Pheromone Systems

However, brevicomin does not appear to have a role in the pheromone system of D. ponderosae and transverbenol is not attractive to D. brevi- comis. It is possible that each species perceives the pheromone of the other even though no behavioral response is elicited (Payne 1970). Hence, differences in minor secondary compounds may be accentuated […]