Guidelines and computer programs for the planning and design of land drainage systems [Electronic resource] /
W.H. van der Molen, J. MartiÌnez BeltraÌn, W.J. Ochs.
, Computer data (17 files: 8,801,094 bytes).
- Rome : Food and Agriculture Organization of the United Nations, 2007.
- 1 Compact disk : ill. ; 4 3/4 in.
- FAO irrigation and drainage paper, 62 0254-5284 ; .