00331nam a2200133 a 450000100080000000500110000800800410001902000190006010000160007924500410009526000330013630000110016970000170018018198741998-05-19       1984    bl uuuu      00u1 u    #d  a0-08-025505-1 1 aVOSE, P. B.  aCrop Breedingba contemporary basis.  aOxford: Pergamon Pressc1984  a443 p.1 aBLIXT, S. G.