@article {:1981:0015-749X:850,
	title = "Key-Word Index",
	journal = "Forest Science",
	volume = "27",
	number = "4",
	year = "1981",
	abstract = "",
	pages = "850-865",
	url = "http://www.ingentaconnect.com/content/saf/fs/1981/00000027/00000004/art00037"
}