%0 Journal Article %T Evaluation of sewage sludge on agricultural lands %A YALÇIN, G. %A YAVUZ, R. %A YILMAZ, M. %A TAÅžPINAR, K. %A ATEÅž, Ã. %J Sigma Journal of Engineering and Natural Sciences %D 2011 %V 3 %P 156-164 %R