倒木是天然森林生态系统的重要组成部分,在生态系统结构和功能方面起着重要作用。它们的存在不但具有减少水土流失、影响土壤发育,提供动植物生境的功能,而且起到贮存营养、碳素和水分,供给养分和能量的作用。倒木贮量的调查是评价倒木生态功能的基础。以往国内森林凋落物研究中,片面 Inverted wood is an important part of natural forest ecosystems and plays an important role in ecosystem structure and function. Their existence not only has the function of reducing soil and water loss, affecting soil development, providing the habitats of animals and plants, but also storing nutrients, carbon and water, supplying nutrients and energy. The investigation of fallen wood reserves is the basis for evaluating the ecological function of fallen wood. Past domestic forest litter research, one-sided