B KRISHNAKUMARAN NAIR
EPIDEMIOLOGY AND CONTROL OF SHEATH ROT DISEASE OF RICE - MSc - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF PLANT PATHOLOGY 1986
J:4 N86 KR 38
EPIDEMIOLOGY AND CONTROL OF SHEATH ROT DISEASE OF RICE - MSc - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF PLANT PATHOLOGY 1986
J:4 N86 KR 38