The results show that dealkyl -and nitro -reduced compounds are the main degradation products of trifluralin in soils, whose kind and amount depend on soil conditions.

• 结果表明氟乐灵在土壤中的降解主要形成脱烷基和硝基还原产物,降解物的种类和数量的分布均受土壤条件控制;