关键词: 湖北, GIS, 森林生态效益区, 界定

Abstract:

Based on analyzing the mechanism of different types of forest ecological benefit,the forest ecological benefit region was divided in Hubei Province with GIS.The main results as followings:According to the degree of the benefit,Hubei Province was divided into three kinds regions.Grade A was the highest benefit region,second was B,which was transitional one.The lowest was C,which was the main grassplot benefit region,in which there were all kinds of forest ecological benefits.Each kinds of benefits region had tied relationship with local economic development and natural geography environment.A was in Jianghan plain and similar region,C was almost in mountains,and B was surrounding the Jianghan plain and in Laohekou、Xiangyang and Zaoyang city ect.Different compensation strategy must be applied in the special benefit regions,A was region of out forest benefit compensation,C was grassplot compensation one,and B undertook double compensation responsibility because of intercrossing benefit region.Similar region in lower reaches of Changjiang river also must undertake compensation responsibility.Owners of the forest resources in plain should compensate the value by themselves.

Key words: Hubei, GIS, forest ecological benefit region, dividing