Effect of the combination of cadmium and UV-B radiation on soybean growth CADMIUM TOXICITY AND TOLERANCE IN VASCULAR PLANTS Effects of Irrigation Regimes during Grain Filling on Grain Quality and the Concentration and Distribution of Cadmium in Different Organs of Rice Studying on Effect of Cd in Combination with UV-B on Physiological Mechanism in Regulation of Soybean Epicotyl Growth Growth response, accumulation and transfer characteristics of ramie(Boehmeria nivea) under cadmium stress