How to Control Corn Starscream

Habitat habits of corn spider mites in addition to harming corn, but also harm cotton, beans, peanuts, melons, weeds, etc., into Cheng, Ruoqiang aggregating plant leaf back sucking leaf juice, the victim showed chlorosis spots or streaks, When severe, the entire leaf turns white and dry. After the maize emerged, the red spider, which is harmful to weeds, gradually transferred to the corn field. July-August is a period of endangerment. First, it will occur in the cornfield and will spread rapidly to all fields in suitable climatic conditions.

The drizzle that occurs in July-August is beneficial to its occurrence and spread, but heavy rain, heavy rain, or excessively high temperatures will inhibit its reproduction. Sandy soil corn fields are heavier than other soil quality corn fields.

Prevention and control methods Agricultural control: timely and thoroughly remove weeds from fields, land and canals, reduce the food and breeding sites of corn spider mites, reduce the number of insects, and prevent them from entering the field; avoid intercropping with crops such as beans and peanuts. Prevent them from transferring hazards to each other. Chemical control: focus on spraying the lower leaves. You can use 15% broom net 3000 times liquid, or 40% ometriate 1000 to 1500 times liquid, or 15% broom net and 40% omethoate, 1:1 ratio of mixed spray, or 1 per mu ~ 1.5 kg of insoluble phosphate granules or formazan EC mixed with appropriate amount of fine sand interspersed evenly among corn rows.