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Tree census, Long-term permanent plot No.20, "20-sen Gunjou-Takubatu ti 5", Teshio Experimental Forest 236, Hokkaido, Japan, from 1991.
tree census, Long-term permanent plot No.853716, Selection Cutting Examination Forest No.16 (compartment 228), Nakagawa Experimental Forest, Hokkaido, tree census in 2000
tree census, Long-term permanent plot No.853716, Selection Cutting Examination Forest No.16 (compartment 228), Nakagawa Experimental Forest, Hokkaido, tree census in 2010
tree census, Long-term permanent plot No.863717, Selection Cutting Examination Forest No.17 (compartment 173), Nakagawa Experimental Forest, Hokkaido, tree census in 1986
tree census, Long-term permanent plot No.863717, Selection Cutting Examination Forest No.17 (compartment 173), Nakagawa Experimental Forest, Hokkaido, tree census in 1991
tree census, Long-term permanent plot No.863717, Selection Cutting Examination Forest No.17 (compartment 173), Nakagawa Experimental Forest, Hokkaido, tree census in 1996
tree census, Long-term permanent plot No.863717, Selection Cutting Examination Forest No.17 (compartment 173), Nakagawa Experimental Forest, Hokkaido, tree census in 2001
tree census, Long-term permanent plot No.863717, Selection Cutting Examination Forest No.17 (compartment 173), Nakagawa Experimental Forest, Hokkaido, tree census in 2011
tree census, Long-term permanent plot No.883718, Selection Cutting Examination Forest No.18 (compartment 230), Nakagawa Experimental Forest, Hokkaido, tree census in 1988
tree census, Long-term permanent plot No.883718, Selection Cutting Examination Forest No.18 (compartment 230), Nakagawa Experimental Forest, Hokkaido, tree census in 1993