Credits: past and present staff involved in eRA

e-RA was initially developed by Jackie Potts, Andy Caiger, Kevin Crowley, Sharon Brown, Paul Verrier, Christine Thomas, Roger Payne and Joe Perry, with funding from the Lawes Agricultural Trust and the Leverhulme Trust. Alan Todd and Gill Tuck subsequently prepared and curated the data, with Bill Moore responsible for the software and database application development.

Data Curation

• Margaret Glendining - e-RA Curator, website content, data management and curation (2008 - Current)
• Sarah Perryman - e-RA Curator, website content, data management and curation (2012 - Current)
• Claudia Underwood (2008 - 2012)
• Gill Tuck (2005 - 2008)

Software and Web Development

• Nathalie Castells-Brooke (2006 - Current)
• Oliver Winfield (- Current)
• Ian Mattinson
• Rob Higginbotham
• Trevor Pocock
• Bill Moore (2005 - 2010)

e-RA Project Management Team

• Richard Ostler - Project Leader & Head of Agroinformatics (2017 - Current)
• Chris Rawlings (- 2017)
• Malcolm Hawkesford (- 2017)
• Paul Verrier
• Gavin Harrison

Long-term Experiments (LTE) Manager

• Andy Gregory (2022 - Current)
• Andy Macdonald (2009 - 2022)
• Paul Poulton (- 2008)

LTE Principal Investigator

• Andy Gregory (2022 - Current)
• Andy Macdonald (2017 - 2022)
• Keith Goulding (2003 - 2017)
• David Powlson (1993 - 2003)

Data Entry

• Valerie Mitchell (- 2018)
• Vera Wiltsher (- 2014)

Data Preparation and Statistics

• Suzanne Clark (2018 - Current)
• Rodger White (2009 - 2018)
• Alan Todd (1974 - 2009)

Data provision

Meteorological Stations

• Tony Scott (2007 - Current)

Crop and soil sample collection and processing

Crop/Vegetation data

• Chris Hall (2008 - 2022)
• Tony Scott (Park Grass vegetation surveys  2010 - Current)
• Jon Storkey (Park vegetation surveys 2010 - Current)
• Richard Hull (Broadbalk weed surveys - Current)
• Chris Mackay (2010 - Current)
• Tim Hall (1990 - Current)
• Andy Macdonald (2008 - 2022)
• Paul Poulton (1980 - 2008)
• Steve Freeman (2013 - 2020)
• Mariana Marczyova (2008 - 2013)
• Holly Addis (2020 - 2022)

Soils

• Tony Scott (2008 - Current)
• Andy Gregory (2016 - Current)
• Chris Hall (2008 - Current, Park Grass)
• Andy Macdonald (2008 - 2022)
• Paul Poulton (1980 - 2008)
• Steve Freeman (2013 - 2020)
• Mariana Marczyova (2008 - 2013)
• Holly Addis (2020 - 2022)
• Michelle Farnham (2020 & 2021)

Crop and soil analyses conducted by the Rothamsted Chemical Analytical Unit

• Wendy Wilmer (Gregory) (1983 - Current)
• Ruth Skilton (1979 - 1990; 2002 - Current)
• Mark Durenkamp (2015 - Current)
• Melanie Brookman (2013 - Current)
• Chloe Garwood (2017 - Current)

Soil and Plant material:

• Exchangeable Cations  Extraction by Melanie Brookman and ICP-OES Analysis by Mark Durenkamp and Chloe Garwood
  
• Olsen P Extraction by Melanie Brookman and Colourimetric Analysis by Wendy Wilmer
• pH in water Analysis by Melanie Brookman
  Total N & C Combustion Analysis by Ruth Skilton
• Major and Trace element Determination Digestion by Chloe Garwood & Ruth Skilton and ICP-OES Analysis by Mark Durenkamp and Chloe Garwood

Drainage water:

• Major and Trace element Determination ICP-OES Analysis by Mark Durenkamp and Chloe Garwood
  
• Anion Determination (NO3,NH4,Cl,PO4 & TSN) Colourimetric Analysis by Wendy Wilmer
  
• TOC UV TOC Analysis by Wendy Wilmer

Farm Yard Manure:

• Kjeldahl Total N Extraction by Melanie Brookman and Colourimetric Analysis by Wendy Wilmer

Retired/past staff who conducted analyses:

• Adrian Crosland 1990 - 2017 (ICP-OES Determinations)
• Xiaoyun Zhou 2001 - 2019 (Total N & C and Digestion)
• Kerria Rowan 2019 - 2020 (Total N & C + Digestion)
• Maureen Birdsey 1990 - 2000 for LTE work (Digestion Lab)
• Jeanne Day 1990 - 2002 (Total N & C & Digestion Lab)
• Ursula Donnellan 2008 - 2013 (Olsen P,  Exch Cat, pH)
• Anne Duffy 2007 - 2007 (Olsen P, Exchangeable Cations, pH)
• Sadia Beg 2003/4 - 2007 (Olsen P, Exchangeable Cations, pH)
• Daniel Hampshire 1990s - 2003/4 (Olsen P, Exchangeable Cations, pH, Total N & C).