English: Phenology and Behaviour of Cutworms, Euxoa sibirica BOISDUVAL and E. oberthueri BUTLER , in Tohoku District : I. Seasonal Development and Aestivation in Alpine Areas
Japanese: 東北地方におけるウスグロヤガおよびムギヤガの周年経過 : I. 発育経過および越夏状況