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

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6 4种不同采样密度数据预测等级合格率柱状统计图

Fig.6 The passing rate of predicted classes using four sampling density datasets