15 results about "Insect pest management" patented technology

The invention provides an under-forest ecological allium victorialis planting method and application, and the method comprises the following steps: after gibberellin treatment and low-temperature sand storage germination acceleration of seeds, sowing and seedling raising are performed in an under-forest or sunshelter high bed with the canopy density of 0.3-0.5, and 2-year-old seedlings are cultivated; transplanting in early April or late September according to the line spacing of 15 cm and the plant spacing of 4-6 cm, and cultivating to obtain 3-4-year-old strong seedlings; then a forest stand with the canopy density of 0.5-0.7 is selected, and field planting is conducted according to the line spacing of 20-30 cm and the plant spacing of 15-30 cm; through intertillage weeding, fertilization and pest and disease management, seedlings are harvested by adopting a three-year ring harvesting method or tender leaves are harvested by adopting a leaf breaking method. According to the method, the problems of low emergence rate, unstable yield, uneven quality and the like caused by direct planting in a wild environment are effectively solved, high-quality, stable-yield and efficient production of allium victorialis is realized, and a reliable mode is provided for utilization of northern forests and development of under-forest economy.

The invention discloses a multi-source data sugarcane yield precise optimization planting decision system and method. The system comprises a data input interface, a data acquisition module, a data processing module, a model construction module, a decision generation module and a result evaluation module. By automatically collecting meteorological data, soil data, remote sensing data and crop growth condition data, environmental factors of sugarcane growth are systematically and comprehensively known. The data processing module cleans, integrates and preprocesses the collected data to construct a standardized data set. The model building module adopts a machine learning algorithm, especially a random forest algorithm, to carry out data analysis and modeling so as to accurately predict the sugarcane yield. The decision generation module generates an optimized planting management decision based on the prediction result, the decision comprises planting density, a fertilization scheme, an irrigation plan and a pest and disease management strategy, has a dynamic adjustment function, and can continuously optimize the decision model according to field feedback and actual production effects.

The application discloses a sugarcane cultivation method for controlling sugarcane acidification, relates to the technical field of sugarcane cultivation, and solves the problems of unstable nitrogen fixation effect and low nitrogen fixation efficiency of sugarcane. The sugarcane cultivation method comprises land preparation, ditch planting, fertilization, intertillage, soil cultivation and disease and pest management, further comprises seed dressing treatment by using a nitrogen fixation promoter during sugarcane planting, the nitrogen fixation promoter is mainly formed by mixing of symbiotic nitrogen fixation bacteria and peanut root extract; and only the base fertilizer contains nitrogen fertilizer during the whole growth cycle of the sugarcane, and the fertilizers applied in other periods do not contain nitrogen fertilizer. The application improves the infection of the symbiotic nitrogen fixation bacteria, promotes the symbiotic effectiveness of the symbiotic nitrogen fixation bacteria and the sugarcane, solves the problem of unstable nitrogen fixation effect of the symbiotic nitrogen fixation bacteria of the sugarcane, achieves efficient nitrogen fixation, less nitrogen fertilizer application and the purpose of reducing soil acidification.

The utility model relates to the technical field of insect pest management, and discloses a cross-border insect-borne infectious disease prevention and control insect catching device which comprises a device body, a fixed round block is arranged on the surface of the device body, conical meshes are formed in the surface of the fixed round block, a fixed cylinder is arranged on the surface of the bottom end of the inner side of the device body, and a connecting insertion rod is arranged on the inner side of the fixed cylinder. A collecting cylinder is arranged at the bottom end of the inner side of the device body, a collecting groove is formed in the inner side of the collecting cylinder, a lifting groove is formed in the inner side surface of the collecting cylinder, an attaching circular ring is arranged in the middle of the inner side of the collecting cylinder, an attaching cylinder is arranged on the outer side surface of the device body, and a blocking circular block is arranged on the inner side of the attaching cylinder; according to the device for preventing the birds from pecking the poisonous baits, the attaching cylinder and the device top cover are arranged, so that the device can prevent the birds from pecking the poisonous baits conveniently, the device can cut pests conveniently, and the situation that the pests escape is reduced.

