticidal, bactericidal or herbicidal pesticides or microbial reagents. The invention not only makes every effort to make the application of the throwing applying agent be simple, but also allows the carrier material to have several functions of adsorption, moisture retention, continuous play of the drug effect of the loaded pesticides, and supply of large and medium trace nutrients required by crops.

The invention discloses an ecological organic fertilizer for restoring soil balance. The fertilizer is an organic, inorganic, carbon-based and microbial integrated fertilizer capable of restoring ecological balance of soil, and increasing yield of crops. The fertilizer is prepared from the following components: 20%-32% of urea, 15%-25% of monoammonium phosphate, 15%-22% of a carbon-based fertilizer, 20%-30% of potassium chloride or potassium sulfate, 3%-5% of vegetable organic matters, 3%-8% of biological humic acid, 2%-5% of biological amino acid, 1%-3% of medium and trace nutrients and 1%-2% of beneficial biological bacterium. The physical characteristics of soil can be improved after the ecological organic fertilizer is continuously used; the ecological organic fertilizer especially has a good effect on soil adopting straw manure for many years, the surface area of the soil is increased, the soil structure is loose, lots of silk fossa-shaped structures are formed and the soil hardening is alleviated; a food chain of earthworm is restored by humus generated by combination of a lot of beneficial microorganisms and organic matters (including straws) in soil; and the ripping expert (earthworm) turns back to the farm, so that the ability of soil in regulating and controlling water is increased; and the drought resistance and the flood resistance of the crops are significantly improved.

The invention relates to the technical fields of agricultural novel fertilizers and fishing aquiculture, in particular to a special high-efficiency compound fertilizer for freshwater aquiculture. The special high-efficiency compound fertilizer is characterized by consisting of the following effective components in percentage by weight: 30-60 percent of cured organic matter, 30-54 percent of inorganic fertilizer, 3-7 percent of chelated trace fertilizer, 5-7 percent of microbial agent, 2.5-4 percent of compound multi-ore and 1 percent of water quality improver. The special high-efficiency compound fertilizer for freshwater aquiculture uses a scientific formula of trace elements according to the abundant lean condition of the trace elements in soil of China for the first time and is beneficial to improving the utilization rate of mineral nutrition contents and preventing the water body pollution caused by excessively adding the trace elements. The fertilizer contains a plurality of macroelements and intermediate trace nutrient elements which are essential for phytoplankto, has coordinated nutrient proportion and is especially suitable for the growth of delectable living feeds for fishes, such as diatom, Euglena, cryptomonas, chrysophyceae, and the like.

The invention discloses a leaf fertilizer special for tobacco, which comprises monopotassium phosphate, magnesium sulfate heptahydrate, zinc sulfate, borax, ammonium molybdate, L-malic acid, glutamic acid, brassinolide and solvent water. Inorganic and organic nutrient substances are provided for the growth of tobacco to meet the basic growth requirement of tobacco; for example, magnesium, boron and zinc are medium trace nutrient elements deficient at the tobacco zone in Hubei; the glutamic acid and the malic acid can be directly involved in certain important metabolic activities during the growth of tobacco, in particular tricarboxylic acid cycle, and promote the growth of tobacco in the later stage to timely switch from nitrogen metabolism into carbon metabolism, so as to improve maturity and quality; and the plant growth modifier, brassinolide, can induce to strengthen the immunity of tobacco and improve the virus and fungal disease resisting capability of tobacco.

This invention relates to a preparation method for nitrogen phosphorus potassium (NPK) compound fertilizer for straw ash production, belonging to the field of agricultural fertilizer technology. NPK fertilizer includes (by weight parts) urea 18-30, monoammonium phosphate 12-30, potassium chloride 7-25, straw ash 10-40, acidity regulator 1.2-6, and adhesive 5-20. The method comprises smashing the raw materials, drum-granulating, drying, screening, weighing, and packaging to obtain the final product. The NPK contains nutrient nitrogen, phosphorus, potassium content greater than 30%, and medium-trace nutrients in gray straw, therefore having comprehensive and reasonable nutrition, can be applied directly to various soils and crops without need for other fertilizers. The production equipment is simple, and low cost, solving the inadequacy of the present fertilizer production. This invention provides an effective way for the straw ash generated from straw power and reduce the environmental pollution.

