id	keyword
brj-22955	wood
brj-22955	density
brj-22955	aydın
brj-22955	rings
brj-22955	properties
brj-22955	grw
brj-22955	et al
brj-22955	poplar
brj-22955	doi
brj-22955	populus
brj-22955	grn
brj-22955	article
brj-22955	influence