01180nam0-22003131i-450-99000205312040332120090427135605.0000205312FED01000205312(Aleph)000205312FED0100020531220030910d1973----km-y0itay50------baengProceedings of the second international symposium on biological control of weeds, Rome, october 1971ed. by Paul H. DunnSloughCommonwealth agricultural bureauxCAB1973225 p.25 cmCommonwealth institute of biological control miscellaneous publication6Lotta biologicaCongressi632.7Dunn,Paul H.International symposium on biological control of weeds<2. ;1971 ;Roma>360866Commonwealth Institute of Biological ControlITUNINARICAUNIMARCBK99000205312040332161 VI D.8/276987 (6/5/98)DAGENDAGENProceedings of the second international symposium on biological control of weeds, Rome, october 1971406040UNINA