Chinese loess clay
WebApr 11, 2024 · The three ancient samples were collected from the Lingtai section (35.0°N, 107.5°E) on the arid CLP: (a) a glacial loess layer L1 (LT-L1), (b) interglacial paleosol layer S1 (LT-S1), and (c) Pliocene red clay (LT-RC) (Table S1 in Supporting Information S1). These four sets of samples represent soils formed in different conditions: LT-L1 ... WebNov 19, 2011 · Loess and red clay on the Chinese Loess Plateau have produced a detailed history of the East Asia monsoon for the past eight million years. Recently, a …
Chinese loess clay
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WebApr 13, 2024 · Test process. The loess samples used in this test were all collected from Xi'an, Shaanxi. The loess distribution map and sampling point diagram of China's loess are shown in Fig. 4.The particle size of the samples taken was tested by the Bettersize2000 laser particle sizer, and the results obtained are shown in Fig. 5, and the basic physical … WebNov 1, 2011 · In northern China, the Late Miocene–Pliocene red clay in the eastern Loess Plateau fills a gap of climate records between the well-known loess-soil sequences of the last 2.6 Ma and the Miocene ...
WebOct 19, 2024 · Piston and preferential water flow are viewed as the two dominant water transport mechanisms regulating terrestrial water and solute cycles. However, it is difficult to accurately separate the two water flow patterns because preferential flow is not easy to capture directly in field environments. In this study, we take advantage of the …
WebJul 9, 2024 · Illite, the predominant component of the clay fraction of the Chinese loess, has been studied by X-ray diffraction (XRD) in 33 samples taken from the Holocene … WebFeb 10, 2024 · This study analyzed the effects of land use types and landscape locations on soil properties, based on data from 111 points of surface soil (0–20 cm) in the Zhujiagou catchment on the Loess Plateau of Northwest China. Soil properties include clay, silt, bulk density (BD), soil organic matter (SOM), total nitrogen (TN) and total phosphorus (TP).
WebApr 27, 2015 · Two continuous red clay sequences spanning the time interval 7–2.6 Ma and 11–2.6 Ma in the Chinese Loess Plateau was investigated to determine the magnetic …
WebNov 1, 2006 · 1.. IntroductionChinese loess, a widespread wind-blown deposit in northern China, covers an area of about 500,000 km 2 with a thickness of 150–300 m (Liu, 1985, An, 2000).The continuous loess–palaeosol and Red Clay deposits on the Chinese Loess Plateau are divided into five stratigraphic units from the top to the bottom: Black Loam … notebook whlWebJan 16, 2013 · We analysed the trace and major element concentrations of the Red Clay and loess-paleosol sequence of the XSC section, on the southern Chinese Loess Plateau (CLP), over the time interval of 4–2 Ma. how to set ooo in office 365WebJul 15, 2024 · Loess is mostly created by wind, but can also be formed by glaciers. When glaciers grind rocks to a fine powder, loess can form. Streams carry the powder to the end of the glacier. This sediment … how to set ooo in outlook 2019WebJan 16, 2024 · The history of red clay-loess accumulation in the Chinese Loess Plateau (CLP) is the key to understanding the aridification history of the Asian interior and the … notebook whiteboardWebJan 20, 2024 · The age distribution of detrital zircon has been used to trace sediment sources. Existing datasets show great similarity of zircon ages between the loess on the Chinese Loess Plateau (CLP) and the sediments from the North Tibetan Plateau (NTP), implying that eolian dust is delivered from the NTP to the CLP by westerly winds or via … notebook whiteboard nursingWebThe eolian loess-red clay section is situated at Chaona town in Lingtai County, Central Chinese Loess Plateau. The entire Late Cenozoic sediment sequence is about 300m thick, consisting of a 175-m-thick Quaternary loess-paleosol sequence and 125-m-thick Tertiary red clay. The bottom paleomagnetism age is about 8.1 Ma. notebook westbury wiltshireWebMay 7, 2024 · Study area. The Ziwuling forest area occupies approximately 23,000 km 2 and is the sole secondary forest region remaining on the Chinese Loess Plateau 18.An intact series of naturally recovering ... how to set ooo email in office 365