2630 results about "Sulfate zinc" patented technology

The present invention is directed to a biocidal water treatment composition, water treatment apparatus, and method of treating water to reduce levels of pathogens. The composition contains sources of copper, zinc, and silver metal ions within a crosslinked polymer matrix. Examples of these ion sources include copper sulfate, zinc sulfate, and silver nitrate. An example of the crosslinked polymer matrix is crosslinked chitosan, which also serves to clarify the water and release the metal ions over time. The product is easy to manufacture, and allows the use of decreased halogen sanitizer, as well as decreased copper ion, thereby decreasing the likelihood of staining. The product simultaneously provides good bactericidal and algaecidal properties, despite low levels of copper ion and low chlorine levels.

A liquid fertilizer containing wood vinegar liquid or oxalic vinegar liquid and its production are disclosed. The liquid fertilizer consists of urea 1í½20.0%, potassium phosphate 1í½20.0%, potassium nitrate 1í½20.0%, lime nitrate 0.1í½10.0%, magnesium sulfate 0.1í½5.0%, ferrous sulfate 0.1í½5.0%, manganous sulfate 0.1í½5.0%, zinc sulfate 0.1í½5.0%, cupric sulfate 0.1í½5.0%, boron sand or boric acid 0.1í½2.0%, sodium molybdate or ammonium molybdate 0.1í½1.0%, plant hormone or plant regulator, rare earth element or humus acid or pesticide auxiliaries etc. The process is carried out by proportioning and mixing. It can improve bacterium inhibiting and plant growth regulating functions.

The invention provides a specialized organic / inorganic composite biological medicine fertilizer for watermelon, and a preparation method thereof. The weight parts of composition raw materials are as follows: 50-70 parts of sludge produced by sewage treatment, 20-30 parts of tree ash, 30-40 parts of watermelon vines, 20-30 parts of cow manure, 15-20 parts of bagasse, 5-7 parts of fishbone dust, 8-10 parts of oil cakes, 10-15 parts of the tree ash, 10-15 parts of phosphorus slag, 8-10 parts of poultry feather, 8-10 parts of monoammonium phosphate, 10-12 parts of triple superphosphate, 12-15 parts of potassium chloride, 2-4 parts of carboxymethyl chitosan, 20-30 parts of modified bentonite, 10-12 parts of decomposed coal, 2-4 parts of seven leaf clover, 9-11 parts of angled bittersweet, 8-10 parts of capillary artemisia, 5-7 parts of fructus cnidii, 6-8 parts of fructus quisqualis, 3-5 parts of wormwood, 3-5 parts of litsea cubeba, 8-10 parts of daturae flower powder, 3-5 parts of paraffin, 1-1.25 parts of zinc sulfate, 2-3 parts of ferrous sulfate, 0.8-1.2 parts of borax, 10-12 parts of potassium fulvic acid, 3-4 parts of chili oil and 0.2-0.5 part of EM strains. A green organic fertilizer is obtained by mixing a plurality of organic wastes and fermenting the mixture, thereby reducing environment pollutions. The specialized organic / inorganic composite biological medicine fertilizer for the watermelon has the advantages of comprehensive nutrition and enhanced sterilizing effects by mixing the fermented organic materials and inorganic fertilizer and adding medicine juice of the Chinese herbal medicine having insectidical functions. With the application of the fertilizer, watermelon quality can be effectively increased; and the watermelon has green leaves, bright flower, prolonged flowering period and increased output.

The invention relates to a method for comprehensively recycling indium, cadmium , thallium and zinc from electric precipitation dust and reverberator dust in a lead smelting system. Indium in the reverberator dust is recycled by leaching, extracting, back extracting and cementing, the post-replacing liquid can be used for recycling zinc butter or preparing nanometer zinc oxide, middle faffinate is used for leaching electric precipitation dust, cementing out cadmium and further producing pure cadmium, the residual liquid mainly includes zinc sulfate solution as the raw material for preparing zinc oxide, zinc sulfate monohydrate, zinc vitriol to recycle zinc, the slag produced in the leaching process is returned to a lead system for recycling lead, secondary cementing slag produced by a cadmium system is pile-up oxidized and leached by alkali, the slag is returned to the cadminum system for recycling cadmium and zinc, the liquid is added with sulphuric acid to adjust the pH value, then thallium is recycled by a zinc plate. The process takes indium recycle and cadmium recycle into consideration and optimizes the process, indium, cadmium , thallium and zinc in the raw material are recycled at the same time, so that better economical benefit can be produced.

