id	keyword
brj-23877	et al
brj-23877	doi
brj-23877	species
brj-23877	tree
brj-23877	wood
brj-23877	growth
brj-23877	traits
brj-23877	light
brj-23877	forest
brj-23877	article
brj-23877	ecology
brj-23877	density
brj-23877	shade
brj-23877	tree species
brj-23877	plant