34results about How to "To achieve the purpose of prevention" patented technology

The invention discloses a method for advanced forecasting of a roof separation water disaster of a stope based on multi-source information fusion. The method comprises the following basic steps: determining main control factors affecting the roof separation water disaster of the stope; building thematic maps of all the main control factors; evaluating all the main control factors by adopting a level analysis method and calculating the influence weight of each factor on the roof separation water disaster; normalizing the influence weight values of all the factors, and performing composite superposition on the thematic maps of all the main control factors after normalization by adopting a GIS space composite superposition function to form a stope roof separation water disaster dangerousness evaluation map; counting and analyzing roof separation water disaster dangerousness indexes and determining sub-region threshold values so as to form stope roof separation water disaster dangerousness evaluation sub-region maps. By adopting the method disclosed by the invention, advanced prediction and forecasting of the roof separation water disaster of the stope can be realized; corresponding prevention measures can be taken according to the dangerousness level of the roof separation water disaster; occurrence of roof separation water disaster accidents is prevented; safe backstopping of a working face is guaranteed.

A bactericide composition comprises difenoconazole (A) and at least one bactericide (B) selected from 1-(4-chlorophenoxy)-3, 3-dimethyl-1-(1H-1, 2, 4-triazole-1-methyl)-2-butanone, 1-(4-chlorophenoxy)-3, 3-dimethyl-1-(1H-1, 2, 4triazole-1methyl)butyl-2-alcohol, bi-(4-fluorophenyl)methyl(1H-1, 2, 4-triazole-1-kya methylene)silicane, and 2-(4-chlorphenyl)-2-(1H, 1, 2, 4-triazole-1-methyl) capronitrile. The composition can be used for preventing and treating rice sheath blight disease and wheat powdery mildew.

The invention relates a sterilization composite, consisting of siple dosage A which is Difenoconazole, and ingredient B that is selected from one of the bactericides such as probenazole, Imazalil and Prochloraz. The formulation screening test proves that Difenoconazole, probenazole, and Difenoconazole, Imazalil, and Difenoconazole, Prochloraz are mixed together according to the weight ratio of 1:50-50:1, so that the goals of synergy, simultaneous treatment, drug fastness resistance, deferred drug fastness and dosage reduction of the Difenoconazole; therefore, the bactericides are combined to prepare various preparation products, thereby the sterilization composite is proposed.

The present invention relates to composite agricultural chemicals, and is one kind of herbicide composition containing ethachlor and one other herbicide. The composition has effective component accounting for 1-90 wt% of the total weight. It has wide herbicidal spectrum, improved herbicidal property, less environmental pollution and low production cost, and may be used in preventing and killing the monocotyledonous weeds and dicotyledonous weeds in farm land.

The invention discloses functional white wine and a preparation method thereof. The functional white wine comprises trace element germanium with the content of more than or equal to 1 mu g / L and selenium with the content of more than or equal to 1 mu g / L. The functional white wine is prepared from limonite solely, or two raw materials of fresh fig twigs and leaves and lucid ganoderma, or three raw materials of the limonite, the fresh fig twigs and leaves and the lucid ganoderma. The functional white wine maintains the characteristics of clearness, transparence, no color and bouquet of white wine, contains various trace elements, has the functions of treatment and health care, can prevent various diseases, and has social benefits, economic value and market profits.

The invention discloses an outer mixing double fluid fan-shaped spray nozzle which comprises a nozzle body, a nozzle, a supporting pipe, a seal cover and a central pipe, wherein a through hole is formed in the central position of the seal cover; one end of the central pipe is inserted into the supporting pipe through the through hole and the inner part of the nozzle is hermetically connected to the seal cover; and an annular cavity where water circulates is formed between the outer side wall of the central pipe and the inner side walls of the supporting pipe and the nozzle. According to the nozzle structure, a biological pesticide and water are sprayed out through the central pipe and the annular cavity, separately, solid particles such as biological living bodies and auxiliary agents in apesticide are prevented from being in contact with and colliding with the nozzle under protection of water, the erosive wear of the nozzle is reduced, and the damage of microbial cells at the nozzleis also reduced, so that a pest control purpose is achieved.

