How effective are tree improvement programs in the 50 States?
By: Christopher D. Risbrudt and Stephen E. McDonald.
Contributors: McDonald, Stephen E.; North Central Forest Experiment Station (Saint Paul, Minn.)
Series: Research paper NC -- 276.
Publisher: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
Published: 1986
Place of publication: [Saint Paul, Minn.]
Language: eng
Subjects: Forest genetics -- United States.; Trees -- Breeding.
Notes: Cover title.

Bibliography: p. 6.

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