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Differential susceptibility of 19 white pine species to woolly aphid (Pineus coloradensis) /

Bibliographic Details
Main Author: Hoff, R. J. (Raymond J.)
Corporate Authors: Intermountain Forest and Range Experiment Station (Ogden, Utah), United States. Forest Service
Other Authors: McDonald, G. I. (Geral I.)
Format: Government Document Book
Language:English
Published: Ogden Utah : Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1977.
Series:USDA Forest Service research note INT ; 225.
Subjects:
Aphids > Host plants > North America.
White pine > Diseases and pests > North America.
Description
Item Description:Issued Aug. 1977.
Physical Description:6 pages : illustrations ; 27 cm.
Bibliography:Bibliography: page 6.