TY - BOOK AU - Framji,K.K. AU - Garg,B.C. AU - Kaushish,S.P. ED - International Commission on Irrigation and Drainage TI - Design practies for covered drains in an agricultural land drainage system: a world wide survey SN - 8185068143 U1 - 631.6 PY - 1987/// CY - New Delhi PB - International Commission on Drainage System KW - Drainage KW - Agricultural engineering KW - Sanitary engineering ER -