1135results about How to "Increase selenium content" patented technology

The invention discloses a method for planting se-enriched rice. The method comprises the following steps of land selection and preparation; seeding; seedling culturing; transplanting; field management: intertillage, weeding, topdressing and insect pest prevention; and harvesting. The selenium content of rice planted by using the method is high, and the yield of the rice is also high. Testing confirms that the yield of the se-enriched rice is 620-650kg per acre, and the selenium content of the rice ranges from 0.1 mg / kg to 0.3mg / kg.

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 and an application of a selenium-enriched foliar fertilizer. The preparation method comprises the steps as follows: the selenium-enriched foliar fertilizer is prepared by sodium selenate, sodium selenite, fulvic acid, urea, compound sodium nitrophenolate, SDS (sodium dodecyl sulfate) and the balance water; and the sodium selenate and the sodium selenite are taken as donors of selenium, the fulvic acid is taken as a chelating agent, the compound sodium nitrophenolate is taken as a plant growth regulator, and the fertilizer is compounded by adding the plant growth regulator compound sodium nitrophenolate and the urea and the SDS. The selenium-enriched foliar fertilizer is mainly used for crops such as wheat, corn, tomatoes, muskmelons, sugar beet, red dates, walnuts, apples, bergamot pears and the like, and can provide the selenium element for the crops and improve the selenium contents in the crops. The selenium contents of the crops are improved by 128.6-275.0% while compared with those of crops without using the selenium-enriched foliar fertilizer.

The invention provides a selenium-rich coating agent, a selenium-rich seed and a preparation method of the selenium-rich seed. The selenium-rich coating agent comprises, by weight, 0.1-1.5 parts of selenium fertilizer, 0.1-8 parts of microelements, 1.5-100 parts of film-forming agents, 0.02-2 parts of insecticide, 0.03-4 parts of sterilizing agents and 0.03-4 parts of plant growth regulators. The selenium-rich coating agent is rich in selenium elements and matched with different proportions of other microelements, can provide nutrition and protection for the seeds and has the advantage of slow release. The selenium-rich seed wrapping the selenium-rich coating agent absorbs slowly released selenium and other microelements in the growth process, nutrition needed by various stages in the growth process of crops is provided, selenium content of agricultural products can be effectively improved, and crop yield is improved.

The invention discloses a groove-type planting method of nano-selenium Chinese yam. Deep soil is crushed and made to float to be mixed with cultivated soil through a deep plowing technology, by adding a certain amount of biological-organic fertilizer containing nano-selenium, the soil is fertile, loose, rich in organics, and is more suitable for growth of the Chinese yam, the selenium content of the Chinese yam is increased, and the nutrition and medicinal value of the Chinese yam are increased. A plurality of U-shaped planting grooves are arranged for planting the Chinese yam, the Chinese yam can transversely grow along the U-shaped planting grooves and is easy to plant and harvest, labor intensity is relieved, and production cost is reduced. Meanwhile, the planting grooves are made of materials with mesh holes, palm bark is laid inside the planting grooves, the breathability and water permeability of the planting grooves can be effectively improved, and waterlogging and droughts are both effectively prevented. A double-layer planting method is adopted, the utilization area of land is effectively increased, and production and income are both increased largely.

The invention discloses a selenium-enriched rice which is produced by processing selenium-enriched paddy rice, the selenium-enriched paddy rice is obtained by applying a nutritional agent for the selenium-enriched paddy rice in the soil of a paddy field for cultivation after land preparation and before irrigation, and the weight composition of the nutritional agent for the selenium-enriched paddy rice is as follows: nano-selenium plant nutritional agent: nitrogen-phosphorus-potassium compound fertilizer is equal to 0.1-1: 1, wherein the weight concentration of selenium in the nutritional agent for the selenium-enriched paddy rice is 2000-10000mg / kg. The selenium content of the selenium-enriched rice is 0.04-0.300mg / kg, the proportion of organic selenium is more than 80%, and the form is safer. The production method of the selenium-enriched rice is simpler, the using amount of the nutritional agent for the selenium-enriched paddy rice is small, and the environmental pollution is small.

