The modal extension is calibrated only for applications of 200 lb nitrogen applied in the form of urea. -from Authors
CITATION STYLE
Stage, A. R., Crookston, N. L., Shafii, B., Moore, J. A., & Olson, J. (1990). Representing growth response to fertlization in the Prognosis Model for Stand Development. Research Note - US Department of Agriculture, Forest Service, (INT-392). https://doi.org/10.5962/bhl.title.81821
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