93results about How to "Good selenium enrichment effect" patented technology

The invention belongs to the field of agricultural technologies and particularly relates to a walnut rich in selenium and organic fertilizer rich in selenium for the walnut rich in selenium. The walnut and the organic fertilizer are mainly used for solving the technical problems that the fertilization amount of existing fertilizer for producing subsidiary agricultural products rich in selenium is difficult to control, the environment is polluted, dependence of crops is prone to generation, land is barren, and cost is high. According to the technical scheme, the walnut rich in selenium is obtained through fertilization of the self-made organic fertilizer rich in selenium, the selenium content of a walnut kernel ranges from 200 microgram per kilogram to 800 microgram per kilogram, and the walnut and the organic fertilizer have the advantages of being environmentally friendly, free of pollution and low in cost.

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 selenium-enriched pleurotus eryngii cultivation and ingredient detecting methods. The cultivation method comprises steps of culture medium preparation, bagging, sterilization, inoculation, fermentation, inducement to primordium, fruiting, harvesting and the like. Through control of main cultivation conditions of temperature, humidity, illumination, ventilation and the like, pleurotus eryngii is rich in selenium, can be produced all year round and comes into the market all year round, so that the yield is improved, the economic benefit is increased, the selenium enrichment capacity of pleurotus eryngii is improved, and the dietary therapy value of pleurotus eryngii is improved. The ingredient detecting method comprises detection of selenium elements, amino acid and total sugar, the amount of selenium of each kilogram of selenium-enriched pleurotus eryngii is 600 mu g/g, the selenium enrichment capacity is the best, and the amount of selenium doesn't exceed the limit absorption range, which is 800 mu g/d and is also the poisoning limit, of a human body.

The invention relates to a selenium-enriched earthworm breeding method. The method comprises the following steps of 1, straw treatment, wherein straw is smashed, and is placed into a sealing device together with ammonium hydroxide, microwave softening is conducted, and softening is finished to obtain softened straw; 2, preparation of a breeding medium, wherein animal dung, the softened straw, a bacteria agent and sodium selenite are mixed proportionally, fermentation and decomposition are conducted, after decomposition is finished, earthworm phagostimulant is added, and even mixing is conducted to obtain the earthworm breeding meidum; 3, breeding management, wherein the earthworm breeding medium is flatly laid on a breeding bed, the phagostimulant is sprayed on the surface of the breeding bed, earthworm larvae are added, breeding is conducted, the moisture content of the earthworm breeding medium is maintained, the same earthworm breeding medium is added every 5-10 days, the phagostimulant is sprayed on the surface of the earthworm breeding medium, and breeding is conducted for 45-50 days; 4, earthworm harvesting. The selenium-enriched earthworm breeding method has the advantages of being high in growing speed, high in yield and good in selenium-enriched effect.

The invention discloses an organic fermented fertilizer for raising the selenium content of vegetables, a production method and a cultivation method and relates to the field of vegetable production.The production method of the organic fermented fertilizer comprises the steps of preparing materials, wherein 35-45 parts of fresh cow dung, 30-36 parts of plant straw, 8-12 parts of mushroom residues, 8-12 parts of coal slag, 5.6-6 parts of wheat bran, 0.8-1.2 parts of brown sugar and 0.1-0.3 part of a microbial agent are prepared; conducting amplification cultivation on microbial flora; mixing the raw materials, and conducting anaerobic fermentation and aerobic fermentation, so that the organic fermented fertilizer is obtained.The cultivation method comprises the step of scattering and applying an alkaline soil improvement agent and the fermented fertilizer at different stages before the vegetables are planted.According to the organic fermented fertilizer for raising the selenium content of the vegetables, the production method and the cultivation method, fermentation treatment is conducted on industrial and agricultural waste, the organic fermented fertilizer is generated, the problem that the industrial and agricultural waste causes environmental pollution is solved, and in addition, by means of the organic fermented fertilizer, fertilizer efficiency of the soil where the vegetables are planted can be enhanced; by applying the organic fermented fertilizer and the alkaline improvement agent in different time, the selenium enrichment effect of the planted vegetables can be obviously improved.

