Comparative Studies on Photosynthetic Characteristics of Taxodium distichum and Taxodium ascendens Seedlings under Simulated Soil Water Change in the Hydro-Fluctuation Belt of Three Gorges Reservoir Area

• 模拟三峡库区消落带土壤水分变化条件下落羽杉与池杉幼苗的光合特性比较