How to use insecticides needs to be considered comprehensively according to factors such as pest type, environment (agricultural or household), and characteristics of the agent. The following are the key points of the comprehensive search results:
1. How to use household insecticides
Use of aerosols: After closing the doors and windows, spray in the center or diagonal of the room, keep the nozzle 45° upward, and ventilate for half an hour after closing for 1 hour. When killing cockroaches, spray directly at the target.
Electric mosquito coils: Ventilate for half an hour after 2 hours of power on.
Protective measures: Wear a mask and gloves to avoid inhalation or skin contact; pregnant women and infants should use with caution, and give priority to physical methods such as mosquito nets and electric mosquito swatters.
2. How to use agricultural insecticides
Time of use: 9-10 am or after 4 pm, avoid dew or high temperature periods, and apply according to the activity patterns of pests.
Targeted application of pesticides: Select the method according to the site of pest damage (such as root irrigation, spraying on the back of leaves, spreading poisonous soil, etc.), for example, to control rice planthoppers, the base of the rice plant needs to be sprayed.
Drug selection: Systemic insecticides (such as organophosphates) are suitable for piercing-sucking mouthparts pests (aphids, red spiders, etc.).
3. General precautions
Safe storage: Keep away from children, pets, food and fire sources.
Restrained use: Prioritize environmental management (such as keeping clean) to reduce dependence and avoid long-term contact with low-toxic pyrethroid pesticides.
Ventilation requirements: After spraying, sufficient ventilation is required before entering.
4. Drug form and scene matching
Common household dosage forms: aerosol, mosquito coils, repellents, etc.
Agricultural dosage forms: powders, wettable powders, suspensions, etc., selected according to the habits of pests (such as fumigation to control storage pests).
