%S Mittelpr?fung 2003 %A Claudia Daniel %A Eric Wyss %T Efficacy of different insecticides against the woolly apple aphid (Eriosoma lanigerum) %X Questions: Efficacy of different Insecticides against the woolly apple aphid (Eriosoma lanigerum) %D 2003 %K Pflanzenschutz, Entomologie Obstbau, Blutlaus, Insektizide, insecticides, woolly apple aphid, %I Forschungsinstitut f?r biologischen Landbau (FiBL) CH-Frick %L orgprints8529