{"id":"030fccc5-3898-4d3f-a032-a0ecc79d2457","title":"天山北坡全新世孢粉数据集","title_en":"Holocene sporopollen dataset on the northern slope of the Tianshan Mountains","serial":"泛第三极大数据平台","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。中文发表的成果参考以下规范注明： 数据来源于“泛第三极大数据系统”(http://data.tpdc.ac.cn)；英文发表的成果依据以下规范注明： The data set is provided by Big Data System for Pan-Third Pole (http://data.tpdc.ac.cn)。","instructions":"","description":"研究区位于天山北麓中段部分，西起新疆塔城 地区的乌苏市、东到昌吉州的木垒县，东西长约 500 km。天山北坡植被垂直带可分为高山座垫植被( >3400 m)、高山亚高山草甸带(3400～2700 m)、中山 森林带(2700～1720 m)、森林草原过渡带(1720～ 1300 m)、半荒漠带(1300～700 m)和典型荒漠带 ( <700 m) 。\n    选择天山北坡根据垂直植被带特点，选取不同海拔、不同植被带和不同沉积年代的5个沉积剖面进行研究。取得的5个中晚全新世剖面来计算孢粉复合分异度 指数，并尝试利用该指数来解释孢粉多样性，再结合 粒度、磁化率、烧失量等多项分析的数值整合来探讨 该区中晚全新世以来生物多样性变化和环境特征。\n数据包括：\n\n1.大西沟剖面孢粉粒数资料(8-110厘米共52层的孢粉粒数,3640±60aB.P-890±60aB.P)\n\n2.小西沟剖面孢粉粒数资料(0-90厘米共38层的孢粉粒数,3240±60 aB.P)\n\n3.桦树窝子剖面孢粉粒数资料(0-106厘米共52层的孢粉粒数,2170±185aB.P-450±155aB.P)\n\n4.四厂湖剖面孢粉粒数资料(10-84厘米共19层的孢粉粒数,1000±50aB.P-665±65aB.P)\n\n5.东道海子剖面B孢粉粒数资料(0-190厘米共64层的孢粉粒数,4500±310aB.P-305±130aB.P)\n\n数据的详细说明请参考文献“新疆天山北坡地区中晚全新世古生物多样性特征”。","doi":"10.11888/Ecolo.tpdc.270002","projection":"","language":"zh","share_type":"online","east":83.0,"west":80.0,"south":41.5,"north":43.0,"scale":null,"crs":null,"filesize":0.14,"share_policy":"a","ts_created":"2011-03-18T21:57:40+08:00","doi_type":null,"ts_updated":"2021-04-19T17:46:23.689082+08:00","time_description":"","datas_group":3,"time_description_en":null,"data_format":"EXCEL","project":[10,11],"specials":["1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe","f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":"Ni Jian.Sporopollen Record on the Northern Slope of Tianshan Mountain. Cold and Arid Regions Science Data Center. 2008[倪健等,天山北坡孢粉数据集,寒区旱区科学数据中心,2008.]","review_status":5,"review_invite":[],"review_editor":{"id":21057,"last_login":"2022-04-02T11:43:37.753860+08:00","username":"gecm","email":"gechm@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"盖春梅"},"data_sources":"","temporal_resolution":"","spatial_resolution":"","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"030fccc5-3898-4d3f-a032-a0ecc79d2457","three_pole":null,"third_pole":null},"username":"盖春梅","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":10233}