^pKey;
Laboratory;
of;
Soil;
and;
Sustainable;
Agriculture,;
Institute;
of;
Soil;
Science,;
Chinese;
Academy;
of;
Sciences,;
Nanjing;
210008,;
China;
^pOpen;
Laboratory;
of;
Soil;
and;
Environment,;
Institute;
of;
Soil;
Science;
and;
Hong;
Kong;
Baptist;
University,;
Nanjing;
210008,;
China;
^pof;
Resources;
and;
Environmental;
Sciences,;
Nanjing;
Agricultural;
University,;
Nanjing;
210095,;
China;
多环芳烃; 农业土壤; 微生物修复; 有机废物; 植物生长; PAHs; 紫花苜蓿; 老年;