A multi-element liquid fertilizer contains active components, additive and water. Its active components includes 13 components, such as potassium sulfate, borax, copper sulfate, manganese sulfate, zinc sulfate, etc.. The additives include 9 components, such as disodium hydrogen phosphate, nitric acid, useful bacteria, useful enzyme, etc.. It can improve the activity of plant cells, change physiological mechanism of plant, increase yield, and make plant robust.

The invention discloses a special saline-alkali-soil improvement fertilizer prepared by modification with flue gas desulfurization gypsum and a preparation method thereof. The special improvement fertilizer comprises the following components in parts by weight: 40-80 parts of flue gas desulfurization gypsum, 1-3 parts of citric acid, 0.5-1.5 parts of magnesium sulfate, 1-5 parts of aluminum sulfate, 1-5 parts of ferrous sulfate, 10-30 parts of weathered coal, 10-20 parts of cattle manure or chicken manure, 1-5 parts of urea, 0.5-2.5 parts of ammonium sulfate, 1-3 parts of potassium sulfate, 1-3 parts of monoammonium phosphate, 0.1-0.5 part of zinc sulfate, 0.1-0.5 part of manganese sulfate and 3-10 parts of bentonite. The fertilizer is reasonable in design, provides an effective solution for inland saline-alkali soil of China, and has higher practical value and wide market prospects.

A method for culturing the Se-enriched edible fungus includes such steps as preparing culture medium from corn cob, straw powder, rice (or wheat) bran, gypsum, magnesium sulfate, zinc sulfate, Se salt and water, loading it in bogs, sealing, sterilizing, inoculating edible fungus spawn, fermenting, culturing mycelia, and spraying Se-enriched nutritive liquid. A method for producing Se-enriched milk by use of the leftover generated by culturing Se-enriched edible fungus features that the leftover is used as the additive of feed for quantitatively feeding the milk cow.

The invention relates to a preparation method for a zinc-iron-selenium-rich biological fertilizer and a usage, which belongs to the technical field of crop production. Water is added into pig manure, silkworm excrement, human excrement and colza cakes for a fermentation to get mother liquor of the biological fertilizer; zinc sulfate, green copperas, sodium selenite are added into the mother liquor for reactions to get zinc-iron-selenium-rich biological foliar fertilizer for the rice. The fertilizer is separately sprayed in the booting stage and the full heading stage of the rice, with an amount of 1000ml per mu. The function rice, with zinc content 19.4 to 28.7mg / kg, iron content 7.0 to 20.2mg / kg, and selenium content 0.08 to 0.15 mg / kg, measures up to the limit standards of zinc, iron, and selenium in the national food standards. Organic selenium accounts for more than 99% of the total selenium in the zinc-iron-selenium-rich function nutritive rice. The preparation method for the zinc-iron-selenium-rich biological fertilizer proves effective, economical, safe and non-polluted through twice foliage sprays with zinc-iron-selenium fertilizer for the rice as an experiment.

The invention provides a boiler coal combustion-improving desulfurizing and denitrifying agent composition. The composition comprises the following raw materials in parts by weight: 2-7 parts of sodium carbonate, 1-3 parts of alumina, 2-8 parts of aluminium hydroxide, 2-5 parts of ferric trichloride, 2-6 parts of ferric oxide, 3-10 parts of potassium permanganate, 3-10 parts of potassium chlorate, 10-35 parts of activated attapulgite clay, 15-30 parts of urea, 2-4 parts of ammonium formate, 2-4 parts of ammonium chloride, 6-23 parts of ammonium acetate, 3-9 parts of manganese oxide, 9-12 parts of copper chloride, 1-3 parts of copper oxide, 2-4 parts of zinc sulfate, 1-3 parts of zinc nitrate, 7-18 parts of potassium dichromate, 1.0-1.5 parts of titanium dioxide, 0.5-1.0 part of barium molybdate, 0.5-1.5 parts of cobalt sulfate, 0.5-1.5 parts of vanadium pentoxide, 0.3-0.7 part of cerium oxide, 0.1-0.2 part of sodium dodecyl benzene sulfonate and 0.1-0.2 part of alkyl glyceryl ether. The composition is convenient to use, has stable properties, plays roles of combustion improving, desulfurization and denitrification, has coal saving rate of 8-25% and can remove fixed sulfur by 50-70%.

