European gypsy moth (Lymantria dispar L.) outbreaks [microform] : a review of the literature / Christopher B. Davidson, Kurt W. Gottschalk, James E. Johnson (General technical report NE ; 278)
European gypsy moth (Lymantria dispar L.) outbreaks [microform] : a review of the literature / Christopher B. Davidson, Kurt W. Gottschalk, James E. Johnson