The invention relates to a multi-element compound liquid selenium fertilizer for fruit tree trunk injection. The multi-element compound liquid selenium fertilizer comprises the following components in parts by weight: 6-10 parts of nitrogen, 6-8 parts of phosphorus, 10-12 parts of potassium, 1-2 parts of magnesium sulfate, 3-5 parts of calcium nitrate, 0-2 parts of trace elements, 0.25-1.0 part of sodium selenite, 6.0-10.0 parts of yellow humic acid, 0.5-5 parts of sugar alcohol type matters and 45-60 parts of water. The multi-element compound liquid selenium fertilizer provided by the invention has the benefits that the fertilizer prepared by the invention is comprehensive and balanced in nutrient elements and scientific in components, can provide large, medium and micro nutrient elements required for normal growth of fruit trees and meets the demands on nutrients in the growth and development processes of the fruit trees in an omni-directional manner; synergistic and antagonistic effects among the elements are fully considered, the proportion among the different nutrient elements is coordinated, the absorption of the fruit trees for the nutrient elements and the transportation are promoted, the fertilizer utilization efficiency can be obviously improved, the crop growth is promoted, the stress resistance is enhanced, the fruit setting rate and the disease resistance are obviously improved, and the fruit quality is improved.

The invention provides a planting method of selenium-enriched papaya and belongs to the technical field of agricultural planting. The method includes the steps of firstly, preparing soil and building a garden, wherein decomposed organic fertilizer and slow-release fertilizer containing selenium are applied into planting holes during planting hole digging; secondly, performing root topdressing management; thirdly, performing foliar topdressing management, to be more specific, when the papaya starts fruiting, spraying selenium-enriched foliar fertilizer to papaya branches, leaves and fruits once every other 2-3 days; within 1-5 days when the green papaya becomes yellow, spraying selenium-enriched foliar fertilizer to the papaya branches, leaves and fruits once, and using the same method to spray the selenium-enriched foliar fertilizer to the papaya branches, leaves and fruits once after one day; fourthly, shaping and pruning; fifthly, controlling diseases and pests. The planting method has the advantages that the slow-release fertilizer containing selenium is applied before planting, the fertilizing timing of the selenium-enriched foliar fertilizer is controlled during papaya growth, formula and biological improvement is performed on the selenium-enriched foliar fertilizer, and the high-selenium-content papaya can be obtained.

A graphene selenium-rich fertilizer and a preparation method thereof are disclosed. The preparation method of the graphene selenium-rich fertilizer comprises the following steps: (1) directly allowing a protein raw material for later use or performing impurity removal and drying for later use; (2) mixing the protein raw material, selenium mineral powder and graphene oxide, adding the obtained mixture to a nanometer pulverization emulsification system, and adding animal protein hydrolase at the same time for pulverizing and enzyme-hydrolyzing the protein raw material; (3) pulverizing the product obtained from step (2); (4) performing ultrasonic pulverization to the product obtained from step (3); and (5) sending the product obtained from the step (4) to the nanometer pulverization emulsification system, and adding a graphene dispersant to obtain the graphene selenium-rich foliar fertilizer. The invention further comprises a graphene selenium-rich fertilizer. A prospective effect can be achieved through using a little graphene selenium-rich fertilizer. The fixation area between the fertilizer and crops is increased, and a selenium-rich effect of the product is achieved.

The invention relates to a cultivation method of nano-selenium sprouting vegetables. The method comprises the following steps of: after removing impurities, sterilizing and immersing seeds, cultivating the seeds in the environment with the temperature of 19-22 DEG C and the humidity of 50-60%, and sprouting the seeds; and, uniformly paving the sprouted seeds at the bottom of a cultivation disc, putting the sprouted seeds in the light avoidance environment with the temperature of 18-22 DEG C, spraying the seeds by using 18-22 DEG C of clear water every day, cultivating the seeds for 4-6 days, simultaneously, spraying the seeds by using nano-selenium water solution with the concentration of 0.02-0.10 vgL every day, spraying 20-40 ml per square meter, continuously spraying for three days, and carrying out greening growth. The cultivation method disclosed by the invention has the characteristics that the cultivation method of the nano-selenium sprouting vegetables is simple and short in growth period; the sprouting vegetables are cultivated by adopting low-toxic and high-efficiency nano-selenium water solution; therefore, the sprouting vegetables are good in selenium-rich effect and safe for eating; selenium is supplied in the edible sprouts; the cost is low; and the health-care effect is good.

