effect of zayandehrood river dry becoming on najafabad aquifer oscillations during past two decades
نویسندگان
چکیده
a study of changes in groundwater resources of najafabad plain is an important issue asregards water resources management, especially after dry becoming of zayandehroodriver. in the present study trend analysis was conducted on groundwater level of 33piezometeric stations, located in najafabad plain during 1374-1391 while using mann-kendall non-parametric test. the slope of trend line was estimated through sen’sestimator method for each time series. homogeneity of trends was tested using van belleand hughes method. results indicated that trends of groundwater level for all the stations(except stations located out of drainage and irrigation networks) were significantlynegative. significantly negative trends (p
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عنوان ژورنال:
تحقیقات آب و خاک ایرانجلد ۴۶، شماره ۱، صفحات ۸۱-۹۳
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