Fig. 3. Rainfall and irrigation distribution and daily nitrate leaching during the potato growing seasons at Becker, Minn., in 1997, 1998, and in the standard and excessive irrigation experiments in 1999.
Fig. 3. Rainfall and irrigation distribution and daily nitrate leaching during the potato growing seasons at Becker, Minn., in 1997, 1998, and in the standard and excessive irrigation experiments in 1999.