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Fan, F., Henriksen, C. B., & Porter, J. (2016). Valuation of ecosystem services in organic cereal crop production systems with different management practices in relation to organic matter input. Ecosystem Services, 22, 117–127.
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Ghaley, B. B., & Porter, J. R. (2014). Ecosystem function and service quantification and valuation in a conventional winter wheat production system with the DAISY model in Denmark. Ecosystem Services, 10, 79–83.
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Ghaley, B. B., Porter, J. R., & Sandhu, H. S. (2014). Soil-based ecosystem services: a synthesis of nutrient cycling and carbon sequestration assessment methods. International Journal of Biodiversity Science, Ecosystem Services & Management, 10(3), 177–186.
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