枯立木通常是森林的有害成分,是病虫害、火灾发生和传播的媒介。但是在森林生态系统中,许多动物群,特别是许多鸟类是利用枯立木作为主要营巢繁殖和栖息场所的,而这些鸟类又是森林生态系统的重要组成部分,如传播花粉、种子,控制害虫和鼠类等。对于植物群落和整个森林生态系统起着极为重要的作用。 Standing trees are usually the noxious component of forests and are the vectors of pests, fires and spreads. However, in the forest ecosystem, many fauna, especially many birds, make use of dead wood as the main nesting and habitat for nesting birds, which are also important components of forest ecosystems such as the transmission of pollen, seeds, Control pests and rodents. For the plant community and the entire forest ecosystem plays a very important role.