TY - BOOK AU - Bhatt, Prem Kumar. TI - Investigations on Leaf Spot Disease of Dioscorea caused by Colletotrichum gloeosporioides Penz. Under North Bihar Condition U1 - 632.4 PY - 1984/// CY - .- Pusa, Samastipur PB - : RAU KW - Plant Pathology KW - Leaf Spot Diseases KW - North Bihar KW - Thesis KW - M. Sc ER -