Four ecosystem services are measured in each sampling site.
Pollination experiment
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Flowering plants with bagged and unbagged flowers will be placed in each field to measure the pollination potential. |
Pest predation experiment
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Biological control potential will be estimated by placing aphids glued on cards placed on the ground. |
Yield
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Crop yield is estimated for each field based on surveys conducted with farmers. These surveys also aim at gathering data on practices. |
Biodiversity
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The cultural service associated with biodiversity conservation is estimated from data collected on the 7 taxonomic groups. |