Composition of volatile extracts of male Acanthoscelides obtectus beetles derived from different seeds (black bars: Bean, grey bars: chickpea, empty bars: Chickpea/bean).

Asterisks mark pheromone compounds the ratio of which differ significantly between host lines [n = 6 males/host line, methyl (2E,4Z,7Z)-2,4,7-decatrienoate p = 0.004, methyl (E,R)-2,4,5-tetradecatrienoate p = 0.006, ANOVA p = 0.05, LSD test].