Morphology of the internal reproductive organs in relation to the sex pheromone glands of the spear-marked black moth
By: by Richard A. Werner.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.).
Series: USDA Forest Service research note PNW ; 294; USDA Forest Service research note PNW -- 294.
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1977
Place of publication: Portland, Or
Language: eng
Subjects: Moths -- United States.; Generative organs, Female.; Gonads.
Notes: Caption title.

Issued Mar. 1977.

Bibliography: p. 5.