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1710 results about "Pesticide use" patented technology

Pesticides are used in agriculture to control weeds, insect infestation and diseases. There are many different types of pesticides; each is meant to be effective against specific pests. Some examples include: Algaecides to kill and/or slowing the growth of algae.

Planting method of Dendrobium officinale

The invention relates to a planting method of Dendrobium officinale, and belongs to the technical field of plant cultivation. The invention provides a planting method of Dendrobium officinale which has high survival rate after transplanting tissue culture seedlings, rapid growth, high output, high medicinal value, little pesticide application and fewer pests, and the nutrition ingredients of the Dendrobium officinale are close to those of the wild Dendrobium officinale. The method comprises the following steps of: A, preparing a seed bed; B, preparing a flowerpot; C, field planting; D, watering; E, fertilizing; F, pest controlling and preventing; and G, controlling temperature and humidity. By the method, the survival rate of the Dendrobium officinale can be achieved to above 98%; and the incidence rate of insect pests can be obviously reduced. Through spraying by biogas slurry, the leaf stem of the Dendrobium is fleshy; the nutrition ingredient content is high; the incidence rate of insect pests can be reduced; the pesticide usage amount is reduced; the cost is reduced; and the food safety is improved. The Dendrobium officinale planted by taking the processed sheep manures and rapeseed meal as the top application has higher nutrition ingredient content and better medicinal effect; and the Dendrobium officinale can be harvested after 18 months.
Owner:孟连大发铁皮石斛有限公司

Automatic targeting and variable atomizing flow control system for weeding robot

An automatic targeting and variable atomizing executor for field weeding operation is disclosed, in particular to an automatic targeting and flow precise control system that calculates the covering area of weeds and determines the position of weeds by means of machine vision and ultrasonic distance measurement. The automatic targeting and variable atomizing flow control system for a weeding robot comprises an industrial control mainboard, a USB camera, an ultrasonic sensor, a linear guide rail, a motor, an electromagnetic valve, a water pump, a variable nozzle, a pesticide storage tank, a chassis and the like. The USB camera, the industrial control mainboard and a singlechip control loop are integrated in a shell and fixed on a guide rail bracket; the ultrasonic sensor is fixed on a nozzle installation frame and moves up and down along with the nozzle installation frame; a main control system collects, analyzes and processes the image information and makes decisions and sends instructions in combination of the singlechip control loop. The invention overcomes the problems that current weeding robots cannot position weeds in special positions precisely and the like, controls the flow precisely and improves the economical efficiency and the effectiveness of pesticide used to a great extent.
Owner:SHANGHAI JIAO TONG UNIV

Unmanned aerial vehicle pesticide spray path planning system and unmanned aerial vehicle pesticide spray path planning method

InactiveCN106327024AOptimal flight altitudeOptimum spraying widthForecastingResourcesUncrewed vehiclePlanning method
The invention discloses an unmanned aerial vehicle pesticide spray path planning system and an unmanned aerial vehicle pesticide spray path planning method. The method comprises the following steps: S1, a control side releases a spray task; S2, the control side defines a task region according to the task; S3, the control side calculates the optimal positions of edge navigation points of a path according to the included angle between the boundary line of the region and the path; S4, the control side adjusts the pesticide solution ratio and wing span width according to the actual line spacing of crops and big data analysis of current crops; S5, the control side calculates out the actual task route based on repeated spray and missing spray weights of crops according to the size of the region and the optimal line spacing; S6, the control side determines the optimal height of the flight route through big data analysis of crops; and S7, the control side performs the spray task according to the planned optimal flight path. The method makes operation uniform, avoids missing spray and repeated spray which may be caused by manual operation, and ensures that spray is performed only once in each region. In agriculture, pesticide use is efficient, and accurate flight route data like flight speed, height and pesticide quantity is obtained based on background big data and analysis of weather.
Owner:CHENGDU SKYLIN TECH CO LTD

