%0 Journal Article %T Effects of Elevated [CO2] and Nitrogen Nutrition on Cytokinins in the Xylem Sap and Leaves of Cotton %A Yong, Jean W.H. %A Wong, S. Chin %A Letham, D. Stuart %A Hocart, Charles H. %A Farquhar, Graham D. %J Plant Physiology %V 124 %N 2 %P 767-780 %@ 0032-0889 %D 2000-10-01 %I American Society of Plant Biologists %~ DeepDyve