Sexing spruce budworm pupae
By: Daniel T. Jennings and Mark W. Houseweart
Contributors: Houseweart, Mark W. , joint author; Northeastern Forest Experiment Station (Radnor, Pa.); United States. Forest Service
Series: USDA Forest Service research note NE -- 255
Publisher: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1978
Place of publication: Broomall, Pa
Language: eng
Subjects: Spruce budworm -- United States
Notes: Bibliography: p. 2