The invention discloses a Toxoplasma gondii repellent healthy medicinal wine, which is prepared from the following raw materials by weight: 23-27% of artemisia annua l, 40-48% of carapax trionycis, 11.2-15.2% of radix rehmanniae preparata, 5.6-7.6% of polygonatum sibiricum, 5.6-7.6% of Chinese wolfberry, and 2.8-4.3% of kadsurae caulis. The invention further discloses a preparation method of the Toxoplasma gondii repellent healthy medicinal wine. According to the present invention, the Toxoplasma gondii repellent healthy medicinal wine can effectively repel Toxoplasma gondii, does not have toxic-side effect, can effectively repel Toxoplasma gondii after consumption in daily life, can avoid the toxoplasmosis caused by Toxoplasma gondii so as to prevent disease, can completely eliminate theinfluence of toxoplasmosis on lives, and can ensure the normal life and learning.

The invention discloses an ultramicro traditional Chinese medicine for preventing and treating lactation reduction and redness and swelling of breasts of dairy cows. The ultramicro traditional Chinese medicine comprises raw materials in parts by weight as follows: 25-32 parts of dandelions, 18-22 parts of weeping forsythia, 15-25 parts of baical skullcap root, 25-34 parts of cowherb seeds, 18-22 parts of beautiful sweetgum fruits, 8-13 parts of uniflower swisscentaury root, 18-22 parts of Chinese angelica, 8-13 parts of rhizoma chuanxiong, 6-11 parts of bighead atractylodes rhizome, 9-14 parts of frankincense, 6-12 parts of myrrh and 8-11 parts of Chinese honeylocust spines. The ultramicro traditional Chinese medicine has the functions of treating both symptoms and root causes, and can be used for directly inhibiting or killing pathogenic bacteria of mastitis or inhibiting or killing pathogenic bacteria through improvement of body immunity; the medicine formula adopts the principles of heat and toxic material clearing, antisepsis, anti-inflammation, menstrual flow promotion, blood circulation promotion, swelling and pain elimination, collateral activation and lactation promotion, has functions of tonifying qi, raising yang and strengthening body resistance to dispel pathogenic factors, is effective and has a high cure rate, the milk quality of the dairy cows is improved, and the milk amount is remarkably increased. The ultramicro traditional Chinese medicine has controllable quality and the drug dependence is eliminated.

The invention discloses a Meloidogyne incognita Chitwood prevention and control related gene Misp12 and a use thereof. The gene Misp12 related to the growth and development of Meloidogyne incognita Chitwood has a gene sequence shown in the formula of SEQ ID NO. 1. The encoded protein of the gene Misp12 is shown in the formula of SEQ ID NO. 2. The gene Misp12 is increased sharply in maturation of the Meloidogyne incognita Chitwood. Through use of VIGS silencing of the gene, Meloidogyne incognita Chitwood-caused damage to a host plant is reduced. The gene Misp12 can be used as a candidate gene for preventing and controlling Meloidogyne incognita Chitwood invasion, is used for controlling Meloidogyne incognita Chitwood damage and provides a reference for development of a novel Meloidogyne incognita Chitwood prevention and control agent.

The invention provides a slope surface debris flow prevention and treatment engineering structure and a slope surface debris flow prevention and treatment method, relates to the technical field of debris flow prevention and treatment, and aims to solve the problem about debris flow prevention and treatment from the source. According to the slope surface debris flow prevention and treatment method,the slope surface debris flow prevention and treatment engineering structure is arranged at the slope surface of the upstream of an area with debris flow frequently occurring; a main flow diversion belt is longitudinally arranged; a first branched flow diversion belt is slantly arranged; a water gathering ring well is arranged at the downstream of the main flow diversion belt; a water storage cabin is arranged in the water gathering ring well; the main flow diversion belt and the first branched flow diversion belt are used for intercepting surface layer water flow or runoff and guiding the intercepted water flow to flow in the guiding direction; the downstream end of the main flow diversion belt is connected with the upstream end of the water gathering ring well and communicates with thewater storage cabin; the downstream end of the first branched flow diversion belt is connected with the midsteam section of the main flow diversion belt and realizes confluence; a drain pipe is connected with the downstream end of the water gathering ring well and communicates with the water storage cabin. The slope surface debris flow prevention and treatment engineering structure adopts the runoff interception and source dredging manner, reduces the amount of infiltrating water of a frequent debris flow area to certain degree, and realizes the purpose of avoiding a debris flow disaster through preventing soil layer sliding.

