@article{oai:niigata-u.repo.nii.ac.jp:00030588,
 author = {石沢, 進},
 journal = {新潟県植物保護, 新潟県植物保護},
 month = {Oct},
 pages = {13--13},
 title = {雪圧による奇形樹},
 volume = {32},
 year = {2002}
}