00553naa a2200193 a 450000100080000000500110000800800410001910000160006024501030007626000090017952000480018865000090023665000180024565000160026365000100027965000100028965300120029977300480031119041742018-07-25       1979    bl uuuu     u00u1 u    #d1 aJOHNSON, D.  aAgroclimatological zonation of maize and grain sorghum in Northeast Brazil.h[electronic resource]  c1979  aCrop zonation; Moisture availability index.  aCorn  aGrain sorghum  aAgricultura  aMilho  aSorgo  aCultivo  tRevista Geográficagn. 89, p. 37-43, 1979.