A. craccivora

Aphis craccivora Koch, 1854

Cowpea aphid

Morphological characters

1.4-2 mm.
Apterous: greyish with light waxy pruinosity; adult apterous are black glossy.
Alate: body black, antennae same length as body, cornicles short, broad and black, cauda black.

See identification file

Life cycles

Essentially anholocyclic.

Host plants   

Highly polyphagous with preference for Fabaceae: Vicia spp (broad bean), Medicago (lucerne), Robinia pseudoacacia (false-acacia) but also on Asteaceae, Cucurbitaceae, Liliaceae, Solanaceae, and Rutaceae for example.

Particular characteristics

This species is visited by ants.

Agronomic impact

A. craccivora causes direct damage if it proliferates abundantly on young plants and transmits numerous diseases like the cucumber mosaic virus (CMV).

Predators

Parasitoids

In this folder

Modification date : 07 February 2023 | Publication date : 23 September 2010 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet