Coefficient for AOT40-Wheat
coef.AOT_WHEATAn object of class numeric of length 1.
Mills, G., Buse, A., Gimeno, B., Bermejo, V., Holland, M., Emberson, L. and Pleijel, H., 2007. A synthesis of AOT40-based response functions and critical levels of ozone for agricultural and horticultural crops. Atmospheric Environment, 41(12), pp.2630-2643.