【摘要】 本文研究了哀牢山北段东西坡垂直带上分布的7种森林凋落物的数量、组成、动态变化和化学元素归还量,为了解我国西南季风区山地森林凋落物的养份归还规律,对亚热带山地森林的经营、土壤资源合理的开发、保护及生产力的提高提供了依据。更多还原

【Abstract】 In this paper, the litterfall productions, compositions. Seasonal distribu- tions and nutrient element tumovers were compared on the seven forest types distributed on the east and the west vertical zones in Ailao Mountain. The results are useful for recognizing litterfall element returns in the forests in Southwest monaoon area, subtropical montane forests manergement, rational exploitation and protection of soil source, and enhance of produ- ctivity.更多还原