49results about How to "No antagonism" patented technology

The invention relates to the field of plant tissue culture and discloses a tissue culture method for increasing the survival rate of psidium guajava L.. The tissue culture method comprises the following first step of disinfection of a culture room, the second step of selection of explants, the third step of sterilization of the explants, the fourth step of initial induction culture, the fifth step of subculture, and the sixth step of seedling hardening. According to the method, the explants are disinfected with plant treating liquid, and thus the survival rate of the explants in the tissue culture process is increased; meanwhile, a commonly-used MS culture medium is replaced with cassava alcohol waste liquid, and thus the tissue culture cost can be effectively reduced. The tissue culture method can be applied to various explants of psidium guajava L., the surfaces of the explants can be effectively disinfected without disoperation to the explants, and meanwhile the production cost can be effectively reduced.

The invention belongs to the technical field of soil remediation, and particularly relates to a complex microbial agent for efficiently converting heavy metal chromium in soil as well as a preparation method and application thereof. The complex microbial agent is obtained by mixing and carrying out enrichment culture on the following two florae: a flora A consisting of bacillus, pediococcus acidilactici, clostridium coriolis, actinobacillus succinogenes and bacillus aceticus; a flora B consisting of acidophilic iron bacteria, thiobacillus ferrooxidans, acid-thiobacillus thiooxidans, sulfur-oxidizing acid-thiobacillus thiooxidans, sulfur-oxidizing bacteria and acidophilic thiobacillus ferrooxidans. After the complex microbial agent is used for treating the chromium-contaminated soil, the chromium removal rate can reach 91% or above. The complex microbial agent is formed by culturing and mixing a plurality of strains, and the strains have a good synergistic effect and do not generate antagonism; after compounding, the adaptability to heavy metals can be improved, so that the survival and removal effects of the soil in heavy metal contaminated soil are improved. The microbial agent is simple in preparation and application method, short in culture period and treatment period and low in cost, prevents secondary pollution, and has a wide application prospect.

The invention discloses a microbial fertilizer for improving soil, which is prepared from the following raw materials in percentage by weight: Bacillus mucilaginosus 40-45%; potassium fulvate 25-30%;diethyl aminoethyl hexanoate 2-3 %; yeast extract 5-6 %; chitosan oligosaccharide 5-6 %; sodium humate 4-6 %; seaweed extract 4-6 %; compound proteinase 2-3 %; Bacillus licheniformis 4-5 %. The invention can not only improve the soil, but also provide nutrition for the growth and development of plants and enhance the disease resistance of the plants through the mutual cooperation and mutual promotion among the components of the invention. Therefore, the invention can reduce the use amount of chemical fertilizers, improve the soil improvement effect and effectively degrade heavy metals and pesticides in the soil.

The invention discloses a composition insecticide containing chlorfluazuron. The composition insecticide containing chlorfluazuron is characterized by comprising the following components in percentage by weight: 5 to 15 percent of chlorfluazuron, 20 to 30 percent of cyhalothrin, 5 to 15 percent of emamectin benzoate, 0.4 percent of D902 stabilizer, and the balance of solvent and aid; the solvent may be xylene or dichloromethane; and the aid comprises an emulsifying agent which may be one or more of nonylphenol polyoxyethylene ether, alkyl benzene calcium sulfate, and phenethyl phenyl polyethylene glycol-polyoxypropylene. The composition insecticide containing chlorfluazuron has a remarkable synergic effect, and an insect disinfestation spectrum is expanded, and pests do not produce resistance to the composition insecticide easily.

The invention discloses low-temperature-resistant efficient crop decomposition bacteral liquid and a preparation method thereof. The low-temperature-resistant efficient crop decomposition bacterial liquid contains the following decomposition bacteria: pseudomonas sp. PS3-1, pseudomonas sp. SC6-1 and acinetobacter sp. PS1-1, and the effective viable count is greater than or equal to 1*10 <9> cfu/mL. The low-temperature-resistant efficient crop decomposition bacteral liquid has advantages of containing a sufficient nitrogen source required by growth and metabolism of microorganisms and can effectively improve decomposition efficiency of straws without additionally supplementing the nitrogen source during application. Various metabolic pathways of different strains and complementation on different degrading enzyme systems are fused. Pediococcus pentosaceus can effectively degrade intermediate metabolites of straw lignocellulose, such as low-molecular oligosaccharide, lactic acid and ethyl alcohol, and can relieve a repression effect caused by product accumulation in a carbon metabolism process of straws.

