Effect of K+ Nutrition on Growth and Activity of Leaf Tono plast V-H+-ATPase and V-H+-PPase of Suaeda salsa Under NaCl Stress Relationship Between H+-ATPase Activity and Fluidity of Tonoplast in Barley Roots Under NaCl Stress Existence and Characteristics of Tonoplast-bound Protein Kinase in the Tip Cell of Maize Root Relationship Between Tonoplast H+-ATPase Activity, Ion Uptake and Calcium in Barley Roots Under NaCl Stress Changes in Inhibitory Effect of Vanadate on the Plasma Membrane H+-ATPase Under Trypsin Treatment