Transpiration characteristics of Vitex negundo at different geomorphological positions (depression, slope, saddle) at Guilin Karst Experimental Site were studied.

• 摘要对桂林岩溶试验场5月份不同地貌部位（洼地、坡地和垭口）黄荆的蒸腾作用特征进行了比较研究。