The invention relates to efficient chemical fertilizers, in particular to an efficient slow-release bulk-blending (BB) fertilizer and a preparation and application method thereof. The efficient slow-release BB fertilizer is composed of urea nitrogen fertilizers, phosphatic fertilizers, potash fertilizers, secondary nutrient elements required by plants and trace nutrient elements required by the plants. Measured according to urea pure nitrogen amount of the urea nitrogen fertilizers, urea nitrogen fertilizer amount are 40-46.3% of the pure nitrogen amount, phosphatic fertilizer amount is 30-90% of the pure nitrogen amount, the potash fertilizer amount is 45-100% of the pure nitrogen amount, secondary nutrient elements comprise calcium taking up 10-45% of the pure nitrogen amount and magnesium occupying 5-35% of the pure nitrogen amount, and the trace nutrient elements comprise ferrum occupying 0.1-5% of the pure nitrogen amount, copper occupying 0.1-3% of the pure nitrogen amount, manganese occupying 0.5-3% of the pure nitrogen amount, zinc occupying 0.1-2% of the pure nitrogen amount, boron occupying 0.05-2% of the pure nitrogen amount and molybdenum occupying 0.01-2% of the pure nitrogen amount. Nitrogen fertilizer dosage and proportion of the efficient slow-release BB fertilizer are set fully according to fertilizer requiring characteristics to nitrogen of the plants at different growth periods, continuous supplying of the fertilizer nitrogen is guaranteed, and loss of a nitrogen fertilizer is controlled remarkably.

The invention discloses a special organic/inorganic compound fertilizer for edible amaranth. The special organic/inorganic compound fertilizer for the edible amaranth is prepared from organic active fertilizer, nitrogen fertilizer, a nitrogen fertilizer synergist, phosphatic fertilizer, potash fertilizer and medium trace nutrient elements; specifically, the special organic/inorganic compound fertilizer for the edible amaranth is prepared from the following raw materials in percentage by weight: 22-30% of nitrogen fertilizer, 10-20% of phosphatic fertilizer, 10-15% of potash fertilizer, 1-2% of nitrogen fertilizer synergist, 0.5-2% of ferric sulfate, 0.5-2% of calcium ammonium nitrate and 32-55% of organic active fertilizer. The special organic/inorganic compound fertilizer for the edible amaranth is scientifically compatible; the nitrogen, phosphorus and potassium components are scientifically proportioned according to the demands of the edible amaranth on the nitrogen, phosphorus and potassium components; the utilization rate of the nutrients is guaranteed; meanwhile, the medium trace nutrient elements are added so that the yield can be increased by 10-25% per mu in contrast with conventional fertilization; as a result, the special organic/inorganic compound fertilizer for edible amaranth has good economic benefit.

The invention discloses a fertilizer special for super rice and a preparation method for the fertilizer. The preparation method comprises the following steps of: a) screening a compound fertilizer with a proper nitrogen, phosphorus and potassium ratio according to nutritional characteristics of the super rice and physiochemical properties of main paddy field soil of Hunan Province; b) complexing various medium and trace nutrient elements and an organic acid active agent; and c) adding the medium and trace nutrient elements complexed with the organic acid active agent into the nitrogen-phosphorus-potassium compound fertilizer, adding a synergist and adding a nano retarder to obtain the fertilizer special for the super rice. The fertilizer special for the super rice can ensure that rice does not overgrow and has multiple valid tillers in an early stage and is not short of the fertilizer and has a few empty grains in a later stage, and can effectively improve soil hardening, reduce fertilizer loss and greatly improve the nutrient utilization rate.

