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. 2017 Oct 10;8:1733. doi: 10.3389/fpls.2017.01733

Table 2.

Agronomical nitrogen use efficiency (NUE) and N partial factor productivity according to the 10 N application regimens as detailed in Table 1.

Agronomical NUE (g grain g N−1) N partial factor productivity (g grain g N−1)
Meseta Jallon Smooth P Meseta Jallon Smooth P
N130a 20.12 13.89 22.38 0.057 46.93 a 46.69 a 57.06 b 0.017
N130b 21.69 19.13 20.91 0.857 48.51 51.94 55.58 0.376
N150a 18.09 16.67 17.65 0.946 41.34 45.10 47.69 0.402
N150b 17.75 20.44 20.05 0.381 40.99 a 48.87 b 50.10 b 0.006
N150c 20.89 21.11 23.00 0.855 44.13 49.54 53.05 0.171
N170a 17.84 11.97 18.24 0.053 38.35 a 37.06 a 44.75 b 0.028
N170b 18.90 15.50 16.80 0.479 39.41 40.58 43.31 0.381
N170c 19.51 17.96 19.43 0.420 40.01 a 43.04 ab 45.94 b 0.009
N170d 17.28 18.61 23.45 0.128 37.78 a 43.69 ab 49.96 b 0.011

N0 is used for reference in the calculation of each and as such is not shown. Treatments in bold indicates P < 0.05.