Estimation of Reference Evapotranspiration Using Penman-Monteith Equation and Time Series Model in some Selected States in Northern Nigeria. LJSIR [Internet]. 16 juin 2024 [cité 17 mai 2026];2(2):67-74. Disponible sur: https://lafiascijournals.org.ng/index.php/ljsir/article/view/329