Proceedings of the twelfth Lake States Forest Tree Improvement Conference
Contributors: North Central Forest Experiment Station (Saint Paul, Minn.)
Series: General technical report NC -- 26
Publisher: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
Published: 1975
Place of publication: [St. Paul, Minn.]
Language: eng
Number of pages: 206
Subjects: Forest management -- Congresses
Notes: Cover title

Held jointly with Canadian Tree Improvement Association at Petawawa Forest Experiment Station, Chalk River, Ont

Includes bibliographies