@article{oai:soar-ir.repo.nii.ac.jp:00010834, author = {MORIMOTO, Naotake and MASUZAKA, Toshikazu}, issue = {2}, journal = {信州大学農学部紀要}, month = {Dec}, note = {Article, 信州大学農学部紀要 11(2): 231-244(1974)}, pages = {231--244}, title = {Studies on the Larval Aggregation of Nordmaniana trachydelta Meyrick (Lepidoptera : Yponomeutidae)}, volume = {11}, year = {1974} }