The invention relates to a planting method of selenium-rich passiflora edulis. The variety of the planted passiflora edulis is Tainung No1. The planting method comprises steps as follows: land selection, land preparation, field planting, shelving, training and pruning, fertilizer and water management, field management and pest control. According to the planting method of the selenium-rich passiflora edulis, a selenium-rich fertilizer fermentation broth obtained through fermentation of inorganic selenium fertilizer is sprayed to leaf surfaces and fruits of the passiflora edulis, the average single fruit weight of the produced passiflora edulis is 63 g, the maximum single fruit weight is 125 g, the fruit juice is reddish yellow and has strong fragrance, the acidity is 2.14%, the highest selenium content can reach 12 mu g / kg, the sweetness reaches 23% Brix, the fruit juice rate is up to 34%, the color and luster are bright, the yield is high, pollution is prevented, and five crops are harvested every year.

The present invention relates to a production method of feed additive containing selenium-enriched probiotics and its product. Said production method includes the following steps: using torula yeast and acidophilous lactobacillus as strain, mixing them according to the ratio of 1:4 and inoculating them into culture containing sodium selenite, adding organic selenium transformation accelerator and making culture for 36 hr so as to obtain the invented product. In said product the CFU numbers of torula yeast and acidophilous lactobacillus respectively are 10 to the power 9 / g and 10 to the power 11 / g, selenium content is 50 mg / kg, in which organic selenium content is above 90%, and selenomethionine content is above 75%. It can obviously raise animal immunological function and resistance to disease.

The invention discloses a nano selenium nutrition conditioning agent for fruit and vegetable and its preparing process which consists of, dissolving the selenium compounds into water, charging reducing agent and natural polysaccharide nano microspheres as mould plates simultaneously, mixing and reacting 1-5 hours at normal temperature, till the solution becomes deep red, then charging sizing material and nourishing ingredients.

The invention provides a nano-selenium cabbage nutritional agent which is prepared by evenly mixing a nano-selenium plant nutritional agent, an organic fertilizer and a microbial fertilizer according to the weight ratio of 1 to 9: 2 to 4: 0.3 to 0.5. The invention also provides a method for producing the selenium-enriched cabbages by utilizing the nano-selenium cabbage nutritional agent, comprising the following steps of: applying the nano-selenium cabbage nutritional agent according to the application amount of 5 to 25kg / acre in a furrow application way in the cabbage planting process so as to enable the nutritional agent to leave in 5 to 10cm of a plough layer; dynamically monitoring the selenium enriching effect of the cabbages; and culturing the cabbages for more than 50 days and then harvesting the selenium-enriched cabbages with the selenium content of 10 to 100Mug / kg. The cabbages produced by the production method have good security, and the selenium in the cabbages is easy to absorb and utilize.

The invention discloses a farmland planting method of high-selenium crops. The method is characterized by comprising the following steps: (1) uniformly mixing a nano selenium plant nutrient with a base fertilizer, applying the mixture to the surface of farmland soil and plowing so that the nano selenium plant nutrient is uniformly distributed on a plowing layer; (2) uniformly seeding on the farmland soil according to the crop types, and wetting and irrigating the soil surface layer 5-10 days after the crop seedling emerges; and (3) performing conventional field management on the crop according to different crop types until the crops are mature. According to the invention, the high-selenium crops can be cultivated, the selenium content is stable, and the proportion of organic selenium is high.

The invention discloses a hot pepper rich in organic selenium and a production method thereof. The total selenium content in the hot pepper rich in organic selenium is 10-300 micrograms per kilogram and the content of the organic selenium is equal to or more than 80% of the total selenium content. The method comprises the following steps: using a selenium-enriched seedling culture matrix of hot pepper to culture the seedlings of the hot pepper rich in organic selenium; transplanting the seedlings together with soil into a land; and finally harvesting the hot pepper rich in organic selenium, wherein a selenium-enriched seedling culture matrix of hot pepper contains nanometer selenium plant nutrient agent, garden soil, organic fertilizer, pond sludge and plant ash, and the mass ratio of the nanometer selenium plant nutrient agent to the garden soil to the organic fertilizer to the pond sludge to the plant ash is (0.001-0.1): (2-8):(1-4): (1-4): (0.5-1). The hot pepper is rich in selenium element and the whole content is uniform. By using the method, the proportion of organic selenium is increased, the problem of the prior art of the stability of selenium content in the hot peppers grown in different batches is solved, the uniform selenium content in the hot pepper is ensured, and the standard mass production can be realized.

The invention relates to a selenium-rich plant nutrient solution and a preparation method thereof. The selenium-rich plant nutrient solution is prepared from Chinese medicinal herb extracts, amino acid and trace elements by a high-temperature complexing technology. The selenium-rich plant nutrient solution contains the following trace elements: iron, copper, zinc, manganese, selenium, boron and titanium. The selenium-rich plant nutrient solution has an obvious effect on increasing the crop yield, and the contents of nutrient substances and trace elements, especially the content of selenium.

