Insecta, Homoptera, Aphididae .
Description, Biology, Life Cycle, Damage, Common Names, Images
A heteroecious aphid occurring in spring on the underside of leaves of pear, a migration to grasses, especially Poa and Brachypodium, taking place in the summer.
Affected leaves curl around the shoot, which remains straight, and become progressively yellow.
DE: Braune Birnenblattlaus ES: Pulgón pardo del peral FR: Puceron brun du poirier IT: Afide bruno del pero PT: Piolho castanho da pereira GB: Brown pear aphid, Pear-grass aphid
HYPPZ on line : Species (scientific name), Pests (common names), Glossary, Crops.