85results about How to "Good poison effect" patented technology

The invention discloses a bacillus pumilus JK-SD001. Subclass thereof is named as Bacilluspumilus and is preserved in China Center for Type Culture Collection CCTCC, preservation number thereof is M 209095, and preservation date is May 4th, 2009. The invention also discloses application of bacillus pumilus for killing bursaphelenchus xylophilus with poison. The invention also provides a micro organism bursaphelenchus xylophilus killing agent, obtained by the way that JK-SD001 is inoculated to a culture medium to be fermented and cultured and filtering is carried out by virtue of a filter with the aperture of 0.22Mum. The micro organism bursaphelenchus xylophilus killing agent of the invention has higher toxicity on bursaphelenchus xylophilus (B. xylophilus), and culture condition is simple and preservation is easy, thus being easy for industrialized production and having good application prospect.

The invention relates to a quick-acting environment-friendly pool cleaning method for procambarus clarkia. The quick-acting environment-friendly pool cleaning method comprises the following steps that derris roots are cut into thin slices and are crushed into fine powder after being dried, the sieving is carried out by a bolting silk screen, and derris root powder is prepared; during the procambarus clarkia pool cleaning, about 1-1.5kg of derris root powder is used for 667m<3> of water bodies and is added into a pool to be soaked by clean water, then, the water and the slag are simultaneously and uniformly spread into the pool, and wild trash fishes can be fast killed in 2-4 hours; and after the pool cleaning and sterilization through the derris root powder, fermented organic manure of pigeon manure or rabbit manure can be spread into the water bodies, and shrimp seeds can be placed into the pool after 5-7 days after the fermentation. The natural Chinese herbal medicine plant of the derris is adopted to be prepared into the pool cleaning medicine, the process is simple, the operation is convenient, and compared with the conventional pool cleaning medicine, the prepared derris root powder has the advantages that the effect taking speed is high, the efficiency is high, the medicine dosage is low, the production cost is low, green and environment-friendly effects are realized, the degradation in the water bodies is easy, no medicine residue is left, the derris root powder is safe on pool remaining propagating parent procambarus clarkia, shrimp seeds and waterweeds, and the like. The method provided by the invention is particularly suitable for being used for pool cleaning during the procambarus clarkia culture.

The invention relates to a slow release natural pesticide, consisting of patchouli essential oil, an emulsifying agent and a slow release formulation; wherein, the emulsifying agent is non-ionic surfactant, the slow release formulation is alginate, cellulose or cyclodextrin. The preparation method comprises the following steps: 0.1 percent to 7.0 percent of patchouli essential oil is dispersed into the non-ionic surfactant, and the obtained mixture is mixed with the alginate, cyclodextrin or cellulose, then the mixture is dried and granulated; the preferable condition is that 0.25 percent to 4.00 percent of patchouli essential oil is dispersed into 4.0 percent to 10.0 percent of polyoxyethylene sorbitan monooleate, the obtained mixture is mixed and stirred with sodium alginate or Beta-cyclodextrin or carboxymethyl cellulose for 5 to 20min at the temperature of 10 to 100 DEG C and with the speed being 500 to 2,000r/min, then the mixture is dried and granulated. The slow release natural pesticide has the advantages of single object organism, safe non-target organism, high activity, no residue and easy degradation, and is applicable to long and effective prevention of crop diseases.

The invention relates to a method for preparing a biological preparation for efficiently poisoning plant nematodes, which belongs to the technical field of microbial pesticides. A strain that the invention relates to is Bacillus amyloliquefaciens. The method for preparing the biological preparation comprises the following steps that: a Bacillus amyloliquefaciens test tube seedling is inoculated to a liquid culture medium (the formula is 2 to 10 percent of beef extract, 1 to 10 percent of peptone powder, 0.1 to 3 percent of K2HPO4, 0.1 to 1 percent of MgSO4, and 1 to 5 percent of NaCl); and the volume ratio of loading capacity is 2/5, a shaking table performs shaking culture under the conditions that the pH value is between 6.5 and 8 and the temperature is between 25 and 37 DEG C, the rotating speed is 120 rpm, cultured zymotic fluid is centrifugated for 20 min (4,000 rpm) after 2 to 15 days, and a supernatant fluid is the biological preparation with high nematicidal activity. Through the determination of pesticide effectiveness, the product has 100 percent of poisoning rate on the plant nematodes such as Bursaphelenchusxylophilus, Radopholus similis, Aphelenchoides besseyi and the like, and has broad development and application prospect.

