Fig. 4. Relationship of relative clipping yield by harvest to desorbed NO3-N from anion exchange membranes in 1999. Although y-axis values are constant across harvests, x-axis values are variable. CRM, clippings removed; CRT, clippings returned.
Fig. 4. Relationship of relative clipping yield by harvest to desorbed NO3-N from anion exchange membranes in 1999. Although y-axis values are constant across harvests, x-axis values are variable. CRM, clippings removed; CRT, clippings returned.