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北京大学 [27]

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期刊论文 [23]

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限定条件	专题：北京大学第一署名单位第一作者单位通讯作者单位

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	An Improved Estimation of Regional Fractional Woody/Herbaceous Cover Using Combined Satellite Data and High-Quality Training Samples 期刊论文 REMOTE SENSING, 2017 Liu, Xu; Liu, Hongyan; Qiu, Shuang; Wu, Xiuchen; Tian, Yuhong; Hao, Qian 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 vegetation fractional cover semi-arid area MODIS satellite data integration spatial sampling design image classification Random Forest regression model performance evaluation LAND-COVER INNER-MONGOLIA MODIS DATA VEGETATION SURFACE STEPPE FOREST COEXISTENCE TOPOGRAPHY TRANSITION
	The accumulation of phytolith-occluded carbon in soils of different grasslands 期刊论文 JOURNAL OF SOILS AND SEDIMENTS, 2017 Pan, Wenjie; Song, Zhaoliang; Liu, Hongyan; Van Zwieten, Lukas; Li, Yutong; Yang, Xiaomin; Han, Yue; Liu, Xu; Zhang, Xiaodong; Xu, Zijuan; Wang, Hailong 收藏 \| 浏览/下载：6/0 \| 提交时间：2017/12/03 Carbon sequestration Grassland North China PhytOC Phytolith Turnover BIOGENIC SILICA BIOGEOCHEMICAL SEQUESTRATION PLANT-IMPACT CHINA ECOSYSTEMS CYCLES TEMPERATE WETLAND FORESTS CO2
	More reliable pollen productivity estimates and relative source area of pollen in a forest-steppe ecotone with improved vegetation survey 期刊论文 HOLOCENE, 2017 Han, Yue; Liu, Hongyan; Hao, Qian; Liu, Xu; Guo, Weichao; Shangguan, Huailiang 收藏 \| 浏览/下载：6/0 \| 提交时间：2017/12/03 ERV models forest-steppe ecotone pollen PPEs RSAP vegetation survey RELEVANT SOURCE AREA MAJOR TREE TAXA NORTHERN CHINA PAST VEGETATION QUANTITATIVE RECONSTRUCTION CULTURAL LANDSCAPE SOUTHERN SWEDEN BOREAL FOREST LAND-COVER PLANT TAXA
	Long-term forest resilience to climate change indicated by mortality, regeneration, and growth in semiarid southern Siberia 期刊论文 GLOBAL CHANGE BIOLOGY, 2017 Xu, Chongyang; Liu, Hongyan; Anenkhonov, Oleg A.; Korolyuk, Andrey Yu; Sandanov, Denis V.; Balsanova, Larisa D.; Naidanov, Bulat B.; Wu, Xiuchen 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 arid timberline arid tree line climate change forest resilience forest-steppe patch size southern Siberia ECOLOGICAL RESILIENCE TEMPERATE FOREST WESTERN CANADA SEED BANK DROUGHT DYNAMICS VARIABILITY DISTURBANCE MOUNTAINS TREELINE
	Impact of grassland degradation on soil phytolith carbon sequestration in Inner Mongolian steppe of China 期刊论文 GEODERMA, 2017 Pan, Wenjie; Song, Zhaoliang; Liu, Hongyan; Mueller, Karin; Yang, Xiaomin; Zhang, Xiaodong; Li, Zimin; Liu, Xu; Qiu, Shuang; Hao, Qian; Wang, Hailong 收藏 \| 浏览/下载：122/0 \| 提交时间：2017/12/03 Phytolith-occluded carbon Degradation Grassland management Northern China OCCLUDED CARBON BIOGEOCHEMICAL SEQUESTRATION NORTHERN CHINA SILICON DESERTIFICATION DISSOLUTION PLANTS ACCUMULATION RHIZOSPHERE DIVERSITY
	Diagnosing Tibetan pollutant sources via volatile organic compound observations 期刊论文 ATMOSPHERIC ENVIRONMENT, 2017 Li, Hongyan; He, Qiusheng; Song, Qi; Chen, Laiguo; Song, Yongjia; Wang, Yuhang; Lin, Kui; Xu, Zhencheng; Shao, Min 收藏 \| 浏览/下载：5/0 \| 提交时间：2017/12/03 Tibet Volatile organic compounds Tracers Sources Regional transport BLACK CARBON NONMETHANE HYDROCARBONS CENTRAL-HIMALAYAS EMISSION INVENTORY AIR-POLLUTION TRACE GASES RIVER DELTA AMBIENT AIR ICE CORE PLATEAU
	Trends toward an earlier peak of the growing season in Northern Hemisphere mid-latitudes 期刊论文 GLOBAL CHANGE BIOLOGY, 2016 Xu, Chongyang; Liu, Hongyan; Williams, A. Park; Yin, Yi; Wu, Xiuchen 收藏 \| 浏览/下载：6/0 \| 提交时间：2017/12/03 climatic warming dryland mid-latitudinal biomes peak photosynthesis timing phenological shifting seasonality NDVI TIME-SERIES CLIMATE-CHANGE SPRING PHENOLOGY SEMIARID FORESTS TIBETAN PLATEAU CO2 UPTAKE VEGETATION DROUGHT MODEL PATTERNS
	Pollen-detected altitudinal migration of forests during the Holocene in the mountainous forest-steppe ecotone in northern China 期刊论文 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2016 Hao, Qian; Liu, Hongyan; Liu, Xu 收藏 \| 浏览/下载：4/0 \| 提交时间：2017/12/03 Forest-steppe ecotone Arboreal pollen Pinus Quercus Betula Altitude range Altitudinal migration EAST-ASIAN MONSOON PINUS-TABULAEFORMIS INNER-MONGOLIA SOURCE AREA DAIHAI LAKE KA BP VEGETATION HISTORY CLIMATE PALAEOVEGETATION
	Nitrogen application increases phytolith carbon sequestration in degraded grasslands of North China 期刊论文 ECOLOGICAL RESEARCH, 2016 Zhao, Yuying; Song, Zhaoliang; Xu, Xiaotian; Liu, Hongyan; Wu, Xiuchen; Li, Zimin; Guo, Fengshan; Pan, Wenjie 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 Phytoliths Nitrogen application PhytOC Degraded grasslands Carbon sequestration INNER-MONGOLIA BIOGEOCHEMICAL SEQUESTRATION PRIMARY PRODUCTIVITY TEMPERATE STEPPE BIOGENIC SILICA CYCLES CO2 LIMITATION ECOSYSTEM IMPACT
	Inconsistent changes of biomass and species richness along a precipitation gradient in temperate steppe 期刊论文 JOURNAL OF ARID ENVIRONMENTS, 2016 Qiu, Shuang; Liu, Hongyan; Zhao, Fengjun; Liu, Xu 收藏 \| 浏览/下载：6/0 \| 提交时间：2017/12/04 Drought Biomass Species richness C-4 plants Water use efficiency WATER-USE EFFICIENCY CARBON-ISOTOPE DISCRIMINATION FUNCTIONAL DIVERSITY LIGHT LIMITATION PLANT DIVERSITY DROUGHT PHOTOSYNTHESIS ECOSYSTEMS FOREST STRESS

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