The invention discloses an N-difluoromethyl azole selenourea derivative or an agricultural pharmacology acceptable salt and application thereof. The structure of the N-difluoromethyl azole selenoureaderivative is shown as a general formula (I) or a general formula (II), and the definition of each substituent group in the formulas is shown in the specification. The compound shown in the general formula (I) or the general formula (II) shows insecticidal activity on pests in agriculture and forestry and other fields, and meanwhile, the compound shown in the general formula (I) or the general formula (II) is used as an insecticide, namely, the compound shown in the general formula (I) or the general formula (II) is used for preparing drugs for preventing and controlling pests in agriculture and forestry or other fields. The compound particularly has excellent insecticidal activity on Lepidoptera chewing mouthpart pests such as Plutella xylostella, Spodoptera frugiperda, Spodoptera exiguaand Spodoptera litura.

The invention discloses a pesticidal controlled-release fertilizer special for eucalyptus, which is composed of the following components in parts by weight: 250-450 parts of urea, 50-150 parts of diammonium phosphate, 100-300 parts of calcium superphosphate, 100-300 parts of potassium chloride, 1-5 parts of zinc sulfate, 1-5 parts of copper sulfate, 1-5 parts of borax, 10-20 parts of sodium humate, 10-20 parts of diatomaceous earth zeolite mixture, 10-20 parts of urea-formaldehyde resin, and 10-20 parts of carbosulfan and tebufenozide pesticidal mixture. According to the invention, the carbofuran and tebufenozide mixture is added into the fertilizer special for eucalyptus for the first time; the proportions of ingredients of the mixture are initially discussed. The invention further discloses a preparation method of the pesticidal controlled-release fertilizer special for eucalyptus simultaneously. The pesticidal controlled-release fertilizer special for eucalyptus disclosed by the invention is capable of effectively preventing insect attack, increasing the yield of eucalyptus, controlling slow release of nitrogenous fertilizer and controlled release of potassium, phosphorus and medium trace elements, increasing the fertilizer utilization rate, reducing the fertilization time and reducing the labour intensity of farmers.

The invention discloses a preparation method and applications of a termite killing preparation namely clove essential oil. The clove essential oil is prepared by the following steps: choosing raw materials, grinding raw materials, weighing, choosing utensils, carrying out distillation, extracting the raw materials by a solvent, carrying out concentration, and encapsulating the finished product. The main components that kill termites in clove essential oil are eugenol and eugenol analogues (methyl eugenol, acetyl eugenol, isoeugenol, methyl isoeugenol, and acetyl isoeugenol). The termite killing rate is high, when the concentration of clove essential oil is 50 to 200 [mu]g/g; the eugenol concentration is 25 to 100 [mu]g/g, the methyl eugenol concentration is 50 to 200 [mu]g/g, the acetyl eugenol concentration is 25 to 100 [mu]g/g, the isoeugenol concentration is 50 to 200 [mu]g/g, the methyl isoeugenol concentration is 50 to 200 [mu]g/g, and the acetyl isoeugenol concentration is 50 to 200 [mu]g/g. The clove essential oil has the advantages of good using effect, safety to human body, no pollution, no toxic residue, and simple manufacturing technology.

The invention relates to novel application of a substance, in particular to application of rotenone to preparation of a termite insecticide capable of killing termites effectively, wherein the weight of the rotenone in the termite insecticide is 1-20mg/L. Additives are surfactants, pyrogallic acid, water and the like. The termite insecticide provided in the invention is environment-friendly and safe for people and livestock and has favorable toxic effect and remarkable contact insecticidal action.

The invention discloses a natural botanical insecticides and its preparation methods, belonging to the field of plants pesticide, according to the volume of the praeparatum the insecticides contains 1mg/mL~10mg/mL active substance patchoulenone or 5mg/mL~40mg/mL of patchouli oil. In the preparation methods, patchoulenone emulsion is dispersing directly and uniformly the patchoulenone in the 5%span-20 solution according to the match; patchouli oil emulsion is dispersing directly and uniformly the patchouli in 6% Tween-80 solution according to the match.

The invention discloses an application of spermidine salt in prevention and treatment of pine wood nematode diseases. For the first time, it is found that spermidine salts, such as spermidine trihydrochloride and spermidine phosphate, have significant poisoning killing effect against bursaphelenchus nematodes, such as pine wood nematodes, and can be applied to prevention and treatment of the pinewood nematodes and other bursaphelenchus nematodes. In addition, the spermidine trihydrochloride and spermidine phosphate can be prepared through reactions to spermidine with hydrochloric acid and phosphoric acid, so that the spermidine salt is simple in preparation approach and has better environmental compatibility, is safe and high-effective, can be used for developing more safe and high-effective novel pine wood nematode prevention and treatment reagents, has important theoretical guidance significance and practical application value in prevention and treatment on plant diseases caused bythe pine wood nematodes and the like bursaphelenchus nematodes, and has great promotion and application prospect.

