TY - GEN AU - Beke, G.J. AU - Entz, T. AU - Graham, D.P. TI - Long - term quality of shallow ground water at irrigated sites PY - 1993/// PB - Journal of Irrigation and Drainage Engineering Vol.119, No.1,Jan./Feb. KW - IRRIGATION KW - WATER, UNDERGROUND N1 - Photocopy (BLLD) ER -