Framji, K.K. ed.
Design practices for covered drains in an agricultural land drainage system: A worldwide survey - New Delhi ICID 1987 - 438 p.
8185068143
Agricultural land drainage system
631.62(084) F77D
Design practices for covered drains in an agricultural land drainage system: A worldwide survey - New Delhi ICID 1987 - 438 p.
8185068143
Agricultural land drainage system
631.62(084) F77D