The invention relates to a pueraria peduncularis extract and osthole insecticidal composition for preventing agricultural pests, the weight ratio of active components of pueraria peduncularis extract to osthole in the insecticidal composition is 1:3 to 3:1, and further the insecticidal composition is prepared into microemulsion. Compared with a single agent, the insecticidal composition has the advantages of broad insecticidal spectrum and synergistic effect, can effectively reduce use cost, reduces pest resistance to insecticides, and can effectively prevent the diamondback moth, cabbage caterpillar, corn armyworm, tea geometrid, empoasca flavescens and other agricultural pests.

The present invention belongs to the field of botanical pesticide. The botanical pest killing germicide contains patchoulenone in 0.1-10 mg/L or patchoulenic oil in 0.3-40 mg/L as the active component. The preparation process includes dissolving patchoulenone in water to obtain water solution; or adding patchoulenic oil into water and adding proper amount of surfactant via stirring to obtain emulsion. The present invention is used in preventing and controlling diseases and pests of crop, and has the advantages of rich resource, low cost, high activity on harmful organism, high safety on non-target organism, low residue and easy degradation.

The invention relates to an environment-friendly pond cleaning method for a freshwater shrimp and crab culture pond. The environment-friendly pond cleaning method comprises the following steps of: cutting derris roots into slices, grinding the dried slices to fine powders by a grinder, and then screening the fine powders through a boulting cloth net to obtain derris root powders; when the freshwater shrimp and crab culture pond is cleaned, slighting soaking the derris root powders in clear water from the pond, and then uniformly spraying the residues of the derris root powders with the water into the pond to kill miscellaneous fishes in the pond after 2 to 4 hours, wherein 1.2 to 1.5 kilograms of the derris root powders are added in each 667-cubic-meter water; and after the pond is cleaned and disinfected by the derris root powders, spraying fermented organic manure water, namely pigeon manure water or rabbit manure water, into a water body in the pond, and after fertilizing for 5 to 7 days, putting juvenile shrimps and crabs into the pond. According to the invention, a natural plant, derris, is utilized to prepare a pond cleaning drug, the technology is simple, and the operation is convenient. Compared with the routine pond cleaning drugs, the prepared derris root powders have the advantages of high working speed, high efficiency, small dosage, low production cost, environment friendliness, easy degradation in the water body, avoidance of drug residues and safety to the juvenile shrimps and crabs as well as waterweeds, thus being particularly suitable for cleaning the freshwater shrimp and crab culture pond.

The invention discloses a fruit tree snail poison and device made from copper and copper composite wire waste. A making method comprises the steps that wire waste is prepared; exposed parts of core materials at the two ends of the composite wire waste are sealed with paraffin; at room temperature, the device is put into a 4.5%-10.0% copper sulfate solution to be soaked; at room temperature, reactant is subjected to standing, soaking and reaction for 150-250 hours, after green aerugo is generated on the surfaces of copper wire or copper composite wire materials, the device is taken out, and solid-liquid separation is conducted; the device is taken out and washed with water, the green aerugo generated on the surfaces of the copper wire or copper composite wire materials is insoluble in water, and the material is copper-based bactericidal insecticide. According to the method, the copper and copper composite wire waste can be processed; the copper-based snail poison and device which are simple, stable in effect and long in use time can be obtained; after the poison is used and loses efficacy, iron or aluminum of the composite wire core materials can be recycled in a metal form.

The invention relates to a method for manufacturing Apriona germari poisoning wood pegs, which comprises: fully stirring mulberry sawdust, mulberry leaf powder, sticky rice meal, 50-percent wettable carbendazim powder, peach gum, 95-percent alcohol, deltamethrin, stock solution, 80-percent dichlorvos emulsified oil, and 80-percent zinc phosphide powder to obtain a pasty poisoning agent; selectingwood pegs, inserting the tips of the wood pegs into the poisoning agent, taking the wood pegs out, and placing the wood pegs in a closed environment to dry the wood pegs; preparing oxalic acid gum solution by using oxalic acid, peach gum and 95-percent alcohol; and inserting the dried wood pegs adhered with the poisoning agent into the oxalic acid gum solution to cover the poisoning agent by the oxalic acid gum solution, and taking the wood pegs out and drying. The poisoning wood pegs provided by the invention can attract Apriona germari to eat the poisoning agent on the poisoning wood pegs and have the functions of contact killing and stifling, the poisoning effect is excellent, the raw materials of the poisoning wood pegs are readily available, the manufacturing process is simple, the cost is low and thus, the poisoning wood pegs can be widely promoted.

