保护性林地砍伐事件空间分布特征及风险评估研究

马勇,姚武韬,仉淑艳,尚二萍,陈朝霞

Spatial Distribution Characteristics and Risk Assessment of Deforestation Events in Protective Forest Land

Yong Ma,Wutao Yao,Shuyan Zhang,Erping Shang,Zhaoxia Chen

表2 保亭县公益林面积及砍伐点数量在坡度区间上的分布统计

Table 2 Distribution statistics of area and number of felling points of public welfare forest in slope interval in Baoting County

坡度区间 /°	公益林面积 /km²	砍伐点数量	坡度范围 /°	公益林面积 /km²	砍伐点数量/个
0~1	90.34	62	10~11	48.32	8
1~2	128.88	113	11~12	51.98	8
2~3	84.41	94	12~13	42.38	7
3~4	69.42	57	13~14	42.40	2
4~5	65.76	42	14~15	37.55	2
5~6	59.07	34	15~16	34.92	3
6~7	56.53	22	16~17	26.40	1
7~8	52.51	18	17~18	22.66	1
8~9	53.44	14	18~19	19.32	1
9~10	51.93	12	19以上	11.87	1