Citation | Khanh, P.T., and T.T.H. Ngoc. 2022. Estimation of crop water demand for rice by the FAO penman monteith evapotranspiration model. Sarhad Journal of Agriculture, 38(5): 158-165. DOI | https://dx.doi.org/10.17582/journal.sja/2022.38.5.158.165