丘陵山地滑石矿表土养分和物理状况特征分析——以辽宁大石桥市官屯镇大岭村滑石矿为例
구릉산지활석광표토양분화물리상황특정분석——이료녕대석교시관둔진대령촌활석광위례
Analysis of Soil Nutrients and Physical Characteristics in the Hilly Talc Mine——Taking an Example of Talc at Daling Village of Guantun Town in Dashiqiao City of Liaoning Province