33results about How to "Addressing food safety" patented technology

The invention discloses Chinese herbal medicine compound premix used for piglets. In the invention, the composite Chinese herbal medicine premix used for the piglets, which does not contain antibiotics, is prepared by combining and preparing a compound prescription comprising various trace elements, various vitamins and several Chinese herbal medicines and some other functional substances and carriers used for promoting the growth, maintaining the function of the intestinal tract and the like according to a certain proportion.The invention has the advantages that the Chinese herbal medicine compound premix is rich in the trace elements and the vitamins which are required in the growth process of pigs, is added with a safe and nontoxic Chinese herbal medicine feed additive and has the functions of producing blood, invigorating qi, resisting bacteria, enhancing the immunity, reducing fever, relieving exterior syndrome, warming the kidney, strengthening the spleen, improving the skin and hair and the skin color of the piglets effectively, preventing and treating the diarrhea and the white dysentery of the piglets, promoting digestion, promoting the growth of animals and the like. By the premix containing the active components, the problems of drug resistance, medicine residue and the like caused by adding an antibiotic medicine into a feed of the piglets can be eliminated.

The invention relates to the field of soil remediation and discloses an in-situ bioremediation preparation for heavy metal contaminated soil. The preparation contains fungi and/or bacteria with heavy metal degrading abilities, the fungi refer to at least one of aspergillus niger, rhizomucor variabilis and grey cunninghamella, and the bacteria refer to at least one of bacillus amyloliquefaciens, bacillus licheniformis and bacillus simplex. By using the preparation for in-situ bioremediation of the heavy metal contaminated soil, the problems that the soil needs to move by using a moving method and secondary chemical agent pollution of the cultivated land is easily caused by using a decomposition method can be overcome, at the same time, residual heavy metals in the soil obtained after catabolism through the fungi and/or bacteria can also be fully used, the problem that high residual heavy metals in the soil seriously endanger food safety is solved, the soil micro-ecology is improved, the cultivated ability of soil is more quickly recovered, and the method is relatively low in cost and has broad application prospects.

The invention provides a Chinese medicine residue humic acid organic/inorganic biological compound fertilizer which comprises the following active ingredients: Chinese medicine residues, humic acid, chicken manure and biological bacteria. According to the compound fertilizer disclosed by the invention, the hardened soil can be effectively improved, the raising soil fertility is improved, the content of organic matters is improved, the soil permeability is improved, the water and fertilizer retention capacity of the soil is improved, available active nutrients of the crops are converted, the activities of pathogenic bacteria are resisted by using special actions and effects of the traditional Chinese medicines, the antibacterial property of the crops is improved, the use amount of pesticides is reduced, and the food safety risk is reduced.

The invention discloses an integration processing method of a high-efficient corn straw biological feed, and belongs to the field of biological feeds. Corn straw is subjected to three-step fermentation, so that a superior microorganism coarse feed for ruminant animals, with high efficiency and low cost, is produced in a large-scale manner. The integration processing method comprises the following steps of firstly, based on the corn straw, performing high-efficient pure solid cultivation on a white rot fungus enzyme preparation, then converting the cultivated white rot fungus enzyme preparation in large inoculum amount to a first-stage fermentation medium of the corn straw, and besides, inoculating serial lignocelluloses degradation bacteria and candida utilis bacteria for synergistic rapid degradation and transformation; then adding bacillus and saccharomyces cerevisiae for second-stage fermentation; and using lactic acid bacteria for third-stage anaerobic fermentation so as to obtain finished products. The raw materials used by the integration processing method do not need to be sterilized, the finished products do not need to be dried, lysozymes are enriched, the cost is low, the lignin is notably reduced, and genuine protein is increased to 12% or above. The high-efficient corn straw biological feed can be used as a superior coarse feed and a protein grain feed for cattle and sheep, and the additive quantity can reach 60% or above; the additive quantity can also be about 10%, so that the high-efficient corn straw biological feed is used for simple stomach animals. The technique is high in scalability and integrity, and the economic and social benefits are notable.

Relating to the soil remediation field, the invention discloses a preparation for in-situ remediation of chlorothalonil contaminated soil. The preparation contains fungi and/or bacteria with chlorothalonil degradation ability. The fungi can be at least one of Aspergillus niger, rhizomucor variabilis and Cunninghamella bertholletiae, and the bacteria can be at least one of Burkholderia zhejiangensis, pseudomonas aeruginosa and Stenotrophomonas maltophilia. According to the invention, the provided preparation is employed for in-situ bioremediation of chlorothalonil contaminated soil, not only overcomes the problems that photochemical degradation is easily limited by illumination conditions and can easily cause secondary chemical reagent pollution to arable land, at the same time makes full use of fungi and/or bacteria for catabolism of chlorothalonil residual in soil, thus solving the problem that high residual chlorothalonil in soil severely endangers food safety. At the same time, the micro-ecology of soil is improved, so that soil can recover farming ability more rapidly. Also, the method is low in cost, thus having broad application prospects.

