161 results about "Zinc sulfate monohydrate" patented technology

The invention relates to biological-organic multielement fertilizer specially used for the potato, belonging to the biological-organic fertilizer. The biological-organic multielement fertilizer comprises the following raw materials by weight portion: 33.75-135 portions of organic fertilizer, 8.7-34.8 portions of urea, 2.5-10 portions of monoammonium phosphate, 2.65-10.6 portions of potassium chloride, 0.5-2 portions of zinc sulfate monohydrate, 0.25-1 portion of borax and 1.65-6.6 portions of enhancer and other raw materials. Compared with the conventional fertilizer, the biological-organic multielement fertilizer has obvious yield increase effect, can increase the height of the single potato plant by 2.7-3.7 cm, the yield of the single potato plant by 0.02-0.22 kg, the number of large and middle-size potatoes by 0.4-2.3, the number of the small-size potatoes by 0.3-1.5, the yield of the early mature potatoes by 15.4 percent on average, the yield of the middle-late mature potatoes by 19.7 percent on average and the content of the starch in the potato by 1.92 percent on average and can obviously improve the quality of the commodity. The biological-organicmultielement fertilizer is rich in organic matter and a variety of nutrients and can provide nutrients for the crops directly, activate the potential nutrients in the soil, enhance the activity of the microorganisms and promote the transformation of the substances.

The invention discloses a gosling feed, and relates to an animal feed, solving the problems of nutritional imbalance of a gosling in a breeding process, low growing speed of the gosling, and influence on the meat quality due to medicine residue in the feed. The gosling feed comprises corn, bean pulp, fish meal, lysine, calcium hydrophosphate, soya-bean oil, glucose, mountain flour, salt and premix compound, wherein the premix compound comprises vitamin A acetate, vitamin D3, vitamin E, vitamin K, vitamin B2, nicotinic acid, calcium pantothenate, vitamin B12, choline chloride, ferrous sulfate monohydrate, zinc sulfate monohydrate, copper sulfate pentahydrate, manganese sulfate monohydrate, potassium iodide, sodium selenite, compound enzyme, phytase, 66 percent ethoxyquin and mountain flour. The average daily gain of the 28-day-old gosling fed by the gosling feed is above 70g, the average weight is above 2kg, the feed conversion ratio is below 1.9; and meanwhile, the gosling is healthy, and is low in disease rate. The scheme is applied to the field of preparation of the gosling feed.

The invention discloses an efficient fertilizer for prolonging the blooming period of jonquil. The efficient fertilizer comprises the following components in parts by weight: sodium alginate, calcium peroxide, porous silicon dioxide, perilla seed oil, polyethylene glycol, tea ash, alfalfa powder, rice chaff, shiitake mushroom residues, dried seaweed powder, EM (effective microorganism) bacteria, bacillus subtilis, zinc sulfate monohydrate, plant amino acid, potassium borate, potassium silicate, zinc glycinate, ferric glycinate, manganese glycinate, levulinic acid, zinc sulfate, copper sulfate, fulvic acid, potassium fulvate, cassava modified viscous starch, silicon humate, modified high-viscosity pottery clay, and an appropriate amount of water. The fertilizer for prolonging the blooming period of jonquil, which is prepared by adopting film coating liquid including a fermentation granular fertilizer, is rich in organic and inorganic nutrients, the cultured jonquil is dark green in leaf color and bright in flower color, the fertilizer can promote blooming, keep flowers bright without falling, prolong the blooming period by 25-30 days, and meanwhile, a jonquil plant is clean and beautiful, and has a very high ornamental value.