The invention belongs to the field of biological medicine, and relates to a dsRNA compound auxiliary agent and a method and application thereof for preparing RNA biopesticide, BioIon18 biological ions (BI18) are used as a main material for loading dsRNA, and the loaded dsRNA shows relatively strong stability in extreme environments such as RNase A and strong ultraviolet, and can effectively prevent degradation of the dsRNA. Meanwhile, cell uptake of dsRNA can be promoted, and the effect of improving the target gene expression inhibition effect in cotton bollworm larvae is achieved. Other aspect designs of the invention include these BI18 at dsRNA drug complexes suitable for use in the field of ecology, as well as methods of inhibiting expression of target genes by administering these dsRNA drugs, e.g., for use in agricultural pest management.

The invention relates to the technical field of citrus planting, and particularly discloses a matched cultivation method of a new Nanfeng tangerine variety with high slugging degree, which comprises the following steps: establishment of an orchard, field planting of nursery stocks, soil, fertilizer and water management, shaping and pruning, flower and fruit protection, freeze injury prevention and pest and disease management. The existing bottleneck of Nanfeng tangerine orange industry development is broken through, new vitality is injected to sustainable and healthy development of the Nanfeng tangerine orange industry, the overall industrial competitiveness of Nanfeng tangerine oranges is effectively improved, high-end market requirements are met, and the method has extremely important practical significance and application value.

The invention belongs to the technical field of fruit tree cultivation, and particularly relates to a container root limiting cultivation method for cocktail grapefruit. The cultivation method comprises the following steps: (1) planting grapefruit seedlings in planting containers, and arranging the planting containers according to a wide-narrow row mode; (2) performing fertilizer and water management, treetop pruning, crown control and pest and disease damage management on the seedlings of the grapefruit. According to the cultivation method, the tree vigor is controlled and water is properly controlled through plastic container root limiting cultivation, and the problems that the vigor of the grapefruit trees is vigor, the soluble solid content is generally low, and the difference of the soluble solid content every year is large due to the influence of rainfall in the current year can be solved; and the purposes of facilitating operation, reducing the cost, improving fruits and stabilizing the yield can be achieved through root-limited cultivation in the plastic container.

This invention discloses a method for tending and rejuvenating low-yield camellia forests, belonging to the field of camellia planting and management technology. The method includes the following steps: (1) Forest clearing: remove vines and weeds from the camellia forest and break up the clumps of soil; (2) Thinning and pruning: retain camellia trees of good varieties and with good growth for tending, remove all other varieties that are not suitable for growth and have poor growth, and select superior varieties for replanting in sparse areas, while pruning the camellia trees; (3) Application of rejuvenation agents: apply rejuvenation agent A and / or rejuvenation agent B to the soil around the camellia trees; (4) Post-management: manage water and fertilizer and pests and diseases of the camellia, which solves the problem of poor tending and rejuvenation effect of low-yield camellia forests.

The invention relates to the technical field of wine grape disease and insect pest management, and provides a wine grape disease and insect pest management method and system. The method comprises the steps of collecting environmental parameter information of a grape planting area, constructing a pest and disease damage risk assessment model, processing the environmental parameter information based on the pest and disease damage risk assessment model, and assessing the pest and disease damage occurrence risk. When the occurrence risk of the diseases and insect pests reaches an early warning threshold value, sampling grape plants in the grape planting area, and evaluating the occurrence range of the diseases and insect pests; when the occurrence range of the plant diseases and insect pests reaches a warning threshold value, remote sensing image data of the grape planting area is collected, an inversion model is constructed, the remote sensing image data is processed based on the inversion model, and a partitioned pesticide spraying amount diagram of the grape planting area is obtained. The system is used for implementing the method. According to the invention, early warning, identification and treatment of wine grape diseases and insect pests in the front, middle and back stages can be realized.

The invention discloses a pear garden fruit tree management method based on a cloud platform, and particularly relates to the technical field of fruit tree planting management. Geographic positions, root activity indexes and soil humidity data of fruit trees are collected, and a humidity-root activity change curve is established; constructing a spatial heterogeneity model based on the curve, and generating a root activity thermodynamic diagram; identifying an active sensitive marginal area, and screening fruit trees needing key regulation; an optimal water, fertilizer and pest management strategy is matched according to fruit tree state features, an individual-level management task list is formed, tasks are pushed to corresponding terminal equipment, and differentiated intelligent management of fruit trees is achieved; the precision and automation level of fruit tree management can be improved, and the system is suitable for the fine management requirement of a large-area pear garden.

