Pheromone Production, Attraction, and Interspecific Inhibition among Four Species of Ips Bark Beetles in the Southeastern USA

Table 5

Chiral analysis of ipsdienol in three species of Ips.

	Ipsdienol
	(+)-(S)	(−)-(R)
I.   avulsus	85.4%	14.6%
I.   pini	61.4%	38.6%
I.   calligraphus	21.0%	79.0%