69 results about "Trunk injection" patented technology

The invention discloses a liquid formulation containing imidacloprid for trunk injection, which comprises (by weight ratio) the following raw materials, imidacloprid 1.0-8.0%, insecticidal agent 0.01-15.0%, surface active agent 1-10%, and balancing solvent. The agent is applied mainly through dry injection method and can be use for controlling various insects on trees.

The invention discloses a liquid formulation containing emamectin benzoate for trunk injection, the prepared liquid formulation for trunk injection comprises the following raw materials by weight percent: 0.1%-15.0% of emamectin benzoate, 1%-10% of emulsifier and the balance of solvent, wherein the sum of the percents of the raw materials is 100%. Or 1-20% of fungicide is added in the formula. The medicament is applicable to trunk injection for controlling various pests at fruit parts of economic forest trees, and can further control diseases of fruits of the economic forest trees while controlling the pests in the fruits of the economic forest trees. The control effect is better especially for damages by diseases and pests of the fruits of the economic forest tress with tall trunks, and the problem of inconvenience in application in the situations that the mountains are high, the roads are steep, the trunks are tall, and the application is carried out before and after houses around avillage can be further solved.

The invention provides a tree trunk injection liquid containing emamectin benzoate and thiacloprid, and a preparation method thereof. The tree trunk injection liquid comprises, by mass, 2-10% of emamectin benzoate, 2-10% of thiacloprid, 3-15% of a surfactant, 2-6% of glacial acetic acid and 59-90% of an alcoholic solvent. The trunk injection liquid has the characteristics of small dosage, low cost, high control effect, only taking effect on target pests of trees, no damage to natural enemy insects, environmental protection, wide application range, simple and convenient operation, and high work efficiency, is unlimited by geographical conditions and climate change, can be applied in an anhydrous non-contact manner, is safe to human and environment, and can pertinently control pests in forests, urban landscapes, scenic area greening trees, street trees, shelter belts and fruit trees.

The invention discloses an injection containing emamectin benzoate and application of the injection. The injection is prepared from the emamectin benzoate, chitosan oligosaccharide, an organic solventand a surface active agent, wherein the weight ratio of the emamectin benzoate to the chitosan oligosaccharide is 20:(1-100); the emamectin benzoate accounts for 0.1wt%-10wt% of the injection; the deacetylation degree of the chitosan oligosaccharide is equal to or higher than 50%; the organic solvent is lower alcohol which contains 1 to 8 carbon atom chains; the organic solvent accounts for 0.1wt% to 95wt% of the injection. The injection is suitable for trunk injection, various pests of woods are prevented, and the injection has the advantages of being low in cost, high in prevention efficiency and wide is application range. The injection is suitable for prevention and control over pests and diseases of the woods, and especially for prevention and control over monochamus alternatus and other wood borers of pine trees, and prevention and control over pine wood nematode, and therefore, the pine wood nematode disease is controlled and prevented.

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 discloses a tebuconazole-bearing liquid formulation for trunk injection, which contains 2.0 to 20.0 percent of tebuconazole, 0 to 10 percent of pesticide and 1 to 10 percent of emulsifier and the balance being a solvent, and the total amount of the raw materials is 100 percent. The liquid formulation for truck injection can prevent and treat tree diseases and simultaneously can prevent and treat various pests on trees, greatly reduces the pesticide application time for preventing and treating the tree diseases, and reduces the prevention and treatment cost. The tebuconazole-bearing liquid formulation for trunk injection has the characteristics of low cost, high control effect, wide application scope and so on. Moreover, the tebuconazole-bearing liquid formulation for trunk injection is simple and convenient to operate when used, has high work efficiency and does not pollute the environment.

