基于遥感数据的黑土区耕地生态防护评价
史晓辰, 罗晨颖, 张超, 王伟, 陈畅, 白雪川, 李少帅

Ecological protection assessment of cultivated land in the black soil region based on remote sensing data
SHI Xiaochen, LUO Chenying, ZHANG Chao, WANG Wei, CHEN Chang, BAI Xuechuan, LI Shaoshuai
图3 嫩江市耕地坡度等级图
Fig.3 Slope of cultivated land in Nenjiang City