The invention discloses a technology of enhanced-dispersion partial selective and bulk flotation of lead and zinc sulfide ores under low and high alkalinity. During grading of the lead and zinc sulfide ores, sodium hexametahposphate is taken as a dispersion agent and directly added into a ball mill, the ores are ground till the ores with the size of 0.074mm account for 67%-70%, lime is taken as an adjusting agent, zinc sulfate and sodium sulfite are taken as inhibitors, dithiophosphate BA and diethyldithiocarbamate are taken as collectors, and selective flotation of part of lead minerals with good floatability can be performed under low alkalinity; then xanthate and the diethyldithiocarbamate are taken as collectors, and the flotation of the lead minerals is further performed under high alkalinity; copper sulfate is added in lead flotation tailings for activation, butyl xanthate is further taken as the collector for flotation of zinc blende and part of pyrite, and zinc-sulfur separation flotation is further performed on zinc-sulfur mixed concentrate; and sulfuric acid is added in zinc flotation tailings for activation, and the xanthate is taken as the collector for flotation of the remaining pyrite. By adopting the technology, the lead-silver recovery rate can be improved, the using amount of lime and sulfuric acid can be reduced, the circulating amount of middlings can be reduced, the ore dressing cost can be reduced and the grade of the concentrate can be improved.

This invention involves a mushroom cultivation material and production process, it belongs to the field of bio-engineering technology. This mushroom cultivation material contains Chinese crud drug residue 30 ~ 40 share, cotton shells 50 ~ 60 share, urea 1 ~ 2 share, wheat bran 5 ~ 7 share, potassium sulfate 0.5 to 1.5 share, calcium superphosphate 0.5 to 1.2 share, zinc sulfate, magnesium sulfate, borax, ferrous sulfate together for 0.4~1 share, calcined lime 0.5 to1.3 share. Because of using materials containing substances such as Chinese crud drug residue, the produced mushroom cultivation material of this invention has antibacterial effect. Through the implementation of the invention reached so no longer waste residue cause environmental pollution, reduce the factory heavy economic burden caused by the sewage problem.

The invention relates to the crop growing field, particularly relates to a soil improver taking biomass particle carbide discarded in agriculture and forestry as a matrix and a preparation method thereof. The carbon-base soil improver comprises biomass particle charcoal, calcium magnesium phosphate or calcined lime, and binder, and also comprises other fertilizers, such as urea, monoammonium phosphate powder, potassium chloride, zinc sulfate, boricfertilizer, manganese sulfate, ammonium molybdate, ferrous sulfate and copper sulfate and the like. The biomass particle charcoal is a black powdered carbon particle (carbon soot) generated by incomplete combustion of the biomass under hypoxemia condition, has various properties similar with soil humus (acid) and strong ability to absorb and maintain nutrients, such as nitrogen, phosphorus and potassium and the like, and has obvious water retention and moisture preservation effects. The soil improver prepared by the preparation method has the characteristics of soil structure improvement, moisture and fertility preservation, temperature increasing, efficient environmental protection and wide application prospects and the like.

The invention relates to the field of agricultural chemistry, in particular relates to a carbon-based ginseng soil conditioner and a preparation method thereof. The carbon-based ginseng soil conditioner comprises biomass particle carbon, wood vinegar and an adhesion agent, and further comprises other fertilizers, such as urea, monoammonium phosphate powder, potassium chloride, zinc sulfate, boric fertilizer, manganese sulfate, ammonium molybdate, ferrous sulfate and copper sulfate. The biomass particle carbon is black carbon powder particles (biomass carbon) generated by incompletely combusting biomasses under a low-oxygen condition and has the advantages of stable property, strong adsorptive capacity and good moisture and fertility preservation effects. The soil conditioner prepared from the biomass particle carbon and the wood vinegar can improve the structure of the soil, optimize a soil ecological environment and improve the utilization efficiency of the fertilizer; when production increasing and synergism of ginsengs can be accelerated, the carbon is effectively stored in the soil, so as to realize agricultural emission reduction; and therefore an application prospect is wide.

