Myzus persicae

Green peach aphid ( Myzus persicae)

The green peach aphid ( Myzus persicae ) is a aphid of the genus Myzus in the family of the aphids ( Aphididae ). The animals are pests. The main damage occurs by the transfer of numerous plant pathogenic viruses.

Features

The lice reach a body length of two millimeters. They come in two color options. The flightless animals of the summer generation, which have no wings are colored green; in the following, airworthy generations head and parts of the thorax are black brown to black.

Way of life

The animals live, unlike the similar black beans lice, not in colonies and are host variable. Hibernation takes place mainly in the egg stage on peach trees, as well as adult imagos at appropriate locations, where they continue to evolve after the wintering equal to is flying from the main host in May lice parthenogenetic. During the summer, several generations occur.

Damage

The main symptoms of infestation by the green peach aphid are curling of the leaves and in severe infestation yellowing symptoms in the summer hosts.

Combat

You can like potatoes also cause damage to crops, so to combat insecticides are used. The damage is not caused by the animals themselves, but by the transmission of viruses, let the leaves turn yellow.