This study explores the responses of three Polygonaceae species to water stresses and pollutants exposures , the choosing plants are Polygonum criopolitanum, Polygonum chinense and Polygonum hydropiper. This study includes two phrases: preliminary experiments phrase and executive experiment phrase. In the first phrase mainly responsible for cultivate and domesticated three plants.
The first phrase experiment shows that after 30 days cultivation, the plants can stay in stable growth stages, after another...