Proper use of insect virus insecticides
Insect virus insecticides are artificially cultivated, collected, purified and processed by a specific insect virus, and are environmentally friendly pesticides. Pay attention to the following points when using:
1. It can be sprayed with common instruments such as manual sprayer and mist sprayer.
2, insect larvae 1-3 age is the best time to use, the larger the worm, the longer the effective time.
3, choose cloudy or the sun after the application of the sun, to avoid direct sunlight at noon to affect the efficacy, and can not be mixed with alkaline pesticides.
4, due to the small amount of water-dispersed granules, in order to ensure the efficacy, the second dilution of the preparation of the drug, the first preparation of the mother liquor, and then add enough water to make a spray.
5. In order to improve the overall control effect and treat other pests, users can add chemical pesticides according to the control objects and crops.
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