00637naa a2200241 a 450000100080000000500110000800800410001910000200006024500580008026000090013865000210014765000150016865000100018365000160019365000110020965000220022065000170024265000140025965300100027365300190028370000200030277300730032217670572000-02-29       1980    bl uuuu     u00u1 u    #d1 aFERREIRA, F. A.  aPlantas daninhas e seu controle na cultura da cebola.  c1980  achemical control  aherbicides  aweeds  aAllium Cepa  aCebola  aControle Químico  aErva Daninha  aHerbicida  aOnion  aPlanta daninha1 aSILVA, J. F. da  tInforme Agropecuario, Belo Horizontegv.6, n.62, p.35-40, fev. 1980.