| Miscellaneous Reports of the Institute for Nature Study | date of publication | 
          
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            | Miscellaneous Reports of the Institute for Nature Study No.23 | March 1992 | 
          
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                |  | Chiba, S. and Sakamoto, N.: | P.1 | 
              
                |  | A note on the birds of the Institute for Nature Study (supplement 1988-1991) |  | 
              
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                |  | Hagiwara. S.: | P.11 | 
              
                |  | A seed model of glinder tree, Alsomitra macrocarpa Roem. |  | 
              
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                |  | Kamei, H. and Okutomi, K. : | P.21 | 
              
                |  | Constructive processes of the population of Trachycarpus fortunei and its ecological backgrounds in the Institute for Nature Study, Tokyo (I): Characteristics in the distributional expansion of T. fortunei |  | 
              
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                |  | Sugawara, T.: | P.37 | 
              
                |  | Studies of the cranes in Izumi, Kagoshima, Japan 26: Meteorological survey in Izumi (4) Distribution of the air temperature |  | 
              
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                |  | Chiba, S. and Abe, N.: | P.45 | 
              
                |  | Studies of the cranes in Izumi, Kagoshima, Japan 27: The inquiry about the distribution of cranes in western and central Japan |  | 
              
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                |  | Chiba, S.: | P.53 | 
              
                |  | Studies of the cranes in Izumi, Kagoshima, Japan 28: The studies on protection and management of the hooded and the white-naped cranes designated to endanger species by ICBP (1985-1989) |  | 
              
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