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Details

Autor(en) / Beteiligte
Titel
Mutually beneficial pollinator diversity and crop yield outcomes in small and large farms
Ist Teil von
  • Science (American Association for the Advancement of Science), 2016-01, Vol.351 (6271), p.388-391
Ort / Verlag
United States: American Association for the Advancement of Science
Erscheinungsjahr
2016
Quelle
American Association for the Advancement of Science
Beschreibungen/Notizen
  • Ecological intensification, or the improvement of crop yield through enhancement of biodiversity, may be a sustainable pathway toward greater food supplies. Such sustainable increases may be especially important for the 2 billion people reliant on small farms, many of which are undernourished, yet we know little about the efficacy of this approach. Using a coordinated protocol across regions and crops, we quantify to what degree enhancing pollinator density and richness can improve yields on 344 fields from 33 pollinator-dependent crop systems in small and large farms from Africa, Asia, and Latin America. For fields less than 2 hectares, we found that yield gaps could be closed by a median of 24% through higher flower-visitor density. For larger fields, such benefits only occurred at high flower-visitor richness. Worldwide, our study demonstrates that ecological intensification can create synchronous biodiversity and yield outcomes.
Sprache
Englisch
Identifikatoren
ISSN: 0036-8075
eISSN: 1095-9203
DOI: 10.1126/science.aac7287
Titel-ID: cdi_hal_primary_oai_HAL_hal_02639705v1

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