The invention relates to a multifunctional biogas slurry fertilizer for fruit trees, belonging to the technical field of fertilizers. The formula of the multifunctional biogas slurry fertilizer for the fruit trees comprises the components: biogas slurry, urea, potassium sulfate, zinc sulfate, ferrous sulfate, manganous sulfate, boric acid, compound sodium nitrophenolate and indolebutyric acid. The multifunctional biogas slurry fertilizer is prepared by compounding and coupling the biogas slurry, large and medium-sized trace nutrient elements, a root-growth accelerant and a growth regulator, thus realizing multiple functions such as nourishing, sterilizing, disinfecting, curing diseases, killing pests, accelerating the growth of the root, adjusting the physiology and the like. After the multifunctional biogas slurry fertilizer is applied, the soil quality is improved, the stress resistance of crops can be enhanced, the plant diseases and insect pests are obviously reduced, the yield is remarkably increased, the quality is obviously improved, and the flavor is very good. The experiments for a grape tree and a red jujube tree prove that the multifunctional biogas slurry fertilizer remarkably improves the fruit yield and quality.

The invention discloses a root growth promoting agent for tobacco, its preparation and application. The root growth promoting agent comprises the following ingredients: 100-150 weight parts of potassium nitrate, 50-100 weight parts of urea, 10-50 weight parts of potassium dihydrogen phosphate, 10-50 weight parts of amino acid powder, 5-10 weight parts of zinc sulfate, 5-10 weight parts of ferrous sulphate, 5-10 weight parts of boric acid, 5-10 weight parts of sodium alginate, 5-10 weight parts of glucose, 5-10 weight parts of compound sodium nitrophenolate, and 5-10 weight parts of paclobutrazol. The root growth promoting agent disclosed herein can simultaneously provide tobacco with organic and inorganic nutrition, macro and trace nutrients, and root growth promoting factors with physiological activity, has the effect of improving tobacco rhizosphere environment, and can rapidly induce the rooting and growth of seedlings. The root growth promoting agent disclosed herein can be applied by blade spraying, hole irrigation, root irrigation and the like. Compared with the control group, the total number of roots which is subject to the application of the root growth promoting agent increases by 5.04-35.19%, the root dry weight increases by 5.69-32.47%, and the root volume increases by 7.99-36.75%. The root growth promoting agent disclosed herein can be widely applied in tobacco production.

The invention relates to an organic water-soluble fertilizer capable of reinforcing self stress resistance of crops and a preparation method thereof. The organic water-soluble fertilizer is prepared from an endogenous stress resistant matter, an exogenous stress resistant matter, a macronutrient element fertilizer, a medium trace nutrient element fertilizer and water. According to the organic water-soluble fertilizer disclosed by the invention, the endogenous stress resistant matter and the exogenous stress resistant matter are combined to supplement each other; thus, a synergistic effect is achieved, and ability of the crops to resist the external adverse environment is greatly enhanced. The organic water-soluble fertilizer capable of reinforcing self stress resistance of the crops disclosed by the invention has the advantages of simple preparation method, convenience in application and ability to effectively improve stress resistance of the crops; meanwhile, the organic water-solublefertilizer can promote crop growth and improve agricultural product quality.

The invention relates to a rice leaf fertilizer, in particular to a special fertilizer for rice leaf surfaces and application thereof. The special fertilizer comprises the following components by weight: 2 to 5 percent of chitosan, 7 to 12 percent of composite amino acid, 1.5 to 3.5 percent of middle-weight nutrient element, 0.5 to 1.0 percent of trace nutrient element, 2 to 4 percent of ethylene diamine tetraacetic acid (EDTA) complexing agent, 0.2 to 0.5 percent of surfactant and the balance of water. The special fertilizer for leaf surfaces is of an effective supplement mode except root fertilization, is applied in the rice production process, and plays an important role; and 30 to 40 kilograms of special fertilizer is used in each mu.

