00347nam a2200121 a 450000100080000000500110000800800410001910000150006024500890007526000340016430000090019865300180020711133422000-10-23       1954    bl uuuu     u0uu1 u    #d1 aFLOR, H.H.  aIdentification of races of flax-rust by lines winth single rust. conditinging genes.  aa[s.l.]: U.S. DEP. AGR.c1954  a25p.  aFITOPATOLOGIA