555 results about "Chelated zinc" patented technology

The invention discloses functional granular major-element water soluble fertilizer. The fertilizer comprises, by weight, 345-350 parts of urea, 210-220 parts of potassium nitrate, 240-250 parts of monopotassium phosphate, 20-30 parts of potassium sulphate, 110-115 parts of monoammonium phosphate, 11-11.6 parts of boric acid, 6-6.6 parts of EDTA chelated zinc, 7-7.7 parts of EDTA chelated iron, 3-3.9 parts of EDTA chelated manganese, 0.1-0.2 part of ammonium heptamolybdate and 5-10 parts of polyglutamic acid. Compared with the prior art, the functional granular major-element water soluble fertilizer is scientific in formula, complete in nutrition, balanced and stabilized in nutrient, capable of moisture retention and drought resistance and high in utilization rate and has the functions such as improving and restoring soil.

The invention provides a feed additive for improving the quality of the fur of a furry animal. The additive is obtained by mixing a semi-finished vitamin product, a semi-finished trace element product, dihydropyridine, methionine, cystine and corn gluten meal according to a weight ratio of 1:1:0.3-1:0.2-0.9:0.1-0.6:2, wherein the semi-finished vitamin product is prepared by uniformly mixing the following components: 5-22 parts of vitamin A, 3-8 parts of vitamin D, 10-25 parts of vitamin E, 3-8 parts of vitamin B1, 8-15 parts of biotin, 1-3 parts of vitamin B6, and 120-160 parts of the corn gluten meal, and the semi-finished trace element product is prepared by uniformly mixing the following components: 10-20 parts of methionine chelated zinc, 2-5 parts of methionine chelated copper, and 70-90 parts of zeolite powder. The additive of the invention allows the quality of the fur of the furry animals (martens, foxes and raccoon dogs) to be substantially improved, the hair density to be increased, the hair length to be improved, the hide toughness to be increased and the culture benefit to be improved.

The invention discloses a dedicated fertilizer for tobacco, and relates to a fertilizer. The dedicated fertilizer comprises the following raw materials: 100 kg of ammonium sulfate, 31 kg of urea, 200 kg of nitric phosphate, 89 kg of di-ammonium phosphate, 100 kg of calcium superphosphate, 10 kg of calcium magnesium phosphate fertilizer, 230 kg of potassium sulfate, 15 kg of borax, 21 kg of amino acid chelated zinc, manganese, copper, iron and tombarthite, 100 kg of nitrohumic acid, 40 kg of magnesium sulfate heptahydrate, 28 kg of a biological agent, 11 kg of a synergistic agent and 28 kg of a soil conditioner. Compared with the prior art, the dedicated fertilizer has the advantages that tobacco yield can be improved by 36 percent; the agronomic character and quality can be improved; the tobacco growing period can be shortened; the environment can be protected; the plant stress resistance can be improved; the prospects in improving economic benefits of tobacco growers and the like are wide; the smoking health of a human body is guaranteed.

The invention discloses a special compound microbial fertilizer of corns. The fertilizer is prepared from the following raw materials: a microbial agent, charcoal, urea, diammonium phosphate, potassium dihydrogen phosphate, potassium chloride, boric acid, magnesium sulfate, ferrous sulfate, amino acid zinc chelate, amino acid manganese chelate, nano titanium dioxide, a traditional Chinese medicine composition and bamboo vinegar. The special compound microbial fertilizer of corns is reasonably matched according to the growth and nutrient needs of the corns, so that not only can the plant absorb and utilize the fertilizer very well, and can the utilization rate of the fertilizer be increased, but also the volume weight of the soil can be reduced, the quick growth of the maize root can be promoted, the yield and the quality of the corns can be improved, the soil micro-ecological environment can be improved, the ecological balance can be recovered, the fertilizer conservation capacity and the water conservation capacity of the soil can be improved, the growth of weeds and plant diseases and insect pests can be inhibited, the occurrence of soil-borne diseases can be relieved to the greatest extent, the dosage of pesticides can be reduced, the residual pesticides in the soil can be degraded, the cost can be saved, and the sustainable development of the economy and the society can be facilitated.

