Soybean spiders
Subtitle: species composition, population densities, and vertical distribution
By: Charles D. LeSar and John D. Unzicker.
Contributors: Unzicker, John D.; Illinois. Natural History Survey Division
Series: Biological notes -- no. 107
Publisher: Illinois Natural History Survey
Published: 1978
Place of publication: Champaign, Ill
Language: eng
Number of pages: 14
Subjects: Soybean -- Diseases and pests -- Illinois; Spiders
Notes: Cover title.

"July 1978."

Includes bibliographical references (p. 14).