Social and Ecological Drivers of the Economic Value of Pollination Services Delivered to Coffee in Central Uganda

Figure 4

Relationship between the abundance of bees visiting coffee flowers economic measures of coffee production: (a) yield (kg/ha); (b) gross revenue (US$/ha), and (c) the value of bees to coffee production (US$/ha). 𝑅² = coefficient of the determination of the regression model; SE = standard error; 𝑃 = statistical significance level (1,28) = degrees of freedom; 𝐹 = analysis of variance value of Snedecor test.

(a)

(b)

(c)