Seeds of Elsholtzia splendens Nakai ex F.Maekawa are incubated in Hoagland media containing copper, iron or /and lead, in order to evaluate toxicity of several metals on plants.

• 采用种子萌发实验方法,研究了不同浓度铜、铁、铅单一及复合污染对铜草幼苗生长的影响。