The concentrated feed additive for beef cattle and mutton sheep consists of chalcanthite 0.3-0.6 wt%, ferrous sulfate monohydrate 0.3-0.6 wt%, manganese sulfate monohydrate 0.6-1 wt%, zinc sulfate monohydrate 2.6-3.0 wt%, I 1.5-1.8 wt%, Se 0.5-0.8 wt%, Co 1-1.4 wt%, magnesia 6.8-7.1 wt%, vitamin A 0.3-0.5 wt%, vitamin D3 0.1-0.2 wt%, vitamin E 0.6-1 wt%, monensin 1.8-2.2 wt%, urease inhibitor 0.4-0.6 wt%, Chinese medicinal stone 28-35 wt%, and starch 45-55 wt%. The concentrated feed additive for beef cattle and mutton sheep can provide vitamins, minerals, trace elements, etc comprehensively to promote the growth of beef cattle and mutton sheep.

The invention belongs to a non-ferrous metal metallurgy industry and particularly relates to a method for enriching and recycling cadmium from a lead smelting system. The method comprises the following steps: matching a lead concentrate with auxiliary materials and returned low-cadmium smoke and dust, and adding desulfurization smelting lea of a bottom blowing furnace; circularly enriching the cadmium in electric dust-collection smoke and dust in a form of cadmium sulfate; when the cadmium content of the electric dust-collection smoke and dust is 5%-28%, leaching by using water or dilute sulfuric acid to separate the cadmium; displacing a leaching solution by using zinc powder to produce cadmium sponge and further producing rough cadmium and fine cadmium; and taking a solution obtained by displacing the cadmium as a raw material for producing nano zinc oxide, zinc sulfate monohydrate and zinc sulfate heptahydrate to recycle zinc. The lead is enriched in leached dreg in a leaching process so that the lead can be conveniently returned back to a lead system to be smelted and recycled. According to the method, a bottom blowing smelting technology is adopted; when the lead is smelted, the cadmium in the raw material is efficiently enriched and converted into a water-soluble cadmium salt; a technological process is shortened and conditions for directly enriching, separating and recycling the lead and the cadmium are provided; the dispersion of the lead when the cadmium is recycled by a wet method is avoided and the production cost is reduced.

The invention discloses special slow-release bulk blending fertilizer for wheat and a preparation method of the fertilizer. The special slow-release bulk blending fertilizer for wheat is mainly prepared from components in percentage by weight as follows: 16%-18% of resin coated urea granules, 4%-6% of urea particles, 39%-41% of diammonium phosphate granules, 14%-16% of resin coated potassium nitrate granules, 4%-6% of potassium chloride granules, 10%-13% of anhydrous calcium chloride granules, 7%-10% of magnesium sulfate monohydrate granules, 0.4%-0.5% of zinc sulfate monohydrate granules, 0.2%-0.3% of boric fertilizer granules and 0.2%-0.3% of additive granules, wherein the mass ratio of available nitrogen to slow-release nitrogen is (1-1.1): 1, and the mass ratio of available potassium to slow-release potassium is 1: (3-1.4). The special slow-release bulk blending fertilizer for the wheat is prepared on the basis of soil nutrient characteristics in Shanghai area, adopts the reasonable and comprehensive nutrient proportion, facilitates absorption and utilization by the wheat, can improve the soil granular structure, improve root system activity and soil fertility, promote the wheat to grow robustly and increase the fertilizer utilization rate and is convenient to use, the preparation process is simple, the fertilizer is efficient, low in consumption, low in cost, energy-saving and environment-friendly.

The invention relates to a water culture nutrient solution for ice berglettuce. The nutrient solution consists of macro-elements, micro-elements and water, wherein the macro-elements of the water culture nutrient solution for the ice berglettuce include carbon, hydrogen, oxygen, sulfur, nitrogen, phosphorus, potassium, calcium and magnesium; the micro-elements comprise iron, boron, manganese, zinc, copper, cobalt, chlorine, iodine and sodium; and the water culture nutrient solution for the ice berglettuce also comprises sodium dihydrogen phosphate, sodium hydrogen phosphate dodecahydrate, ammonium nitrate, ferric sulfate, boric acid, zinc sulfate heptahydrate, calcium chloride, magnesium sulfate heptahydrate, potassium chloride, manganese sulfate heptahydrate, copper sulfate pentahydrate, zinc sulfate monohydrate, ethylenediamine tetraacetic acid disodium (mg), ferrous sulfate (mg), cobalt chloride (mg), sodium citrate, potassium iodide, calcium ammonium nitrate, potassium sulfate and potassium dihydrogen phosphate. The water culture nutrient solution for the ice berglettuce is complete in nutritional ingredients, simple in preparation and high in practicability, and has a certain popularization and application value.

