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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Human driving forces of oasis expansion in northwestern China
西北绿洲 扩张 人类驱动力
2023/4/24
Water scarcity is one of the most prominent issues worldwide in relation to sustainable development, especially in arid areas. To gain a better understanding of the trade-off between improving agricul...
Differential Trends of Qinghai Spruce Growth with Elevation in Northwestern China during the Recent Warming Hiatus
Qinghai spruce warming hiatus elevation gradient tree growth growth-climate relationships
2024/3/4
Tree growth strongly responds to climate change, especially in semiarid mountainous areas. In recent decades, China has experienced dramatic climate warming; however, after 2000 the warming trend subs...
Simultaneously assimilating multivariate data sets into the two-source evapotranspiration model by Bayesian approach: application to spring maize in an arid region of northwestern China
Simultaneously assimilating multivariate data sets two-source evapotranspiration model Bayesian approach spring maize in an arid region of northwestern China
2014/12/19
Based on direct measurements of half-hourly canopy evapotranspiration (ET; W m−2) using the eddy covariance (EC) system and daily soil evaporation (E; mm day−1) using microlysimeters over ...
Cuticular anatomy of Comia (Pteridospermae) from the Upper Permian of Yumen in Gansu Province, Northwestern China, and palaeoatmospheric CO2 reconstruction
Late Permian Comia cuticle stomatal parameter palaeoatmospheric CO2
2014/1/16
Comia macrofossils have been widely known from rocks of the Late Permian age in the Angaran and Cathaysian Palaeo- biogeographic regions. However, the epidermal structure of the genus has not been rep...
Comparing the impact of cloudiness on carbon dioxide exchange in a grassland and a maize cropland in northwestern China
Clearness index Diffuse radiation NEE Photosynthetically active radiation (PAR)
2013/9/2
Light quantity and quality strongly influence plant growth. However, different ecosystems have different capabilities to assimilate solar radiation. In this study, the effects of cloudiness intensity ...
Analogous Study of the Linguistic Knowledge between Monolingual and Bilingual Students in the Minority Region of Northwestern China
Monolingual Bilingual L3/L2 Linguistic knowledge
2009/8/21
Minority students’ English learning is a special and an indispensable component of English education system in China. This article studies students’ linguistic knowledge that live in Northwestern Chin...
Estimating water needs of maize（Zea mays L.）using the dual crop coefficient method in the arid region of northwestern China
Evapotranspiration dual crop coefficient maize (Zea mays L.) FAO-Penman monteith equation crop water requirement
2009/3/3
Understanding crop water needs is essential for irrigation scheduling and water saving measures in an arid region because of its limited water supply. This study was performed using the dual crop co...
Holocene Hydrological Changes Inferred from Alluvial Stream Entrenchment in North Tian Shan (Northwestern China)
Holocene Hydrological Changes Inferred Alluvial Stream Entrenchment in North Tian Shan
2014/4/15
We analyze the possible contribution of climate change or tectonics on fluvial incision from the study of a case example along the northern flank of Tian Shan. The rivers that exit the high range fed ...