Biwako suishitsu hozen taisaku kōdō keikaku
Edition: Kaiteiban
Publisher: Biwako Suishitsu Hozen Taisaku Kōdō Keikaku Suishin Kyōgikai
Published: 1998
Place of publication: [Ōtsu-shi]
Language: jpn
Number of pages: 92
Subjects: Lake ecology; Water quality management
Notes: Cover title.