Effects of yeast extract, glucose, peptone, soil extract and metal ions Ca 2+ , Mg 2+ , Fe 2+ , Fe 3+ , Al 3+ , Mn 2+ , Co 2+ , Zn 2+ , Li +, Cu +, Cu 2+ , Ba 2+ , Ni 2+ on degradation of p nitrophenol(PNP)by DLL E4 (Pseudomonas putida) were studied.

• 研究了酵母膏、葡萄糖、蛋白胨、土壤浸液及Ca2 +、Mg2 +、Fe2 +、Fe3 +、Al3 +、Mn2 +、Co2 +、Zn2 +、Li+、Cu+、Cu2 +、Ba2 +、Ni2 +等 13种金属离子对甲基对硫磷降解菌DLL E4降解对硝基苯酚的影响。