ABSTRACT
Oxydia vesulia (Cramer, 1779) (Lepidoptera: Geometridae) is considered one of the most important defoliator of Eucalyptus. Development was studied at temperature of 25 ± 1 oC, 70 ± 3 % RH and 14 L: 10D, The duration of the first, second, third, fourth, fifth, sixth and seventh stage was 4.15, 3.98, 3.72, 4.29, 5.22, 7.65, 8.00, 29.21, 2.05, 13.65, 14.61and 60.18 days, respectively, The sex ratio was 0.44; the fecundity was 1970.96; the fertility was 961.44 eggs; the fertility rate was 48.78% and the mean egg masses per female 5.30.
Keys words
lepidoptera; pest and eucalyptus