搜索结果: 1-4 共查到“水文化学 Variations”相关记录4条 . 查询时间(0.147 秒)
Seasonal Variations of Oxygen-18 in Soil Moisture and Estimation of Recharge in Esker and Moraine Formations
Seasonal Variations Oxygen-18 Soil Moisture Moraine Formations
font style='font-size:12px;'>
2009/10/28
The use of Oxygen-18 as a natural tracer of soil moisture and estimation of
recharge in different types of soils is presented and discussed. The 8 values ~f
180 in summer and winter precipitation in...
Variations of 87Sr/86Sr in Water from Streams Discharging into the Bothnian Bay,Baltic Sea
Variations 87Sr/86Sr Ratio Bothnian Bay
font style='font-size:12px;'>
2009/10/27
The 87Sr/86Sr ratio in 53 water samples were analysed, 26 from streams in
Sweden, 22 from streams in Finland and 5 from the Bothnian Bay itself. The
brackish seawater of the bay had the isotope rati...
Variations in the 87Sr/86Sr Ratio in Lake Waters from Central Sweden
Variations 87Sr/86Sr Ratio Central Sweden
font style='font-size:12px;'>
2009/10/27
The 87Sr/86Sr sratiros of lake waters from eastern Central Sweden, a region
consisting mainly of 1.7-2.0 x lo9 years old granitoid rocks are reported and
discussed. The ratios range from 0.722-0.739...
Hydrochemical heterogeneity in an upland catchment：further characterisation of the spatial, temporal and depth variations in soils, streams and groundwaters of the Plynlimon forested catchment, Wales
upland catchment Hydrochemical heterogeneity Wales
font style='font-size:12px;'>
2009/5/18
The heterogeneous nature of upland hard-rock catchments in terms of geology, geomorphology, superficial deposits, soil type and land use gives rise to a range of hydrochemical characteristics in strea...