Land drainage

Drainage engineering Luthin, James N. Soil Organic Matter Management For Sustainable agriculture ; Edited by R.D.B. Lefroy Productive Land of Saline Land ; Edited by Neil Davidson Drainage booklines Ochs, Walter J. Agricultural land drainage Anand Abhishek Basic plumbing services skills Wenning, Peter Agricultural mechanization Culpin, Claude Mechanization of irrigated crop production jointly organized by the German Foundation for International Development, the Government of Turkey, the Food and Agriculture Organization of the United Nations