The invention discloses a sustained-release compound fertilizer and a preparation method thereof. The sustained-release compound fertilizer is prepared from the following raw materials in parts by weight: 20 to 30 parts of urea, 30 to 40 parts of monoammonium phosphate, 5 to 10 parts of calcium superphosphate, 10 to 15 parts of potassium chloride, 1 to 2 parts of zinc sulfate, 1 to 2 parts of manganese sulfate, 2 to 3 parts of ferrous sulfate, 0.5 to 1.5 parts of borax, 3 to 5 parts of humic acid, 8 to 12 parts of modified clay and 4 to 6 parts of chitosan coating agent. The fertilizer has high sustained-release performance, double good functions of pest killing and water retention, high and long-lasting fertilizer efficiency and high nutrition utilization rate, a coating material is easy to degrade, pollution is completely avoided, the rapid growth of crops can be promoted, the stress resistance of the crops can be improved, the ecological balance of soil can be adjusted, the quality of agricultural products can be improved, and both production and income of the agricultural products are increased. Sources of the raw materials are extensive, and a production process is simple, convenient to operate, low in equipment investment, low in cost and applicable to industrial production, and has a broad market prospect.

The present invention provides a nutrient balance compound type licking brick for cattle and sheep and its preparation process. Every kg of licking brick contains 0.5-0.3g of zinc sulfate, 0.1-0.2g of copper sulfate, 0.2-0.3g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.01-0.3g of potassium iodide, 0.03-0.06g of cobaltous chloride, 0.1-0.3g of magnesium oxide, 0.02-0.04g of nano zinc sulfate and copper sulfate mixture, 30-150g of sodium sulfate, 40-80g of calcium hydrogen phosphate, 0.2-1g of chromium nicotinate, 50-200g of carrier, 150-300g of edible sale, 200-300g of solidifying agent, 20-80g of freacle, 50-200g of urea, 20-80g of puffed corn flour, 20-80g of physiological regulating and controlling agent and 10-60g of vitamin premixed material.

The invention provides a preparation method and application of a selenium-enriched cadmium-resistant foliar fertilizer special for rice .The preparation method of the selenium-enriched cadmium-resistant foliar fertilizer special for the rice comprises the following steps that sodium selenite, zinc sulfate, manganese sulfate and ferrous sulfate are dissolved in water and prepared into an original mother liquid, wherein the concentration of sodium selenite ranges from 30 g / l to 60 g / l; the original mother liquid is mixed with an amino acid solution of which the mass concentration ranges from 15% to 20%, shaking chelating is conducted, and a chelating liquid is obtained; the chelating liquid and a single silicic acid aqueous solution are mixed to be uniform to be prepared into a mixed liquid; sodium alkyl benzene sulfonate is added, the mixture and filtrate obtained through saccharose alcohol fermentation are stirred at 25 DEG C to 35 DEG C for secondary chelating, and the selenium-enriched cadmium-resistant foliar fertilizer special for the rice is obtained .By means of the preparation method and application of the selenium-enriched cadmium-resistant foliar fertilizer special for the rice, 90% or above of inorganic selenium is converted into organic selenium such as selenomethionine and selenocystine, the poisoning risk is eliminated, the absorption conversion rate of selenium is increased, the raw material amount is reduced, the cost is reduced, and the rice has a good cadmium-resistant property.

Apparatus, materials, and methods for removing ammonia from fluid using metal hydroxides (e.g. zinc hydroxide) and metal cation loaded media (e.g. zinc loaded ion exchange resins); the metal hydroxides and metal cation loaded media may be regenerated with a weak acid (pKa between 3 and 7). Alternatively, ammonia is removed from fluids by using H2SO4 and ZnSO4 and metal cation loaded media; the metal cation loaded media may be regenerated with H2SO4 and ZnSO4; the ammonia containing H2SO4 and H2SO4 may be concentrated as necessary to form (NH4)2SO4.ZnSO4.6H2O (ammonium zinc sulfate hexahydrate) crystals. These crystals are removed from the mother liquor and heated to temperatures exceeding 200° C. releasing NH3 and H2O vapor upon the decomposition of the crystals.

