Figures & data
Figure 1. Map of the study areas.
Table 1. Description of testing environments for testing 16 Arabica coffee genotypes.
Table 2. List of coffee genotypes used in this study and their collection sites.
Table 3. Mean clean coffee yield (kg/ha) of 16 tested coffee genotypes across eight environments.
Table 4. ANOVA of AMMI model for clean coffee yield (kg/ha) of coffee genotypes across different environments during 2015, 2016, and 2017 cropping seasons.
Figure 2. AMMI 1 biplot showing genotype and environment means of coffee bean yield against IPC1.
Figure 3. The AMMI II biplot showing the relationship between genotypes and environments for coffee mean yield.
Table 5. The rank of 16 coffee genotypes based on mean yield, ASV, Cultivar Superiority Index (PI), Wricks’ecovalence (wi),YSI, and SSC.
Table 6. Joint regression analysis of variance for coffee bean yield.
Table 7. The Spearman’s rank correlation of different stability measures of coffee bean yield.