废弃鲜烟叶的不同处理对柳杉幼林的生长影响试验

摘要

2011年6月～2012年12月，在云南省曲靖市罗平县罗雄镇2 a生柳杉幼林内设置样地，采用废弃鲜烟叶作为有机肥施入林间，对柳杉林木的树高、地径和冠幅生长量进行定期观测。分析废弃鲜烟叶的不同处理对柳杉幼林的生长影响，结果认为，施肥处理对树木生长影响显著，施用量以19500 kg/hm2时效果最佳。%Experiment using disposed fresh tobacco leaf as feterlizer for two year Cryptomeria fortunei young forest has been carried out in June 2011~December 2012 , in Luoxiong Town of Luoping County , Qujing city.By regular observing on the tree height , diameter and crown growth , the effects of disposed tobacco leaf with different treatment on the growth of Cryptomeria fortunei young forest has been analyzed , results showed that fertilization treatment significantly affected the growth of trees;fertilization of 19 500 kg /hm2 might achieve the best results .