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近几年,内蒙古自治区赤峰市敖汉旗局部地区个别地段杨树发生死亡现象,直接威胁该旗尤其是北部生态安全,威胁生态建设成果,威胁群众经济利益。一、杨树死亡原因1.树种不适。适地适树是造林绿化的一项基本原则,杨树成活、成材对水肥等条件有着严格的要求,部分造林户为了追求经济效益,在不适合杨树生长地块栽植杨树,导致成活难、成
In recent years, the phenomenon of poplar death occurs in poplar areas in some areas of Aohan Banner, Chifeng City, Inner Mongolia Autonomous Region. It directly threatens the flag, especially the ecological security in the north, threatening the ecological construction and threatening the economic interests of the masses. First, the causes of death of poplar 1. Tree discomfort. Appropriate tree planting is a basic principle of afforestation, poplar survival, timber has strict requirements on water and fertilizer and other conditions, part of the afforestation households in pursuit of economic benefits, not suitable for the poplar growth planted plots, resulting in survival difficult ,to make