The invention discloses an organic/inorganic special pesticide fertilizer for preventing and controlling tomato bacterial wilt. The pesticide fertilizer comprises the following components in percentage by mass: 10-13% of nitrogenous fertilizer, 5-7% of phosphatic fertilizer, 7-11% of potassic fertilizer, 40-60% of fermented organic active fertilizer, 0.1-3% of nitrogenous fertilizer synergist, 1-5% of medium/trace nutrient elements, 1-10% of chelating agent and 0.1-2% of pesticides. According to demands on nutrient of tomatoes and prevention and control on bacterial wilt, fermented organic active fertilizers are compounded and mixed with inorganic nutrient, the nitrogenous fertilizer synergist, medium/trace nutrient elements, the chelating agent and pesticides for preventing and controlling bacterial wilt according to an ordinary method to prepare the organic/inorganic pesticide fertilizer, the utilization rate of nutrient is sufficiently improved, and the quality of tomatoes is improved.

The invention discloses a novel efficient biochar-based water-retaining dedicated crop fertilizer, prepared from, by weight, 100-300 parts of urea, 350-500 parts of monoammonium phosphate, 100-300 parts of potassium chloride, 0-15 parts of calcium magnesium phosphate fertilizer, 40-100 parts of biochar, 0-30 parts of EDTA (ethylene diamine tetraacetic acid) chelated trace elements, 0-15 parts of polyglutamic acid, and 0-100 parts of additives. The preparation process of the fertilizer is simple, the fertilizer contains biochar, polyglutamic acid and various trace nutrients and can improve soil environmental conditions, land utilization and land maintenance are combined, crop yield is increased, and the fertilizer has high efficiency and zero pollution.

The invention discloses organic-inorganic compound pesticide fertilizer for controlling watermelon fusarium wilt. The organic-inorganic compound pesticide fertilizer comprises components in percentage by mass as follows: 9%-13% of nitrogenous fertilizer, 5%-7% of phosphatic fertilizer, 8%-11% of potassium fertilizer, 40-60% of decomposed organic active fertilizer, 1%-5% of medium trace nutrient elements, 2%-10% of a chelating agent, 0.2%-1% of a dispersing agent and 0.2%-2% of insecticide. According to the nutrient requirements of watermelon, in order to control watermelon fusarium wilt, the organic active fertilizer which is decomposed through fertilization is matched with inorganic nutrient, nitrogenous fertilizer synergist, the medium trace elements, the chelating agent, the dispersing agent and the disease prevention insecticide, the mixture is compounded with a conventional method, the organic-inorganic pesticide fertilizer is prepared, the nutrient utilization rate is sufficiently increased, and the quality of the watermelon is improved.

The invention discloses a multifunctional acid soil conditioner and an application method thereof. The multifunctional acid soil conditioner is prepared by mixing 10 to 25 percent of magnesium hydroxide, 15 to 30 percent of calcium carbonate, 5 to 25 percent of calcium hydroxide, 10 to 25 percent of calcium magnesium phosphate fertilizer, 0 to 15 percent of lime nitrogen, 0 to 30 percent of lignite, 0 to 30 percent of danty, 0 to 30 percent of peat, 0 to 2 percent of borax and 0 to 3 percent of zinc sulfate in percentage by weight, and stirring uniformly. For solving the series of problems that southern soil is serious in acidification, degenerate in structure and frequent in soil-borne disease, on the basis of combining a great amount of field trial results, an acid soil conditioner formula having the functions of providing nutrition, improving the soil, killing the soil-borne disease and the like is developed, and meanwhile a certain amount of medium trace elements and synergists are added in the formula, so that the formula can meet the need of plants on medium trace nutrient elements in a growth development process, so as to remarkably improve the yield and quality of crops.

