TY  - BOOK
AU  - Nayak, Sandhya
AU  - Guide: Krishna, Ashok
TI  - Studies on powdery mildew (Erysiphe polygoni D.C.) of black gram
U1  - 581.2 
PY  - 2007///
CY  - Indore
PB  - Department Of Plant Pathology
KW  - PLANT PATHOLOGY
ER  -