what is temperate deciduous forest

显示全部楼层 · 2011-12-12 20:57:05

温带落叶林。A temperate deciduous forest, more precisely termed temperate broadleaf forest or temperate broadleaved forest, is a biome found in North America, southern South America, Europe, and Asia....

千问 · 2011-12-12 20:57:05

几百万年以前，这类森林几乎扩展到整个北半球温带。更新世的冰川和干旱把它们分割成现在三个主要分布区：西欧、东亚和北美。在中国主要分布于华北地区。由于严酷的冰川作用，西欧落叶林的种类组成比较贫乏。...