March 1989
Miscellaneous Reports of the Institute for Nature Study No.20
Nobuo Hisai
P.1
Notes on newly or rarely observed animal species in the Institute for Nature Study (2)（リンクを新しいタブで開きます）(8.1 MB)
Shinji Chiba and Naoki Sakamoto
P.15
A note on the birds of the Institute for Nature Study (supplement 1985-1988)（リンクを新しいタブで開きます）(2.3 MB)
Kan-ichi Sakagami, Atsushi Okuyama, Haruo Tanaka and Ryunosuke Hamada
P.21
Soil in the Institute for Nature Study -Status of soil microflora of a hydro-catena-（リンクを新しいタブで開きます）(5.1 MB)
Naoya Abe, Yasuo Uchida, Hitoshi Fujimura, Takashi Fujii and Norio Yanagisawa
P.31
Studies of the cranes in Izumi, Kagoshima, Japan 15: Population and its seasonal change of the cranes in Izumi in 1987-1988（リンクを新しいタブで開きます）(6.1 MB)
Shinji Chiba and Naoya Abe
P.41
Studies of the cranes in Izumi, Kagoshima, Japan 16: The inquiry about the distribution of cranes in western and central Japan（リンクを新しいタブで開きます）(3.9 MB)
Touichi Sugawara and Shinji Chiba
P.49
Studies of the cranes in Izumi, Kagoshima, Japan 20: Meteorological survey in Izumi (2) Meteorological records of 1987 and 1988（リンクを新しいタブで開きます）(4.8 MB)