Fig. 4
From: Effect of vapour pressure deficit on gas exchange of field-grown cotton

Comparison of modelled and measured Asat/E using Eq. (2) where g1 and k parameters are from a field data and b glasshouse data prediction from Duursma et al. (2013). Also shown are the 1:1 lines (black). a RMSE = 0.714; mean absolute difference (MAD) = 0.546 and b RMSE does not apply; MAD = 0.551