00575nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067100001800076245009600094260006400190300002300254440005200277650005700329700001900386Para_4037CHAP220125s1964    xx            000 0 und d  a202507  cCHAP  aHodson, A. C.  aRecognition and control of scale insects on trees & shrubs  /c A. C. Hodson, J. A. Lofgren  aSt. Anthony Park, Minn.  :b Agricultural Extension Service  a1 hoja desplegable  aMinnesota. Agr. Ext. Ser. Extension Folder; 207  aLecanium  Olmo x Plagas  Arboles frutales x Plagas  aLofgren, J. A.