A trial of direct control of pine engraver beetles on a small logging unit
By: by Willard L. Jackson
Series: Miscellaneous paper / Pacific Southwest  Forest and Range Experiment Station -- no. 44; Miscellaneous paper (Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)) -- no. 44.
Publisher: Pacific Southwest Forest and Range Experiment Station
Published: 1960
Place of publication: Berkeley, Calif
Language: eng
Subjects: Control; Pine engraver; Beetles
Notes: Caption title.

"February 1960."