Peroral bioassay of nucleopolyhedrosis viruses in larvae of the western spruce budworm
By: Mauro E. Martignoni and Paul J. Iwai
Contributors: Iwai, Paul J; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); Canada/United States Spruce Budworms Program
Series: Research paper PNW -- 285
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1981
Place of publication: Portland, Or
Language: eng
Number of pages: 20
Subjects: Insects -- Larvae -- Diseases; Western spruce budworm; Virus diseases
Notes: "Canusa, Canada/United States Spruce Budworms Program."

"July 1981."

Bibliography: p. 18-19