Disclosed is a vacuum injection machine for tree trunks. The injection machine comprises an injection gun and an injection needle. A gun nozzle, a gun body and a gun handle of the injection gun are in an integrated structure, an injection hole is opened in the injection nozzle and communicated with a piston cavity in the gun body, a piston rod is arranged in the piston cavity, a tail end of the piston rod stretching out of the gun body is connected with an operation rod, the piston cavity is further communicated with a liquid medicine storage device above the gun body, the gun nozzle and the gun body incline downward for 30 degrees to 45 degrees along a horizontal direction, and a vertical pipeline communicated with the piston cavity is arranged on the upper portion of the gun body and connected with the liquid medicine storage device. A one-way valve in the prior art is omitted by inclining the gun nozzle and the gun body downward for a certain angle along the horizontal direction; residual air in a tree hole and the injection gun body is discharged into the liquid medicine storage device through the vertical pipeline in the piston cavity; and accordingly, vacuum injection is achieved, injection resistance is effectively reduced, trunk injection efficiency is improved, and physical damages to trunk transfusion tissues are avoided.

The invention relates to a liquid formulation for trunk injection, in particular to the liquid formulation for trunk injection, which is used for preventing and curing kiwifruit canker. The liquid formulation for trunk injection adopts an active component, actually, a low-toxic agent which is no harmful to non-target organisms, environment, people and livestock. Therefore, the liquid formulation for trunk injection is suitable for kiwifruits and can effectively prevent the incidence and prevalence of the kiwifruit canker, and can cure the kiwifruit canker; meanwhile, the bactericide performance is better, as a mixed agent is adopted, rather than a single agent; and moreover, the use cost is effectively reduced, and drug resistance of bacteria is also reduced.

The invention discloses a motorized trunk injection machine. The motorized trunk injection machine comprises a motorized driving chassis. A lifting mechanism is arranged on the motorized driving chassis. The lifting mechanism comprises a guide rail, wherein the guide rail is perpendicularly arranged on the motorized driving chassis. A feed hydraulic cylinder base which is connected with the guide rail in an embedded mode and matched with the guide rail is arranged on the guide rail. A feed hydraulic cylinder is arranged on the feed hydraulic cylinder base. The other end of the feed hydraulic cylinder is connected with a medicine injection and fixing device assembly. The assembly comprises a fixed frame and clamping devices, wherein the clamping devices are arranged on the two sides of the fixed frame, and a needle inserting and pulling hydraulic cylinder and a medicine injection needle head are arranged at the center of the fixed frame. On the premise that original use functions are not influenced, injection is more convenient, working efficiency of injection is improved to a large extent, labor intensity of operators is lowered to a large extent, no more harm can be caused to tree barks in the needle head inserting and pulling process, no cracks can be produced around an injection hole, and therefore leakage and waste of the medicine are further reduced.

The invention discloses a liquid formulation for trunk injection contained with extract of willow root for landscape plant insect attack and preparation and application thereof. The liquid formulation for trunk injection for landscape plant insect attack comprises the extract of the willow root, emamectin benzoate, surface active agent, anti-decomposing agent and cosolvent. The mass percents of the extract of the willow root, the emamectin benzoate, the surface active agent, the anti-decomposing agent and the cosolvent are 4 to 20%, 0.75 to 1.5%, 1 to 10%, 0.35 to 0.5% and 10 to 20% in sequence, and the margin is water. The liquid formulation for trunk injection for landscape plant insect attack is contained with the extract of the willow root, the insecticidal spectrum is wide, and the functional mechanism is unique, so that the drug resistance of the injurious insects can be solved effectively, features of contacting toxicity, stomach toxicity, systematic action and the like are possessed, drug application is conducted in an anhydrous and non-contact mode, the liquid formulation is safe to human and environment, and purposeful prevention and cure on the injurious insects like hemiptera, coleoptera, homoptera, diptera and some of lepidoptera at the places of forests, urban gardening, gardening trees in a scenic spot, border trees and protection forest are achieved.

The invention discloses a milbemycins tree trunk injection liquid which is prepared from 0.5-30 percent of milbemycins, 5-20 percent of surfactant and 70-98 percent of solvent. The milbemycins tree trunk injection liquid is applied by adopting a trunk injection application technology, has a good prevention and control effect on various diseases of trees, and particularly has high prevention and control effects on pine wood nematode diseases. The milbemycins tree trunk injection liquid is efficient, economic and environmentally-friendly, and is an agent special for preventing and controlling tree diseases.

