Fig. 2

Necrotic lesions on Hessian fly infested Ae. tauschii accessions. Representative TA2452 heterozygous plants showing presence of lesions, visible as dark necrotic patches, in response to feeding by a) biotype L and b) vH13 Hessian fly larvae. c) Larvae and pupae inhabiting the sites of necrotic lesions. d) Representative TA2473 resistant plant lacking development of necrotic lesions in response to Hessian fly larval feeding