Effects of strong solar UV-B radiation on photosynthesis and photosynthetic pigment contents of Saussurea superba on Qinghai-Tibet Plateau. Effect of Enhanced UV-B Radiation on PSⅡ Photochemistry Efficiency in Alpine Plants Saussurea superba Response of PSⅡ photochemistry efficiency and photosynthetic pigments during exposure of
alpine plants Saussurea superba to natural UV-B radiation