00558naa a2200157 a 450000100080000000500110000800800410001910000170006024501410007726000090021830000140022765000090024170000200025070000180027077301120028821195442020-02-11       1987    bl uuuu     u00u1 u    #d1 aSMYTH, T. J.  aSoil nutrient dynamics and fertility management for sustained crop production on Oxisols in the Brazilian Amazon.h[electronic resource]  c1987  ap. 88-94.  aSolo1 aCRAVO, M. D. S.1 aBASTOS, J. B.  tIn: CAUDLE, N. (Ed.). Tropsoils technical report 1985-1986. Raleigh: North Carolina State University, 1987.