00512nam a2200205 a 450000100080000000500110000800800410001902000180006010000180007824500380009626000370013430000110017165000100018265000200019265000260021265000210023865000110025970000180027070000180028810543522016-02-25       1996    bl uuuu     u00u1 u    #d  a971-22-0071-x1 aMACKILL, D.J.  aRainfed lowland rice improvement.  aManila (Philippines): IRRIc1996  a242 p.  aARROZ  aARROZ DE SECANO  aAUMENTO DE PRODUCCION  aFITOMEJORAMIENTO  aMANEJO1 aCOFFMAN, W.R.1 aGARRITY, D.P.