青海省富硒土壤标准探讨

马强, 张亚峰, 黄强, 姬丙艳, 苗国文, 马风娟, 马瑛

Exploring the standards of Se-rich soil in Qinghai Province

MA Qiang, ZHANG Ya-Feng, HUANG Qiang, JI Bing-Yan, Miao Guo-Wen, MA Feng-Juan, MA Ying

图2 土壤pH空间分布

Fig.2 The distribution of pH in soil