Modeling future climate change impacts on sorghum (Sorghum bicolor) production with best management options in Amhara Region, Ethiopia

Table 2 Comparison between simulated and observed anthesis date, physiological maturity (days), grain yield and aboveground biomass yield of Girana-1 sorghum cultivar (number of pair data (n) = 3) using R², RMSE and nRMSE during model calibration at Sirinka

Parameters	Observed	Simulated	R²	d	RMSE	nRMSE (%)
Days to Anthesis (days)	73	75	0.78	0.87	2	2.74
Days to maturity (days)	125	127	0.94	0.92	2	1.6
Grain yield (kg ha⁻¹)	3562	3084	0.89	0.90	478	13.42
Aboveground Biomass yield (kg ha⁻¹)	15,420	14,508	0.87	0.88	912	5.91

ISSN: 2662-4044