Comparative Analysis of Salt Tolerance of Three Nitraria Species Growth and Physiological Response of Nitraria tangutorum to Salt Stress Tolerance mechanism of crops to Cd pollution Sub-cellular Fraction of Heavy Metals and Production of Phytochelatins in Zizania latifolia Exposed to Cadmium and Lead Advances in salt-tolerance mechanisms of Suaeda plants Study on cold acclimation and freezing-tolerance mechanism of Aucuba japonica cv. Variegata Progress in water stress physiology and drought tolerance mechanism of horticultural plant Research progresses in aluminum tolerance mechanisms in plants Research Advances on the Mechanisms of Heavy Metal Tolerance in Plants Research Progress of Genetic Engineering on Plant Salt Tolerance Research progress in Nematode cold tolerance