The present invention relates to the field of soil remediation, and discloses an in-situ remediation preparation for quinclorac contaminated soil, the in-situ remediation preparation for quinclorac contaminated soil comprises fungi and /or bacteria with quinclorac degrading capability; the fungi are at least one of Aspergillus niger, rhizomucor variabilis and cunninghamella bertholletiae, and the bacteria are at least one of Pseudomonas denitrificans, Burkholderia caribensis and Serratia marcescens. The in-situ remediation preparation is used for in-situ bioremediation of the quinclorac contaminated soil, the problems that photochemical degradation method is vulnerable to the restriction of light conditions and secondary chemical reagent pollution of farmlands is easy to cause are overcome, the fungi and /or the bacteria are fully used for decomposition metabolism of residual quinclorac in the soil, the problems that the highly residual quinclorac in the soil seriously endanger food safety can be overcome, the micro-ecology of the soil is improved, the farming ability of the soil is faster to recover, and the method is low cost, and has broad application prospects.

The invention relates to a green and integrated insect killing method. Physical insect killing devices are arranged in an insect killing area; the method is characterized in that insect sticking devices, insect alluring and killing devices, an insect and disease information acquisition device and area monitoring command centers are further arranged in the insect killing area; the insect and disease information acquisition device transmits acquired insect and disease information to the area monitoring command centers through a network, and the area monitoring command centers control the physical insect killing devices through the network to kill insects according to the insect and disease information; the area monitoring command centers exchange information with remote centralized control command centers through the network and can receive commands from the remote centralized control command centers.

The invention provides a method for obtaining tomatoes with high lycopene content and resistance to bacterial wilt through recombining genes, and belongs to the technical field of biological genes. An intermediate carrier is constructed before PSY2 (phytoene synthase) and E8 (ethylene) promoters are inserted into a GFP (Green Fluorescent Protein) sequence of a basic carrier pX6-GFP, and then genetic transformation is carried out to obtain the tomatoes with high lycopene content and resistance to bacterial wilt. The basic carrier pX6-GFP gene is positioned between a left boundary (LB) sequence and a right boundary (RB) sequence of a carrier T-DNA (Triplex Deoxyribose Nucleic Acid), XVE heterozygous protein and an inducer 17-beta-estradiol contained in the basic carrier pX6-GFP gene are combined, the expression of CRE recombinase can be started so as to remove selected markers, and the problems in food safety and environment safety of genetically modified crops are solved. The genetic transformation of unmarked carriers in the invention not only can eliminate the doubt of people on genetically modified food safety, but also can provide a new idea for obtaining new varieties of tomatoes with the resistance to bacterial wilt.

The invention provides a photoinduced promoter gene which has a nucleotide sequence or a homologous nucleotide sequence thereof. The photoinduced promoter gene comprises a RbcS gene from paddy Nipponbare of ssp.japonica of Oryza sativa (rice) and an intron sequence. The invention further provides a method of induced expression of exogenous gene in plants. The method includes: introducing a vector into a plant callus cell; growing to be a transgenic plant with photoinduced expression. The photoinduced promoter gene is utilized to replace a constitutive promoter to obtain a binary expression vector containing the photoinduced promoter; genetic transformation technology is utilized to guide the binary expression vector into a plant genome, and directional operation of a target gene can be realized to obtain a transgenic plant with photoinduced expression of the target gene.

The invention discloses a technique to make sorted suitable walnut into four kinds of seasoned walnut products through vacuum technology, namely, multi-flavor fresh walnut with naked kernel, multi-flavor fresh naked walnut kernel, multi-flavor dry walnut with naked kernel and multi-flavor dry naked walnut kernel. The invention provides a solution for improving production efficiency, quality and variety of processed naked-kernel walnut products.

