Fig. 1. Nitrogen removal at fertilization rates of 224, 448, and 672 kg N ha^-1 year^-1 in orchardgrass and smooth bromegrass in a three-harvest system in 1999 and 2000, near Pittstown, NJ. Vertical bars are the LSD at the 0.05 significance level and compare N rate means for the same species and the same or different harvests.