Water Balance Analysis for Determination of Time Shift in Rice (Oryza sativa L.)

Rice production in East Java has decreased, which is related to climate change. Uncertain results a shift planting time. Climate projection scenarios are solution see future climatic conditions. One of the analyses used water balance. This study aims balance determine rice (Oryza sativa L.) time based on scenarios. The research was conducted from March July 2022 four districts Java. materials average rainfall data and temperature for 2000-2020, CNRM-CM5 HadGEM2-ES models 2025-2050, field capacity data, permanent wilting point data. uses selected sampling technique location chosen as one centers exploratory descriptive analysis, statistical Thornthwaite Mather method analysis. show plants years 2025-2050. Malang District experienced change 2 basics, Gresik 2-6 Banyuwangi 3-5 basics Pasuruan 1-4 basics.