Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Yasuhiko Tezuka"'
Autor:
Yasuhiko Tezuka
Publikováno v:
Microbial ecology. 19(3)
The effect of carbon∶nitrogen∶phosphorus (C∶N∶P) ratio of organic substrates on the regeneration of ammonium and phosphate was investigated by growing natural assemblages of freshwater bacteria in mineral media supplemented with the simple or
Publikováno v:
Archiv für Hydrobiologie. 130:143-162
Autor:
Yasuhiko Tezuka
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 55:171-174
湖水中の懸濁態リン(PP)が潜在的に生物可給態であるかどうかを確めるために,植物プランクトンが高密度に発生している池水と8月に琵琶湖北湖沖帯の水深5m層から採取したセストンの濃
Autor:
Yasuhiko Tezuka, Shin-ichi Nakano
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 54:85-90
Lake water collected in mid-August 1991 at a pelagic site in the south basin of Lake Biwa was poured into 2 1 flasks, enriched with various nutrients (control, phosphate, phosphate plus Fe-EDTA, and phosphate plus nitrate), and incubated at 27°C und
Autor:
Yasuhiko Tezuka
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 53:139-144
Although the north (main) basin of Lake Biwa has become progressively eutrophicated since the beginning of this century, its eutrophication was not so marked for the last 24 years from the standpoints of such physical and chemical parameters indicati
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:
Yasuhiko Tezuka, Shin-ichi Nakano
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 54:331-332
Autor:
Yasuhiko Tezuka
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 50:149-155
Microcystis and Anabaena were collected from their natural environments and decomposed under aerobic conditions in the laboratory. They had low C : N : P ratios (74 : 13 : 1 for Microcystis and 58 : 8 : 1 for Anabaena, by weight) and released both di
Autor:
Takuo NAKAJIMA, Yasuhiko TEZUKA
Publikováno v:
Japanese Journal of Limnology (Rikusuigaku Zasshi). 35:117-123