The invention provides a feed additive replacing antibiotics for preventing weaned piggies from suffering from diarrhoea. The additive is prepared from the following raw materials of bacillus licheniformis, enterococcus faecalis, clostridium butyricum, a sweetening agent (5% neotame), cupric sulfate pentahydrate, manganese sulfate monohydrate, ferrous sulfate monohydrate, zinc sulfate monohydrate, tributyrin, an antioxidant, montmorillonite and fermented apple pomace. The feed additive disclosed by the invention can improve the microenvironment of intestinal tracts of piggies, repair damaged intestinal mucosa, strengthen digestive absorption functions, strengthen the immunity of the piggies, promote the growth of the piggies, adsorb mycotoxin in feeds at the same time, effectively prevent the weaned piggies from suffering from diarrhoea and increase economic returns.

The invention discloses a water-soluble fertilizer special for solanaceous vegetables and a preparation method and application thereof. The water-soluble fertilizer is made from 120-165 parts of polypeptides, 48-66 parts of mannitol, 24-48 parts of potassium fulvate, 15-20 parts of zinc sulfate monohydrate, 8-15 parts of iron sulfate heptahydrate, 6-12 parts of copper sulfate pentahydrate, 4.5-7.5parts of manganese sulfate monohydrate, 21-36 parts of disodium octaborate tetrahydrate, 0.3-1 part of sodium molybdate, and 1.5-4.5 parts of a disease and pest damage resist. The polypeptides, mannitol, potassium fulvate, trace elements and the disease and pest damage resist are scientifically matched in the fertilizer; the materials are mutually combined into the water-soluble fertilizer for soil planting and organic planting. The water-soluble fertilizer may be sprayed by means of drip irrigation and leaf spraying, can improve physiochemical properties of soil, can meet the requirements ofsolanaceous vegetables for organics and trace elements, can promote root growth for solanaceous vegetables and early flowering and fruiting of crops as well as early marketing, and can also effectively decrease disease and pest damage for solanaceous vegetables and improve their ability to resist disease and pest damage.

The compound fodder additive for pig consists of vitamin A 0.19-0.30 wt%, vitamin D3 0.02-0.05 wt%, vitamin E 0.015-0.035 wt%, vitamin K3 0.03-0.06 wt%, thiamine 0.01-0.03 wt%, riboflavin 0.03-0.06 wt%, vitamin B6 0.1-0.3 wt%, vitamin B12 0.01-0.03 wt%, biotin 0.01-0.025 wt%, folic acid 0.002-0.005 wt%, niacin 0.1-0.3 wt%, calcium pantothenate 0.05-0.1 wt%, chalcanthite 2-10 wt%, ferrous sulfate monohydrate 3-7 wt%, zinc sulfate monohydrate 2.8-4.2 wt%, manganese sulfate monohydrate 1.0-2.0 wt%, potassium iodide 4.2-5.6 wt%, sodium selenite 0.28-0.40 wt%, lysine hydrochloride 16-25 wt%, non-starch polysaccharidase 4.5-12 wt%, microbial preparation 8-12 wt%, ethoxyquin 2.0-2.5 wt%, phagostimulant 2.4-4 wt% and bran powder 13.397-48.975 wt%. When the compound fodder additive for pig is used, the double low rape seed dregs amount in the fodder for pig may reach 10-13 wt%. The present invention expands the protein fodder source.

