Number 30

March 1999
Miscellaneous Reports of the Institute for Nature Study No.30

Sugawara, T.

P.1
Acid rain in the Institute for Nature Study (3)（リンクを新しいタブで開きます）(6.5 MB)

Hisai, N.

P.17
Notes on newly or rarely observed animal species in the Institute for Nature Study (11)（リンクを新しいタブで開きます）(4.9 MB)

Fujimura, B., Sugawara, T., Mutoh, M. and Chiba, S.

P.25
A study on alteration of urban environment in relation to human activity and birds (especially crows) life (1997)（リンクを新しいタブで開きます）(7.3 MB)