WEERAKKODY, P
Farmer officer coordination to achieve flexible irrigation scheduling: A case st /by P.Weerakkody - Colombo International Irrigation Management Institute 1989 - 61 p.
9290901136
631.7 / WEE
Farmer officer coordination to achieve flexible irrigation scheduling: A case st /by P.Weerakkody - Colombo International Irrigation Management Institute 1989 - 61 p.
9290901136
631.7 / WEE