info:oai:orgprints.org:10391info:ofi/fmt:xml:xsd:bookEyreM.D.Eyre, M.D.VolakakisN.Volakakis, N.ShottonP.N.Shotton, P.N.LeifertC.Leifert, C.2007The Effects of Crop Type and Production Systems on the Activity of Beneficial Invertebratesproceeding