The invention provides an antitumor traditional Chinese medicine composition as well as a preparation method and application thereof. The traditional Chinese medicine composition adopts the following traditional Chinese medicine components: danshen root, tree peony bark, twotooth achyranthes root, Szechuan lovage rhizome, manyprickle acanthopanax root, baical skullcap root, curcuma zedoary, artificial bezoar, saffron, peach seed, coix seed, lemon, figwort root, tortoise shell, hippocamp, chicken's gizzard-membrane, dried human placenta and common cnidium fruit. The preparation method of the traditional Chinese medicine composition comprises the following steps: respectively extracting the traditional Chinese medicine components by using water and ethanol under the condition that the pH value is 3-7 and the temperature is 5-100 DEG C; and preparing concentrated liquid medicine or dry medicine powder by virtue of a concentration method. The traditional Chinese medicine composition provided by the invention has significant antitumor activity, does not have significant toxic or side effects on human, and can be applied to preparation of medicaments for preventing or resisting tumors.

The invention discloses a weeding composition for improving the safety of mesosulfuron-methyl. The weeding composition comprises effective components mesosulfuron-methyl and a safener 5-aminolevulinicacid, and the weight ratio of mesosulfuron-methyl to 5-aminolevulinic acid is 1: 1-1: 100. 5-aminolevulinic acid is added into the weeding composition, so that the safety of mesosulfuron-methyl to crops is improved, and phytotoxicity is reduced.

A production method for preparing organic fertilizer by performing aerobic composting fermentation on traditional Chinese medicine dregs is characterized by comprising the following steps: firstly, pulverizing, grinding and sieving straw stalks and traditional Chinese medicine dreg powder, performing high-temperature sterilization treatment with a dilute acid solution, and drying; secondly, adjusting water content and pH value; thirdly, inoculating composite microbial inoculants and performing aerobic composting fermentation; finally, pulverizing and pelletizing the fermented traditional Chinese medicine dregs and the rice straws to prepare a fertilizer inner core, and forming a coating layer on the surface of the fertilizer inner core by taking gamma-glutamic acid and gelati as a coatingsustained-release agent to obtain the organic fertilizer prepared by performing aerobic composting fermentation on the traditional Chinese medicine dregs. The organic fertilizer provided by the invention realizes resource reasonable utilization of the traditional Chinese medicine dregs and the rice straw, is simple in fermentation process, low in cost input and easy to absorb by crops, and can promote the growth and development of the crops, increase yield, increase income and improve quality.

The invention discloses a salt resistant growth regulator of basella alba and a preparation method of salt resistant growth regulator. The salt resistant growth regulator of the basella alba is prepared from 0.01-0.08g/L salicylic acid, 1.0-3.5g/L potassium metasilicate, 0.02-0.06g/L vitamin C, 0.5-2.0ml alcohol, 3-5ml tween 20 and water as a solvent. The salt resistant growth regulator of the basella alba improves oxidation resistance of the basella alba and increases the throughput of the basella alba in a salting environment.

The invention provides complex synergism insecticide and application thereof. Emamectin benzoate and imidacloprid serve as effective constituents of the insecticide. When the mass percentage content of the effective constituents accounts for 5% of the total content, the mass ratio of emamectin benzoate to imidacloprid is between 0.5 to 4.5 and 1.5 to 3.5; when the mass percentage content of the effective constituents accounts for 9% of the total content, the mass ratio of emamectin benzoate to imidacloprid is between 0.5 to 8.5 and 1.5 to 7.5. By means of indoor toxicity measurement, the effects of emamectin benzoate and imidacloprid on cotton field insects are analyzed after emamectin benzoate and imidacloprid are used independently and used in a compound mode, the effects of different agents are compared, the optimal ratio of emamectin benzoate and imidacloprid is determined and used for production, and the aims of expanding insecticidal spectrums, improving control effects, reducing environment pollution and delaying pest resistance to insecticide are achieved.

The invention provides an acephate pesticide. The components are calculated in parts by weight: 100-150 parts of acephate, 5-15 parts of hexaflumuron, 20-30 parts of cyhalothrin, and 0.5 parts of a stabilizer 1.5 parts, 5-8 parts of emulsifier and 20-50 parts of toluene solvent. The invention has the characteristics of high efficacy, good stability, little environmental pollution and the like.

