Boush, G. M. and Baerwald, R. J. 1967. Courtship behavior and evidence for a sex pheromone in the apple maggot parasite, Opius alloeus Annals of the Entomological Society of America 60:865-866
Boush, G. M. and Baerwald, R. J. 1967. Courtship behavior and evidence for a sex pheromone in the apple maggot parasite, Opius alloeus Annals of the Entomological Society of America 60:865-866