土默特左旗农田土壤环境质量综合评价及特色农业开发建议
包凤琴, 成杭新, 永胜, 杨宇亮, 马志超, 赵丽娟

The comprehensive evaluation of farmland soil environmental quality and suggestions on the development of agriculture with distinctive local features in Tumed Left Banner, Inner Mongolia
BAO Feng-Qin, CHENG Hang-Xin, YONG Sheng, YANG Yu-Liang, MA Zhi-Chao, ZHAO Li-Juan
表12 土壤质量地球化学综合等级划分
Table 12 The comprehensive classification of soil quality and geochemistry
等级 一等 二等 三等 四等 五等
样品数 144 151 37 0 0
比例/% 43.37 45.48 11.14 0 0
面积/km2 17.35 18.19 4.46 0 0