The invention relates to an aqueous culture method of anoectochilus. In the method, anoectochilus germchits are cleaned and sterilized, transplanted in a culture dish and cultured in a culture groove filled with an aqueous culture solution; each 10L of aqueous culture solution contains the following components: 650 to 800mg of calcium nitrate tetrahydrate, 50 to 60mg of ammonium nitrate, 280 to 350mg of potassium nitrate, 100 to 130mg of potassium dihydrogen phosphate, 350 to 380mg of magnesium sulfate, 0.5 to 0.8mg of potassium iodide, 2 to 5mg of manganese sulfate, 0.2 to 0.3mg of sodium molybdate, 0.1 to 0.2mg of cobalt chloride, 2 to 4mg of boric acid, 0.5 to 1mg of zinc sulfate, 0.3 to 0.5mg of copper sulfate and 3 to 5ml of iron salt solution, wherein the iron salt solution is prepared by mixing water, green vitriol and ethylenediamine tetraacetic acid disodium. The method has the advantages of lowering production cost, simplifying production process, improving the growth of anoectochilus plants and improving the survival rate of anoectochilus plants.

A nutritional growth promoter for multi-stem ginseng belongs to the agricultural technology field. The invention solves the problem of changing ginseng from single-stem to multi-stem. The invention can be prepared according to the weight percentages as follows: B9 0.10%-0.40%, chito-oligosaccharides 0.30%-1.00%, compound amino acid 0.50%-1.50%, monopotassium phosphate 0.10%-0.20%, ferrisulphas 0.02%-0.08%, boric acid 0.05%-0.15%, manganous sulfate 0.05%-0.15%, copper sulfate 0.02%-0.08%, zinc sulfate 0.10%-0.20%, ammonium molybdate 0.05%-0.10%, and water 100.0%. B9, chito-oligosaccharides, compound amino acid, monopotassium phosphate, ferrisulphas, boric acid, manganous sulfate, copper sulfate, zinc sulfate, and ammonium molybdate are respectively dissolved in little water, and then mixed with the rest water to prepare nutrient solution which is used in foliage spraying. The nutritional growth promoter is used for cultivating multi-stem ginseng with increased production and improved quality.

The invention provides a plant nutrient solution which consists of the following components: potassium nitrate, urea, ammonium nitrate, magnesium sulphate, ammonium dihydrogen phosphate, calcium nitrate, manganese sulfate, zinc sulfate, ferric citrate, boric acid, sodium molybdate, sodium iodide, folic acid, asparagine and deionized water. According to the invention, the plant nutrient solution is comprehensive in nutrition, has no poisonous substance, cannot pollute the environment after being used, cannot cause harm to human body, and is free from undesirable odor. Through the adoption of the plant nutrient solution to cultivate foliage plants such as monstera deliciosa and rohdea japonica without soil, the leaf color is dark green, the growth is vigorous, death is hard, and compared with the conventional plant nutrient solution in the market, the growth rate is increased by 20%.

The invention discloses a soil improvement biofertilizer and a preparation method of the soil improvement biofertilizer. The soil improvement biofertilizer is characterized by being prepared from the following raw materials in parts by weight: 200-350 parts of turf, 100-150 parts of clay, 5-10 parts of composite microbial agent, 5-7 parts of polyacrylamide, 60-80 parts of ammonium sulfate, 50-65 parts of monopotassium phosphate, 70-80 parts of calcium chloride, 20-25 parts of sodium borate, 15-25 parts of zinc sulfate, 20-25 parts of acetic acid, 2-3 parts of 1,2,3-glycerol, 6-10 parts of sodium gluconate, 80-100 parts of oyster shell powder and 9-12 parts of a soil conditioner. The soil conditioner contains a jade component which is beneficial to a human body by crop absorption; meanwhile, toxic heavy metal elements in soil can be effectively adsorbed and solidified; absorption of the heavy metal elements by the crops is reduced; and the crop yield can be increased. A plurality of microorganisms with the effects of fixing nitrogen, and resolving phosphor and potassium are added to the fertilizer, so that improvement of the soil structure is facilitated, and the yield and the quality of the crops are improved.

The invention belongs to the field of building material, and particularly relates to a compound expanding agent for inhibiting temperature rising in the early stage and promoting hydration in the later stage. The compound expanding agent comprises the following raw materials by weight: 10 to 30 % of calcium oxide, 28 to 43 % of sulphate aluminium cement clinker, 25 to 40 % of anhydrite, 5 to 15 % of magnesium oxide, 0.3 to 0.5 % of boric acid, 1 to 1.5 % of zinc sulfate and 0.2 to 0.5 % of ICA. The compound expanding agent has the advantages of high early stage expanding capacity, sustainable expansion and long expanding stable period, can effectively compensate self-constriction and drying shrinkage of concrete, enables the synergetic development of the volume expansion and the strength increase of concrete, and is very suitable for being applied to steel pipe concrete and mass concrete.