A trunk injection needle includes: a front part which is conical, a middle part which is cylindrical, and a rear part which is cylindrical, which are respectively provided along a needle axis; wherein an outer diameter of the rear part is larger than outer diameters of the front part and the middle part; the front part has a bits guiding hole extending along the needle axis, and the rear part has a drug feeding hole extending along the needle axis; wherein the middle part has two outlet holes extending along a radical direction, and a separating board is provided between the two outlet holes; a rear end of the bits guiding hole communicates with the two outlet holes at two sides of the separating board; and a front end of the drug feeding hole communicates with the two outlet holes.

The invention discloses a comprehensive control method for walnut saturnidae and inchworm. The method comprises the following steps: (1) spraying a pesticide onto leaves in a larval phase, namely spraying a solution in an amount which is 3,000 times volume of 2.5 percent lambda-cyhalothrin missible oil, a solution in an amount which is 500 times volume of 25 percent chlorbenzuron, a solution in an amount which is 1,500 times volume of 80 percent dichlorvos missible oil or a solution in an amount which is 4,000 times volume of 2.5 percent Emamectin benzoate missible oil in the larval phase; and (2) applying a pesticide through trunk injection in a growth phase, namely injecting a systemic pesticide such as omethoate or a dimehypo liquid medicine into trunks, so that the liquid medicine is slowly injected into trees, active ingredients are absorbed into tissues through a systemic conduction function, and pests are poisoned after eating the liquid medicine. By a method of combining spraying and trunk injection, the walnut saturnidae and the inchworm are well controlled.

The invention discloses a trunk injecting pesticide for preventing corythucha ciliate, and a preparation method and application thereof. The trunk injecting pesticide for preventing the corythucha ciliate is long in effective time, and compared with sprayed pesticides used at present, the trunk injecting pesticide is good in effect, saves both time and labor, and avoids pollution to the environment; the preparation method is simple in process and low in costs; the application is free from the influence of weather and tree body heights, and the pesticide enters a plant body completely, does not hurt natural enemies, and can be used for a long time. The trunk injecting pesticide disclosed by the invention is durable and stable in effect; hydrolysis is difficult to happen; the defect that current trunk injections need preparing while used is effectively avoided; and the using burden of a user is relieved, so that the trunk injecting pesticide is suitable for industrial production. The trunk injecting pesticide for preventing the corythucha ciliate is prepared from the following raw materials in percentage by weight: 1 to 50 percent of thiacloprid raw powder, 0.1 to 20 percent of acephate raw powder, 1 to 10 percent of a surface active agent, and the balance is a solvent.

The invention discloses trunk injection insecticidal micro-emulsion granules for preventing and controlling tree pests, a preparation method and an application thereof. The insecticidal micro-emulsiongranules contain the following components, by weight percent, active ingredients 9.5-12.5%, emulsifier 9.5-14.5%, co-solvent 6-8% and filler 65-72%, wherein the active ingredients are emamectin benzoate and / or neonicotinoid insecticides, and the weight percent of the above components is based on the total weight of the insecticidal micro-emulsion granules. According to the insecticidal micro-emulsion granules, a novel solid preparation is prepared by adjusting the contents of the active ingredients, the emulsifier, the co-solvent and the filler, wherein the novel solid preparation has a certain shape and good physicochemical stability, and can be effectively absorbed by plant tissues and passed to a target location by virtue of transpiration and diffusion in the tree body.

The invention discloses a scion mother tree treatment method for increasing the wood cutting shoot survival rate. The method is achieved through the following steps of 1 selection of a scion mother tree; 2 preparation of compound liquid of a nutrient carbon source and endogenous auxin; 3 treatment of the scion mother tree; 4 trunk injection of the scion mother tree; 5 girdling treatment of scion mother tree branches; 6 branch cutting. According to the method, by adopting the methods of injecting the nutrient carbon source and endogenous growth promoting substances to a trunk of the scion mother tree, conducting branch girdling treatment and the like, the survival rate of tender wood branch cutting is greatly increased, the technical bottleneck that the survival rate of tender wood branch cutting is low is successfully solved, and the tender branch cutting survival rate of woods difficult to root is made to reach up to 97.5%; the method is simple and convenient and easy to operate, and improved forest tree varieties can be massively and quickly bred when the method is applied to production.

