Article

Duddigan, S., Shaw, L. J., Sizmur, T. ORCID: https://orcid.org/0000-0001-9835-7195, Gogu, D., Hussain, Z., Jirra, K., Kaliki, H., Sanka, R., Sohail, M., Soma, R., Thallam, V., Vattikuti, H. and Collins, C. D. (2023) Natural farming improves crop yield in SE India when compared to conventional or organic systems by enhancing soil quality. Agronomy for Sustainable Development, 43 (2). 31. ISSN 1773-0155 doi: https://doi.org/10.1007/s13593-023-00884-x

Duddigan, S., Shaw, L. J., Alexander, P. D. and Collins, C. D. (2022) Effects of application of horticultural soil amendments on decomposition, quantity, stabilisation and quality of soil carbon. Scientific Reports, 12. 17631. ISSN 2045-2322 doi: https://doi.org/10.1038/s41598-022-22451-2

Duddigan, S., Collins, C. D., Hussain, Z., Osbahr, H. ORCID: https://orcid.org/0000-0002-0130-2313, Shaw, L. J., Sinclair, F., Sizmur, T. ORCID: https://orcid.org/0000-0001-9835-7195, Thallam, V. and Winowiecki, L. A. (2022) Impact of zero budget natural farming on crop yields in Andhra Pradesh, SE India. Sustainability, 14 (3). 1689. ISSN 2071-1050 doi: https://doi.org/10.3390/su14031689

Duddigan, S., Fraser, T., Green, I., Diaz, A., Sizmur, T. ORCID: https://orcid.org/0000-0001-9835-7195 and Tibbett, M. (2021) Plant, soil and faunal responses to a contrived pH gradient. Plant and Soil, 462. pp. 505-524. ISSN 0032-079X doi: https://doi.org/10.1007/s11104-021-04879-z

Duddigan, S. ORCID: https://orcid.org/0000-0002-6228-4462, Alexander, P. D., Shaw, L. J. ORCID: https://orcid.org/0000-0002-4985-7078 and Collins, C. D. (2021) Effects of repeated application of organic soil amendments on horticultural soil physicochemical properties, nitrogen budget and yield. Horticulturae, 7 (10). 371. ISSN 2311-7524 doi: https://doi.org/10.3390/horticulturae7100371

Duddigan, S., Alexander, P. D., Shaw, L. J., Sanden, T. and Collins, C. D. (2020) The Tea Bag Index—UK: using citizen/community science to investigate organic matter decomposition rates in domestic gardens. Sustainability, 12 (17). 6895. ISSN 2071-1050 doi: https://doi.org/10.3390/su12176895

Duddigan, S., Gil‐Martínez, M., Fraser, T., Green, I., Diaz, A., Sizmur, T., Pawlett, M., Raulund‐Rasmussen, K. and Tibbett, M. (2020) Evaluating heathland restoration belowground using different quality indices of soil chemical and biological properties. Agronomy, 10 (8). 1140. ISSN 2073-4395 doi: https://doi.org/10.3390/agronomy10081140

Tibbett, M., Fraser, T. D. and Duddigan, S. (2020) Identifying potential threats to soil biodiversity. PeerJ, 8. e9271. ISSN 2167-8359 doi: https://doi.org/10.7717/peerj.9271

Duddigan, S., Shaw, L. J., Alexander, P. D. and Collins, C. D. (2020) Chemical underpinning of the tea bag index: An examination of the decomposition of tea leaves. Applied and Environmental Soil Science, 2020. 6085180. ISSN 1687-7675 doi: https://doi.org/10.1155/2020/6085180

Duddigan, S., Shaw, L. J., Alexander, P. D. and Collins, C. D. (2019) A comparison of physical soil organic matter fractionation methods for amended soils. Applied and Environmental Soil Science, 2019. 3831241. ISSN 1687-7675 doi: https://doi.org/10.1155/2019/3831241

Tibbett, M., Gil-Martínez, M., Fraser, T., Green, I. D., Duddigan, S., De Oliveira, V. H., Raulund-Rasmussen, K., Sizmur, T. ORCID: https://orcid.org/0000-0001-9835-7195 and Diaz, A. (2019) Long-term acidification of pH neutral grasslands affects soil biodiversity, fertility and function in a heathland restoration. Catena, 180. pp. 401-415. ISSN 0341-8162 doi: https://doi.org/10.1016/j.catena.2019.03.013

Thesis

Duddigan, S. L. (2018) The fate of carbon from soil amendments in horticultural systems. PhD thesis, University of Reading. doi: https://doi.org/10.48683/1926.00086786