The present invention discloses a trace element premixed feed. The trace element premixed feed is prepared from the following raw materials by weight: 8 to 12 parts of methionine manganese, 4 to 6 parts of zinc sulfate monohydrate, 12 to 18 parts of ferrous sulfate monohydrate, 12 to 16 parts of amino acids chelated zinc, 4 to 6 parts of amino acid chelated magnesium, 5 to 8 parts of selenomethionine, 0.5 to 1 part of phytase, 3 to 6 parts of basic copper sulfate, 0.05 to 0.08 part of chromium picolinate, 0.2 to 0.4 part of calcium iodate, 4 to 6 parts of lysine, 0.05 to 0.08 part of hexamminecobalt (III) chloride, 0.5 to 1 part of germanium protein, 4 to 6 parts of yeast iodine, 2 to 5 parts of ionic ligand and the balance of a premixed feed carrier. A rational use of the trace element component in the trace element premixed feed not only reduces an incidence rate of diarrhea, but also reduces pollution on environmental and soil. The trace element premixed feed is rich in various trace elements for livestock growth, and can be easily absorbed by livestock.

The invention discloses a special long-acting slow-release fertilizer for rice, of which the nutritive elements comprise nitrogen, phosphorus, potassium, secondary and minor elements, beneficial nutrients, organic matters, a non-coating slow-release agent and a soil conditioner. The raw materials for providing the nutritive elements comprise urea, ammonium chloride, ammonium dihydrogen phosphate, a calcium magnesia phosphate fertilizer, ordinary superphosphate, potassium chloride, zinc sulfate monohydrate, organic matters, a non-coating slow-release agent and a soil conditioner. The special long-acting slow-release fertilizer for rice can implement slow-release, and is effective for the whole process after single-dose application; and thus, the special long-acting slow-release fertilizer for rice can satisfy the nutrient demands of rice in the whole growth period after single-dose application. The special long-acting slow-release fertilizer for rice combines utilization and maintenance of soil, can supply nutrients, can also loosen the soil and enhance the soil fertility, has higher utilization ratio, enhances the stress tolerance of rice, lowers the agricultural production risks, balances the nutrients, implements scientific fertilizer application, has the advantages of complete nutrients, multiple functions and scientific formula, and solves the problems caused by purposeless fertilizer application, unbalanced fertilizer application and the like.

The invention discloses a granular feed for laying chicks, and relates to a chicken feed. The granular feed comprises corn, wheat middling, bean pulp, cottonseed meal, rapeseed meal, corn albumen powder, fish meal, calcium hydrogen phosphate, fine rock powder, table salt, choline chloride, ferrous sulfate monohydrate, blue copperas, manganese sulfate monohydrate, zinc sulfate monohydrate, 1 percent sodium selenite, 98 percent lysine, 98 percent methionine, multiple chicken vitamins, 10 percent colistin, salinomycin, 1 percent calcium iodate and kitasamycin. The granular feed is prepared at a low temperature, so that the nutritional value of the feed is not destroyed, the crushing fineness of the feed is improved, and the feed has good palatability, is easily digested and can effectively reduce the respiratory diseases of chicks; and after the chicks are raised for 42 days by using 1Kg of the granular feed, the chick flock individuals are uniform, and the average weight can reach 480g and totally reaches the weight standard of medium laying chicks.

The present invention discloses a pig feed premixed material and its preparation method. It is made up by using blue copperas, copper sulfate monohydrate, zinc sulfate monohydrate, calcium iodate, organic selenium, choline chloride, enzyme preparation, calcium hydrogen phosphate, stone powder, edible salt, astragalus root, lonicera flower, licorice root and zeolite powder according to a certain mixing ratio through a certain preparation process. Said invention can raise immunity of pig and can raise quality of pig meat.

The present invention discloses one kind of premixed fish feed, which consists of chalcanthite 0.1-0.3 wt%, ferrous sulfate monohydrate 4-6 wt%, manganese sulfate monohydrate 0.4-0.6 wt%, zinc sulfate monohydrate 0.5-0.8 wt%, potassium iodide 0.2-0.4 wt%, sodium selenite 0.02-0.05 wt%, cobalt chloride hexahydrate 0.02-0.04 wt%, flavomycin 1-3 wt%, magnesium sulfate heptahydrate 16-24 wt%, potassium chloride 1-1.5 wt%, inositol 0.2-0.4 wt%, lysine 12-20 wt%, fish vitamins 8-12 wt%, and starch 40-48 wt%. The premixed fish feed has comprehensive nutrients, and can appetize, regulate fish' s metabolism, strengthen fish' s stress and diseases resistance, promote fish' s growth and raise feed utilization rate. It is suitable for carp, grass carp and other aquatic animals.

