Bionomics and control of the two-spotted spider mite on pear in southern Oregon
By: [Peter Westigard, Porter Lombard, and Donald Berry].
Contributors: Lombard, P. B.; Berry, Donald W.
Series: Technical bulletin / Oregon State University, Agricultural Experiment Station -- 101.; Technical bulletin (Oregon State University. Agricultural Experiment Station) -- 101.
Publisher: Agricultural Experiment Station, Oregon State University
Published: 1967
Place of publication: Corvallis
Language: eng
Number of pages: 32
Subjects: Tetranychus urticae -- Oregon.; Pear -- Diseases and pests -- Oregon.; Spider mites -- Oregon.
Notes: Cover title.

Bibliography: p. 31-32.