International Fertilizer Development Center2007-11-121987-04-012007-11-121982http://hdl.handle.net/10625/8802Text31 p. : ill.enFERTILIZERSPHOSPHATESSOIL TYPESTROPICAL ZONESUBTROPICAL ZONELATIN AMERICARESEARCH RESULTSCompletion report / Efficient Utilization of Phosphate Fertilizers in Acid Soils of the Tropics and Subtropics (Phase III)IDRC Final Report