Scientific Publications
| Miscellaneous Reports of the Institute for Nature Study | date of publication | |
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| Miscellaneous Reports of the Institute for Nature Study No.30 | March 1999 | |
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| Sugawara, T. : | P.1 | |
| Acid rain in the Institute for Nature Study (3) |  |
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| Hisai, N.: | P.17 | |
| Notes on newly or rarely observed animal species in the Institute for Nature Study (11) | |
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| 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) | |
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