Vincent de Leijster

175 Appendices Table A5-8. Correlation matrix presenting relationships between ecosystem service indicators (rows) and biotic and abiotic factors (columns). Values in the cells present correlation coefficient of Pearson correlations and level of significance is indicated by *** < 0.001, ** < 0.01, * < 0.05, • < 0.10. Green shading indicates positive correlations, red shading indicates negative correlations Tree age Canopy cover Canopy height Tree richness Tree density Basal area Musa density Coffee biomass Humidity Temperature Soil organic carbon Soil phosphor Soil potassium Slope Altitude Farm size Coffee density Last prune coffee Weeding Fertilization Pest control Total AGC 0.71*** 0.31* 0.45*** 0.36** 0.37* -0.38** -0.25* 0.42* -0.29* Total BGC 0.27* -0.36** 0.99** Total carbon st. 0.31* 0.38** -0.28* 0.68*** 0.29• -0.22• RUSLE A-factor -0.43** 0.43** 0.35* 0.44** -0.41** -0.45*** Ground cover 0.34* -0.30˙ -0.28˙ 0.32* Litter cover 0.45*** 0.38** 0.38** -0.32* -0.45*** -0.23• -0.29* Soil stability 0.29˙ 0.42** -0.24• 0.33* Butterfly rich -0.37˙ 0.45* Butterfly abundance 0.34• -0.39˙ Butterfly SI 0.45* -0.41* 0.56** Epiphyte group 0.44** 0.35* 0.38* -0.53** 0.41* Coffee berry borer 0.21˙ 0.39** -0.26* 0.36* LM: Plant dam 0.50* LM: Leaf dam. 0.38• 0.51• -0.46* 0.42˙ Coffee production -0.29* 0.37** -0.27* 0.23• 0.37* Coffee yield 0.20• 0.24• 0.26* 0.29* 0.27* Coffee quality -0.31* -0.21• -0.19• -0.27* Timber volume 0.63*** 0.54*** 0.42* 0.34* -0.40** -0.26• Tree age X