摘要：An intensive monthly sampling of Madhuana drain at three points and hand pumps from four sites over 12 months covering summer and winter seasons at industrial city of Faisalabad was conducted during August 2000 to July 2001.Water quality parameters (EC,SAR and RSC) and heavy metal(Cd,Cr,Pb,Ni, Cu,Zn and Mn) pollutants were determined.The results showed that samples collected from Madhuana were found unfit for irrigation owing to high EC,SAR and RSC.Among metal ions the concentration of Cu, Ni,Cr and Mn were found above the safty limits proposed by Ayers and Westcot(1985) while that of

关键词：surface and groundwater trace elements 

单位：Institute of Soil and Environmental Sciences University of Agriculture