Allicin-containing prevention and treatment pesticide for crop plant diseases

The present invention discloses an allicin-containing prevention and treatment pesticide for crop plant diseases. The pesticide can be prepared into powder, an emulsion, a microemulsion, an aqueous emulsion or a suspension by adopting allicin and a bactericidal agent as effective active ingredients, wherein a weight percentage of the allicin is 10-70% and a weight percentage of the bactericidal agent is 1-40%. The pesticide of the present invention has the following advantages that: the pesticide is prepared by compound combination of the allicin and the bactericidal agent, such that a significant synergy effect can be generated, bacterial killing and disease prevention capacity can be enhanced, bacterial killing spectrum can be enlarged, crop yields can be improved, and especially good prevention and treatment effects for gray mold, downy mildew, leaf mold, epidemic disease, and other diseases can be provided; the pesticide of the present invention provides strong affinity for crops, can be rapidly absorbed by crops, and has characteristics of pathogenic bacteria killing, plant disease inhibiting, and no residue, in addition, drug resistance is not easily generated; the use amount of the single component in the pesticide of the present invention is reduced, such that the safety on crops is improved, and the use cost is relatively low; and allicin is adopted for plant protection so as to increase selectivity of pesticide use and prompt development of plant protection technology.
Owner:HENAN DADI AGRI CHEM

Minimum-tillage and no-tillage mulching cultivation method of lemon orchard

InactiveCN102498890AReduce tillage by 2 to 4 timesReduce investmentHorticulture methodsTree trunkGrowing season
The invention relates to a minimum-tillage and no-tillage mulching cultivation method of a lemon orchard. The minimum-tillage and no-tillage mulching cultivation method comprises the following steps of: planting lemons in the flat land lemon orchard according to the requirement of enabling the distance between plants * the distance between rows to be 2.0-2.5m * 3.5-4.0m; planting pasture among lemon rows, planting 1 row of the lemons on each platform ladder surface of the sloping land lemon orchard and planting the pasture on platform sloping surfaces; timely cutting the pasture in growing seasons for mulching around tree trunks of the lemons, applying a basal fertilizer for the lemons once annularly, and performing drop irrigation fertilization or fertilization by a fertilization gun in other periods except the application of the basal fertilizer. According to the minimum-tillage and no-tillage mulching cultivation method, the frequency of tillage in the lemon orchard can be reduced, the using frequency and the quantity of the fertilizer and pesticide can be reduced, the production of the 4-year-old lemon orchard can be increased by above 120kg / mu, the yield of fresh forage of the 1-5-year-old lemon orchard can be up to 3850-2930 kg / mu, organic matters, available nitrogen, available phosphorus and available potassium in soil are increased, and the orchard can be developed in a sustainable and healthy manner.
Owner:INST OF TROPICAL & SUBTROPICAL CASH CROP YUNNAN ACAD OF AGRI SCI +1

Spray-filmed composite material for fruit and vegetable or crop bagging, as well as preparation and application thereof

ActiveCN106172400AHas insect and disease resistanceEasy to useBiocideDead animal preservationDiseaseSide effect
The invention discloses a spray-filmed composite material for fruit and vegetable or crop bagging, as well as preparation and application thereof, and belongs to the field of functional composite materials and fruit and vegetable or crop bagging. The material is prepared from the following components in parts by mass: 5-30 parts of a film-forming substance, 58-94 parts of a dispersing agent, 1-10 parts of a pesticide-loading reinforcing material, 0.1-2 parts of an insect-proofing disease-resisting agent and 0-0.1 part of dye. The material has multiple colors and excellent insect-proofing disease-resisting performance, can be adhered to the surface of fruits and vegetables or crops to form a film to achieve the aim of bagging, does not influence growth of the fruits and vegetables or crops, does not have toxic or side effect, and can sustainably release insect-proofing disease-resisting substances. The material is simple in preparation method and low in raw material cost, can be used for replacing pesticide to solve the problem of pesticide residue, can be used for producing green organic foods, has long acting duration for 1-3 months, and can be used for preventing insects and resisting diseases for fruits, vegetables, crops, flowers, woods and the like.
Owner:SOUTH CHINA AGRI UNIV

Planting method of pollution-free balsam pear

The invention discloses a planting method of pollution-free balsam pear, and belongs to the field of cultivation of agricultural products. The planting method is characterized by including the following steps of (1) seed selecting and seedling cultivation, wherein substrate for seedling cultivation is prepared, furrows are made, seeds are processed, and fine sowing is conducted; (2) land preparation and planting, wherein land is prepared and ridges are made, enough base fertilizer is applied, and planting is conducted in an appropriate time; (3) field managing, wherein temperature management and water and fertilizer management are conducted, supports are erected to assist in climbing, branches and leaves are trimmed, and plant diseases and insect pests are prevented; (4) timely harvesting. According to the planting method, fertilizing is balanced in the growing process of the balsam pear, ecological medicine fertilizer is used, so that the amount of the applied fertilizer is reduced; Chinese herbal liquid medicine is used for improving disease resistance of the balsam pear, so that pesticide used in the whole growing period of the balsam pear is greatly reduced, pesticide residues are reduced, and the requirement for pollution-free is met. The balsam pear planted through the method is attractive in appearance, thick in balsam pear flesh, tender in texture, slightly bitter in taste, hard in balsam pear texture, resistant to heat, storage and transport, and prominent in the commodity character.
Owner:陆佳乾