The present invention discloses a water and fertilizer retention organic fertilizer made of the following raw materials by weight: 20-30 parts of sorghum straw charcoal powder, 6-8 parts of river silt, 2-3 parts of potassium mineral powder, 1-2 parts of calcium hydrogen phosphate, 4-5 parts of EDTA chelated zinc, 4-6 parts of died sweet potato, 5-6 parts of fulvic acid, 4-5 parts of durian shell, 3-4 parts of sunflower oil slag, 4-5 parts of potassium sulfate, 6-8 parts of ammonium nitrate, 35-45 parts of rape straw, 6-8 parts of gracilaria lemaneiformis, 8-10 parts of safflower seed oil residue, 20-30 parts of a soil conditioner, and the proper amount of water; the raw materials adopted by the fertilizer are wide in sources, are mainly non-pollution production waste, and effectively reduce the production cost, by a compounded coated granular structure, the fertilizer release time can be prolonged, soil water and fertilizer retention capacity can be improved, and the soil absorption, buffer and resistance properties can be improved.

The invention provides a disease-preventive selenium-rich organic compound fertilizer for grape planting and a preparation method thereof. The compound fertilizer comprises the following components in parts by weight: urea, an organic fertilizer, ammonium dihydrogen phosphate, mono-ammonium phosphate, potassium chloride, zinc sulfate, humic acid, attapulgite, bacillus subtilis, sodium selenite, EDTA (ethylene diamine tetraacetic acid) chelated iron, EDTA chelated zinc, EDTA chelated copper, amino acid chelated manganese, amino acid chelated iron, amino acid chelated molybdenum, a urease inhibitor, a nitrification inhibitor, and paclobutrazol. The compound fertilizer is an organic-inorganic compound mixed fertilizer, is long in fertilizer effect, can cover the grape planting period by single-dose application, does not need to be replaced, is rich in multiple trace elements, can increase the types and contents of nutrient elements in soil and promote the nutritive values of grapes, contains microbial strains combined with a bactericide to promote the disease resistance of the grapes during planting, is low in production cost, is beneficial for market popularization, and is good in economic benefit.

The invention discloses a biological-organic fertilizer special for corn and a preparation method thereof, and belongs to the technical field of crop formula fertilizers. The biological-organic fertilizer special for the corn is prepared form, seaweed extracts, urea, ammonium polyphosphate, potassium nitrate, magnesium sulfate monohydrate, EDTA chelate ferrum, EDTA chelate manganese, EDTA chelate zinc, EDTA chelate cuprum, boric acid, ammonium molybdae and fulvic acid potassium. The raw materials all adopts commercially available materials except that the seaweed extracts are produced by Stanley Fertilizer Limited Company. The prepared fertilizer is comprehensive in nutrition, scientific and reasonable in formula, water-soluble, easy to apply and capable of improving soil and effectively promoting the growth of crops by combining quick acting and long acting.

A tobacco foliar fertilizer and a preparation method thereof. The tobacco foliar fertilizer includes following components, by weight: 20-25 parts of potassium tripolyphosphate, 15-20 parts of potassium citrate, 3-6 parts of sargassum fermentation extract, 0.5-2 parts of glutathione, 0.5-2 parts of [beta]-deoxyglucose, 0.1-1 part of trans-abscisic acid, 0.5-1 part of xylooligosaccharide, 0.2-0.5 parts of salicylic acid, 1-3 parts of boric acid, 0.1-0.5 parts of ammonium molybdenate, 0.5-2 parts of EDTA-chelating zinc, 0.5-2 parts of EDTA-chelating magnesium, 0.3-2 parts of EDTA-chelating manganese, 0.3-1 part of EDTA-chelating copper, 0.5-1 part of alkyl polysaccharide glycoside and 31-56.2 parts of water. The tobacco foliar fertilizer is reasonable in combination and proportion, can promote growth of tobacco, can enhance the resistance capability on viruses, cold and dryness of tobacco, can increase yield, is green and environmental-friendly and can greatly improve quality of tobacco.

The invention relates to a 2-(2'-hydroxyphenyl) benzothiazole chelated zinc derivative as well as a preparation method and an application thereof, belonging to the field of organic electroluminescentluminescent materials. The preparation method of the derivative comprises the following steps: firstly, introducing different substituent groups with electron-withdrawing or electron-donating capability in a benzothiazole benzene ring or a hydroxyphenyl benzene ring of a 2-(2'-hydroxyphenyl) benzothiazole matrix to obtain a substituted 2-(2'-hydroxyphenyl) benzothiazole ligand; coordinating with diatomic zinc to form a corresponding complex, and the like. The substituted 2-(2'-hydroxyphenyl) benzothiazole ligand can be prepared by a plurality of reactions, such as substituted aniline acylation, hydroxyl protection, hydroxyl thiocarbonate, Jacobson cyclization while hydroxyl deprotection, and the like or prepared by a direct reaction of O-amino thiophenol and substituted ortho-hydroxybenzoic acid. When applied to an organic electroluminescent luminescent device as an electronic transmission layer, the derivative has favorable electronic transmission performance and has performance superior to the most common electronic transmission material 8-hydroxyquinoline aluminum.

The invention provides high concentration drip irrigation fertilizer exclusively used in the fruit enlargement period of grapes utilized in a drip irrigation system and a preparation method thereof. The main components of the drip irrigation fertilizer exclusively used in the fruit enlargement period of grapes are as follows (according to the parts by weight): 611-723 parts of potassium nitrate, 90-108 parts of monoammonium phosphate, 33-41 parts of urea, 124-256 parts of magnesium sulfate heptahydrate, 0.3-0.6 part of boric acid, 3.6-5.8 parts of EDTA chelated iron, 0.2-0.4 part of EDTA chelated copper, 0.6-1.0 part of chelated manganese, 0.002-0.004 part of sodium molybdate and 1.0-1.6 parts of EDTA chelated zinc. The drip irrigation exclusively used fertilizer has dramatic effects, canobviously improve the yield and quality of grapes, and can save fertilizer and improve efficiency. The drip irrigation exclusively used fertilizer combines the domestic all-pervading trend of the irrigation system and the main national principle of saving fertilizer and improving efficiency and has quite wide market prospect.

The invention provides grass carp feed and a making method thereof, and relates to the field of fish feed. The grass carp feed comprises, by weight, duckweed, folium isatidis, rice bran, wheat bran, corn flour, bean pulp, vinasse, fish meal, feed yeast, Chinese herbal medicine additives, methionine chelated copper, lysine chelated zinc, arginine chelated magnesium, leucine chelated iron, tryptophan chelate, vitamin E, monocalcium phosphate and water. The grass carp feed is reasonable in matching, the protein content is 30-35%, the carbohydrate content is 38-60%, and the grass carp feed also contains rich vitamins, amino acid and the like, so that the nutritional requirements of crucian carps in the growing period are met, growth of fishes is effectively promoted, the growing speed of crucian carps is increased, the body form becomes much better, meat quality is obviously improved, and high disease resistance and safety are achieved.

