TY - Generic T1 - The effect of sulphur dioxide on the incidence and severity of bean rust and early blight of tomato. Y1 - 1975 A1 - Weinstein, L.H. A1 - McCune, D.C. A1 - Aluisio, A.L. A1 - van Leuken, P. JF - Environmental Pollution VL - 9 ER -