Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Michiaki Sumita"'
Publikováno v:
Japanese Journal of Water Treatment Biology. 40:1-9
Publikováno v:
BUNSEKI KAGAKU. 53:883-889
本研究では,河川における重金属汚染状態を化学的視点と生物学的視点から解明することを試みた.石川県内にある旧鉱山下の河川において,堆積物を採取し,全分解と連続抽出を行い
Publikováno v:
Analytical Sciences. 20:73-78
Alga as Achnanthes minutissima among diatoms is a widely adaptable taxon on the state of an aquatic environment. In this study, it was found that diatom had a specific tolerance to heavy metals (Cu, Zn, Pb, and Cd etc.) in river water samples, becaus
Autor:
Michiaki Sumita, Toshiharu Watanabe
Publikováno v:
Japanese Journal of Water Treatment Biology. 33:65-80
In the upperstream basin of the River Nabetani, Ishikawa Prefecture, there are deposit areas of pottery stone containing pyrites as one of the inpurites. This mineral used to make the river water in the upperstream strongly acidic (pH 3.6) . And the
Autor:
Toshiharu Watanabe, Michiaki Sumita
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 56:137-144
It the R. Shimanto and its tributaries, 17 samples of attached diatom assemblages on the river bed were collected and some physicochemical variables of river water in each sampling site were measured on 20, 21 May 1990. In this study, the following r
Autor:
Sumio Higuchi, Ryohei Tsuda, Senich Ebise, Hiroto Maeda, Yasuhiko Tezuka, Osamu Mitamura, Kazumi Asai, Toshiharu Watanabe, Seiichi Nohara, Akiko Houki, Takayoshi Kawai, Hidetake Hayashi, Shuichi Endoh, Yasumasa Itakura, Toshiyuki Saito, Michiaki Sumita, Shigeru Yamamoto, Yoshito Watanabe, Yoshimi Kakui, Yasuaki Okumura, Noriko Takamura, Munetsugu Kawashima, Takayoshi Tsuchiya, Morihiro Aizaki, Michio Kumagai, Seiichi Kasuga, Yukihiro Nojiri, Tetsuya Narita, Tokio Okino, Akira Kawai, Iwao Okamoto, Yoshio Sakurai
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 51:109-120
Autor:
Yoshito WATANABE, Yoshio SAKURAI, Tokio OKINO, Hidetake HAYASHI, Sumio HIGUCHI, null Members Of Routine Observation Grou, null Lake Kizaki Research Group, Yasuhiko TEZUKA, Shuichi ENDOH, Iwao OKAMOTO, Yasuaki OKUMURA, Yasumasa ITAKURA, Michio KUMAGAI, Ryohei TSUDA, Yoshimi KAKUI, Toshiyuki SAITO, Munetsugu KAWASHIMA, Shigeru YAMAMOTO, Hiroto MAEDA, Osamu MITAMURA, Akira KAWAI, Toshiharu WATANABE, Kazumi ASAI, Akiko HOUKI, Michiaki SUMITA, Tetsuya NARITA, Takayoshi KAWAI, Senich EBISE, Morihiro AIZAKI, Yukihiro NOJIRI, Seiichi KASUGA, Noriko TAKAMURA, Seiichi NOHARA, Takayoshi TSUCHIYA
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 51:15-48
Autor:
Kenzi TAKAMURA, Michiaki SUMITA
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 51:123-126
Autor:
Michiaki Sumita, Toshiharu Watanabe
Publikováno v:
Japanese Journal of Water Treatment Biology. 12:65-72
Autor:
Michiaki Sumita, Toshiharu Watanabe
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 44:329-340
WATANABE (1982) developed an equation to obtain the river pollution index (RPIB) by which he tried to assess the general state of river pollution. This equation is based upon the water quality chart obtained from biological assessment. The water qual