The Investigation on Microclimatology of Agroforestry System in China Causes and Dynamics of the Changing of Agroforestry Practices in Baka, Xishuangbanna Household - based Agrobiodiversity Assessment (HH - ABA) of Agroforestry Systems in 6aka Village in Xishuangbanna Cadmium distribution and cycling in forest-rice agroforestry systems in Northern Hunan Benefit Assessment of Agroforestry Ecosystems in the Three Gorges Reservoir Area