form up to 826.6 metric tons and 45.5 metric tons to be used in agriculture especially in rice field [2]. It was detected 0.2 mg/kg soil in rice field, North- Eastern, Thailand [3]. Biostimulation refers to the addition of nutrients, air or oxygen into the contaminated systems with an attempt to stimulate the indigenous microbial population to degrade the contaminants of concern. Advantages of this method are simple to maintain, applicable over large areas, cost-effective, and leads to the complete destruction of the contaminant [4]. Biostimulation has been reported to successfully