P. K.KINGRA, S. S.KUKAL, and SOM PAL SINGH. 2019. “Trends in Evapotranspiration and Water Productivity of Rice and Wheat in Different Agroclimatic Regions of Punjab, India”. Journal of Agrometeorology 21 (1):63-67. https://doi.org/10.54386/jam.v21i1.207.