The invention relates to a fertilizer formula and further relates to an application method of the fertilizer. A selenium-rich organic / inorganic fertilizer for producing selenium-rick rice is prepared by mixing selenites, nitrogenous fertilizers, phosphate fertilizers, potash fertilizers, rotten organic fertilizers and silicon fertilizers according to a certain ratio and pelletizing the mixture. The selenium-rich organic / inorganic fertilizer for producing the selenium-rick rice comprises the following components in parts by weight: 0.004-0.010 parts of the selenites, 15-33 parts of the nitrogenous fertilizers, 12-24 parts of the phosphate fertilizers, 10-17 parts of the potash fertilizers, 30-50 parts of the rotten organic fertilizers and 5-8 parts of the silicon fertilizers. The fertilizer not only includes selenium element but also includes other nutrition enhancing matters requested by crop growth. As the fertilizer can be used for supplying the selenium element and the other nutrition enhancing matters requested in growth for crops simultaneously, the application of the fertilizer is good for the crop growth, so that the absorption rate and the conversion rate of selenium are improved, and the selenium-rick rice reaching a selenium-rick rice standard can be produced by applying less selenium.

The invention discloses a planting method of selenium-rich mangoes. The planting method is characterized by comprising steps as follows: land selection, seedling culture, field planting, pruning and trimming, nutrient and water management, orchard management and pest control. The planting method adopts a fertilizer technology such as selenium-rich bio-organic fertilizer, selenium-rich organic-liquid active fertilizer, organic fertilizer and the like, so that soil environment is effectively improved, the content of organic matters and selenium in soil is greatly increased, the selenium content of the planted mangoes is high, the mango yield is high, the detection indicates that the selenium content of the mango is 0.40-0.45 mg / kg, furthermore, according to the insecticide technology adopting botanical insecticides and botanical fungicides, the better insecticidal efficacy is realized while nutrition is guaranteed, and the economic benefit is very obvious.

The invention relates to a selenium-rich egg production method. The method is that: the selenium-rich alfalfa is firstly produced into grass meal, then the grass meal is uniformly stirred into the conventional feed of laying hens according to a certain proportion (weight percentage), so the selenium concentration reaches 1.8mg / kg-7.8mg / kg, the laying hens are fed according to the convention feeding method for 7-9 days, and then can lay the selenium-rich eggs, and the selenium content of the eggs is 3-10 times of the common eggs. The selenium-rich eggs have the functions of supplementing selenium and increasing the human health, and are easy to be accepted by users, the selenium-rich egg production method is adopted to produce the selenium-rich eggs, so safety is obtained, the cost is low, and the technology is simple.

A Se-enriched plant growth regulator is an aqueous product prepared from the sodium (potassium or ammonium) selenate (or selenite) and the sodium (potassium or ammonium) salt of 5-nitroguaiacol, 2,4-dinitrophenol, or catechol. Its advantages are high chemical and physical stability, and high effect on increasing the content of organoselenium in grains of crops and promoting photosynthesis.

The invention discloses a selenium-rich nutrient solution for a pear. The nutrient solution comprises, by weight, 20 to 30 parts of magnesium sulfate, 5 to 15 parts of zinc sulfate, 10 to 15 parts of copper sulfate, 10 to 25 parts of iron sulfate, 10 to 25 parts of urea, 8 to 15 parts of potassium sulfate, 10 to 15 parts of potassium dihydrogen phosphate and 25 to 40 parts of sodium selenite. Through application of the nutrient solution provided by the invention, selenium content of the pear can be substantially increased, production of the pear is promoted, net weight of fruit is increased, resistance of the pear to insect attack is enhanced, and attack by diseases and insect pests is reduced.

The invention provides a method of planting mangoes on mountain lands. The method comprises the following steps of land planting, seedling selecting, field planting, film covering and planting management. The planting method adopts a humus soil layer to reduce alkalinity of stony desertification soil, and provides an acidic growth environment for mangoes growth; a base fertilizer layer can store water and contains fertilizers, and provides water and nutrient substance for the mangoes growth. On one hand, the influence of the stony desertification soil to the mangoes growth is avoided, on the other hand, the water and nutrient substance are provided for the mangoes growth, and accordingly the mangoes yield is improved. The fertilizers of different varieties and quantities are used for different periods, leaf fertilizers are sprinkled, and therefore the mangoes growth is facilitated, contents of microelements and selenium of fruits are increased, and taste and nutrient content of the mangoes are improved.

