Table 6. Stomatal resistance in healthy and diseased (common spear rot\crown disease) oil palms).

(condition) Stomatal resistance
leaf position mean Standard deviation
Healthy) 9 104.4 13.1
17 163.5 41.3
Diseased 9 119.0 28.9
17 171.8 72.2

1. Data taken between 9:30 and 11:00 a.m, August 31, 1990. Stomatal resistence in sec\cm; each number is the mean from 10 plants.