00711naa a2200253 a 450000100080000000500110000800800410001910000200006024500780008026000090015830000130016765000110018065000140019165000120020565000130021765300110023065300120024165300160025365300110026965300230028065300140030365300140031777301260033114523742004-10-28       1984    bl uuuu     u00u1 u    #d1 aFERREIRA, L. P.  aResistencia de cultivares de girassol a podridao da medula (Erwinia spp).  c1984  ap.48-49.  aBrazil  aBactéria  aDoença  aGirassol  aBrasil  aDisease  aErwinia spp  aParana  aPodridao da medula  aSteam rot  aSunflower  tIn: EMBRAPA. Centro Nacional de Pesquisa de Soja (Londrina, PR). Resultados de pesquisa de girassol 1984. Londrina, 1984.