CALORIC VALUES AND ENERGY ALLOCATION OF A TROPICAL SEASONAL RAIN FOREST AND A MONTANE EVERGREEN BROAD-LEAVED FOREST IN SOUTHWEST CHINA Effects of Light Stress on Oxygen Evolution and Photochemical Energy Storage of Hybrid Poplar Clones Determined by Photoacoustic Technique Dynamics of heat balance during growing season of broadleaved Korean pine forest in Changbai Mountains Role of Simulated Acid Rain on Acer negundo and Plant Nitrition The energy storage and its distribution in 11-year-old chinese fir plantations in Huitong and Zhuting