Boadu, Paul, Aidoo, Robert, Ohene-Yankyera, Kwasi, Kleih, Ulrich, Abdoulaye, Tahirou, Orchard, John and Maroya, Norbert (2019) A latent class modelling approach to evaluating farmers’ preferences for pona seed yam certification systems and their willingness to pay in Ghana. International Journal of Agricultural Extension and Rural Development Studies, 6 (1). pp. 1-25. ISSN 2058-9093 (Print), 2058-9107 (Online)

Boadu, Paul, Aidoo, Robert, Yankyera, Kwasi-Ohene, Kleih, Ulrich, Abdoulaye, Tahirou, Maroya, Norbert, Orchard, John and Bekoe, Stephen (2018) Farmers’ perception about quality of planted seed yam and their preferences for certified seed yam in Ghana. International Journal of Food and Agricultural Economics, 6 (3). pp. 71-83. ISSN 2147-8988 (Print), 2149-3766 (Online)

Orchard, John, Chancellor, Timothy ORCID: 0000-0002-4442-7001 , Denton, Roy, Fall, Amadou Abdoulaye and Jaeger, Peter (2013) Annex 1. Vol. 2 of Growing Africa: Unlocking the potential of agribusiness. Project Report. The World Bank, Washington D.C., USA.

Rees, Debbie ORCID: 0000-0003-3541-0424 , Farrell, Graham and Orchard, John (eds.) (2012) Crop post-harvest: science and technology, perishables. Wiley-Blackwell, Chichester, UK. ISBN 978-0-632-05725-2 (hbk), 978-1-4443-5463-8 (ebk)

Bishop, Chris, Rees, Debbie ORCID: 0000-0003-3541-0424 , Cheema, Muhammad U.A., Harper, Glyn and Stroud, Graeme (2012) Potatoes. In: Rees, Debbie ORCID: 0000-0003-3541-0424 , Farrell, Graham and Orchard, John, (eds.) Crop Post-harvest: Science and Technology, Perishables. Wiley-Blackwell, Chichester, UK, pp. 334-359. ISBN 978-0-632-05725-2 (hbk), 978-1-4443-5463-8 (ebk)

Rees, Debbie ORCID: 0000-0003-3541-0424 , Westby, Andrew, Tomlins, Keith, Van Oirschot, Quirien, Cheema, Muhammad U.A., Cornelius, Eric and Amjad, Mohammad (2012) Tropical root crops. In: Rees, Debbie ORCID: 0000-0003-3541-0424 , Farrell, Graham and Orchard, John, (eds.) Crop Post-harvest: Science and Technology, Perishables. Wiley-Blackwell, Chichester, UK, pp. 392-413. ISBN 9780632057252

Antonidaki-Giatromanolaki, Anna, Orchard, John, Papadimitriou, Michel, Dragassaki, Magdalena and Vlahos, Ioannis (2010) Propagation of Ptilostemon chamaepeuce (L.) less through tissue culture. Journal of Biological Research-Thessaloniki, 13. pp. 105-111. ISSN 1790-045X

Tortoe, Charles, Orchard, John and Beezer, Anthony (2008) Artificial cell studies in simulated apple and potato starch cell complex during osmotic dehydration. Journal of Food Quality, 31 (5). pp. 559-570. ISSN 0146-9428 (Print), 1745-4557 (Online) (doi:https://doi.org/10.1111/j.1745-4557.2008.00220.x)

Tortoe, Charles, Orchard, John, Beezer, Anthony and Tetteh, John (2008) Artificial neural networks in modelling osmotic dehydration of foods. Journal of Food Processing and Preservation, 32 (2). pp. 270-285. ISSN 1745-4549 (online) (doi:https://doi.org/10.1111/j.1745-4549.2008.00178.x)

Antonidaki-Giatromanolaki, Anna, Orchard, John, Papadimitriou, Michael, Dragassaki, Magdalena and Vlahos, Ioannis (2008) Propagation by stem cuttings of Ptilostemon chamaepeuce (L.)less. Propagation of Ornamental Plants, 8 (4). pp. 186-189. ISSN 1311-9109

Tortoe, Charles, Orchard, John and Beezer, Anthony (2007) Prevention of enzymatic browning of apple cylinders using different solutions. International Journal of Food Science and Technology, 42 (12). pp. 1475-1481. ISSN 0950-5423 (doi:https://doi.org/10.1111/j.1365-2621.2006.01367.x)

Tortoe, Charles, Orchard, John and Beezer, Anthony (2007) Comparative behaviour of cellulosic and starchy plant materials during osmotic dehydration. Journal of the Science of Food and Agriculture, 87 (7). pp. 1284-1291. ISSN 0022-5142 (doi:https://doi.org/10.1002/jsfa.2843)

Tortoe, Charles, Orchard, John and Beezer, Anthony (2007) Osmotic dehydration kinetics of apple, banana and potato. International Journal of Food Science and Technology, 42 (3). pp. 312-318. ISSN 0950-5423 (doi:https://doi.org/10.1111/j.1365-2621.2006.01225.x)

Tortoe, Charles, Orchard, John, Beezer, Anthony and O'Neil, M. (2007) Potential of calorimetry to study osmotic dehydration of food materials. Journal of Food Engineering, 78 (3). pp. 933-940. ISSN 0260-8774 (doi:https://doi.org/10.1016/j.jfoodeng.2005.12.006)

Legge, Alan, Orchard, John, Graffham, Andy, Greenhalgh, Peter and Kleih, Ulrich (2006) The production of fresh produce in Africa for export to the United Kingdom: mapping different value chains. Technical Report. Natural Resources Institute, Chatham, UK.

Orchard, John and Tortoe, Charles (2006) Microstructural changes of osmotically dehydrated tissues of apple, banana, and potato. Scanning, 28 (3). pp. 172-178. ISSN 0161-0457 (doi:https://doi.org/10.1002/sca.4950280306)

Greenhalgh, Peter, Orchard, John and Tallontire, Anne (2003) Assessment of needs and feasibility of commercial production of tropical fruits and vegetables for diversified exports in Ethiopia and Sudan. [Working Paper]