TY - BOOK AU - Y.S. Amaresh AU - V.B. Nargund Department of Plant Pathology TI - Studies on foliar diseases of sunflowr (Helianthus annuus L.) With special reference to altrnaria leaf blight caused by Altrnaia U1 - 630 PY - 1997/// CY - Dharwad PB - University of Agricultual Scinces, Dharwad ER -