| 我国北方农牧交错带西段退耕对土壤保持功能影响研究 | ||||||||||||||
| 殷小菡, 孙希华, 徐新良, 张雪艳, 陈德超 | ||||||||||||||
| The Impact of Returning Farmland on Soil Conservation Function in the Western Region of Farming-pastoral Ecotone of Northern China | ||||||||||||||
| YIN Xiaohan,SUN Xihua,XU Xinliang,ZHANG Xueyan,CHEN Dechao | ||||||||||||||
| 表1 不同坡度条件下的耕地P因子值 | ||||||||||||||
| Tab. 1 P-factor value of farmland under different slope conditions | ||||||||||||||
| 
 | ||||||||||||||