The invention discloses a planting method of a Se enrichment melon. The method comprises the steps of when the melon body grows to be 3-5cm long, dipping the melon by a sodium selenite aqueous solution with the concentration of 50-75mk/kg, smearing the melon stem by the sodium selenite aqueous solution with the concentration of 200-250mg/kg after 5-7 days of melon dipping, dipping the melon body with the sodium selenite aqueous solution with the concentration during melon dipping, soaking the whole young melon body into the solution for 5-10 seconds, and smearing from the connection position between the melon stalk and the fruiting vine to the melon direction during the smearing, wherein the smearing length is determined according to the length of the melon stem, and the whole melon stem is smeared. By dipping the melon and smearing the melon stem with the sodium selenite aqueous solution, inorganic Se is absorbed and converted into organic Se to be enriched in the fruit, the organic Se content in the melon fruit is improved and is larger than 20 mug/kg through detection, the Se enrichment melon is produced by dipping the melon, smearing the melon stem and guiding at the fixed direction, the aim of precisely applying the Se element to a target in a variable mode is realized, the pertinence is stronger, the Se enrichment effect is better, the use level of the inorganic Se is reduced and the negative effect on the environment is reduced.

The invention discloses a cultivation method of a selenium-enriched tomato, and belongs to the technical field of planting. The cultivation method comprises the following steps: (1) seedling selection, (2) seedling modification, and (3) seedling planting and cultivation. Tomato seedlings cultivated by this method have strong absorptive capacity for selenium, selenium content in the final cultivated tomato is improved by more than two times, and the survival rate of tomato seedlings is improved, and the comprehensive planting efficiency is higher.

The invention provides a method for biosynthesis of nano-selenium by the utilization of Agrobacterium tumefaciens and application thereof. According to the method, Agrobacterium tumefaciens S2-323 capable of tolerating high-concentration selenite and selenate is separated from soil; the bacterial strain S2-323 is utilized to synthesize bio-nano-selenium and the bio-nano-selenium is purified by separation; and the bio-nano-selenium is prepared in quantity and applied in fields of fertilizer, feed, selenium-enriched functional food processing, health care products and pharmaceutical products. The biological fermentation technology for preparation of nano-selenium is environment-friendly, has high yield, and is safe and efficient. The bio-nano-selenium obtained by production is used in selenium-enriched fertilizers and selenium-enriched feeds. After fertilization or feeding, crops, melons and fruits, vegetables and meat, milk and eggs have remarkably selenium-enrichment effect.

The invention provides a selenium-rich liquid fertilizer for producing organic selenium-rich watermelons. The selenium-rich liquid fertilizer is prepared through uniformly mixing, by weight, 500-650 parts of a liquid organic selenium fertilizer, 12-18 parts of a boron fertilizer, 8-15 parts of an agricultural organosilicon assistant, 5-8 parts of a humic acid fertilizer and 10000-12000 parts of water. The selenium-rich liquid fertilizer is simple to operate, reduces the labor intensity and the labor cost of watermelon production, always provides a sufficient selenium source from watermelon seed germination and seedling growing in order to make the watermelons absorb selenium from soil in the whole growing period and convert the selenium into organic selenium, and the organic selenium has a high proportion and is stable.

The invention relates to the technical field of agricultural planting, and in particular relates to a planting method of selenium-enriched apples. The planting method of the selenium-enriched apples comprises the following steps: selecting a land parcel; preparing a selenium-enriched biological nutrient; carrying out root system fertilization; carrying out foliar fertilization; spraying and fertilizing the selenium-enriched biological nutrient to apple leaf surfaces at a flower dropping period, a young fruit period and a medium fruit period of the apples respectively; erecting a bracket and shaping; carrying out vertical frame cultivation on dwarf and close planted apple trees, and pruning tree shapes into a free fusiform shape or a thin and long fusiform shape; harvesting at proper time. According to the planting method of the selenium-enriched apples, provided by the invention, the yield of the apples and the content of selenium can be increased. The selenium-enriched biological nutrient with different concentrations are applied at a flowering phase and a fruit phase respectively, and the utilization rate of fertilizer is improved; the selenium-enriched effect of the apples is more obvious by adopting a manner of combining fruit tree spraying and soil application. The content of the selenium in pulp of ripe apples is 35mu g/kg to 50mu g/kg; the state-specified sanitary standards of the selenium content of selenium limited fruits are met.

