Rhopalosiphum rufiabdominale (Sasaki, 1899)
rice root aphid
on Prunus, primary host plant
parasite
Apterae 2-3 mm, reddish or greenish-brown with bluish-white mealy wax on sides of body and forming dorsal cross-bands. In spring colonies on young leaves, stems and suckers.
host plants
Rosaceae, monophagous
Prunus armeniaca. domestica.
polyphagous on secondary host plants
parasite
Apterae 1-3 mm, olive green, dark green or brownish with yellowish tints, with a rusty suffusion around bases of siphunculi and on posterior dorsum. At the roots.
host plants
Capsicum annuum; Cucurbita pepo; Setaria; Solanum melongena.
distribution within Europe
Around the Mediterranean; elsewhere only in greenhouses.
notes
An important pest on rice in tropical Asia, where the species is native. Observations on aphids on the primary host plants in Italy suggest the the species is going to be established in Europe.
references
Barbagallo & Massimino Cocuzza (2014a), Barbagallo & Pollini (2014a), Blackman & Eastop (2018), Heie (1986a), Łabanowski (0000a), Mifsud, Mangion, Azzopardi ao (2011a), Nieto Nafría & de Benito Dorrego (1976a), Nieto Nafría, Mier Durante, García Prieto & Pérez Hidalgo (2005a).