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作者	Read, Ralph A., 1916-

標題 Douglas-fir in eastern Nebraska : a provenance study / Ralph A. Read and John A. Sprackling.

出版資料	Fort Collins, Colo. : Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1976.

說明	10 p. : ill., graph, map ; 27 cm.
系列	USDA Forest Service research paper RM ; 178
With:	Bound With: The long-horned wood-boring beetles of North Dakota (Coleoptera: cerambycidae) /
Bibliography	Bibliography: p. 10.
主題	Douglas fir.
	Forest regeneration -- Nebraska.
添加作者	Sprackling, John A.
	Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
	United States. Forest Service.
國際標準書號	pbk.
政府出版物號碼	83-B
	A 13.78:RM-178