The invention discloses a preparation method of selenium-enriched germinated brown rice mung bean milk powder rich in gamma-aminobutyric acid. Mung bean, germinated brown rice and leaves of moringa oleifera are taken as raw materials, and brown rice is treated through the processes of germination, selenium enrichment, low-temperature microwave drying, puffing and the like, so that the problems ofunpleasant smell of brown rice and low palatability, low processability and low digestibility of brown rice are solved, the content of organic selenium and gamma- aminobutyric acid in the germinated brown rice is high, and the selenium-enriching effect is excellent; in the process of mung bean cooing, the hardness of well-cooked mung bean is lowest after sodium bicarbonate is added, milk grindingis facilitated, and the milk yield is high; and the bean milk powder prepared by mixing the raw materials is simple and feasible in process, the cost is reduced, the yield of the bean milk powder is high, the finished product is easy to brew, the instant performance is high, and the bean milk powder is rich in nutrition, has the health-care functions of mung bean, germinated brown rice and leavesof moringa oleifera, has the special fragrance of the leaves of moringa oleifera, is a health product with the effects of reducing pressure, resisting ageing, resisting oxidation, and resisting tumor,and has a wide market prospect.

The invention relates to a formula and applications of a plant selenium-enriching agent. The selenium-enriching agent includes a high-concentration selenium solution, amino acid nutrients, an absorption promoter, and an auxiliary nutrient that is one of or at least a composition of a plurality of compounds selected from a group consisting of urea, phosphate, sulfate, glucose and caramel. The high-concentration selenium solution is an aqueous solution of a selenium-containing compound, and the concentration of the solution is 20-25% M/V. The absorption promoter is a composition of brassinolide and gibberellins in a ratio of 1:1. The formula can significantly increase the efficiency and yields of selenium-rich crop products, can increase the selenium content of crops, is good in stability and can achieve ideal selenium-rich effects of cereals, vegetables and fruits.

The invention provides an interplanting method of Lingyun silver-tip tea and peach and relates to the technical field of planting. The interplanting method comprises the steps of (1) preparing a plot;(2) pretreating seeds of silver-tip tea; (3) planting silver-tip tea; (4) pretreating peach plantlets; (5) interplanting the peach plantlets; (6) managing water and fertilizer; and (7) treating the silver-tip tea before harvesting. A stereo planting mode is utilized according to height differences of pea and Lingyun silver-tip tea and differences of required light intensity to interplant Lingyunsilver-tip tea and peach; peach trees are planted in a silver-tip tea garden; the ecological environment of the silver-tip tea garden can be improved; virtuous cycle of a tea garden ecological systemis promoted, and tea trees can promote the growth of peach trees so that win-win is achieved.

The invention relates to leaf fertilizer for improving the capability of selenium enrichment of potherb mustard, and belongs to the technical field of agricultural leaf fertilizer. The leaf fertilizer adopts the formula that water of 15 kg, glutamic acid of 1-20 g, lysine of 1-35 g, leucine of 1-15g, histidine of 1-20 g, methionine of 15-50 g, cystine of 1-35 g, threonine of 1-40 g, phenylalanine of 1-35 g, serine of 1-40 g, VC of 0.01-40 mg, VE of 0.01-40 mg, VB1 of 0.01-50 mg, VB6 of 0.01-40 mg, VB12 of 0.01-40 mg, potassium oxide of 1-60 g and a coenzyme II of 0.01-2 g are uniformly stirred. The invention has the advantages that exogenous selenium is not needed, the formula is simple, the preparation is easy, the leaf fertilizer facilitates enhancing the capability of selenium enrichment of potherb mustard, enables the selenium content of potherb mustard to reach the selenium enrichment standard of 0.01 mg/kg, and the use cost is 50-70 yuan/mu; besides, the antiviral performance and stress resistance of potherb mustard can be improved, the agricultural production cost and environmental pollution can be reduced, and excellent economic and ecological benefits are obtained.