Paleotemperature variations at Lake Caohai, southwestern China, during the past 500 years：Evidence f

• 作 者: ZHU ZhengJie CHEN JingAn ZENG
• 机 构: TheStateKeyLaboratoryofEnvironmentalGeochemistry,ChongqingKeyLaboratoryofExogenicMineralizationandMi
• 出 处: 中国科学：地球科学英文版
• 发表日期: 2014年6期
• 关键词: 中国西南地区 植物纤维素 古温度变化 碳酸盐 草海 证据 氧同位素分馏 氧同位素组成 temperature variationsLittle Ice Age（
• 基金项目: supported by the National Natural Science Foundation of China（Grant No.40673068）,the National Science and Technology Support Program of China（Grant No.2011BAC02B0201）,the Natural Science Foundation of

The oxygen isotopic values of aquatic plant cellulose and carbonates in Lake Caohai sediments were measured using a continuous flow isotopic ratio mass spectrometer(CF-IRMS).Because of predictable oxygen isotopic fractionation between cellulose and its so