00454naa a2200157 a 450000100080000000500110000800800410001910000170006024500830007726000090016070000210016970000180019070000200020870000170022877300510024518270732010-01-10       1968    bl ---       0--  u    #d1 aPURDY, L. H.  aA proposed standard method for ilustrating pedigrees of small grain varieties.  c19681 aLOEGERING, W. Q.1 aKONZAK, C. F.1 aPETERSON, C. J.1 aALLAN, R. E.  tCrop Science, Madisongv. 8, p. 405-406, 1968.