Dr Zannie Langford
Senior Lecturer
School of Agriculture and Food Sustainability
Researcher biography
Zannie Langford is Senior Lecture in Agribusiness in the School of Agriculture and Food Sustainability. Here research interests focus on agricultural investment, land tenure, and rural development in Australia, Indonesia and the Pacific. Her books include 'Assembling Financialisation: Local actors and the making of agricultural investment' (Berghahn books) and 'Globalisation and livelihood transformations in the Indonesian seaweed industry' (Routledge).
Publications
Book
Langford, Zannie (2024). Assembling financialisation: local actors and the making of agricultural investment. New York, NY, United States: Berghahn Books. doi: 10.3167/9781805390947
Book Chapters
Langford, Zannie (2024). Introduction. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 1-20) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-1
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Lapong, Imran and Armis, Risya Arsyi (2024). Farmer decision-making in the Indonesian seaweed industry. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 177-193) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-10
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Armis, Risya Arsyi and Lapong, Imran (2024). Seaweed marketing: village-based traders as financial and market intermediaries. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 210-226) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-12
Langford, Zannie, Waldron, Scott, Zhang, Jing, Ruhon, Radhiyah, Walyandra, Zulung Zach, Armis, Risya Arsyi, Lapong, Imran, Julianto, Boedi, Siradjuddin, Irsyadi, Pasaribu, Syamsul and Nuryartono, Nunung (2024). Diverse Seaweed Farming Livelihoods in Two Indonesian Villages. Tropical Phyconomy Coalition Development. (pp. 143-160) Cham, Switzerland: Springer. doi: 10.1007/978-3-031-47806-2_12
Ruhon, Radhiyah, Waldron, Scott, Langford, Zannie, Komarek, Adam, Zhang, Jing and Cahyadi, Eko (2024). The South Sulawesi seaweed industry. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 77-98) edited by Zannie Langford. London, United Kingdom: Routledge. doi: 10.4324/9781003183860-5
Waldron, Scott, Langford, Zannie, Pasaribu, Syamsul, Nuryartono, Nunung, Julianto, Boedi and Siradjuddin, Irsyadi (2024). The Indonesian seaweed industry. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 51-76) edited by Zannie Langford. London, United Kingdom: Routledge. doi: 10.4324/9781003183860-4
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Armis, Risya Arsyi and Lapong, Imran (2024). From communal access to private ownership: negotiating rights to the sea. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 123-149) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-8
Langford, Zannie (2024). Conclusion. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 227-237) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-13
Zhang, Jing, Langford, Zannie and Waldron, Scott (2024). The global carrageenan industry. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 23-50) edited by Zannie Langford. London, United Kingdom: Routledge. doi: 10.4324/9781003183860-3
Langford, Zannie, Ruhon, Radhiyah and Waldron, Scott (2024). Reconciling Indonesian seaweed industry statistics from different sources. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 239-250) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge.
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Lapong, Imran and Armis, Risya Arsyi (2024). Environmental and socio-economic constraints to marine seaweed farming. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 150-176) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-9
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach and Armis, Risya Arsyi (2024). Export commodity frontiers and the transformation of village life. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 101-122) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-7
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Armis, Risya Arsyi and Lapong, Imran (2024). Gendered work and casual labour in the Indonesian seaweed industry. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. 194-209) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860-11
Langford, Zannie (2024). Preface: The seaweed expansion. Globalisation and livelihood transformations in the Indonesian seaweed industry. (pp. xvii-xxii) edited by Zannie Langford. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9781003183860