The present invention discloses a glass, wherein the main raw material contains quartz sand, soda ash, calcite, feldspar, carbon powder and an active agent, and the active agent mainly comprises 8-11% of SiO2, 12-19% of an active oxidant, 0.1-3% of Al2O3, 12-16% of Na2O, 20-28% of CaO, 30-40% of a volatilization substance, and 0.01-1% of Fe2O3. The invention further discloses a preparation method for the glass. The preparation method comprises: weighing materials according to the formula; adding the materials to a melting kiln, and melting at a temperature of 1500-1650 DEG C to prepare molten glass; carrying out a molding treatment on the molten glass; and carrying out an annealing treatment on the molten glass to obtain the glass. According to the invention, the glass does not contain sulfur, fluorine and toxic components, the emission can not pollute the environment, characteristics of environmental protection and energy saving are provided, the food safety is ensured, production efficiency is efficiently increased, and energy consumption is reduced.

The invention relates to a daily life article, in particular to a hand bag. The hand bag comprises an outer bag (1) and a grip (2), and is characterized by that an inner bag (3) is arranged in the outer bag (1), a layer of thin film (4) is arranged in the inner bag (3), the inner bag (3) is connected to the bottom of the outer bag (1), and the thin film (4) in the inner bag (3) is plastic thin film. The environmental protection bag in the invention has multiple layers, so that different products can be bagged in separation, such as food and garbage, thus solving problems of sanitation and food safety, being favorable for bagging with convenient and protecting the environment.

The invention relates to an intensive circular agricultural system combining facility agriculture and ecological farming. The intensive circular agricultural system includes a standardized ecologicalcattle farm, a vegetable greenhouse of facility agriculture and a biogas production plant; waste produced by the standardized ecological cattle farm and the vegetable greenhouse of facility agriculture is converted into biogas through biogas production equipment, biogas vehicles are used as the main means of material transportation, and biogas slurry and biogas residue are used as a fertilizer forfacility agriculture. The waste generated by the planting industry and farming industry is subjected to resource utilization, the use efficiency of the waste is improved, the production cost is reduced, and the closed flowing of materials can be realized.

A special fruit tree fertilizer produced from castor oil meal and a preparation process thereof are disclosed. The special fruit tree fertilizer is prepared from the following raw materials in parts by weight: 60-76 parts of castor oil meal, 6-15 parts of urea, 10-25 parts of calcium superphosphate or diammonium phosphate, 3-10 parts of potassium chlorate, 6-10 parts of composite mushroom dreg, 1-3 parts of a synergist and 2 parts of an adhesive. In the fertilizer preparation process, castor oil meal and the other raw materials need to be crushed and then enter a mixer to be uniformly mixed, and then the mixture is packaged by a packaging machine and transported out. The special fruit tree fertilizer produced from castor oil meal provided by the invention is reasonable in organic-inorganicnutrient proportion, conforms to the fertilizer requirement law of fruit trees, and is cheap and easily available in raw materials, simple in preparation process and easy for large-scale production.By utilizing the insecticidal characteristic of the castor oil meal, the product synchronously performs fertilization and pest control, solves the problems of food safety and environmental pollution caused by pesticide use, and provides guarantee for the production of green organic food.

The invention discloses a degradable antibacterial and antioxidant film and a preparation method thereof, and relates to the technical field of preservative films, the degradable antibacterial and antioxidant film is prepared from the following raw materials by weight: chitosan, corn protein, volatile oil and glycerol according to a weight ratio of (0.8-1.2): (0.8-1.2): (0.8-1.2): (0.4-0.6); the preparation method of the degradable antibacterial and antioxidant film comprises the following steps: S1, preparing volatile oil; S2, preparing a chitosan solution and a corn protein solution; S3, embedding the volatile oil with corn protein; and S4, preparation of the film: by adopting a biologically regenerated and degradable corn protein solution and chitosan as base materials of the film, the environmental problems of white pollution caused by discarding of a traditional film, atmospheric pollution caused by incineration and the like are solved, the antibacterial and antioxidant functions of the film are enhanced by adopting volatile oil, and food spoilage and rancidity are delayed.

The invention discloses a pure natural organic aquatic feed. The pure natural organic aquatic feed is prepared from, by weight, 40-60 parts of fish meal, 15-20 parts of soybean meal, 5-8 parts of phycocolloid, 0.2-0.8 part of vitamins, 1-3 parts of mineral substances, 0.3-0.7 part of potassium chloride, 3-5 parts of a yeast extracting solution, 2-3 parts of fresh aloes, 1-2 parts of brown sugar and 5-8 parts of citric acid. According to the pure natural organic aquatic feed, the problems of food safety, ecological safety and the like which are caused by the fact that antibiotics are used in the culturing process are solved, the stability is good, no drug resistance is generated to the environment, and balanced nutrition is provided for fish growth.