@article{oai:tsukuba.repo.nii.ac.jp:00016423,
 author = {Kuroda, Yoshio and Ohsawa, Masashi and Yamada, Muneki and Takamizawa, Kiyoshi and Katsuya, Keizo},
 journal = {筑波大学農林技術センター演習林報告},
 month = {Mar},
 pages = {123--126},
 title = {The time of infection of butt-rot fungi into larch trees},
 volume = {8},
 year = {1992}
}