Explanation:
Biopesticides can be used to control insects, diseases and weeds. They are derived from natural materials, such as plants, bacteria and fungi and are generally less harmful to the environment and human health then conventional pesticide.
- Insects- Bacillus thuringiensis (Bt), Neem oil, ladybugs.
- Diseases-Trichoderma, copper sulphate and sulfur.
- Weeds - Herbicidal soaps, corn gluten meal.