The invention discloses a method for controlling rice planthopper by combination of metarhizium anisopliae and a sex attractant and belongs to the field of green control of rice pests. The method is achieved by the following steps: Step 1: sex pheromone is dissolved in n-hexane to prepare an attractant, and loading the attractant to a rubber stopper as the lure; the sex pheromone is a mixture of tetradecanetriene acetate, tetradecanediene acetate, hexadecatriene-2-ketone and hexadecadiene-2-ketone; Step 2: the lure in the Step 1 is placed into a trap box, and the trap box is placed in the ricefield; and Step 3: spores of metarhizium anisopliae are dispersed in the trap box for concentrated trapping and killing of rice planthoppers. The method is used for trapping and killing rice planthoppers.

The embodiment of the invention relates to a method for preventing an injection attack of a high-level encryption standard coprocessor. The method comprises the following steps: initializing encryption and decryption path state words; obtaining a first plaintext and a first key, and generating a first check code and a second check code; generating a second plaintext and a key; performing first anti-injection check on the second plaintext and the first check code; performing second anti-injection check on the second key and the second check code; generating a first ciphertext and a third checkcode according to the second plaintext and the key; generating a second ciphertext, and performing third anti-injection check on the second ciphertext and the third check code; performing fourth anti-injection verification; carrying out fifth anti-injection verification; and performing sixth anti-injection check on the encryption and decryption path state word. The data verification is set at eachread-write operation of physical read-write, and the data verification is set before and after each key task node of the application layer, so that the purpose of preventing the injection attack is achieved, and the injection prevention process is ensured not to be subjected to the injection attack by setting the encryption and decryption path state words.

The invention discloses a nuisanceless treating pond for bactrocera minax maggot orange fruits. Guiding holes are disposed in the bottom of a hardening pond, and filter screens are installed in the guiding holes. The hardening pond is formed in a concrete pouring mode. The hardening pond is used for containing maggot fruits or waste fruits. According to the nuisanceless treating pond, an environment which is hostile for the survival of bactrocera minax is created according to the law of demand for environment conditions of the bactrocera minax, and the economical, efficient and safe control purpose is achieved.

The invention discloses a Toxoplasma gondii repellent pharmaceutical composition, which is prepared from the following raw materials by weight: 23-27% of artemisia annua l, 40-48% of carapax trionycis, 11.2-15.2% of radix rehmanniae preparata, 5.6-7.6% of polygonatum sibiricum, 5.6-7.6% of Chinese wolfberry, and 2.8-4.3% of kadsurae caulis. The invention further discloses a preparation method of the Toxoplasma gondii repellent healthy medicinal wine, wherein the preparation method specifically comprises: respectively removing impurities from various raw materials, cleaning, weighing the cleaned raw materials according to a certain formula amount, mixing to obtain a mixture, adding ethanol to the mixture, soaking, filtering to obtain a drug leaching solution, heating and drying the drug leaching solution by using a high-speed centrifugal spray dryer to obtain powder, and carrying out sealed bagging. According to the present invention, the Toxoplasma gondii repellent pharmaceutical composition can effectively repel Toxoplasma gondii, does not have toxic-side effect, and can avoid the toxoplasmosis caused by Toxoplasma gondii so as to prevent disease.

