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tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 1985
tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 1990
tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 1995
tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 2000
tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 2010
tree census, Long-term permanent plot No.803601, Fraxinus mandshurica plantation No.01 (compartment 220), Nakagawa Experimental Forest, Hokkaido, tree census in 2020
tree census, Long-term permanent plot No.803602, Fraxinus mandshurica plantation No.02 (compartment 214・220), Nakagawa Experimental Forest, Hokkaido, tree census in 1980
tree census, Long-term permanent plot No.803602, Fraxinus mandshurica plantation No.02 (compartment 214・220), Nakagawa Experimental Forest, Hokkaido, tree census in 1985
tree census, Long-term permanent plot No.803602, Fraxinus mandshurica plantation No.02 (compartment 214・220), Nakagawa Experimental Forest, Hokkaido, tree census in 1990
tree census, Long-term permanent plot No.803602, Fraxinus mandshurica plantation No.02 (compartment 214・220), Nakagawa Experimental Forest, Hokkaido, tree census in 1995