Effect of Salt Stress on the Growth and Some Physiological Characteristics in Parthenocissus quinquefolia Cuttings Impact of Burning, Cutting, and Chemicals on the Spreading of Virginia Creeper (Parthenocissus quinquefolia) Chemical constituents from Parthenocissus quinquefolia Preliminary Study on Interspecific Incompatibility between Parthenocissus tricuspidata and P.quinquefolia Changing Regularity Analysis of Cold-resistant Physiology Targets about Parthenocissus Plants Response of super absorbent polymers under different water gradient on growth characteristics of Parthenocissus quinquefolia seedlings