海伦市土壤主要微量元素空间分布特征

李秋燕, 张一鹤, 魏明辉, 贺鹏飞

Spatial distribution of the soil trace elements in Hailun City

LI Qiu-Yan, ZHANG Yi-He, WEI Ming-Hui, HE Peng-Fei

图1 土壤微量元素趋势分析

Fig.1 Trend analysis of soil trace elements