The invention relates to a trunk injection liquid agent for Japanese red pine branch trunk pests as well as a preparation method and application of the trunk injection liquid agent. The trunk injection liquid agent is prepared from the following raw materials in percentage by weight: 0.1-20% of imidacloprid, 15-25% of acetic acid, 1-10% of a surfactant, and 1-5% of a penetrating agent, with the balance being a solvent. Compared with existing trunk injection liquids, the trunk injection liquid has the characteristics of low toxicity, high efficiency, low residue, safety to human, livestock, plants and natural enemies and the like. The preparation method is simple in process, low in cost and good in plant absorption; according to the application, more than 80% of organic solvents are reduced, and the risk of environmental pollution is greatly reduced. The application is not influenced by weather and the height of the tree body, and the prevention and treatment effect is better.

The invention discloses a planting method of Chinese black olive trees. The method comprises the following steps of 1, selecting a planting field; 2, preparing and transforming the land; 3, applying base fertilizer; 4, transplanting cutting seedling; 5, conducting field management. By cultivating the cutting seedlings in combination with reasonable address selecting, land preparation and transformation and a management means, the planted Chinese black olives are high in survival rate, the later growth vigor is high, the disease resistance is high, the forested material is good, and the yield is high. The cutting seedlings are used as a seedling growing means, the disadvantage of traditional Chinese black olive trees of being low in survival rate is avoided, transplanting is conducted afterthe cutting seedlings are cultivated, by improving soil through fertilizer special for Chinese black olives later, nutrients are balanced, absorption of the nutrients by the Chinese black olives is promoted, and the fertilizer utilization rate is increased; a trunk injection formulation is utilized after the Chinese black olives are forested to timely and effectively prevent and treat diseases ofthe Chinese black olives, and loss brought by diseases and insect pests is reduced. The foresting time is shortened by 2-3 years compared with a common planting method, the material is good, and theyield is high. The planting method has important value in extending precious timber Chinese black olives in the region of Guangxi province.

The invention relates to the technical field of trunk injection agents, in particular to a research, development and preparation method of a trunk injection pesticide adjuvant. The adjuvant comprises the following raw materials in percentage by mass: an active compound, a synergist, a penetrant, a modification inhibitor and a cosolvent. The synergist is a perfluoroalkane organic fluorine compound. The penetrant is formed by mixing a polyoxyethylene ether compound with one or more of secondary alkyl sodium sulfonate, sodium dioctyl sulfosuccinate and sodium alkyl naphthalene sulfonate. The modified inhibitor comprises the following raw materials in percentage: an anti-photolysis agent, an antioxidant, a thickening agent and water. The modified inhibitor can increase the system viscosity of the trunk injection pesticide auxiliary agent, reduce the decomposition and release rate of the emamectin benzoate under ultraviolet light. The modified inhibitor can reduce the decomposition rate of the emamectin benzoate, so that the emamectin benzoate flows for a longer time in the trunk, the pesticide activity of the emamectin benzoate is improved, and the emamectin benzoate still has an efficient killing effect on pine wood nematodes after penetrating through rosin.

The invention discloses a trunk injection agent for preventing and controlling pine wood nematode disease and monochamus alternatus. The trunk injection agent is prepared from the following componentsin percentage by mass: 1-12% of fluopyram, 1-12% of imidacloprid, 1-3% of ethylene glycol monoundecyl ether, 1-10% of diethylene glycol monobutyl ether, 30-80% of dimethyl sulfoxide and 20-40% of ethyl acetate. Fluopyram has a systemic conduction function, can spread all over a tree body in a short time, efficiently kills pine wood nematodes invading pine trees, and protects the pine trees from being damaged by pine wood nematode diseases; ethylene glycol monoundecyl ether is monochamus alternatus aggregation pheromone, and can attract monochamus alternatus adults to be aggregated under the combined action of monochamus alternatus aggregation pheromone and pine volatile matter, and the monochamus alternatus adults are killed in a centralized mode in cooperation with imidacloprid; and diethylene glycol monobutyl ether, dimethyl sulfoxide and ethyl acetate are used as auxiliaries, all the components can be mutually dissolved, rosin secreted by a pine trunk injection wound is prevented from being oxidized and caked to block conveying of effective components, and efficient conduction of a trunk injection agent in a tree body is promoted.

