Portable X-ray fluorescence (pXRF) calibration for analysis of nutrient concentrations and trace element contaminants in fertilisers

Gifty E. Acquah; Javier Hernandez-Allica; Cathy L. Thomas; Sarah J. Dunham; Erick K. Towett; Lee B. Drake; Keith D. Shepherd; Steve P. McGrath; Stephan M. Haefele

doi:10.1371/journal.pone.0262460

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Open Access

Peer-reviewed

Research Article

Portable X-ray fluorescence (pXRF) calibration for analysis of nutrient concentrations and trace element contaminants in fertilisers

Gifty E. Acquah ,

Roles Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing

* E-mail: gifty.acquah@rothamsted.ac.uk

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom

https://orcid.org/0000-0003-4269-0903

⨯
Javier Hernandez-Allica,

Roles Data curation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom
⨯
Cathy L. Thomas,

Roles Methodology, Writing – original draft, Writing – review & editing

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom
⨯
Sarah J. Dunham,

Roles Data curation, Methodology, Writing – review & editing

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom
⨯
Erick K. Towett,

Roles Methodology, Writing – review & editing

Affiliation World Agroforestry (ICRAF), Nairobi, Kenya
⨯
Lee B. Drake,

Roles Methodology, Writing – review & editing

Affiliation Department of Anthropology, University of New Mexico, Albuquerque, NM, United States of America
⨯
Keith D. Shepherd,

Roles Conceptualization, Funding acquisition, Writing – review & editing

Affiliation World Agroforestry (ICRAF), Nairobi, Kenya

https://orcid.org/0000-0001-7144-3915

⨯
Steve P. McGrath,

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom

https://orcid.org/0000-0003-0952-8947

⨯
Stephan M. Haefele

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation Department of Sustainable Agriculture Sciences, Rothamsted Research, Harpenden, Hertfordshire, United Kingdom
⨯

Portable X-ray fluorescence (pXRF) calibration for analysis of nutrient concentrations and trace element contaminants in fertilisers

Gifty E. Acquah,
Javier Hernandez-Allica,
Cathy L. Thomas,
Sarah J. Dunham,
Erick K. Towett,
Lee B. Drake,
Keith D. Shepherd,
Steve P. McGrath,
Stephan M. Haefele

Published: January 11, 2022
https://doi.org/10.1371/journal.pone.0262460

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