The invention discloses an organic-inorganic mixed fertilizer special for selenium rich capsicum, and according to dry matter, the organic-inorganic mixed fertilizer comprises the following components in parts by weight: 30-40 parts of an organic active fertilizer, 10-16 parts of urea, 8-12 parts of monoammonium phosphate, 16-23 parts of potassium sulfate, 8-12 parts of calcium magnesium phosphate, 10-20 parts of activated selenium mineral powder and 2-10 parts of middle and trace nutrient elements. By scientific collocation of the organic and inorganic nutrients, the advantages are complementary, all the inorganic nutrients can be absorbed directly by crops, the effect is quick, harm to the soil caused by a large number of application of an undecomposed organic fertilizer can be solved, by the addition of the active selenium mineral powder, the middle and trace nutrient elements and beneficial elements, the healthy growth of the capsicum can be ensured, and crop yield and quality can be improved.

The invention discloses a grape seed composite powder nutrition enhanced bread and a preparation method of the grape seed composite powder nutrition enhanced bread. The grape seed composite powder nutrition enhanced bread consists of the following ingredients and contents: flour and also comprises the following ingredients through adopting the 100 mass percent of the flour as the reference: 12 to 18 percent of white sugar, 0.1 to 0.3 percent of konjaku flour, 0.05 to 0.15 percent of k-carrageenan, 2.0 to 3.0 percent of soybean protein powder, 2.5 to 3.5 percent of milk powder,10 to 15 percent of eggs, 8 to 12 percent of cream,0.2 to 0.6 percent of grape seed powder, 0.2 to 0.4 percent of broccoli powder, 0.1 to 0.2 percent of soybean meal, 0.1 to 0.2 percent of walnut powder, 0.1 to 0.2 percent of pine nut powder, 0.1 to 0.2 percent of black sesame powder, 0.5 to 1.5 percent of dried yeast,1.2 to 1.8 percent of common salt and 55 to 75 percent of trace nutrient and water. The grape seed composite powder nutrition enhanced bread provided by the invention has the advantages that the nutrition is enhanced, the texture and the structure are exquisite, the mouth feeling is soft, the aging cannot easily occur, the quality guarantee period is prolonged, and the sensory quality is good.

The invention discloses a special full-component biological organic fertilizer for tobaccos and a preparation method of the special full-component biological organic fertilizer. The organic fertilizer is mainly prepared from the following raw materials in parts by weight: 26-38 parts of fermented rapeseed cakes, 18-22 parts of nitrogen fertilizers, 13-20 parts of phosphorus fertilizers, 16-22 parts of potassium fertilizers, 3-5 parts of humic acid, 3-5 parts of amino acid raw powder, 2-4 parts of secondary and trace nutrient elements, 1-3 parts of active silicon fertilizers, 1-3 parts of rhizoma phragmitis, 2-3 parts of clove, 0.5-2 parts of functional microorganisms and 0.5-1 part of nitrogen fertilizer synergists. The special full-component biological organic fertilizer for the tobaccos is complete in product nutrients, and can meet the nutrient elements needed for the growth of the tobaccos; components in a full-component biological organic fertilizer product cooperate with one other and achieve synergism; the full-component biological organic fertilizer is easily absorbed by crops; the yield and the quality of tobacco leaf can be obviously improved; the rhizosphere microenvironment of the plants can be improved; the resistance of the crops can be improved; meanwhile, the application of chemical fertilizers can also be reduced; the quality of a cultivated land can be improved.