This invention belongs to the field of camellia oleifera cultivation technology and discloses a high-efficiency and stable-yield cultivation method for tropical camellia oleifera in Hainan, aiming to solve problems such as soil erosion, nutrient leaching, high incidence of pests and diseases, and low pollination efficiency in the cultivation of tropical camellia oleifera in Hainan. The method is characterized by: constructing a micro-water-conserving and soil-retaining system; creating a multiclonal spatiotemporal coupled pollination matrix and pollination habitat; implementing precise nutrient management; constructing a dynamic ventilation and photosynthetic framework; and implementing integrated pest management. By adopting the above technical solutions, this invention effectively improves soil and water conservation, nutrient utilization, physiological resistance, pollination efficiency, and yield stability of camellia oleifera.

The invention provides an intelligent cooperation method and system applied to full-process agricultural management, and relates to the technical field of agricultural intelligent management, a natural year is divided into a plurality of time periods, and the following steps are periodically executed: real-time data are collected, and the real-time data comprise a plurality of real-time detection data; respectively acquiring a standard value range of temperature and a standard value range of humidity based on historical data of the current time period; based on the historical data of the current time period, the standard value range of the temperature and the standard value range of the humidity, performing pest evaluation to obtain a single-period predicted population density; on the basis of historical data of different time periods, pest prediction is carried out based on the mathematical model through real-time detection data, and the multi-period predicted population density is obtained; and performing cooperative calculation based on the single-period predicted population density and the multi-period predicted population density to obtain an insect pest management scheme of the current time period. The method has the advantage that the reliability of pest control under intelligent monitoring can be improved.

The application discloses a cultivation method for realizing early harvesting after cold damage of bananas, and the method comprises the following steps: S1, determining whether cold damage management can be carried out, when the average air temperature is higher than 15 DEG C, cutting off the mother plant false stem and other suckers at 25-40 cm away from the ground, and uniformly spraying 200-600 mL of a pre-harvest agent around the mother plant corm; S2, spraying a pre-bud agent around the mother plant corm at 7-10 days after cutting, and covering the mother plant corm with soil, when the length of the sucker is 20-25 cm, selecting 1-2 suckers with consistent growth to be reserved; S3, water and fertilizer management; and S4, disease and pest control. Compared with the prior art, the application repairs the membrane system of the banana corm damaged due to cold damage by applying a pre-harvest agent, promotes the generation of suckers from the corm together with a pre-bud agent, reasonably applies water and fertilizer, and manages diseases and pests, so that the reserved suckers are accelerated to carry out vegetative growth and reproductive growth, so that at least 70% of bananas are harvested before November, the bananas are harvested earlier than other cold-damaged bananas, the yield is higher, and the bananas are realized to be marketed in a staggered manner.

The method comprises the following steps: selecting healthy and full Rhododendron delavayi branches as scions, taking 2-3-year-old Rhododendron delavayi container seedlings as rootstocks, grafting at the end of spring and the beginning of summer or at the end of summer and the beginning of autumn by adopting a T-shaped bud grafting method, controlling the temperature to be 15-25 DEG C and the humidity to be 60-80%, and timely moisturizing and shading after grafting. And performing system water and fertilizer and pest and disease damage management. The method is standard in operation, high in survival rate (up to 90% or above), capable of effectively keeping excellent characters of stock plants and achieving large-scale and standardized rapid seedling raising of the rhododendron delavayi, has the advantages of saving scions, being high in breeding efficiency, high in adaptability and the like, and is suitable for landscaping, construction of a rhododendron delavayi special garden and preservation of germplasm resources.

The utility model provides a double-layer infrared sex luring forecasting and counting device. The double-layer infrared sex luring forecasting and counting device comprises a bottom plate; the supporting rod is fixedly connected to the top of the bottom plate, a mounting ring is mounted on the outer surface of the supporting rod through a bolt, an adjusting assembly is mounted on the front face of the mounting ring through a quick release assembly, a fixing plate is mounted on the front face of the adjusting assembly, and a fixing disc is fixedly connected to the front face of the fixing plate; an equipment frame is mounted at the top of the fixed disc, and a solar panel is mounted at the top of the equipment frame; the connecting ring is fixedly connected to the bottom of the fixing disc, and the insect trapping frame and the insect killing net are installed at the bottom of the fixing disc through a base. According to the double-layer infrared sex luring forecasting counting device provided by the utility model, the number of killed or lured diseases and pests can be accurately counted through the design, so that a worker can more intuitively and accurately know the conditions of the diseases and pests, and reliable data support is provided for disease and pest control.