Potato aphid
more than 20 families. Various vegetable and ornamental crops grown in greenhouses are colonized, including tomato, aubergine and roses. Damage symptoms [...] occurs early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low [...] wingless forms of adults and a great variety in colour. When reproduction is asexual, the young aphids are born as developed nymphs. They immediately start