The invention discloses a production technique of zinc sulfate monohydrate, which comprises the following steps: reacting zinc oxide and a sulfuric acid solution, carrying out pressure filtration to form a primary acid leaching solution and primary acid leaching slag, adding oxydol and zinc oxide into the primary acid leaching solution to oxidize and precipitate iron, adding the primary acid leaching slag into a sulfuric acid solution to perform secondary acid leaching, carrying out pressure filtration to form a secondary acid leaching solution and secondary acid leaching slag, adding scrap iron and P204 into the secondary acid leaching solution, reacting the secondary acid leaching solution and zinc oxide to perform iron removal and neutralization, adding zinc powder for replacement and purification, and adding the secondary acid leaching solution subjected to replacement and purification into the primary acid leaching solution; and carrying out triple effect evaporation crystallization by using hot vapor to obtain the zinc sulfate monohydrate crystal. The technique enhances the zinc content in the acid leaching solution, lowers the cadmium content in the acid leaching solution, improves the product quality, and enhances the raw material utilization ratio and product yield; and meanwhile, the acid leaching solution is subjected to triple effect evaporation crystallization to reduce the hot vapor required by evaporation crystallization, thereby lowering the thermal energy consumption.

The invention relates to a composite premix feed for foxes and raccoon dogs. The composite premix feed is applied to the field of fox and raccoon dog breeding or the field of fur animal feed production and is particularly used for improving the productivity of the foxes and the raccoon dogs. The composite premix feed comprises formulas for the growth period and the reproduction period. The formula mainly comprises multi-vitamin, blue copperas, baile copper, ferrous sulfate monohydrate, baile iron, zinc sulfate monohydrate, baile zinc, manganese sulfate monohydrate, baile manganese, potassium iodide, sodium selenite, aureomycin, choline, angel active dry yeast, angel composite yeast, calcium hydrophosphate and corn protein powder. Composite premix feed constituents and contents of the constituents for two key production stages, namely the growth period and the reproduction period, of the foxes and the raccoon dogs are researched; the growth performance of the foxes and the raccoon dogs is improved, and the reproduction performance of seed beast is improved.

The invention discloses a production process of a functional premix for regulating and controlling egg quality and relieving heat stress of laying hens and relates to the technical field of nutrition of laying hens and regulation and control. The production process comprises the following steps of: mixing and beating peeled fresh garlic with drinking water to prepare garlic paste; mixing the garlic paste with corn protein powder, dry red pepper powder, fruit oligose, bacillus subtilis and citric acid to form a mixture A; mixing vitamin A, vitamin D3, vitamin E, vitamin K3, vitamin B1, vitamin B2, vitamin B6, vitamin B12 and the like with rice hull powder to form a mixture B; mixing ferrous sulfate monohydrate, copper sulfate pentahydrate, zinc sulfate monohydrate, manganese sulfate monohydrate, iodine, selenium, cobalt chloride hexahydrate, zeolite powder, tryptophan, lysine and the like with calcium hydrogen phosphate to form a mixture C; and then evenly mixing the mixture A, the mixture B and the mixture C. The production process can be used for improving the dietary nutrient intake and utilization efficiency of metabolism of the laying hens, and promoting the deposition and metabolism of nutrients.

The invention discloses a method for raising cows capable of producing selenium-rich milk and belongs to the technical field of cow raising. The raising method comprises the following steps: each cow in a lactation period is fed with selenium yeast in the adding amount of 20-30 mg / day, the content of vitamin E, zinc sulfate monohydrate and manganese sulfate monohydrate in feed is changed 40 days after feeding starts, and then the cows are fed with the feed with changed composition until the lactation period ends. With adoption of the method, the content of selenium in the milk produced by the cows can keep higher level for a long time, the feeding cost is low, and the method is applicable to production of the selenium-rich milk.

