Ecohydrology is a new interdisciplinary subject between ecology and hydrology th at appeares in the 1990s. It studies the hydrological mechanisms of ecological p atterns and processes. A core content of ecohydrology is the study of ecohydrolo gical processes under multiple temporal and spatial scales and under various env ironmental conditions. Ecohydrological processes integrate hydrological process with biota dynamics.The are two important differences between Ecohydrological processes and traditional hy...