The invention discloses a compound irrigation fertilizer for solanaceous vegetables and an applying method thereof. The fertilizer is prepared from the following raw material components in percentage by weight: 30-38 percent of urea, 0-10 percent of monopotassium phosphate, 0-13 percent of potassium nitrate, 10-15 percent of potassium humate, 0-10 percent of magnesium sulfate heptahydrate, 20-40 percent of potassium sulfate, 0-15 percent of monoammonium phosphate, 0.1-0.2 percent of compound sodium nitrophenolate, 0.1-0.3 percent of boric acid, 0.05-0.15 percent of sodium naphthalene acetate and 0.5-2 percent of amino acid chelated zinc, manganese, copper and iron. The fertilizer can fully supply nutrients so as to meet the nutrition requirement on the solanaceous vegetables, and contains humic acid, amino acid, macro elements, medium elements, trace elements and the like. The irrigation fertilizer contains sodium naphthalene acetate serving as a rooting agent and compound sodium nitrophenolate serving as a synergistic agent, so that the root activity can be facilitated, soil is improved, fertilizer absorption is enhanced, and a quick and long fertilizer effect is achieved. High-quality raw materials without irritant odor are selected carefully, precipitates and irritant odor are not produced when the fertilizer is applied along with water, absorption is facilitated, and the utilization ratio of the fertilizer is increased. Prematurity and precocity fruiting of the solanaceous vegetables can be facilitated, reproductive differentiation is accelerated, the commodity value of the solanaceous vegetables is increased, and the yield of the solanaceous vegetables can be increased by 35-35 percent.

The invention provides a high concentration drip irrigation special fertilizer for the vegetative growth phase of grapes. The fertilizer comprises the following main components in part by weight: 244 to 267 parts of potassium nitrate, 181 to 198 parts of monoammonium phosphate, 357 to 390 parts of urea, 139 to 209 parts of magnesium sulfate heptahydrate, 0.3 to 0.6 part of boric acid, 3.6 to 5.8 parts of EDTA chelated iron, 0.2 to 0.4 part of EDTA chelated copper, 0.6 to 1.0 part of EDTA chelated manganese, 0.002 to 0.004 part of sodium molybdate, and 1.0 to 1.6 parts of EDTA chelated zinc. The special fertilizer is especially designed for a drip irrigation system, and is suitable for the requirement on each element at the vegetative growth phase of the grapes. The special fertilizer can obviously improve the photosynthesis of plants and the nutrient substance accumulation amount of leaves, establishes a firm substance foundation for quick inflation of fruits and fruit growth in later period, and has the effect better than that with only the application of a base fertilizer or only the application of a straight fertilizer so as to achieve the aims of reducing fertilizer and improving effect. Currently, the country widely popularizes drip irrigation technology and fertilizer reducing and effect improving technology, and the fertilizer plays a role in reducing fertilizer and improving effect in a grape drip irrigation system and has a wide market prospect.

The invention provides zinc-containing synergistic urea. The urea is a product obtained by mixing, dehydrating and granulating the following three components in percentage by weight: 0.08 to 0.24 percent of poly-asparaginic acid chelate zinc in mixed aqueous solution, 0.05 to 0.12 percent of poly-asparaginic acid chelate potassium in the mixed aqueous solution, and 99.64 to 99.87 percent of urea in a molten state. Through effective compound of zinc salt of macromolecular chelate state, potassium slat of macromolecular chelate state and the urea, the zinc-containing urea is favorable for promoting the absorption of plants on nutrients during application of the urea, so the utilization rate of the urea is improved in many ways.

The invention discloses a fulvic acid potassium-containing total-nutrient fertilizer for special purpose of potatoes and a production method thereof, and belongs to the technical field of crop formula special fertilizers. The fertilizer is prepared from the following raw materials: urea, monoammonium phosphate, monopotassium phosphate, potassium sulfate, boric acid, EDTA chelated zinc, EDTA chelated iron, EDTA chelated manganese, ammonium heptamolybdate, anhydrous magnesium sulfate, inhibitor NAM and fulvic acid potassium. The fertilizer has the advantages of balanced and comprehensive nutrition, smooth appearance, hardening prevention, long fertilizer efficiency, high utilization, labor output reduction, soil improvement and environmental pollution reduction.

