
Keywords: مان کندل; Biodegradation; Groundwater; Intrinsic bioremediation; Methyl tert-butyl ether (MTBE); Petroleum hydrocarbon; BTEX; benzene-toluene-ethylbenzene-xylenes; bgs; below ground surface; DGGE; denaturing gradient gel electrophoresis; IB; intrinsic bioreme