@misc{oai:tsukuba.repo.nii.ac.jp:00011035,
 author = {Higashi, Yosuke and 東, 陽介},
 month = {},
 note = {1998, 【要旨】},
 title = {Ecological reaction of a natural phytoplankton community with an experimental nutrient gradient},
 year = {1999}
}