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mouche grise des céréales (Delia coarctata, Hylemya coarctata, Phorbia coarctata, Delia coarctata, Hylemya coarctata, Phorbia coarctata); mouche grise du blé (Delia coarctata, Hylemya coarctata, Phorbia coarctata, Delia coarctata, Hylemya coarctata, Phorbia coarctata) |