Table 2. Leaf 17 nutrient contents in an oil palm experiment using increasing amounts of phosphorus (kg/ha/year) planted in an andisol (average data: 2001).

  % mg/kg
Tratments N P K Ca Mg S Fe Mn B Cu Zn Mo Al
0 2.55 0.16 0.75 0.87 0.28 0.17 41.9 151 16.8 2.82 12.57 0.12 19
25 2.48 0.17 0.79 0.88 0.26 0.17 34.6 184 20.3 2.58 11.81 0.30 15
50 2.42 0.18 0.79 0.93 0.31 0.17 49.2 203 26.9 2.86 13.73 0.12 24
75 2.47 0.17 0.78 0.89 0.31 0.17 41.5 222 19.2 2.86 12.99 0.12 21
100 2.58 0.16 0.68 0.92 0.25 0.17 31.3 127 20.6 2.60 11.76 0.12 16
125 2.55 0.18 0.75 0.99 0.33 0.18 43.6 223 20.6 2.99 16.04 0.12 23