Fig. 1. Mineralization kinetics of chlorpyrifos at spiking levels of 5 m g g ?1 and 25 m g g ?1 in Balai Ringin (:), Tarat ( - ), and Semongok (A) soils. Full lines are due to first-order fitting. Vertical bars represent standard deviations (n ¼ 3).
Fig. 1. Mineralization kinetics of chlorpyrifos at spiking levels of 5 m g g ?1 and 25 m g g ?1 in Balai Ringin (:), Tarat ( - ), and Semongok (A) soils. Full lines are due to first-orderfitting. Vertical bars represent standard deviations (n ¼ 3).