The present invention discloses a planting method for selenium-enriched pitaya. The method comprises: erecting a plurality of hollow columns with both ends open in a field, and then planting three pitaya seedlings around each column, wherein the distance between a root of each pitaya seedling and the column is 5-8 cm; and by taking the column as a center, separately digging a first ring-shaped pit, a second ring-shaped pit and a third ring-shaped pit, then applying organic selenium fertilizer in the first ring-shaped pit, applying a phosphate fertilizer in the second ring-shaped pit, and applying quicklime in the third ring-shaped pit. The pitaya produced by the method provided by the present invention has a high selenium content and can fully meet the demand of people on selenium, and the pitaya tree in the method has a high selenium absorption rate with less wasted selenium.

The invention relates to a planting method of grapes rich in elemental selenium. The planting method of the grapes rich in elemental selenium comprises the following steps of diluting a nano-selenium microbial selenium fertilizer preparation by 15-25 times by using water, and respectively spraying the generated diluents of the nano-selenium microbial selenium fertilizer preparation to roots and leaves of grape vines in a new leaf stage, a fruit setting stage, a fruit growing stage and a stage before fruit picking of the grapes, wherein the content of the selenium element is 20-50mg / kg and is 3-20 times that the content of the selenium in ordinary grapes. Selenium is an essential trace element of the human body; the selenium of the nano-selenium-rich grapes exists in the form of nano-selenium which can be easily absorbed by the human body; the selenium fertilizer preparation is prepared from selenium dioxide or selenium trioxide and salts such as sodium selenite, ammonium selenite and sodium selenate by biological fermentation of various probiotic organisms such as saccharomycetes, lactic acid bacteria and bacillus. The frequency for spraying the selenium preparation to the roots and the leaves is increased, so that the content of selenium of the grapes rich in selenium is also increased by absorbing and converting by the grape vines. The planting method of the grapes rich in elemental selenium is simple to operate and low in cost. The grapes are used as one of good fruits for supplementing selenium to the human body.

The invention discloses a farming method of the selenium-enriched Yellow River carp and relates to the field of rearing technology. The Yellow River carp is used as parent fish. Except the period of normal feeding, the Yellow River carp is drugged continuously in 10-100 days before slaughter. The drug applied is selenium-containing preparation and is applied for once or many times each day, 0.4mg / kg.b.w-30mg / kg.b.w each day by selenium. Drug application is performed by mixing the selenium-containing preparation into feed to allow the fish to eat naturally. The farming method has the advantages that a large dose of the selenium preparation is applied to the Yellow River carp before slaughter, and accordingly the fishes of the Yellow River carp high in selenium content can be obtained; products of the Yellow River carp can meet the daily requirements of people for selenium; and the farming method of the Yellow River carp is further applicable to crucian carp, silver carp, catfish, grass carp and other freshwater fishes.

The invention relates to a special selenium-rich liquid fertilizer for moso bamboo shoots and a preparation method of the fertilizer. The liquid fertilizer comprises an organic and inorganic mixed selenium source prepared from potassium nitrate, potassium dihydrogen phosphate, dipotassium hydrogen phosphate, boric acid, EDTAZnNa2, EDTAMnNa2, NaFeEDTA, sodium silicate, ammonium molybdate, 5-nitroguaiacol sodium salt, sodium dodecyl benzene sulfonate, sodium benzoate and a selenium-rich yeast, wherein the organic and inorganic mixed selenium source is formed by preparing the selenium-rich yeast into a seed and then carrying out fermentation enrichment culture, inactivation and decomposition in an inorganic selenium containing culture medium. The preparation method comprises the following steps of dissolving effective components according to a certain sequence; regulating a pH value; and treating until constant volume is achieved. The special selenium-rich liquid fertilizer for the moso bamboo shoots, which is disclosed by the invention, has the advantages of comprehensive nutrient element, reasonable and safe formula, high fertilizer utilization ratio, no environmental pollution and the like, is convenient to fertilize, improves the utilization efficiency of a selenium element and increases the selenium content of bamboo shoots by using an organic selenium source and ensures the safety in fertilizer use and selenium-rich moso bamboo shoot eating.

