2024-03-29T04:46:26Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/273642019-04-25T03:01:25Zhdl_2115_26890hdl_2115_26839hdl_2115_116On the Fertilizability of the Frog Egg, III. : Removal of Egg Envelopes from Unfertilized Egg (With 7 Text-figures and 2 Tables)KATAGIRI, Chiakiopen access480北海道大學THE FACULTY OF SCIENCE, HOKKAIDO UNIVERSITY1963-03engdepartmental bulletin paperVoRhttp://hdl.handle.net/2115/273641200009701560368-2188AA00697876北海道大學理學部紀要JOURNAL OF THE FACULTY OF SCIENCE HOKKAIDO UNIVERSITY Series VI. ZOOLOGY152202211https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/27364/1/15%282%29_P202-211.pdfapplication/pdf718.37 KB1963-03