Augmentation of ground beetles (Col., Carabidae) in cereal fields by boundary strips and herbicide-free crop edges
Welling, M. (Biologische Bundesanstalt fuer Land- und Forstwirtschaft, Darmstadt (Germany). Inst. fuer Biologische Schaedlingsbekaempfung) ; Bathon, H ; Klingauf, F ; Langenbruch, G.-A
Weinheim (Germany): VHC 1990
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