00401nam a2200157 a 450000100080000000500110000800800410001910000180006024500460007826000310012430000090015565000230016465000220018765000150020970000190022410381962014-02-22       1981    bl uuuu     u00u1 u    #d1 aCROSTON, R.P.  aA world survey of wheat genetic resources  aRoma (Italia): IBPGRc1981  a37p.  aRECURSOS GENETICOS  aTRITICUM AESTIVUM  aVARIEDADES1 aWILLIAMS, J.T.