Measuring water in irrigation channels with parshall flumes and small weirs
Parshall, R.L.
Measuring water in irrigation channels with parshall flumes and small weirs - Washington 1950 - 1-62 p. - United States Department of A .
Measuring water in irrigation channels with parshall flumes and small weirs - Washington 1950 - 1-62 p. - United States Department of A .