第22回全國湖沼河川養殖研究會要錄
Subtitle: Shōwa 24-nen 5-gatsu kaisai
By: shusai Nagano-ken
Publisher: Nagano-ken
Published: 1949
Place of publication: Nagano-shi
Language: jpn
Number of pages: 99
Subjects: Aquaculture; Congresses; Fish culture
Other titles: Dainijūnikai Zenkoku Koshō Kasen Yōshoku Kenkyūkai yōroku; Dai 22-kai Zenkoku Koshō Kasen Yōshoku Kenkyūkai yōroku
Notes: Cover title.