Fig. 3. Cumulative mean drainage along with P and K leached ( ± 1 s.e.) during the approximately 45 mo of data collection spanning from February 1999 to April 2003 on the MS (filled circles) and SA (unfilled circles) landscape models (based on n = 4 plots). Labels on the x axis represent the months of June (Jun) and December (Dec) for a given year. Data collected during the wet season are in the shaded region and the dry season data are not shaded.