Langford, Alexandra, Brekelmans, Alana and Lawrence, Geoffrey (2021). 'I want to sleep at night as well': guilt and care in the making of agricultural credit markets. Markets in their place: context, culture, finance. (pp. 122-140) edited by Russell Prince, Matthew Henry, Carolyn Morris, Aisling Gallagher and Stephen FitzHerbert. Abingdon, Oxon, United Kingdom: Routledge. doi: 10.4324/9780429296260-7
Journal Articles
Langford, Zannie and Martin, Richard (2025). Rethinking Indigenous entrepreneurship. Entrepreneurship: Theory and Practice, 49 (6), 1741-1772. doi: 10.1177/10422587251362901
Smith, Kiah, Cruz, Daniel and Langford, Zannie (2025). Solidarity finance and food democracy in civic food networks in Australia: what role for ‘citizen-financiers’?. Agriculture and Human Values, 42 (3) 106799, 1-17. doi: 10.1007/s10460-025-10708-1
Rahmat, Yunie N., Neilson, Jeff, Langford, Alexandra, Walyandra, Zulung, Ruhon, Radhiyah, Armis, Risya and Lapong, Imran (2025). Fluid institutions of access: sea space as a livelihood resource in coastal Indonesia. Journal of Agrarian Change, 25 (2) e12617, 1-16. doi: 10.1111/joac.12617
Stone, Serafina, Langford, Zannie, Arsyi, Risya, Lapong, Imran, Zach, Zulung, Ruhon, Radhiyah, Julianto, Boedi, Siradjuddin, Irsyadi, Wong, Annie and Waldron, Scott (2025). Technology adoption by smallholder farmers: the case of drying technology in the Indonesian seaweed industry. Journal of Agribusiness in Developing and Emerging Economies, 15 (3), 486-499. doi: 10.1108/jadee-01-2023-0011
Zhang, Jing, Waldron, Scott, Langford, Zannie, Julianto, Boedi and Komarek, Adam Martin (2024). China’s growing influence in the global carrageenan industry and implications for Indonesia. Journal of Applied Phycology, 36 (2), 639-660. doi: 10.1007/s10811-023-03004-0
Langford, Alexandra, Turupadang, Welem and Waldron, Scott (2023). Interventionist industry policy to support local value-adding: evidence from the Eastern Indonesian seaweed industry. Marine Policy, 151 105561, 1-11. doi: 10.1016/j.marpol.2023.105561
Smith, Kiah, Langford, Alexandra and Lawrence, Geoffrey (2022). Tracking farmland investment in Australia: Institutional finance and the politics of data mapping. Journal of Agrarian Change, 23 (3), 518-546. doi: 10.1111/joac.12531
Langford, Alexandra (2022). Developing food markets in Vanuatu: re-examining remote island geographies of food production and trade. World Development Perspectives, 28 100463, 1-10. doi: 10.1016/j.wdp.2022.100463
Langford, Alexandra, Zhang, Jing, Waldron, Scott, Julianto, Boedi, Siradjuddin, Irsyadi, Neish, Iain and Nuryartono, Nunung (2022). Price analysis of the Indonesian carrageenan seaweed industry. Aquaculture, 550 737828, 737828. doi: 10.1016/j.aquaculture.2021.737828
Langford, Alexandra (2022). A ‘Rule of Thumb’ and the return on investment: the role of valuation devices in the financialization of Northern Australian pastoral land. Valuation Studies, 8 (2), 37-60. doi: 10.3384/vs.2001-5992.2021.8.2.37-60
Langford, Alexandra, Lawrence, Geoffrey and Smith, Kiah (2021). Financialization for development? Asset making on Indigenous land in remote northern Australia. Development and Change, 52 (3), 574-597. doi: 10.1111/dech.12648
Langford, Alexandra, Waldron, Scott, Sulfahri, and Saleh, Hasnawati (2021). Monitoring the COVID-19-affected Indonesian seaweed industry using remote sensing data. Marine Policy, 127 104431, 104431. doi: 10.1016/j.marpol.2021.104431
Langford, Alexandra, Smith, Kiah and Lawrence, Geoffrey (2020). Financialising governance? State actor engagement with private finance for rural development in the Northern Territory of Australia. Research in Globalization, 2 100026, 1-9. doi: 10.1016/j.resglo.2020.100026
Sulfahri, Mushlihah, Siti, Husain, Dirayah R., Langford, Alexandra and Tassakka, Asmi Citra Malina A.R. (2020). Fungal pretreatment as a sustainable and low cost option for bioethanol production from marine algae. Journal of Cleaner Production, 265 121763, 121763. doi: 10.1016/j.jclepro.2020.121763
Sulfahri, Mushlihah, Siti, Langford, Alexandra and Tassakka, Asmi Citra Malina A. R. (2020). Ozonolysis as an effective pretreatment strategy for bioethanol production from marine algae. BioEnergy Research, 13 (4), 1269-1279. doi: 10.1007/s12155-020-10131-w
Langford, Alexandra (2019). Capitalising the farm family entrepreneur: negotiating private equity partnerships in Australia. Australian Geographer, 50 (4), 1-19. doi: 10.1080/00049182.2019.1682320
Langford, Alexandra, