Keywords turfgrass;creeping bentgrass;tall fescue;heavy metal tolerance;heavy metal accumulation;phytochelatins;phytochelatins synthase;glutathione;phytoremediation;

• 草坪草;匍匐翦股颖;高羊茅;重金属耐性;重金属积累;植物鳌合肽;植物鳌合肽合成酶;谷胱苷肽;植物修复;