TI  - Evaluation of sewage sludge on agricultural lands
AU  - YALÇIN, G.
AU  - YAVUZ, R.
AU  - YILMAZ, M.
AU  - TAÅžPINAR, K.
AU  - ATEÅž, Ã.
SO  - Sigma Journal of Engineering and Natural Sciences 2011;3:156-164.
DO  -