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. Insect larvae are the best time for 1-3 years of age, and the larger the worms, the longer the effective time.
2, can be applied by hand sprayer, mist sprayer and other common equipment.
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. In order to improve the overall control effect and treat other pests , users can add chemical pesticides according to the control objects and crops.
5, 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.
These covers are offered in versatile range and are perfectly designed according to requirements of clients. These covers are delivered in timely manner and are offered in different range and options. Our products are manufactured in accordance with international industrial standards and available with us in various shapes, design, sizes and finish. our Circular Manhole Frame & Grating Covers are offered at market leading rates.
Features:
- Anti-Rust
- Economical
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Hebei Lanwei Imp. & Exp. Co., Ltd. , http://www.hblanwei.com