The invention discloses a nonreactive compound premix capable of promoting goat fattening. Every 1kg of the premix comprises the following components: 48-72g of yeast culture, 3-5g of micro-ecological preparation, 2-4g of cellulase, 1-3g of xylanase, 0.5-1.5g of xylo-oligosaccharide, 80-120g of feed-grade sodium chloride, 4-7g of vitamin complex for goat, 192-288g of calcium hydrogen phosphate, 32-48g of magnesium oxide, 1-1.5g of manganese sulfate pentahydrate, 4-6g of ferrous sulfate monohydrate, 3-5g of zinc sulfate monohydrate, 4-6g of manganese sulfate monohydrate, 1-1.2g of potassium iodide, 1-1.2g of sodium selenite, 0.5-1g of cobalt chloride, 160-240g of baking soda, 150-216g of stone powder, 2-4g of antioxidant and 118-178g of carrier; and the raw materials are mixed and ground and uniformly mixed to obtain the premix. The premix disclosed by the invention effectively improves the daily adding weight of goat and the feed digestion and absorption rate.

The invention discloses a meat goat pelleted concentrate, and relates to a goat forage, which comprises the following components of: corn, guniting protein, wheat shorts, guniting wheat bran, soybean meal, cottonseed meal, corn germ cake, corn DDGS, castor meal, cottonseed protein, calcium hydrogen phosphate, fine stone flour, salt, sodium bicarbonate, magnesium oxide, ferrous sulfate monohydrate, copper sulfate pentahydrate, manganese sulfate monohydrate, zinc sulfate monohydrate, selenious acid at the concentration of 1%, cow multivitamin, a sweetener, and calcium iodate at the concentration of 1%. The meat goat pelleted concentrate belongs to a forage with high energy, high protein and high amino acid, has abundant nutrients as well as good palatability, grows by rumen microorganisms, and can be used to promote digestion and raise the utilization rate of the forage; when in use, the meat goat pelleted concentrate is mixed with various local crop straw, wicker, and leaves to feed goats; the ratio of the forage used to meat reaches 4.5-5: 1 and goats grow rapidly. Therefore, the cost is reduced and the benefits of raising households are raised.

The invention relates to a high-efficiency environment-friendly compound vegetable protein used as Cynoglossus semilaevis feed, which is prepared from the following components in percentage by weight: 13-20% of gluten powder, 17-25% of bean pulp, 21.7-33.79% of corn protein powder, 10.93-15.5% of cotton seed pulp, 10-16.5% of peanut pulp, 0.55-0.75% of L-threonine, 1.03-1.13% of L-lysine hydrochloride, 0.9-0.98% of L-methionine, 1.25-1.45% of taurine, 2.3-3.1% of mineral mixture, 0.71-0.91% of calcium biphosphate, 0.11-0.15% of ferrous sulfate monohydrate, 0.04-0.12% of zinc sulfate monohydrate and 0.48-0.62% of phytase. The invention effectively substitutes fish meal protein, does not influence the survival and growth of Cynoglossus semilaevis, feed efficiency, biochemical composition, physiologic index and sensory quality of muscles, and lowers the phosphorus content in the water body and the cost.

The invention discloses a concentrated feed for a growing period of laying hens, and relates to a chicken feed. The concentrated feed comprises sprayed bran, bean pulp, mycoprotein, cottonseed meal, rapeseed meal, sunflower meal, maize germ meal, maize distillers dried grains with soluble (DDGS), castor bean meal, calcium hydrogen phosphate, fine stone meal, salt, copper chloride hydroxide, sprayed protein, choline chloride, ferrous sulfate monohydrate, manganese sulfate monohydrate, zinc sulfate monohydrate, sodium selenite containing 1 percent of selenium, 98 percent lysine, 98 percent methionine, multiple vitamins for chicken, 15 percent titanium zinc bacillus, mirabilite, fylax, calcium iodate containing 1 percent of iodine, phytase and wheat middling. By adding various trace elements, the concentrated feed can ensure the requirements of nutrient substances and improve the disease resistance of the laying hens; after the concentrated feed is used, the feed consumption can be obviously reduced; when the feed is used after the chicken is 42 days, only 2.5 kilograms of feed is consumed, and eggs are laid when the chicken is grown for 128 days; and the chickens are uniform in size, elliptic, fat with little meat and lean without exposing bones.