The invention discloses a novel green efficient multifunctional humic acid special fertilizer for soybean and preparation method thereof. The invention takes carbamide, monoammonium phosphate, potassium chloride, humic acid, EDTA chelated zinc, EDTA chelated ferrum, EDTA chelated boron, magnesium sulfate, ammonium molybdate and additives in set proportion as the raw materials; and finished product of fertilizer for soybean can be obtained through the processes of mixing, stirring, pelleting, drying and cooling for the second time, screening, enveloping, metering and packaging. Through adopting the special fertilizer for soybean, the quality of the soybean is obviously improved, and the production increase is remarkably realized, thus a remarkable economic effect is obtained.

The invention relates to the field of fertilizers, and in particular, relates to a macroelement water soluble fertilizer having an effect of improving a crop growth environment. The macroelement water soluble fertilizer comprises the following components in parts by weight: 50-100 parts of potassium fulvate, 1-15 parts of alga oligosaccharides, 1-15 parts of chitosan oligosaccharide, 100-300 parts of potassium nitrate, 300-500 parts of potassium dihydrogen phosphate, 100-300 parts of ammonium nitrate, 200-500 parts of urea, 10-30 parts of magnesium sulfate monohydrate, 5-25 parts of boric acid, 1-15 parts of EDTA chelated manganese, 1-15 parts of EDTA chelated iron, 1-15 parts of EDTA chelated copper, and 1-15 parts of EDTA chelated zinc. The fertilizer provided by the invention has comprehensive nutrients, has the effect of improving the soil micro ecological environment and soil property components, and has the advantages of rich content of medium-trace elements, high crop-absorbed utilization efficiency, high fertilizer efficiency and excellent water-saving effect.

The invention discloses a fruit swelling type seaweed organic liquid water soluble fertilizer, and belongs to the technical field of formula fertilizers of crops. The fruit swelling type seaweed organic liquid water soluble fertilizer is prepared from the following raw materials: a seaweed extracting solution, urea, ammonium polyphosphate, potassium nitrate, magnesium sulfate monohydrate, EDTA chelated iron, EDTA chelated manganese, EDTA chelated zinc, EDTA chelated copper, boric acid, ammonium heptamolybdate and potassium fulvic. The fruit swelling type seaweed organic liquid water soluble fertilizer is comprehensive in nutrition, scientific and reasonable in formula, fully water-soluble and easy to apply, improves soil, integrates fast acting and long acting, and effectively promotes the crop growth.

The invention discloses controlled-release fertilizer and a production method thereof. The controlled-release fertilizer comprises the following raw components in parts by weight: 600-700 parts of compound fertilizer and 300-400 parts of coated controlled-release nitrogen fertilizer. The production method comprises the following steps: breaking ammonium chloride, ammonium sulfate and urea according to a specified proportion, then uniformly mixing the broken materials with attapulgite powder, biochemical fulvic acid, chelated zinc and 1-naphthylacetic acid, feeding the mixture into a pelletizer, spraying steam, drying, cooling, sieving, feeding into a coating machine, spraying coated controlled-release formulation, drying so as to obtain the coated controlled-release nitrogen fertilizer, mixing the coated controlled-release nitrogen fertilizer with the compound fertilizer, and packaging so as to obtain the finished product. The controlled-release fertilizer has the advantages of high utilization rate of fertilizer, prolonged fertilizer efficiency period, crop yield increase, income increase, improvement of agricultural product quality, water retention, sterilization, improvement and fertilization of soil and is good in appearance quality, convenient for mechanized fertilization, low in production cost, simple in process, convenient to use and high in benefits.

