00523naa a2200157 a 450000100080000000500110000800800410001910000180006024500990007826000090017730000160018665000090020270000200021170000170023177301170024821195392020-01-29       1991    bl uuuu     u00u1 u    #d1 aMELGAR, R. J.  aTiming and distribution of fertilizer N placement for corn in a Central Amazon OxisolbM-910B.  c1991  ap. 275-277.  aSolo1 aCRAVO, M. D. S.1 aSMYTH, T. J.  tIn: McBRIDE, T. P. (Ed.). Tropsoils technical report, 1988-1989. Raleigh: North Carolina State University, 1991.