Black bean aphid
widespread in temperate regions, where it is a serious economic pest of beans. It is highly polyphagous, and attacks a wide range of other crops. Damage symptoms [...] plant but can spread all over the plant. Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the [...] appearance of Black bean aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses