Some ecological aspects of the two different schools in body length of pond smelt, Hypomesus transpacificus nipponensis in Lake Kasumigaura-estimation of the hatching date for each school.
収録刊行物
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- Bull.Ibaraki Pref.Freshwater Fish.Exp.Stn.
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Bull.Ibaraki Pref.Freshwater Fish.Exp.Stn. 29 13-27, 1993