The invention provides pesticide for thoroughly treating the silver leaf disease and a use method thereof. The pesticide is prepared from, 3-4% of 72% streptomycin sulfate, 4%-5% of kanamycin sulfate, 10%-12% of 4% kasugamycin, 36%-40% of 20% Jinggangmycin, 20%-25% of ethylic acid and 20%-30% of nutrient solutions. In the use process, the modes of root irrigation, trunk injection and spraying are adopted. After the pesticide is applied to trees suffering from the disease, the disease can be rapidly cured, the aim of eradicating the disease can be achieved, the trees suffering from the disease can not suffer from the disease any more, and the fruit trees can vigorously grow, flower and fruit.

The invention relates to an automatic trunk injection vehicle. The automatic trunk injection vehicle comprises a chassis, a medical liquid tank, a main pushing motor, a pushing rod, a transposition steering engine, a rotating shaft and medicine bottles, wherein front, middle and rear brackets are fixed on the chassis, two ends of the rotating shaft are fixed on the front, middle and rear brackets,an output of the transposition steering engine is connected with the rotating shaft, a rotating cylinder is fixed on the periphery of the rotating shaft, and at least three guiding mechanisms are arranged on the periphery of the rotating shaft; an electric drill, an injection head and a medicine bottle storage block are respectively fixed on slide plates of the three guiding mechanisms; and caterpillar band mechanisms for driving the whole injection vehicle to move are arranged on two sides of the chassis. According to the automatic trunk injection vehicle, the electric drill and the injection head can be respectively driven to drilling trunks and injecting medicines into the trunks, bottle insertion operation after the drilling can be carried out, functions of trunk drilling, medicine injection and bottle insertion are integrated, the administration of the trunks can be automatically realized, and the sand drugs can be sprayed to the ground; and the structure is reasonable, the laborintensity of forest administration is reduced, the working efficiency is improved, and the automatic trunk injection vehicle has remarkable beneficial effects and is suitable for being applied and popularized.

The invention discloses a redwood tree nutrient solution with a remarkable use effect. The nutrient solution is prepared from, by weight, 0.5-5 parts of potassium nitrate, 0.5-5 parts of calcium nitrate, 0.5-5 parts of sodium sulfate, 0.1-1 part of manganese sulfate, 0.01-0.1 part of ferric citrate, 0.0001-0.001 part of ammonium molybdate, 0.1-1 part of ammonium dihydrogen phosphate, 0.01-0.1 partof citric acid, 0.01-0.1 part of mancozeb, 0.01-0.1 part of imidacloprid, 0.01-0.1 part of natural BR, 0.05-0.1 part of compound sodium nitrophenolate and 1000 parts of distilled water. The nutrientsolution is applied to redwood trees according to the following modes including root irrigation and trunk injection, or sprayed on the tree bodies after the nutrient solution is diluted. The nutrientsolution can not only accelerate the growth of the redwood trees, but also have a remarkable effect on survival rejuvenation of the redwood trees, improve the disease resistance capability of the redwood trees, and supplement required rare trace elements, and is only suitable for growth of the redwood trees and unavailable for other trees; the use modes of the nutrient solution are diversified, and the nutrient solution can be used in a targeted mode according to the specific conditions of the redwood trees to enable the redwood trees to obtain comprehensive nutrients, so that the nutrient solution is suitable for being widely popularized and applied to the planting industry of the redwood trees.

An anti-fungal treatment for trees and bushes. Included are all methods of delivery of active ingredients, including foliar and trunk spraying application, granular soil surface, soil drench, soil injection, and trunk injection. The chemical combination includes a group 3 fungicide like propiconazole, that is, a systemic with curative and protective action, that works via the demethylation of C-14 during ergosterol biosynthesis. The combination also includes a group 11 fungicide like Azoxystrobin, or Fluoxastrobin for which their biochemical mode of action is inhibition of electron transport. The combined efficacy of there two classes of chemicals is reduced spreading of the fungus and increased killing of fungus. It has also been found that these chemicals used individually on trees and bushes, have unexpected benefits.

