河北坝上丰宁黄土剖面记录的230 ka BP以来的环境演化*
毛欣1,2, 刘林敬1,2, 李长安3, 姜高磊1,2, 张玉芬4, 赵红梅1,2, 毕志伟1,2

Environmental evolution since 230 ka BP recorded by Fengning loess section in Bashang area of Hebei Province
Mao Xin1,2, Liu Linjing1,2, Li Changan3, Jiang Gaolei1,2, Zhang Yufen4, Zhao Hongmei1,2, Bi Zhiwei1,2
河北坝上丰宁黄土剖面元素迁移变化特征