The invention discloses a nitenpyram-containing composition which is characterized by comprising the following ingredients in percentage by weight: 15-20 percent of nitenpyram, 5 percent of bifenthrin, 5-15 percent of high-efficiency cyhalothrin, 5-15 percent of emamectin benzoate, 0.4 percent of a D902 stabilizer, 5 percent of an emulsifier and the balance being water, wherein the emulsifier is a composition of pesticide emulsifier 700# and pesticide emulsifier 400# according to a mass ratio of 1:1. According to the composition, the insecticidal spectrum is widened, the synergism is obvious, and pesticide resistance of injurious insects is unlikely to be generated.

The invention belongs to the technical field of microorganisms, and discloses a microbial preparation for improving tobacco quality. The microbial preparation is prepared according to the following process: mixing lactobacillus plantarum fermentation liquor with trichoderma viride fermentation liquor uniformly, then adding cellulose, culturing for a period of time at 25-30 DEG C, then adding bacillus pumilus fermentation liquor, and mixing uniformly to obtain the microbial preparation. The microbial preparation disclosed by the invention not only can improve the tobacco quality and increase fragrance but also can reduce the content of harmful substance in tobacco, thereby serving two purposes.

The invention discloses a weed control composite capable of improving the safety of halauxifen methyl. The composite consists of the effective ingredient halauxifen methyl and a weed control agent safener, wherein the mass ratio of the effective ingredient halauxifen methyl to the weed control agent safener is 20:1-1:10. The weed control agent safener is added, the safety of the weed control composite for crops is obviously improved than the safety of the halauxifen in which the weed control agent safener is not added, phytotoxicity accidents are reduced, and the benefits of farmers are protected so as to reduce a social groupment petitioning event.

The present invention relates to a method for raising yield of phosphoric bacteria of biological fertilizer, it is characterized by that in the liquid culture medium for fermentation of phosphoric bacteria it not only contains carbon source, nitrogen source and inorganic salt, but also it increase oxygenation agent. Said method can promptly supplement lots of oxygen gas required for thalline being in logarithmic growth phase, and can raise utilization rate of nutrient source so as to raise yield of phosphoric bacteria by 1-5 times, reduce cost and raise fertilizer efficiency.

The invention relates to a fuel additive which at least contains a compound as shown in a structural formula I; in the structural formula I, R1 can be hydrogen and alkyl containing or not containing double bonds, R2 is alkyl containing or not containing double bonds, the total carbon number of R1 and R2 is 1-30, R3 is hydrogen or alkyl of C1-C20, and R4 is alkyl of C1-C30 or does not exist. The additive disclosed by the invention is obtained by taking hydroxy fatty acid (ester) as a raw material and carrying out esterification reaction with dicarboxylic acid or anhydride thereof; the generated fuel additive has a surprising remarkable anti-wear effect.

The invention discloses a method for producing single-cell protein by mixing trichoderma reesei and saccharomyces cerevisiae to ferment white spirit vinasse, which comprises the following steps: inoculating the trichoderma reesei into a fermentation medium containing the white spirit vinasse for fermentation, and inoculating the saccharomyces cerevisiae into the white spirit vinasse for continuous fermentation after 0-36 hours, the total fermentation time is 5-6 days, the total inoculation amount of the trichoderma reesei and the saccharomyces cerevisiae is 4-10%, and the inoculation biomass ratio of the trichoderma reesei to the saccharomyces cerevisiae is 1: 3-5: 1. A double-fungus microbial colony formed by the trichoderma reesei and the saccharomyces cerevisiae is obvious in synergistic effect, free of obvious antagonism and simple to regulate and control, 26.7 g of SCP can be produced from 33.3 g of vinasse after condition optimization, and the conversion rate is high.

The invention discloses a nitenpyram composition pesticide. The nitenpyram composition pesticide is characterized by comprising, by weight, 10 to 20% of nitenpyram, 5 to 15% of bifenthrin, 5 to 15% of high-efficiency cyhalothrin, 5 to 15% of emamectin benzoate and 0.4% of a stabilizing agent D902, with the balance being solvents and an emulsifier. The solvents comprise water and an organic solvent, wherein the organic solvent is one or more selected from the group consisting of xylene, toluene, cyclohexanone and industrial alcohol. The emulsifier is a composition of a pesiticide emulsifier No. 700, a pesiticide emulsifier No. 404 and a pesiticide emulsifier No. 33. The composition pesticide provided by the invention has substantial synergism and a broadened insecticidal spectrum and enables injurious insects not to easily generate drug resistance.