Fig. 3. Nitrogen uptake (mg N per plant) as affected by residence time (t = 2, 4, or 8 h) for the 70 mg N L-1 treatment with Swingle (A) and Volkamer (B) seedlings (error bars represent ± one SE from the mean, n = 4).
Fig. 3. Nitrogen uptake (mg N per plant) as affected by residence time (t = 2, 4, or 8 h) for the 70 mg N L-1 treatment with Swingle (A) and Volkamer (B) seedlings (error bars represent ± one SE from the mean, n = 4).