The invention discloses an organic-inorganic compound fertilizer special for green and high-yield lotus roots. The organic-inorganic compound fertilizer is prepared from, by weight, 10-40 parts of compound urea, 15-35 parts of humic acid, 20-45 parts of monoammonium phosphate, 5-15 parts of monopotassium phosphate, 20-40 parts of calcium magnesium phosphate fertilizer, 40-60 parts of bagasse, 50-80 parts of thoroughly decomposed chicken manure, 40-65 parts of molasses powder, 5-15 parts of cassava alcoholic fermentation liquor, 0.5-1.8 parts of calcium hydrophosphate, 0.5-1.8 parts of diethyl aminoethyl hexanoate, 0.5-1.8 parts of EDTA chelated zinc, 0.5-1.8 parts of diaminoferric xanthohumate, 0.2-0.9 part of sodium selenite, 0.05-0.09 part of EDTA chelated manganese and 1-3.5 parts of biological source pesticide. By means of the organic-inorganic compound fertilizer, pesticide residues in rice can be reduced, the environment is not polluted, the soil structure can be improved, the slow release effect is good, nutrient elements needed by the whole growing period of the lotus roots can be provided, and the yield of the lotus roots is high.

This invention relates to a chelated zinc fertilizer, which is prepared from: catalyst 1-2 wt. %, inorganic zinc raw material 58-69 wt. %, and chelating agent 30-40 wt. %. The chelating agent is composed of: oxalic acid 5-10 wt.%, malic acid 8-20 wt.%, citric acid 15-25 wt.%, maleic acid 10-25 wt.%, sorbitol 3-8 wt.%, gallic acid 8-10 wt.%, and lactic acid 2-8 wt.%. The catalyst is composed of: gadolinium chloride 0.1-0.35 wt.%, selenium dioxide 0.1-0.2 wt.%, chalcanthite 0.05-0.1 wt.%, KOH 0.05-0.1 wt.%, potash 0.1-0.2 wt.%, and palladium carbonate 0.05-0.2 wt.%. The chelating agent has appropriate stability and low cost, and can chelate with zinc in solid state. This invention also relates to a method for preparing the chelated zinc fertilizer, which specifies the process parameters, and appropriate catalyst and reaction conditions.

The invention discloses slow-release and high-yield fertilizer special for cucumbers. The slow-release and high-yield fertilizer is prepared from, by weight, 20-40 parts of composite film-coated urea, 5-15 parts of ammonium nitrate, 20-40 parts of monoammonium phosphate, 40-80 parts of potassium sulphate, 5-15 parts of potassium chloride, 1-2 parts of calcium hydrophosphate, 0.1-0.5 part of sodium silicate, 0.1-0.5 part of EDTA chelated zinc, 0.2-0.6 part of diaminoferric xanthohumate, 0.1-0.4 part of EDTA chelated zinc, 40-80 parts of composted chicken manure, 20-40 parts of molasses powder, 20-40 parts of grass carbon, 5-15 parts of decomposed coal, 5-15 parts of kaolin, 0.001-0.007 part of bacillus subtilis, 0.02-0.05 part of bacillus licheniformis and 0.005-0.009 part of paenibacillus polymyxa. By means of the slow-release and high-yield fertilizer, no topdressing needs to be conducted after one-time fertilization, the fertilizer efficiency is remarkable and durable, the slow release effect is good, the soil structure can be improved, nutrient elements required for growth of cucumbers are provided, and yield of cucumbers is high.

The invention discloses a water and fertilizer integrated special fertilizer for corn and an application method thereof. The corn special fertilizer comprises seedling emergence special fertilizer, ear period special fertilizer, and flowering period special fertilizer; and the three special fertilizers all comprises the following components: urea, diammonium phosphate, potassium chloride, chelated zinc, boric acid, chelated manganese, chelated magnesium, chelated iron, and chelated copper. The fertilizer is developed on the basis of rules of corn nutrient needs, different fertilizer formulas are adopted in different growth periods, and thus the pertinence is strong. Moreover, the ratio of nitrogen to phosphate to potassium is reasonable, the massive nutrient requirements in different growth period of corn can be met by the fertilizer, at the same time, trace elements are added to balance the nutrients in the fertilizer, the fertilizer utilization rate becomes higher, the corn yield is prominently improved, and the goal of increasing output is achieved. All the nutrients in the fertilizer are quick-acting nutrients, the water solubility of the fertilizer is good, and the fertilizer property is stable, so the fertilizer will not obstruct the nozzle during the drop irrigation process when the fertilizer is used in drop irrigation, the fertilizer and water are saved, and thus the fertilizer is suitable for promotion and application.

