Chromaphis juglandicola (Kaltenbach, 1843)
european walnut aphid, small walnut-aphid
on Juglans
Juglans regia, Hongarije, Mosonmagyaróvár, 23.v.2018 © László Érsek
colony
detail
aptera
aptera
alate
gall
pale lemon yellow aphids scattered over the underside of the leaves. Sometimes also on the developing fruits. Infected leaves may curl, yellow and drop.
host plants
Juglandaceae, monophagous
Juglans nigra, regia.
references
Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a), Blackman & Eastop (2014), Börner & Franz (1956a), Buhr (1964b), Heie (1982a), Hellrigl (2004a), Lampel & Meier (2003a), López Rodríguez & Nieto Nafría (1983a), Mier Durante & Nieto Nafría (1981a, 1997a), Nieto Nafría, Carnero Hernández & Mier Durante (1977a), Nieto Nafría & Mier Durante (1981a, 1998a), Osiadacz & Wojciechowski (2008a), Pérez Hidalgo, Martínez Peláez & Nieto Nafría (2001a), Petrović (1998a), Ripka, Reider & Szalay-Marzsó (1998a), Stroyan (1977a), Suay Cano & González Funes (1998c), Weis (1955a), Wieczorek & Kanturski (2011a), Wojciechowski, Depa, Halgoš ao (2016a).