Table 3. Vegetative growth of palms with normal and pyramidal stems.

  At height of leaf 41 At height of leaf 81 S1
  Stem diameter (cm)
Soil Pyramidal Normal P Pyramidal Normal P Pyramidal Normal P
Andisol 58.8 61.7 n.s. 78.0 73.6 n.s, 0.75 0.84 **
Inceptisol 52.6 54.7 n.s. 69.0 59.2 ** 0.76 0.93 **
P ** **   ** **   n.s. **  
  Rachis length (cm) PxS (cm²) Leaf area (m²)
Inceptisol 579 602 n.s. 13.8 17.0 * 7.54 8.62 *
Andisol 535 530 n.s. 12.6 12.6 n.s. 7.98 7.42 n.s.
P * **   n.s. **   n.s. **  
 

1. S = Ratio between stem diameter at level of leaf 41 and 81

2. P = probability (t Student test)