The invention provides an organic-inorganic composite biological fertilizer pesticide special for soybean. The organic-inorganic composite biological fertilizer pesticide is prepared from the following materials in parts by weigh: 40-50 parts of household garbage, 30-40 parts of mushroom slag, 20-25 parts of vinasse, 15-20 parts of humic acid, 10-13 parts of monocalcium phosphate, 12-14 parts of urea, 10-12 parts of potassium nitrate, 10-12 parts of quail feather, 20-24 parts of modified sepiolite, 3-4 parts of quispualis indica, 3-4 parts of stone-like omphalia, 4-6 parts of broom cypress fruit, 4-6 parts of rhizome nardostachyos, 4-6 parts of radix euphorbiae lantu, 0.1-0.2 part of boric acid, 0.05-0.1 part of sodium molybdate, 1-1.5 parts of zinc sulfate, 0.7-1.0 part of manganese sulfate, 5-7 parts of magnesium sulfate, 1-2 parts of nitrogen-fixing bacteria preparation and 3-5 parts of wintergreen oil. According to the invention, multiple organic wastes are mixed and then fermented so as to be changed into green organic fertilizer, environmental pollution is reduced, fermenting organic matter are mixed with inorganic fertilizer, and Chinese herbal medicine juice with insecticide function is added, therefore, the nutrition is more complete, and the sterilizing effect is increased. By applying the fertilizer, the quality of the soybean can be effectively improved, the soybean has green leaves and more flowers, the flowering period is prolonged, and the yield is improved.

The invention discloses a straw mushroom culture medium and a method for circularly cultivating straw mushrooms. The straw mushroom culture medium comprises 70 to 90 weight percent of Chinese medicament dreg, 10 to 30 weight percent of straws and a production increasing agent with the dose of 5 to 10 kg / m<3>, wherein the production increasing agent is prepared by mixing the following components in percentage by weight: 0.006 to 0.01 percent of vitamin B1, 15 to 20 percent of superphosphate, 40 to 60 percent of quick lime, 1.5 to 2 percent of magnesium sulfate, 0.2 to 0.4 percent of zinc sulfate, 0.2 to 0.3 percent of boric fertilizer, 0.2 to 0.4 percent of triacontanol and 22 to 37 percent of starch. By the straw mushroom culture medium and the method for circularly cultivating the straw mushrooms, resources can recycled; energy is saved due to short fermentation time of the medium; the medium can increase yield of the straw mushroom, can improve the quality of the straw mushroom and can increase the flavonoid content of the straw mushrooms; and by the multi-time circularly cultivating method, the utilization ratio of the medium is increased and production cost is reduced.

The invention relates to compound premix feed for laying hens, which comprises 3 to 9 kg of manganous sulfate, 3 to 7 kg of zinc sulfate, 3 to 7 kg of ferrous sulfate, 0.6 to 1.4 kg of copper sulphate, 12 to 18 kg of choline chloride, 7 to 11 kg of lysine, 26 to 34 kg of methionine, 1.6 to 2.4 kg of phytase, 400 to 461 kg of calcium carbonate, 80 to 120 kg of calcium hydrophosphate, 300 to 360 kg of fish meal, 45 to 75 kg of common salt, 0.20 to 0.44 kg of vitamin A, 0.06 to 0.14kg of vitamin D3, 0.52 to 1.12 kg of vitamin E, 0.047 to 0.1 kg of vitamin K3, 0.026 to 0.056 kg of vitamin B1, 0.177 to 0.33 kg of vitamin B2, 0.078 to 0.145 kg of vitamin B6, 0.025 to 0.058 kg of vitamin B12, 0.02 to 0.03 kg of folic acid, 0.008 to 0.018 kg of biotin, 0.3 to 0.674 kg of nicotinic acid, 0.11 to 0.245 kg of calcium pantothenate, and 1.2 to 3.83 kg of rice hull powder. The laying hens fed by the premix feed have high laying rate, and keep long period of peak time of laying eggs reaching 6-9 months. The ratio of the feed to the egg is as low as 2.0-2.1:1.

