@article{oai:tsukuba.repo.nii.ac.jp:00006373,
 author = {金井, 幸雄 and Kanai, Yukio},
 journal = {筑波大学農林学系年報},
 month = {Mar},
 title = {I はじめに},
 volume = {2001/2002},
 year = {2003}
}