Sources of resistance in soybean (Glycine max) to frog-eye leaf-spot caused by Cercosporidium sojinum.
Of 74 soyabean germplasm lines screened for resistance to C. sojinum [Cercospora sojina] in Sikkim, India, during the rainy season of 1991, 19 were resistant and 9 moderately resistant. Of 84 germplasm lines tested during the rainy season of 1992, 15 were resistant and 3 moderately resistant. The remaining lines in both years were moderately susceptible or highly susceptible. Resistant lines are listed.