Study on Ascorbic Acid and Relative Enzymes Against Cadmium Stress in the Roots of Vicia sativa L. Effects of β-aminobutyric Acid on Physiological Characteristics of Chrysanthemum Under Cd Stress Effects of β-aminobutyric Acid on Physiological Characteristics of Chrysanthemum Under Cd Stress Inter-and intraspeific differences of crops in cadmium toleranceⅠ.Interspecific difference Glucose alleviates cadmium toxicity by increasing cadmium fixation in root cell wall and sequestration into vacuole in Arabidopsis Analysis of differentially expressed proteins in Perilla frutescens (L.) Britt. leaves under cadmium stress