Fifty one genotypes of peas (Pisum sativum Unn. var. arvense Poir) were evaluated for resistaoce against powdery mildew (Erysiphe poligoni DC) under both natural and artificial epiphytotlc conditions of dry temperate high hills of Himachal Pradesh, Out of 51 genotypes, only one line VG-l showed high resistant reaction, whereas 9 genotypes viz HPPC 16, HPCC 77, HPCC 95, Rachna, Pant P-9, PH-I, JP 514-A, VG-9 and Sugar Giant were scored as resistant and remaining were categorized from moderately susceptible to highly susceptible disease reaction.
