利用TM资料评估森林风灾损失

本文简要地介绍了利用TM资料进行森林风灾损失调查的意义和利用计算机处理提取风灾信息的方法；列举了长白山林区风灾面积、林木蓄积量和分布范围的遥感调查结果；评述了应用遥感方法进行森林风灾调查的优点。

EVALUATION OF THE DAMAGE OF FOREST BY WIND USING TM DATA

This paper briefly introduces the significance of using TMdata to investigate the damage of forest caused by wind and the method for abtaining the information concerning the wind damage by means of computer technique, Illustrations are given out as to the acreage of damage by wind in the forest area of Changbai mountains, the timber volume and the results of the area for analysis by using remote sensing means and the advantage of applying remote sensing technique in investigating the damage of forest by wind is also evaluated.