The invention discloses a liquid formulation containing imidacloprid for trunk injection, which comprises (by weight ratio) the following raw materials, imidacloprid 1.0-8.0%, insecticidal agent 0.01-15.0%, surface active agent 1-10%, and balancing solvent. The agent is applied mainly through dry injection method and can be use for controlling various insects on trees.

The invention relates to the field of garden engineering pest control, in particular to a preparation for preventing and treating longhorn beetles and a preparation method thereof. The preparation forpreventing and treating longhorn beetles is prepared from the following raw materials in parts by weight: 0.1 to 10 parts of milbemycins, 0.1 to 10 parts of thiacloprid, 0.5 to 6 parts of a bactericide, 5 to 18 parts of azone, 0.5 to 5 parts of polychlorinated benzoic acid, 0.1 to 4 parts of potassium indolebutyrate, 0.1 to 4 parts of pimacol, 1 to 15 parts of chitosan oligosaccharide, 5 to 15 parts of an emulsifier, 30 to 60 parts of water and 20 to 40 parts of ethanol. The preparation for preventing and treating longhorn beetles has a good prevention and treatment effect on longhorn beetles, does not harm natural enemies of longhorn beetles, is safe to human and livestock, is environment-friendly, and can be used for trunk injection and crown spraying; healing of wounds of trees can bepromoted, and the trees grow robustly.

The invention relates to a trunk injection liquid agent, more particularly to a trunk injection liquid agent for preventing and controlling bacterial canker of kiwifruits. According to the present invention, the active component used in the trunk injection liquid agent is a low-toxic agent, is safe to non-target organisms and environment, is harmless to humans and animals, is suitable for kiwifruits, and can effectively prevent and treat the occurrence and the prevalence of bacterial canker of kiwifruits; and by using the mixed dosage, the product has excellent sterilization performance, effectively reduces the use cost, and reduces the drug resistance of bacteria compared with the single agent.

The invention discloses a hackberry nutrient solution for providing comprehensive nutrition. The nutrient solution comprises, by weight, 0.5-5 parts of sodium sulfate, 0.5-5 parts of potassium sulfate, 0.5-5 parts of urea, 0.1-1 part of magnesium sulfate, 0.01-0.1 part of EDTA-FeNa, 0.0001-0.001 part of manganese chloride, 0.1-1 part of sodium dihydrogen phosphate, 0.01-0.1 part of formic acid, 0.01-0.1 part of forchlorfenuron, 0.01-0.1 part of cytokinin, 0.01-0.1 part of natural BR, 0.05-0.1 part of heteroauxin and 1000 parts of distilled water. The nutrient solution is used on hackberry in aroot irrigation mode or a trunk injection mode or sprayed to tree bodies after diluting the nutrient solution. The nutrient solution can accelerate the growth of the hackberry, and has a remarkable effect on the survival and rejuvenation of the hackberry; the disease resistance is improved, and required rare trace elements are supplemented; the nutrient solution is only suitable for the growth ofthe hackberry and not suitable for other trees; application modes are diversified, the nutrient solution can be used in a targeted mode according to the specific situation of the hackberry, all-directional nutrition can be obtained by the hackberry, and the nutrient solution is suitable for being widely popularized and applied to the hackberry planting industry.

The invention relates to a liquid formulation for trunk injection, in particular to the liquid formulation for trunk injection, which is used for preventing and curing kiwifruit canker. The liquid formulation for trunk injection adopts an active component, actually, a low-toxic agent which is no harmful to non-target organisms, environment, people and livestock. Therefore, the liquid formulation for trunk injection is suitable for kiwifruits and can effectively prevent the incidence and prevalence of the kiwifruit canker, and can cure the kiwifruit canker; meanwhile, the bactericide performance is better, as a mixed agent is adopted, rather than a single agent; and moreover, the use cost is effectively reduced, and drug resistance of bacteria is also reduced.