A. What are the important rust diseases in your locality? B. What is Ug 99 and its possible role in the epidemic of P. graminis tritici? C. 1. How do wilts differ from root rots? Discuss in brief the...

B. What is Ug 99 and its possible role in the epidemic of P. graminis tritici?

C. 1. How do wilts differ from root rots? Discuss in brief the physiology of hydromycotic wilting in plants.

D. Are toxins alone involved in vascular wilts?

E. How does browning occur in vascular wilts?