R. Hirota

发表

Treatment of Bottom Sediment containing Mercury and Monitoring Method Using Fishes

Yasuyuki Nakayama, K. Kyuma, R. Hirota, 1992 .

Dry weight and chemical composition of the important zooplankton in the Setonaikai (Inland Sea of Japan)

R. Hirota, 1981 .

Toxicity of heavy metals to brine shrimp Artemia

R. Hirota, S. Gajbhiye, 1990 .

Microdistribution of the marine copepodOithona davisae in the shallow waters of Ariake-kai mud flats, Japan

R. Hirota, 1990 .

On the Morphological Variation of Sagitta crassa

R. Hirota, 1959 .

Zooplankton Investigations in the Setonaikai (Inland Sea of Japan), II: Occurrence of Zooplankton in the Eastern Half of the Setonaikai in September, 1963@@@1963年9月, 瀬戸内海東半部における動物プランクトンの出現状況

R. Hirota, 1968 .

Mercury contents of copepods collected in three inland sea regions along the coast of Western Japan.

R. Hirota, M. Fujiki, S. Tajima, 1983 .

A Recent Decrease in the Mercury Content of Copepods (Crustacea) in Minamata Bay, Southwestern Kyushu

R. Hirota, M. Fujiki, S. Tajima, 1993 .

Mercury content of copepods (Crustacea) collected from the Antarctic Sea

R. Hirota, M. Fujiki, S. Tajima, 1989 .

Zooplankton investigations in the Bingo-Nada,region of the Setonaikai(Inland Sea of Japan).

R. Hirota, 1961 .

Species Composition and Seasonal Changes of Copepod Fauna in the Vicinity of Mukaishima

R. Hirota, 1962 .

Zooplankton investigations in Yatsushiro-kai, western Kyushu, I

R. Hirota, M. Hara, 1975 .

Zooplankton Investigations in Hiuchi-nada in the Setonaikai (Inland Sea of Japan):I. The Seasonal Occurrence of Copepods at the three Stations in Hiuchi-nada

R. Hirota, 1964 .