东北平原区地块尺度土地质量地球化学评价合理采样密度研究
Reasonable sampling density for land parcel scale geochemical assessment on land quality in Northeast China Plain
东北平原区地块尺度土地质量地球化学评价合理采样密度研究 |
| 彭敏, 李括, 刘飞, 唐世琪, 马宏宏, 杨柯, 杨峥, 郭飞, 成杭新 |
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Reasonable sampling density for land parcel scale geochemical assessment on land quality in Northeast China Plain |
| Min PENG, Kuo LI, Fei LIU, Shi-Qi TANG, Hong-Hong MA, Ke YANG, Zheng YANG, Fei GUO, Hang-Xin CHENG |
| 图5 4种不同采样密度下K、Se、Cd、Hg地块预测值与实测值Er柱状图 |
| Fig.5 Relative error (Er) of land parcel predicted value vs. measured value for K, Se, Cd and Hg using four sampling density datasets |
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