Dai 2-kai Shizen Jōka Shinpojūmu
Subtitle: Shizen jōka kinō ni yoru suishitsu kaizen : kijitsu Shōwa 60-nen 3-gatsu 19-nichi--20-nichi : kaijō Kokuritsu Kōgai Kenkyūjo : tokubetsu kenkyū "shizen jōka kinō ni yoru suishitsu kaizen ni kansuru sōgō kenkyū" shinpojūmu hōkoku = Proceedings of Symposium on Self-Purification in Aquatic Environment : effective use of natural ecosystems for water quality management
Contributors: Kokuritsu Kōgai Kenkyūjo
Publisher: Kokuritsu Kōgai Kenkyūjo
Published: 1985
Place of publication: Ibaraki-ken Tsukuba-gun Yatabe-machi
Language: jpn
Number of pages: 112
Subjects: Water; Biological treatment; Congresses; Purification
Other titles: Proceedings of Symposium on Self-Purification in Aquatic Environment.
Notes: Cover title.

In Japanese.

Includes bibliographical references.