The invention belongs to a full-water-soluble drip irrigation type fulvic acid compound fertilizer and a preparation method thereof. The compound fertilizer comprises a nitrogen element, a phosphoruselement, a potassium element, a zinc element, a boron element and fulvic acid, wherein the nitrogen element raw material is urea; the phosphorus element raw material is selected from one of fully water-soluble industrial monoammonium phosphate and monopotassium phosphate; the potassium element raw material is selected from one of full-water-soluble powdery potassium sulfate, potassium chloride andpotassium polyphosphate; the zinc element raw material is selected from one of zinc sulfate monohydrate, zinc sulfate heptahydrate, amino acid chelated zinc and humic acid chelated zinc; the boron element raw material is selected from one of borax or humic acid chelated boron; and the fulvic acid raw material is neutral potassium fulvate. The full-water-soluble drip irrigation type fulvic acid compound fertilizer has the advantages that the full-water-soluble drip irrigation type fulvic acid compound fertilizer can be fully water-soluble and is suitable for drip irrigation equipment, macroelement nutrition is provided for crops, crop growth is promoted, the yield is increased, the quality is improved, and soil is improved.

The compound fodder additive for breeding chicken consists of breeding chicken composite vitamins 2.8-3.6 wt%, chalcanthite 0.18-0.25 wt%, ferrous sulfate monohydrate 1.3-2.8 wt%, zinc sulfate monohydrate 1.2-2.5 wt%, manganese sulfate monohydrate 3.3-5.2 wt%, potassium iodide 2.25-2.8 wt%, sodium selenite 0.25-0.40 wt%, lysine hydrochloride 8.0-16.0 wt%, methionine 10.0-16.0 wt%, non-starch polysaccharidase 8.0-14.0 wt%, microbial preparation 10.0-14.0 wt%, ethoxyquin 2.0-2.4 wt%, phagostimulant 1.8-2.8 wt% and carrier 29.13-47.75 wt%. When the compound fodder additive for breeding chicken is used, the double low rape seed dregs amount in the fodder for breeding chicken may reach 10-14 wt% and the fodder may reach the same feeding effect as that with soybean dregs. The present invention expands the protein fodder source.

The invention discloses a seaweed enzymolysis dry-powder added high-column compounded fertilizer. The compounded fertilizer comprises seaweed enzymolysis dry-powder, monoammonium phosphate, ammonium nitrate-phosphorus, ammonium sulfate, Mannheim potassium sulfate, mineral-sourced potassium fulvate and zinc sulfate monohydrate, wherein the seaweed enzymolysis dry-powder is prepared through subjecting ascophyllum nodosum to enzymolysis jointly by cellulase, pectinase and alginate lyase. The compounded fertilizer disclosed by the invention is rich in high-concentration nitrogen-phosphorus-potassium and high-activity seaweed effective ingredients and has compound effects of three kinds of fertilizers, i.e., organic fertilizers, microbial fertilizers and trace-element fertilizers. The inventionfurther discloses a preparation method for the seaweed enzymolysis dry-powder added high-column compounded fertilizer. The seaweed enzymolysis dry-powder is prepared through carrying out joint enzymolysis by employing special combined enzymes, is high in effective active ingredient content and low in salt content and can be applied to strong-base, high-temperature and high-pressure environments,and thus, the range of application of the compounded fertilizer is enlarged; and a preparation process of the high-column compounded fertilizer is optimized, the stability is good, and the prepared product is complete in effect.

