1. Wheat rot – Agrobacterium tritici
2. Rice blight- Xanthomonas oryzae
3. Sugarcane gumworm- Xanthomonas vasculorum
4. Lemon canker – Xanthomonas citri
5. Potato scab – Steptomyces scabies
6. Tomato canker- Corynebacterium michiganensis
7. Cotton spot – Xanthomonas malvacearum
8. Rose crown gall – Agrobacterium tumifaciens
9. Soil denitrifier – Bacillus denitrificans