Mosaic virus symptoms can also occur on fruits, such as squash (right).įig. 12. Mosaic virus symptoms on a pumpkin leaf (left). 11. In non-persistent transmission, aphids need only very short feeding times (usually fom tissues near the surface of leaves) to obtain the virus on their mouthparts.įig. Aphids also feed on stems (boom left) and fruit (bottom right).įig. 9. Aphid infestations can cause leaves to curl (top lefT) and/or become yellow (top right). Sparks, Jr., University of Georgia, .įig. 7. Cabbage aphids (Brevicoryne brassicae). Image courtesy of Mississippi State University Archive, Mississippi State University, .įig. 4. Green peach aphid (Myzus persicae). Image courtesy of David Cappaert, Michigan State University, .įig. Image courtesy of Scott Bauer, USDA Agricultural Research Service, .įig. Winged form of an adult green peach aphid. When aphids molt, white "skins" are left behind. 1. A green peach aphid giving birth to live young (vivipary).
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