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土地利用对河西走廊荒漠绿洲区土壤入渗的影响
孙程鹏1,2(), 赵文智1()
Effect of land use on soil infiltration in the desert-oasis of Hexi Corridor
Chengpeng Sun1,2(), Wenzhi Zhao1()

图3. 3种土地利用方式土壤剖面染色图像示意图及染色面积比垂直分布
A—E: 沙荒地土壤染色剖面; F: 沙荒地土壤剖面平均染色面积变化; G—K: 防护林地土壤染色剖面; L: 防护林地土壤剖面平均染色面积变化; M—Q: 农田土壤染色剖面; R: 农田土壤剖面平均染色面积变化; av:平均值; se:标准误差

Fig.3. Examples of stained soil profiles of one site and stained area ratio of all sites in desert land, protection forest and cropland plots