Table 5: NST 3.0 model estimates of phosphorus uptake in kilograms per hectare for four depth increments at the end of a 126 d simulated growing season for buffers composed of cottonwood, switchgrass, and smooth brome.

Plant communityDepth of soil increment (cm)
0–1200–3030–6060–120
kg P ha−1

Cottonwood24.520.42.70.8
Switchgrass21.515.37.34.7
Smooth brome21.418.85.42.0