1975 年 1975 巻 26 号 p. 3-11
Symptoms of the Ascochyta leaf spot diseases of pepper, burdock, pumpkin, hollyhock and cowpea in Hokkaido were described. The causal fungus on each host was shown to be morphologically and pathologically similar and identical with Ascochyta phaseolorum Sacc. Adzuki bean was most severely infected in cross inoculation tests, irrespective of the original source of the inoculum, A. phaseolorum Sacc., A. capsici Bond.-Mont., A. althaeina Sacc. et Bizz., A. lappae Kab. et Bub. and Phllosticta lappae Sacc, were considered as synonyyms of A. phaseolorum Sacc.