The invention discloses fermented full value composite feed for growing geese. The invention aims to design a fermented full value composite feed for growing geese, which can improve the immunity in the bodies of growing geese and the growing performance of the growing geese. The key point of the technical scheme adopted by the invention is that the feed disclosed by the invention is prepared by mixing 45.0 kg of water, 55.3 kg of corn, 3.0 kg of aged wheat, 5.4 kg of wheat bran, 1.8 kg of soybean oil, 6.4 kg of soybean pulp, 3.2 kg of peanut, 1.5 kg of bulked dried blood, 19.0 kg of calcium carbonate, 0.88 kg of calcium hydrophosphate, 0.3 kg of table salt, 0.22 kg of methionine, 0.30 kg of lysine, 0.15 kg of Scutellaria baicalensis, 0.18 kg of bupleurum Chinense, 0.15 kg of lightyellow sophora root, 0.04 kg of liquoric root, 1.5 kg of citric acid, 0.2 kg of actinomycetes, 24 billion of active bacteria for per kilogram, 0.07 kg of enzymic preparation, 0.20 kg of choline chloride, 0.04 kg of vitamin premix, 0.024 kg of ferrous sulfate, 0.004 kg of copper sulfate, 0.020 kg of zinc sulfate, 0.017 kg of manganese sulfate, 0.003 kg of potassium iodide, 0.003 kg of sodium selenite and 0.005 kg of cobalt chloride. The full value composite feed provided by the invention for growing geese is very safe as antibiotics are not contained and can improve the immunity in the bodies of the growing geese; and the nutrition is balance, the digestion rate of the feed is high and the growth performance of the growing geese is improved obviously.

The invention discloses a reticulate nanopore zinc-oxide micron hollow sphere and a preparation method thereof. The hollow sphere of the invention comprises the following materials: the surface of the zinc-oxide micron hollow sphere is provided with reticulate nanopore, wherein, the diameter of the hollow sphere is 1 to 10mum and the aperture of the nanopore is 50 to 100nm; the method of the invention comprises a liquid-phase chemical method, particularly (a) according to the mole ratio that zinc salt: chelating agent: sodium citrate: water is equal to 1:(0.5-1.5):(0.05-0.15):(50-150), the materials are weighted, then put into a vessel, stirred, dissolved and kept warm for three hours at the temperature of 70 to 100 DEG C under the sealing state to obtain a product; (b) the obtained product is filtrated, washed more than one time and heated for 1 to 3 hours at the temperature of 300 to 500 temperature, and the reticulate nanopore zinc-oxide micron hollow sphere is obtained; the zinc salt is zinc nitrate or zinc acetate or zinc chloride or zinc sulfate, and the chelating agent is urea or ammonia or hexamethylene tetramine or ammonium hydroxide. The hollow sphere can be widely applied to the fields of drug transportation, chemical reaction carrier, cosmetics, coating material, catalytic and photocatalysis material, etc.

The invention relates to a chelated liquid fertilizer containing multiple types of plant alcohols and medium trace elements, which is applied in the field of agriculture and forestry. The liquid fertilizer consists of the following main materials in parts by weight: 80-450 parts of soluble plant alcohols, 1-10 parts of calcium nitrate, 0.5-3.5 parts of zinc sulfate, 0.1-2.5 parts of manganese sulfate, 0.5-5 parts of magnesium sulfate, 0.1-2.5 parts of ferrous sulfate, 0.03-0.08 part of cobalt chloride, 0.01-0.05 part of ammonium molybdate and 0.2-1.0 part of boric acid. The pH value of the liquid fertilizer is adjusted to be neutral with slightly stronger acidity by adding an appropriate amount of water. The liquid fertilizer contains the multiple types of plant alcohols and has the capabilities of activating the biological activity of crops and enhancing the adsorption to the medium trace elements of the crops and the antioxidation of the crops; and the medium trace elements are capable of promoting the healthy growth of the crops and correcting the nutritional deficiency symptom of the crops. The liquid fertilizer has the characteristics of simple processing technology, low production cost, high fertilizer efficiency and the like; the liquid fertilizer is suitable to serving as a toot system and leaf top application for fruit trees, vegetables and field corps, and is particularly suitable to supplying medium trace element nutrition to the leaves or fruits during the late growth period of the fruit trees. The liquid fertilizer with multiple elements is extensive in application.