The invention provides a macro-element water-soluble fertilizer and a preparation method thereof. The water-soluble fertilizer comprises the following chemical components in mass percent: 40 to 60 percent of urea, 15 to 30 percent of a nitrate nitrogen fertilizer, 20 to 30 percent of potassium dihydrogen phosphate, 1 to 5 percent of potassium sulfate, 0.2 to 1 percent of calcium superphosphate, 0.5 to 2 percent of magnesium sulfate, 0.1 to 0.5 percent of EDTA chelated iron, 0.05 to 0.1 percent of EDTA chelated copper, 0.1 to 0.2 percent of EDTA chelated boron, 0.05 to 0.1 percent of EDTA chelated zinc and 0.01 to 0.1 percent of chelated manganese. The water-soluble fertilizer has low content of heavy metal, long fertilizer effect, good continuity and good soil absorption and utilization performances, does not injure plant roots and can prevent from caking.

The invention discloses a high-concentration humic acid type chelated multi-trace element special fertilizer for wheat and a production method thereof, belonging to the technical field of fertilizers. The production method comprises the following steps: preparing urea, potassium dihydrogen phosphate, potassium chloride, monoammonium phosphate, humic acid, EDTA (ethylene diamine tetraacetic acid) chelated iron, EDTA chelated zinc and EDTA chelated manganese according to specified proportions; melting the urea at high temperature, pressurizing, evenly mixing with the other raw materials, crushing, screening, heating, preparing paste, carrying out vibratory filtration, carrying out spray molding, cooling, screening, carrying out anti-agglomeration treatment and packaging. The special fertilizer follows the law of wheat for nutrient absorption, has the advantages of comprehensive nutrients, balanced fertilizer components, higher fertilizer efficiency and higher fertilizer utilization ratio, reduces the environmental pollution, enhances the stress tolerance and enhances the wheat quality.

The invention discloses a modified alkali lignin chelated zinc fertilizer and a preparation method thereof. The preparation method comprises the following steps: adding alkali lignin powder into water, regulating the pH value, and dissolving to obtain a 30-40 wt% water solution; adding amino acid, dropwisely adding epoxy chloropropane, heating to 75-95 DEG C, and reacting for 2-3 hours; regulating the pH value to 10-12, dropwisely adding bromoacetic acid, and reacting at 70-90 DEG C for 1-2 hours; and finally, regulating the pH value of the system to 5-7 with a dilute hydrochloric acid solution, adding zinc sulfate, and carrying out chelation reaction at 50-70 DEG C for 0.5-2 hours, thereby obtaining the modified alkali lignin chelated zinc fertilizer after the reaction finishes. The chelated microelement fertilizer molecules have abundant hydroxy and carboxyl groups, and the N atom has lone electron pairs which can form composite coordination with metallic ions; and thus, the fertilizer has high chelation capacity, and the maximum complexation quantity for zinc ions is approximate to the level of EDTA (ethylene diamine tetraacetic acid); and the pot incubation test indicates that the fertilizer has an obvious yield increase action on crops.