The invention discloses tomatoes rich in organic selenium and a production method thereof. The tomatoes rich in organic selenium have an organic selenium content of 10-240 microgram / kg, with organic selenium accounting for over or equal to 80 percent of the total selenium content. The method comprises the following steps: applying selenium-rich nutrient into nursery medium or nursery ridges during tomato seedling raising phase, transplanting with soil, i.e., brining selenium-containing medium at the roots of tomato seedlings into a farmland, and finally harvesting tomatoes rich in organic selenium. The selenium-rich nutrient comprises nano-selenium plant nutrient, microbial fertilizer and boiler ash residue which have a weight ratio of (1-4): (1-4): (1-4), with a selenium content of 100-1000 mg / kg. The invention have the advantages that the tomatoes are rich in selenium, the overall selenium content is uniform, and the ratio of organic selenium in the method is improved, thereby solving the problem of selenium content stability in different batches of tomatoes in the prior art, ensuring uniform selenium content in the tomatoes, and realizing standardized scale production.

The invention belongs to the field of microbial fungi, and relates to a selenium-rich cordyceps militaris strain CM001; the wild cordyceps militaris strain which is newly separated in the nature is selected as an original strain; the original strain is subjected to ultraviolet mutation, and the strain can be obtained by separating and screening; the selenium-rich cordyceps militaris strain is preserved in China General Microbiological Culture Collection Center (CGMCC) on July 18, 2014 with the preservation registration number of CGMCC No.9460, is named as CM001 and is named as cordyceps militaris in a classified way. Under the artificial culture conditions, the cordyceps militaris strain has the tolerance for high-concentration selenium, and can carry out biotransformation in a body; the hyphae yeast, the growth matrix or the sporocarp of the selenium-rich cordyceps militaris strain can be used as raw materials of medicines, foods and drinks, or can be prepared into powder, tablets, freeze-drying powder, capsules or electuary.

The invention discloses a planting method for high-quality selenium-rich rice. The method includes the following steps of firstly, preprocessing a rice field, wherein a field where broad beans are planted is selected, and green manuring, irrigation, wet compositing, rotary tillage and harrowing and ridging are conducted after broad beans are picked; secondly, transplanting rice seedlings; thirdly, conducting tillering and fertilizer applying; fourthly, stocking ducks; fifthly, conducting full heading and fertilizer applying, wherein ducks are driven out after full heading is conducted on the seedlings, the water depth of the rice field is kept at 9-11 cm, 1-3 kg of urea, 1-2 kg of potassium metasilicate and 100-280 kg of organic selenium fertilizer aqueous solution are applied in a dressing mode in each mu of field, the weight ratio of organic selenium fertilizer to water is 1 to 500-700, and the selenium content in organic selenium fertilizer is 0.1-0.3 mg / kg; sixthly, conducting harvesting. Planted rice is high in selenium element content, good in quality and high in yield.

An organic selenium-enrichment rice planting method comprises the following steps that (1) EM original solutions, brown sugar or molasses and water are mixed and cultured in a sealing mode to prepare mother liquor, and the mother liquor and organic fermentation materials are subjected to mixing sealing fermentation to prepare EM organic fermentation fertilizer; (2) silicon fertilizer and dry fine soil are stirred and mixed and then are mixed into the EM organic fermentation fertilizer, and the fertilizer is applied to a field before field ploughing; (3) EM original solution seed soaking and sowing are carried out; (4) an EM original solution diluent is used as weaning fertilizer and before-transplanting fertilizer; (5) strong seedlings are selected for transplanting, and during field ploughing, the EM original solution diluent is sprayed; (6) seedling roots are soaked in the EM original solution; (7) rice chaff grass control is carried out; and (8) after seedling transplanting growth resuming, the EM original solution diluent is used for topdressing, fertilizer is applied in a spraying mode for one time from an initial ear period to a full heading period, and selenium-enrichment agents are mixed into the EM original solution diluent. The planting method is easy to operate, high in yield and organically environmentally friendly, weeds, pests and diseases can be effectively controlled and prevented, and rice obtained through the method has the advantages of being high in selenium content, good in quality and high in food safety.

The present invention discloses a selenium-rich agaricus bisporus production method using selenium-rich crop straws. Selenium-rich crop straws with 50%-70% of the total weight of cultivation dry materials are mixed into the cultivation dry materials. The selenium-rich agaricus bisporus production method uses natural selenium-rich crop straws as raw materials, has a high selenium utilization and no pollution problems, and can solve the crop straw recycling problem, is environmentally friendly, is simple and easy to operate, and improves the selenium content of agaricus bisporus to 0.2-1.5 mg / kg.