@phdthesis{oai:tsukuba.repo.nii.ac.jp:00026462, author = {山崎, 貞登}, month = {}, note = {1988}, school = {筑波大学, University of Tsukuba}, title = {マツ類こぶ病菌Cronartium quercuumの交配系に関する研究}, year = {1989} }