00953naa a2200181 a 450000100080000000500110000800800410001910000230006024500500008326000090013352004920014265000230063465000090065765300180066670000170068470000210070177300490072216486162000-02-01       1995    bl ---       0--  u    #d1 aCORDEIRO, Z. J. M.  aBlak sigatokabimpact and control strategies.  c1995  aThe expected arrival of the black Sigatoka leaf disease in Brazil cause serious problems for the contry's huge banana production, because of the known susceptibility of the most popular cultivars and the low level of technology used in the great majority ofo plantations. The progress is outlined of the programme of CNPMF-EMBRAPA to secure genetic control of this disease by the substitution of existing cultivars by resistant ones, either produced in Brazil or introduced from outside.  agenetic resistance  aMusa  aPloidy levels1 aSHEPHERD, K.1 aDANTAS, J. L. L.  tActa Horticulturaegn.370, p. 133-137, 1995.