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[文献書誌] Toshiyuki,Sato,Shiro,Tsuyuzaki: Botanical Magazine Tokyo. 101. 267-280 (1988)
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[文献書誌] Toshiyuki,Sato: Science on Form. 5. (1989)
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[文献書誌] Toshiyuki,Sato,George,Grabher,Kenji,Washio: Journal of Biogeography. 1989.
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[文献書誌] 佐藤利幸,長谷昭: 生物教材. 1989.
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[文献書誌] Toshiyuki,Sato: Plant Morphology. 1. (1989)
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[文献書誌] Tanaka,Akira;Toshio,Sakuma;Hiroki,Imai;Toshiyuki,Sato;Junichi,Yamaguchi;Konosuke,Fujita: "Agro-ecological condition of the Oxisol-Ultisol area of the Amazon River System -Report of a Survey from cerrado to Forest areas in Brazil-" Faculty of Agnculture,Hokkaido University, (1989)