The invention discloses a special organic and inorganic active silicon fertilizer for grapes. The special organic and inorganic active silicon fertilizer comprises, by weight, 9-16 parts of nitrogen fertilizers, 8-15 parts of phosphorus fertilizers, 8-18 parts of potassium fertilizers, 40-50 parts of thoroughly decomposed organic active fertilizers, 6-10 parts of silicon fertilizers, 2-5 parts of medium and trace nutrient elements and 1-3 parts of nitrogen fertilizer synergists. The special organic and inorganic active silicon fertilizer has the advantages that purposes of increasing the yield of the grapes and improving the quality of the grapes can be achieved by the aid of the special organic and inorganic active silicon fertilizer according to fertilizer requirement laws of the grapes; the fermented and thoroughly decomposed organic active fertilizers, inorganic nutrients, the medium and trace nutrient elements, the silicon fertilizers and the nitrogen fertilizer synergists are matched with one another and are mixed with one another according to conventional methods, accordingly, the novel organic and inorganic active silicon fertilizer can be prepared, the nutrient utilization rate can be sufficiently increased, the yield of the grapes can be increased, and the quality of the grapes can be improved.

The invention relates to a method for producing a soil amendment by using papermaking black liquor wastewater and waste paper sludge, which is characterized by comprising the following steps: carrying out a neutralization reaction on the black liquor wastewater and the waste paper sludge from a paper mill and furfural waste liquid, waste mother liquor from a cystine plant, waste acid liquor from a gourmet powder factory, pickling waste liquor from a zinc plating plant and waste liquor containing ferrous sulphate from a titanium pigment plant; adsorbing with calcium superphosphate and humic acid, and meanwhile mixing and activating medium and trace nutrient elements and beneficial elements in alkali, and adjusting to reach the optimum pH value of 5-8, thus obtaining the soil amendment. In the invention, the soil amendment produced with the papermaking black liquor wastewater and the waste paper sludge has the following obvious advantages: loosening soil aggregate, radically treating saline and alkaline land, causing crops to have developed root system, flourish leaves, thick and strong straws, and full seeds, and increasing crop disease resistance. Due to drought resistance, saline-alkali tolerance and greatly-increased crop yield, the soil amendment is an effective organic compound fertilizer.

The invention discloses an organic/inorganic special drug fertilizer for preventing Chinese chive maggot and Chinese chive yellowing. The drug fertilizer comprises the following components in percentage by mass: 9-13% of nitrogen fertilizer, 5-7% of phosphate fertilizer, 8-11% of potash fertilizer, 40-60% of decomposed organic active fertilizer, 0.1-3% of nitrogen fertilizer synergist, 1-5% of medium and trace nutrient elements, 1-10% of chelating agent and 0.1-2% of drug. In the invention, according to the need for nutrition of Chinese chive and the prevention of Chinese chive maggot and yellowing, the fermented and decomposed organic active fertilizer is matched with inorganic nutrition, nitrogen fertilizer synergist, medium and trace nutrient elements, chelating agent and Chinese chive maggot prevention drug and mixed according to a conventional method to obtain the organic/inorganic drug fertilizer; the utilization rate of nutrition is sufficiently increased, and the quality of the Chinese chive is improved.

The invention provides a healthcare food containing a plurality of trace nutrient elements, and belongs to the technical field of trace nutrient element healthcare food. The healthcare food is composed of twenty eight kinds of materials, namely calcium, magnesium, zinc, iron, selenium, manganese, copper, chromium, cobalt, molybdenum, vitamin A, vitamin C, vitamin E, vitamin D, vitamin B1, vitamin B2, vitamin B6, vitamin B12, nicotinamide, pantothenic acid, biotin, folic acid, resveratrol, procyanidine, astaxanthin, lycopene, xanthophylls, and zeaxanthine. The healthcare food organically compounds a plurality of essential mineral substances, vitamins, and antioxidant plant extracts together and presses the materials into tables or capsules. The elements in the healthcare food cooperates with each other to generate a balanced and synergetic effect; the supply amount of biological elements is sufficient; the element ratio is balanced and harmonious, is totally in a safe range of diet recommended amount provided by Chinese Nutrition Society, and the health food provides an enough amount of nutrient elements for body physiological activities and body functions of preventing diseases and removing toxicity on the basis of safety.