Heavy metal polluted soil repairing agent with high content of biocarbon and humus and application method thereof

The invention discloses a heavy metal polluted soil repairing agent with a high content of biocarbon and humus, and an application method thereof. The repairing agent is composed one or more of kitchen garbage, blue algae, livestock and poultry manure, straw, wood chip, rice husk, plant wastes, dead animal due to diseases and residual body of livestock and poultry. The raw materials mentioned above is subjected to steps of impurity removing, grinding, and proportioning, and then the mixture is subjected to a sub-critical water treatment for 90 to 150 minutes at a temperature of 180 to 360 DEG C under a pressure of 1.8 to 5.8 MPa so as to obtain the tail product; wherein the biocarbon content accounts for not less than 45% of the dry substrate, the total nutrient content is 4 to 6%, the amino acid content is not less than 20%, the humus content is not less than 40%, the trace element content is not less than 0.5%, and the pH value of the repairing agent is 5 to 7. The provided repairing agent can be used to repair polluted soil, and can also be used to treat the soil secondary salinization and hardened soil caused by over application of chemical fertilizer and pesticides. The organic solid waste pollutants are processed to produce the repairing agent, thus the environment pollution problem is solved, and at the same time, the biocarbon and humus in the tail product can repair and improve the soil polluted by metals, chemical fertilizers, and pesticides.
Owner:上海国环生态科技股份有限公司

Tripterygium wilfordii compound pesticides for high effectively preventing and curing tea geometrid

The invention discloses a tripterygiumforrestii composite mixed insecticide for high-efficiency prevention and cure to tea geometrid, which belongs to the technical field of botanical insecticides and pesticides. The insecticide consists of the following components by weight percentage: 0.4 percent to 20 percent of crude tripterygiumforrestii extracts, 1 percent to 8 percent of tea saponin, 0 percent to 12 percent of dispersants, and 0 percent to 12 percent of emulsifiers and solvent or filler for the rest percentage. After the crude tripterygiumforrestii extracts are mixed with the tea saponin, the control effects to higher and lower instar larvaes of tea geometrid within 1 to 7 days after being treated can be outstandingly improved, and can be respectively increased by 5.68 to 11.10 times and 1.00 to 6.91 times, thus reducing the cost to use the pesticides and also being beneficial to protecting the tripterygiumforrestii which is a botanical pesticide resource. Therefore, the problem that both the effective control of the main injurious insecticide that is tea geometrid, and the drinking safety of tea in the tea production can not be maintained at the same time for a long time is solved. The composite mixed insecticide of the invention can be popularized and applied to the tea planting and pesticide production enterprises.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Bactericidal pesticide composite with benthiavalicarb isopropyl and application of composite

The invention discloses a benthiavalicarb isopropyl containing bactericidal pesticide composite and application of the composite, and aims at solving the problem that the drug resistance of plants is generated and is gradually poor in prevention and control effect on diseases as a traditional pesticide used for tobacco black shank, cucumber downy mildew and tomato late blight already is high in dose and used for long term. The bactericidal pesticide composite comprises benthiavalicarb isopropyl and aliette. The bactericidal pesticide composite disclosed by the invention can effectively reduce the application amount of single doses, reduce the production cost, enlarge the bactericidal spectrum and prolong the drug resistance of the plants through the compatibility of components, can be used for preventing and controlling crops (which include vegetables, fruit trees, Chinese herbal medicines, flowers, cotton, hemps, oil materials, and the like) pestilence and the downy mildew, can also be used for preventing and controlling the tobacco black shank, is obviously superior to the single doses of the two drug components, namely the benthiavalicarb isopropyl and the aliette, in effect and has a relatively high application prospect and a relatively high popularization value.
Owner:LIER CHEM CO LTD
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