加拿大育空西南部冻土区一条孢粉剖面及其古环境意义

王夏成

A Pollen Profile from the Permafrost Region in Southwest Yukon Territory and Its Paleoenvironmental Significance

Wang Xiacheng

冰川冻土 . 1989, (2): 99 -112 . DOI: 10.7522/j.issn.1000-0240.1989.0015