Some Unresolved Issues of Measuring the Efficiency of Pollinators: Experimentally Testing and Assessing the Predictive Power of Different Methods

<div>A forager of the European honeybee (<i>Apis mellifera </i>L.) collecting nectar as well as pollen from the top/front of the flower of onion (<i>Allium cepa </i>L.).</div>

International Journal of Ecology

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Figure 5

Figure 5: Some Unresolved Issues of Measuring the Efficiency of Pollinators: Experimentally Testing and Assessing the Predictive Power of Different Methods 

Figure 5 | Some Unresolved Issues of Measuring the Efficiency of Pollinators: Experimentally Testing and Assessing the Predictive Power of Different Methods 