00447naa a2200145 a 450000100080000000500110000800800410001910000170006024500530007726000090013030000160013965000090015570000200016477301170018421195322020-01-29       1991    bl uuuu     u00u1 u    #d1 aSMYTH, T. J.  aContinuous cropping experiment in ManausbM-901.  c1991  ap. 252-254.  aSolo1 aCRAVO, M. D. S.  tIn: McBRIDE, T. P. (Ed.). Tropsoils technical report, 1988-1989. Raleigh: North Carolina State University, 1991.