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tree census, Long-term permanent plot No.773708, Selection Cutting Examination Forest No.8 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1987
tree census, Long-term permanent plot No.773708, Selection Cutting Examination Forest No.8 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1992
tree census, Long-term permanent plot No.773708, Selection Cutting Examination Forest No.8 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 2002
tree census, Long-term permanent plot No.773709, Selection Cutting Examination Forest No.9 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1977
tree census, Long-term permanent plot No.773709, Selection Cutting Examination Forest No.9 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1982
tree census, Long-term permanent plot No.773709, Selection Cutting Examination Forest No.9 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1987
tree census, Long-term permanent plot No.773709, Selection Cutting Examination Forest No.9 (compartment 132・133), Nakagawa Experimental Forest, Hokkaido, tree census in 1992
tree census, Long-term permanent plot No.773710, Selection Cutting Examination Forest No.10 (compartment 198), Nakagawa Experimental Forest, Hokkaido, tree census in 1977
tree census, Long-term permanent plot No.773710, Selection Cutting Examination Forest No.10 (compartment 198), Nakagawa Experimental Forest, Hokkaido, tree census in 1982
tree census, Long-term permanent plot No.773710, Selection Cutting Examination Forest No.10 (compartment 198), Nakagawa Experimental Forest, Hokkaido, tree census in 1987