00849nam a2200337 a 450000100080000000500110000800800410001910000180006024500580007826000460013630000100018265000220019265000250021465000240023965000180026365000180028165000080029965000120030765000130031965000180033265000150035065000150036570000170038070000170039770000170041470000130043170000160044470000180046070000180047870000150049610003402014-02-22       1970    bl uuuu     u00u1 u    #d1 aCARLSON, R.F.  aNorth american applesbvarieties, rootstocks, outlook  aMichigan: Michigan State Universityc1970  a197p.  aCONTROL DE PLAGAS  aCOSTOS DE PRODUCCION  aDATOS DE PRODUCCION  aENRAIZAMIENTO  aESPACIAMIENTO  aEUA  aMANZANA  aMERCADEO  aPORTAINJERTOS  aTENDENCIAS  aVARIEDADES1 aDEGMAN, E.S.1 aFRENCH, A.P.1 aLARSEN, R.P.1 aMAAS, V.1 aMOWRY, J.B.1 aROLLINS, H.A.1 aUPSHALL, W.H.1 aWILCOX, E.