The invention provides an American ginseng compound base fertilizer which comprises the following raw materials in parts by weight: 30-35 parts of compound fertilizer in which weight ratio of N:P:K is 2:3:4, 40-50 parts of turf, 4 parts of Saccharomyces cerevisiae agent, 1-4 parts of Lactobacillus acidophilus agent, 2 parts of B.Subtilis agent, 1 part of Bifidobacterium longum, 3 parts of Trichoderma viride agent, 0.6 part of sodium selenite and 0.4 part of germanium oxide. The American ginseng compound base fertilizer is a American ginseng continuous cropping obstacle resisting base fertilizer which is compounded from multiple microorganisms, macronutriments and trace nutrient elements and has dual effects of resisting disease and fertilizing, wherein the biocontrol type microorganism can inhibit propagation of harmful bacteria, nutrient microorganism provides a good soil environment for American ginseng, the macronutriments supplement nutrient wane of fields which had been planted, and the trace elements provide selenium and germanium necessary for growth of American ginseng. A field test indicates that the growth condition of the American ginseng planted in fields which had been planted can be obviously improved, the generation of diseases is reduced, and the yield of the American ginseng is improved.

The invention discloses a special glucose-lowering formula food for medical use and a preparation method thereof and belongs to the technical field of special medical foods. The formula food is prepared from components including whey protein, casein, soybean isolate protein, high oleic acid sunflower oil, low erucic acid rapeseed oil, corn oil, coconut oil, cassava starch, resistant starch, resistant dextrin, maltodextrin, corn syrup powder, crystalline fructose, maltitol, inulin, fructooligosaccharide, galacto-oligosaccharide, isomalto-oligosaccharide, soybean oligosaccharide, soybean dietaryfiber, oatmeal, choline bitartrate, dihydrocannabinol and the like. According to the formula food, the ratio of trace nutrients and the content of sodium are adjusted and a low blood glucose generation index of a product is emphasized; comprehensive and balanced nutrient supports are provided for patients and the formula food is suitable for patients with diabetes mellitus.

The invention discloses a special efficient compound fertilizer for chernozem. The special efficient compound fertilizer consists of nitrogen, phosphorus, potassium, medium elements, trace element fertilizer raw materials, and composite polyamino acid and salts thereof. The special efficient compound fertilizer is suitable for supplying and supplementing nutrient elements needed by various crops and plants planted in the chernozem. The special efficient compound fertilizer disclosed by the invention is applied once as a base fertilizer, and fertilizer topdressing is not needed in a crop growth process. The produced fertilizer product has effects of remarkably controlling the loss of a nitrogen fertilizer in the chernozem, improving the effectiveness of the phosphorus fertilizer in the chernozem, gathering and activating medium and trace nutrient elements needed by the plants in the chernozem, strongly prompting the crops to absorb various nutrient elements in the chernozem in a balanced manner, greatly increasing the fertilizer utilization rate, increasing the crop yield and remarkably improving the crop quality.

The invention discloses an organic soil conditioner, and relates to the technical field of soil pollution treatment. The organic soil conditioner is prepared from the following raw materials in parts by weight: culture waste of edible fungi, rape seed cakes, tobacco powder, potassium feldspar, dolomite, sodium selenite, biomass ash, zinc oxide, organic wastes, sodium silicate, sodium molybdate, a urease inhibitor, potassium carbonate, borax, a nitrification inhibitor, phosphate solubilizing bacteria, potassium bacteria, fermentation bacteria and nitrogen-fixing bacteria. A preparation method of the organic soil conditioner comprises the following steps: (I), performing fermentation; (II), performing calcining; and (III), performing mixing. The organic soil conditioner has the characteristics that both the content of organic matters in soil and the pH value of soil can be increased, secondary and trace nutrient elements in the soil can be also supplemented, the resistance of crops can be improved, the yield of agricultural products can be increased, the content of heavy metals in the agricultural products can be greatly reduced, convenience in application is achieved, and the like, and is applicable to polluted dry lands, rice fields and orchards.