The invention provides a composition for preventing and treating termites and a preparation method thereof. The composition for preventing and treating termites is prepared from the following raw materials in parts by weight: 15 to 25 parts of melia azedarach oil, 15 to 25 parts of azadirachtin, 15 to 25 parts of toosendanin, 5 to 11 parts of herba asari extract, 4 to 8 parts of polygonum hydropiper extract, 4 to 8 parts of a biological additive, 6 to 10 parts of rhizoma pinelliae and 90 to 100 parts of soft water. An extraction process of the polygonum hydropiper extract comprises the following steps: air-drying the polygonum hydropiper and crushing the polygonum hydropiper by using a crusher; sieving the crushed raw material with a 90-100-mesh sieve, adding the powder into a glass container, adding 95% ethanol of which the mass is 4-5 times of that of the polygonum hydropiper powder, leaching the mixture for 24 hours and collecting a primary filtrate, adding 95% ethanol of which themass is 2-3 times of that of filter residues, leaching the filter residue for 24 hours and collecting a secondary filtrate, mixing the two filtrates, uniformly mixing the liquids, and carrying out standing treatment for 24 hours to obtain the polygonum hydropiper extract. The termite control composition prepared by the invention has the excellent characteristics of no toxicity, high efficiency, easy degradation, no residue and the like, and fully reflects the concept of environmental protection.

The invention discloses a soil-dwelling termite trapping and killing bait and a using method thereof, and belongs to the technical field of termite prevention and control. The trapping and killing bait is prepared by the following method: uniformly mixing 0.0005%-0.008% by mass of chlorantraniliprole and 99.9995%-99.992% by mass of grass and tree bait to prepare the trapping and killing bait. According to the soil-dwelling termite trapping and killing bait and the using method thereof, the chlorantraniliprole and paper mulberry powder are matched, the paper mulberry powder attracts termites, chlorantraniliprole poisons the termites, the trapping and killing bait has the remarkable poisoning and killing effect on the soil-dwelling termites, the prevention and control operation time is short, the prevention and control effect is good, the use amount of chlorantraniliprole is obviously reduced, pollution to the environment is small, and the drug resistance risk can be reduced.

The invention relates to the field of pesticides, in particular to a quinolinone Schiff base compound, and a preparation method and application thereof. The technical problem to be solved by the invention is to provide the compound used as an insecticide and a vegetable seed germination accelerator. The structural formula of the compound is shown as a formula I which is described in the specification. In the formula I, X is oxygen, sulfur or nitrogen; and R is hydrogen, a C1-C4 alkyl group, a C1-C4 alkoxy group, a C1-C4 hydroxyalkyl group or halogen. The compound has a good poisoning effect onstored grain insects, and has a good promoting effect on germination of vegetable seeds.

The invention relates to a snail killing composition which comprises active components of a kudzu vine root extract and niclosamide in a weight ratio of (1:4)-(4:1), and the snail killing compositionis further prepared into wettable powder. Compared with a single component, the snail killing composition has a synergetic effect, and is capable of effectively lowering the use cost, degrading the drug resistance of apple snails and effectively controlling the apple snails.

The invention relates to a poisoned bait for suncus murinus and rodents and a fabricating method thereof. The formula for the poisoned bait for the suncus murinus and the rodents according to the parts by weight is as follows: 1 part to 2 parts of bromadiolone mother liquor with a concentration of 5 percent ; 0.5 part to 1 part of absolute ethyl alcohol; 1.5 parts to 3 parts of attractant insect powder; 15 parts to 35 parts of broken peanut kernels; and 30 parts to 60 parts of wheat; and the fabricating method comprises the following steps: wheat peeling and wind selection; peanut drying, decortication, wind selection and breaking; attractant fabrication; formulation; mixing and stirring; and packing. The poisoned bait for the suncus murinus and the rodents is a poisoned bait for synchronously poisoning the rodents and the suncus murinus animals, has good poisoning effects and small side effect, provides scientific and economic poisoned baits for synchronously poisoning the rodents and the suncus murinus in various places and has the promotion value and the popularization value. The preparation method for the poisoned baits for the suncus murinus and the rodents is scientific, reasonable, simple and feasible, particularly does not need to be dried before packing, saves the energy sources and reduces the loss of drug efficacy of the poisoned bait for the suncus murinus and the rodents.