Intraspecific variations for transmission of BYDV-PAV and -MAV isolates by the aphids Sitobion avenae and Rhopalosiphum padi E. Sadeghi, CA Dedryver, S. Tanguy and G. RiaultAgronomie, 15 7-8 (1995) 504-505DOI: https://doi.org/10.1051/agro:19950740