The invention discloses a risk assessment method for collapsible loess based on simulation of pipeline multi-angle laying. The risk assessment method comprises the following basic steps: analog simulation: proportioning experimental materials and establishing different-angle models; simulating the working conditions of running water scouring to different-angle laying; analyzing damage conditionsof soil bodies around pipelines with different laying angles; determining the relationship between the angles and the soil body damage according to soil body cracks, displacement and the quantity of quicksand; establishing a relation curve routing plan between the laying angles of the pipelines and destruction loss of the soil bodies around the pipelines; numerical simulation: establishing a modelby using FLAC3D according to a slope constructing model during a laboratory test; establishing different-angle laying models and plastic state diagrams; establishing vertical displacement contour maps of different-angle soil slopes; establishing transverse displacement contour maps of the different-angle soil slopes; establishing displacement vector maps of the different-angle soil slopes; determining a destruction law of the pipelines by combining the plastic state diagrams and the displacement of the pipelines. According to the risk assessment method disclosed by the invention, the occurrence of substantial destruction of the soil bodies around the pipelines is avoided, and safe operation of oil and gas pipelines and the like is ensured.

The invention relates to the field of agricultural machinery, in particular to a soil treatment device free of pesticide application on the basis of microwave heating. Through soil filtration and heating treatment, proteins and DNA of harmful organisms in soil are denatured, so that most organisms lose the reproductive capacity, the prevention and control index cannot be reached, and therefore application of fungicides, insecticides and herbicides is omitted. Meanwhile, formation of minerals and humus is accelerated, formation of organic fertilizer is accelerated, the fertilizer supply abilityof the soil is enhanced, and therefore application of fertilizer is reduced.

The invention relates to a bactericide composition for preventing and treating rice diseases. The bactericide composition comprises the following components: carbendazim, validamycin A and tricyclazole with the weight ratio of 5-20% of the carbendazim, 2-10% of the validamycin A, and 2-10% of the tricyclazole. The bactericide composition provided by the invention can comprehensively prevent and treat main rice diseases of banded sclerotial blight and rice blast, with the prevention and treatment effect on the rice banded sclerotial blight reaching 86.11-87.95%, and the prevention and treatment effect on the rice blast reaching 98.95%, has certain extended effects of inhibiting the rice banded sclerotial blight and the rice blast, and can promote the production of rice and improve the yield by averagely 7.5%.

The invention discloses an adjuster capable of adjusting blood speed of front, middle and back arteries of the brain and blood speed of arteries of the vertebra base. The adjuster comprises a neck sleeve body. A pulse wire and a permanent magnet are installed on the neck sleeve body. The permanent magnet is connected with a pulse device through the pulse wire and is divided into a left-side permanent magnet group corresponding to the left side of the dazhui point of the human body and a right-side permanent magnet group corresponding to the right side of the dazhui point of the human body. A first permanent magnet and a second permanent magnet are installed in the left-side permanent magnet group. A third permanent magnet and a fourth permanent magnet are installed in the right-side permanent magnet group. According to the invention, by combining the permanent magnets and low-frequency electronic pulses, the adjuster acts on a specific part of the human body surface, so blood speed of(front, middle and back) arteries of the brain and blood speed of arteries of the vertebra base can be timely adjusted, blood supply can be improved or restored to be normal, symptoms like dizziness and headaches caused by blood supply obstacles are reduced or eliminated and prevention and treatment objectives can be achieved.

The invention provides a method for reducing the base number of rice field pests by utilizing entomopathogenic nematodes, belonging to the technical field of green rice planting. The invention utilizes the biological characteristics of entomopathogenic nematodes that can parasitize the larvae and pupae of the main rice pests, and combines with the rice cultivation and planting process, and proposes a method of low-pile harvesting of the first season of rice and using the entomopathogenic nematodes to parasitize the rice pests. Before, the rice fields were not covered by rice plants, and entomopathogenic nematodes were applied to the rice fields, which greatly reduced the number of pests in the remaining rice piles in the rice fields. The purpose of controlling the larvae and pupae of pests such as leaf roller and rice water weevil. The method provided by the invention is conducive to promoting the large-scale application of the rice green prevention and control technology system, and is one of the effective ways to achieve "zero growth" of pesticide usage.