The invention discloses a special fertilizer for wampee and a preparation method of the special fertilizer. The special fertilizer is prepared from the following ingredients in parts by weight: 20 to 25 parts of urea, 10 to 12 parts of diammonium phosphate, 16 to 18 parts of potassium sulphate, 1 to 1.5 parts of slaked lime, 0.5 to 1 part of magnesium sulfate, 1 to 1.5 parts of potassium sulphate, 1 to 1.5 parts of boracic acid, 0.01 to 0.1 parts of citric acid chelated zinc, 0.01 to 0.1 parts of copper sulfate, 0.01 to 0.1 parts of manganese sulfate heptahydrate, 0.01 to 0.1 parts of sodium molybdate, 0.01 to 0.1 parts of ferric trichloride, 0.1 to 0.2 parts of amino acid chelated selenium, 5 to 8 parts of disinfection insecticide, 4 to 6 parts of crop straw, 5 to 8 parts of thoroughly decomposed animal excrement and 3 to 5 parts of peanut hull powder. The special fertilizer has the advantages that the proportion content is reasonable; medium-element calcium, magnesium and sulphur fertilizers, trace-element boron, zinc, copper, manganese, molybdenum and ferrum fertilizers and amino acid chelated selenium fertilizers are contained; meanwhile, the sterilization pesticide, the crop straws, the thoroughly decomposed animal excrement and the peanut hull powder are contained; the effect of eliminating plant diseases and insect pests for fruit trees is achieved; rich nutrition ingredients are also provided for wampee fruit trees; in addition, the utilization rate of the fertilizer is improved; wide development prospects and good economic benefits are realized.

The invention discloses a cutting seedling rooting agent. The cutting seedling rooting agent is prepared from, by weight, 1 to 2 parts of ABT rooting powder, 0.2 to 0.5 part of heteroauxin, 0.1 to 0.5 part of naphthylacetic acid, 10 to 30 parts of ethanol, 0.5 to 1 part of vitamin C, 0.1 to 0.5 part of vitamin B, 0.1 to 0.5 part of an amino acid chelated selenium, 0.1 to 0.5 part of amino acid chelated zinc, 20 to 50 parts of water, 1 to 3 parts of sodium hydroxide, 1 to 2 parts of sodium chloride, 0.5 to 2 parts of a n-butyric acid salt, 0.5 to 2 parts of chitosan, and 1 to 5 parts of a plant extracted solution. According to a preparation method of the cutting seedling rooting agent, amino acid chelated selenium and amino acid chelated zinc which can be absorbed by cutting seedlings easily and are capable of improving the immunity of cutting seedlings are added, so that bacteria infection of the cutting seedlings is reduced, synergistic effect with the ABT rooting powder, heteroauxin, and naphthylacetic acid is achieved, and rapid rooting of the cutting seedlings is promoted.

The invention relates to a special matrix for the soilless seedling breeding of rice. The special matrix is prepared from the following components in parts by weight: 8-12 parts of pottery clay, 4-6 parts of mosses, 8-12 parts of rice hull ash, 15-25 parts of modified straw powder, 1-3 parts of garlic powder, 0.2-1 part of fennel powder, 4-6 parts of sea mud, 4-6 parts of sepiolite fabrics, 0.2-1 part of purple sweet potato anthocyanins, 1-3 parts of sodium selenite, 0.2-1 part of tea alkaloids, 1-3 parts of cicada slough powder, 1-3 parts of seaweed micropowder, 1-3 parts of water-soluble potassium, 5-7 parts of urea, 0.2-1 part of bean pulp, 1-3 parts of chelated zinc, 0.2-1 part of mugwort leaf water extracts, 0.5-1.5 parts of calcined kaolin, 0.2-1 part of peppermint water extracts, 0.2-1 part of compound sodium nitrophenolate, 1-3 parts of rape seed cakes, 0.2-1 part of tobaccos and 0.2-1 part of shell powder. The special matrix disclosed by the invention contains more than 40% of organics, more than 20% of humic acid and 60 million of live beneficial microorganism strains per milliliter. A seedling bred by applying the special matrix disclosed by the invention has the advantages of large root system number, multiple root hairs, high root capacity, no seedling stage disease and good seedling rooting, is capable of returning the green without transplanting a seedling after being transplanted, directly rooting for survival and starting the effective tillering in advance and can realize the output and income increase.