© Benaki Phytopathological Institute
Papachristos & Stamopoulos
94
all doses tested (Mann-Whitney U test, Table
5). Males that survived the two higher doses
weighted significantly less compared to the
control males (F
3, 79
= 4.246, P < 0.01), where-
as the weight of the female survivors was not
significantly affected (F
3, 116
= 2.489, P > 0.05).
Figure 1.
Mortality of
Acanthoscelides obtectus
larvae and pupae after exposure to three essential oil vapours [columns
within each dose and essential oil capped by the same letter do not differ significantly (t-test: P>0.05)].