Effects of soil Pb pollution on growth of Brassica chinensis and Ipomoea aquatica and soil urease activities were investigated in three different soils through pot experiment in the greenhouse.

• 通过温室盆栽试验研究了草甸棕壤、红壤和灰色石灰土的人为铅污染对青菜和蕹菜生物量、铅含量及土壤脲酶活性的影响。