Trade-off between pollinator-wildflower diversity & grassland yields

Abstract This is a critical moment for land use policy globally, with many countries (e.g. the UK and the European Union) currently undertaking significant green reforms of their agricultural policies. Despite their importance for maintaining agricultural outputs and plant diversity, the effects of...

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Main Authors: Nicholas J. Balfour, Ciaran Harris, Jonathan Storkey, Francis L. W. Ratnieks
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:npj Biodiversity
Online Access:https://doi.org/10.1038/s44185-024-00070-6
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author Nicholas J. Balfour
Ciaran Harris
Jonathan Storkey
Francis L. W. Ratnieks
author_facet Nicholas J. Balfour
Ciaran Harris
Jonathan Storkey
Francis L. W. Ratnieks
author_sort Nicholas J. Balfour
collection DOAJ
description Abstract This is a critical moment for land use policy globally, with many countries (e.g. the UK and the European Union) currently undertaking significant green reforms of their agricultural policies. Despite their importance for maintaining agricultural outputs and plant diversity, the effects of artificial soil enrichment on pollinators remain poorly understood. Our two-year study at the world’s longest-running ecological experiment, Park Grass, Rothamsted, examines the relationship between soil fertilisation, grassland yield and biodiversity. Our data show a large and significant negative effect of the major plant nutrients (NPK) on the abundance, species richness and functional diversity of both pollinators and flowering plants. The results also indicate a large and significant trade-off between productivity and biodiversity. Our findings are a salutary reminder of the challenge in reconciling conflicting aims in farmland management and strongly suggest that financial incentives are necessary to offset yield reductions to improve biodiversity outcomes in agricultural grasslands.
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issn 2731-4243
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series npj Biodiversity
spelling doaj-art-f5e6a77503fe49808340222a57bbe4db2025-01-26T12:38:31ZengNature Portfolionpj Biodiversity2731-42432025-01-01411810.1038/s44185-024-00070-6Trade-off between pollinator-wildflower diversity & grassland yieldsNicholas J. Balfour0Ciaran Harris1Jonathan Storkey2Francis L. W. Ratnieks3Laboratory of Apiculture & Social Insects, Department of Ecology & Evolution, School of Life Sciences, University of SussexLaboratory of Apiculture & Social Insects, Department of Ecology & Evolution, School of Life Sciences, University of SussexProtecting Crops and the Environment, Rothamsted Research, HarpendenLaboratory of Apiculture & Social Insects, Department of Ecology & Evolution, School of Life Sciences, University of SussexAbstract This is a critical moment for land use policy globally, with many countries (e.g. the UK and the European Union) currently undertaking significant green reforms of their agricultural policies. Despite their importance for maintaining agricultural outputs and plant diversity, the effects of artificial soil enrichment on pollinators remain poorly understood. Our two-year study at the world’s longest-running ecological experiment, Park Grass, Rothamsted, examines the relationship between soil fertilisation, grassland yield and biodiversity. Our data show a large and significant negative effect of the major plant nutrients (NPK) on the abundance, species richness and functional diversity of both pollinators and flowering plants. The results also indicate a large and significant trade-off between productivity and biodiversity. Our findings are a salutary reminder of the challenge in reconciling conflicting aims in farmland management and strongly suggest that financial incentives are necessary to offset yield reductions to improve biodiversity outcomes in agricultural grasslands.https://doi.org/10.1038/s44185-024-00070-6
spellingShingle Nicholas J. Balfour
Ciaran Harris
Jonathan Storkey
Francis L. W. Ratnieks
Trade-off between pollinator-wildflower diversity & grassland yields
npj Biodiversity
title Trade-off between pollinator-wildflower diversity & grassland yields
title_full Trade-off between pollinator-wildflower diversity & grassland yields
title_fullStr Trade-off between pollinator-wildflower diversity & grassland yields
title_full_unstemmed Trade-off between pollinator-wildflower diversity & grassland yields
title_short Trade-off between pollinator-wildflower diversity & grassland yields
title_sort trade off between pollinator wildflower diversity grassland yields
url https://doi.org/10.1038/s44185-024-00070-6
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AT francislwratnieks tradeoffbetweenpollinatorwildflowerdiversitygrasslandyields