The invention relates to a production method comprehensively utilizing high-zinc cobalt raw materials. The method comprises the following steps that firstly, the high-zinc cobalt raw materials are subjected to reduction leaching, soluble valuable metals such as zinc and cobalt enter a solution, and solid-liquid separation is conducted; secondly, after solid-liquid separation, the solution is subjected to deironing through a jarosite method, the PH value is adjusted to 4.7+ / -0.2 at the same time, aluminum in the solution is precipitated to be removed in an aluminum hydroxide mode, and solid-liquid separation is conducted; and thirdly, the solution enters a P507 extraction tank, 20%-30% of a P507 extraction agent is adopted, caustic soda liquid is added, the saponification rate is controlled to be 50-60%, Zn2+ in the solution is extracted into organic phases, the organic phases are washed through dilute sulfuric acid, other metal ions are co-extracted and washed down, then the organic phases are subjected to reverse extraction, the Zn2+ enters aqueous phases from the organic phases through reverse extraction by means of a dilute sulfuric acid solution, and a high-purity zinc sulfate solution is generated, concentrated and crystallized into zinc sulfate monohydrate crystals.

The invention discloses a microelement composition for improving the reproductive performance of breeding hens. Each 1 kilogram of the composition comprises the following components by mass: 2 to 4 grams of chalcanthite, 20 to 30 grams of ferrous sulfate monohydrate, 20 to 35 grams of zinc sulfate monohydrate, 10 to 30 grams of manganese sulfate monohydrate, 2 to 5 grams of potassium iodide, 3 to4 grams of sodium selenite, and 943 to 892 grams of carrier. The microelement composition is used for the breeding hens, and can maintain the normal vital movements of the breeding hens, improve the immunity, the disease resistance and the anti-stress capability, prevent deficiency diseases, reduce the feed consumption, and improve the laying rate, and the fertility rate and the hatchability of hatching eggs. The composition has no toxic side effects and has small influence on the environment.

The invention relates to an ethylicin-mineral wettable powder fertilizer, belonging to the technical field of fertilizers. The ethylicin-mineral wettable powder fertilizer comprises ethylicin, DA-6, minerals, lignin, sodium dodecylbenzenesulfonate, sodium bisulfite, white carbon black and kaolin. The ethylicin-mineral wettable powder fertilizer comprises the following components in parts by weight: 65-90 parts of ethylicin, 40-60 parts of DA-6, 40-60 parts of lignin, 16-24 parts of sodium dodecylbenzenesulfonate, 40-60 parts of sodium bisulfite, 210-290 parts of white carbon black and 300-410 parts of kaolin, and the minerals comprise 40-60 parts of zinc sulfate monohydrate, 25-35 parts of ferrous sulfate heptahydrate, 28-40 parts of boric acid and 25-35 parts of manganese sulfate monohydrate. The product can be used for spraying, sprinkling, irrigating roots or watering the roots, the application is convenient, the effects are good, a variety of trace elements can be rapidly supplemented for crops, the carbon-nitrogen ratio of plants can be simultaneously regulated, the crop quality can be rapidly improved and the crop yield can be improved.

A production method of zinc sulfate monohydrate belongs to the technical field of inorganic chemical industry and comprises the following steps of: 1) dissolving waste zinc to obtain a zinc sulfate solution and solid impurities; 2) carrying out air oxidation on the zinc sulfate solution to obtain a first purified zinc sulfate solution; 3) adding a zinc powder and active carbon into the first purified zinc sulfate solution to obtain a second purified zinc sulfate solution and second purified slag; 4) adding the zinc powder into the second purified zinc sulfate solution to obtain a third purified zinc sulfate solution and third purified slag; 5) carrying out evaporation concentration and centrifugal separation on the third purified zinc sulfate solution to obtain hydrous zinc sulfate and a mother liquor; 6) drying the hydrous zinc sulfate to obtain the product zinc sulfate monohydrate. The technologies of two extraction and three purification, mother liquor circulation and diversion as well as two-iron activation are adopted to prepare high-efficient reductive feed grade zinc sulfate product.