@article{oai:soar-ir.repo.nii.ac.jp:00017300, author = {SHIBATA, Osamu}, journal = {Journal of the Faculty of Liberal Arts and Science, Shinshu University. Part 2, Natural science}, month = {Dec}, note = {Article, Journal of the Faculty of Liberal Arts and Science, Shinshu University. Part 2, Natural science 8: 7-12(1958)}, pages = {7--12}, title = {Studies on Photoperiodic Responses of Salvinia natans (Ⅰ): A Role of Carbon Dioxide in Photoperiodic Responses}, volume = {8}, year = {1958} }