1.2.1.96 2,4-xylenol degradation to protocatechuate - - 1.2.1.96 4-hydroxymandelate degradation - - 1.2.1.96 4-methylphenol degradation to protocatechuate - - 1.2.1.96 aerobic toluene degradation aerobic toluene degradation - 1.2.1.96 Microbial metabolism in diverse environments - 01120 1.2.1.96 Toluene degradation - 00623