The invention relates to a device for inducing, preventing and controlling adult dichocrocis punctiferalis and application. The device comprises an inducing flower disc and a support fixing column connected with the inducing flower disc; the inducing flower disc comprises a phyllary and a connecting part, the phyllary is arranged on the periphery of the bottom of the connecting part and connectedwith the edge of the connecting part, tongue-shaped petals are arranged on the upper portion of the junction of the phyllary and the connecting part, end head sealed pipes and end portion open pipes are evenly arranged in the circumference defined by the base parts of the tongue-shaped petals and located on the upper portion of the connecting part, and the end head sealed pipes are centralized andarrayed into an area; according to the device, a physical method is adopted for inducing female adult dichocrocis punctiferalis to lay eggs on the surface of the inducing device, and natural transpiration, illumination, temperature and other factors are utilized to cause a large number of deaths of eggs and newly hatched larvae, so that the hatching rate of the eggs is reduced, the mortality of the newly hatched larvae is increased, and therefore the prevention and control purpose is achieved; field prevention and control of dichocrocis punctiferalis are conducted, the rate can reach 89.3% orabove, and the hazard rate is significantly reduced.

The invention provides a sunflower straw bacteriostatic agent. The sunflower straw bacteriostatic agent comprises a sunflower straw extract obtained via extraction from sunflower straw with a solvent, and the solvent is petroleum ether. A preparation method comprises following steps: 1, sunflower straw is smashed so as to obtain sunflower straw powder; 2, the sunflower powder is mixed with the solvent for extraction so as to obtain an extracted liquid; and 3, the extracted liquid is subjected to centrifugalization, and an obtained supernate is the sunflower straw bacteriostatic agent. In applications of the sunflower straw bacteriostatic agent in preventing and treating alternaria solani sorauer, bacteriostasis rate achieves 10.57% to 18.02% when mass concentration of the sunflower straw bacteriostatic agent is controlled to be 80 to 360mg / ml.

The invention discloses a prostatic cancer prevention and treatment agent and a preparation method thereof. The prostatic cancer prevention and treatment agent is characterized by being prepared from, by weight, 35-65% of pomegranate extract, 10-25% of black mulberry extract, 5-15% of onion and shallot extract and 20-25% of fig extract. Food materials are used as raw materials to prepare the prostatic cancer prevention and treatment agent which has the effects of prevention and treatment of the prostatic cancer. Meanwhile, the raw materials are easy to get, preparation is easy and convenient, cost is low, and the effect is good.

The invention discloses a multifunctional pest trap. The multifunctional pest trap comprises a rain cover, wherein connecting rods are connected with the bottom of the rain cover and connected with apest sticking plate, a container is arranged in a gap formed by the inner sides of the bottoms of the connecting rods, the outer side of the container is movably connected to the inner sides of the bottoms of the connecting rods, and an inverted net box cover is clamped at the top of the inner side of the container. The invention further discloses a method for controlling pear psylla by the multifunctional pest trap. A lure source substance for luring winter pear psylla is added to the container or the solid box cover. On one hand, the problems that an existing trap has a single function and cannot control production of female descendants are solved, and on the other hand, the problem of greater adverse impact on the environment and other microorganisms in a current pear psylla control process is solved; multiple pests are controlled simultaneously in the pest control process, and pest control target and efficiency of the trap are improved. The multifunctional pest trap is used for performing control in the dormant period of pear trees, and safe and harmless control for the pear psylla can be realized.

The invention provides a method for reducing a base number of pests in a rice field by using entomopathogenic nematodes, and belongs to the technical field of green planting of rice. The invention provides a method for low stump harvesting of first season rice and parasitic prevention and control of rice pests through entomopathogenic nematodes by using the biological characteristics that the entomopathogenic nematodes can parasitize larvae and pupae of main pests of rice and combining a rice cultivating and planting process. Before rice planting, the rice field is not shielded by rice plants,the entomopathogenic nematodes are applied to the rice field, the base number of pests in residual rice stumps in the rice field is greatly reduced, and during rice planting, the entomopathogenic nematodes are applied to the rice field along with irrigation water (or spraying), so that the purpose of preventing and controlling the larvae and pupae of the pests, such as chilo suppressalis, cnaphalocrocis medinalis and lissorhoptrus oryzophilus kuschel is achieved. The method provided by the invention is beneficial to promoting large-area application of a rice green prevention and control technology system, and is one of effective ways for realizing ''zero increase'' in usage amount of a pesticide.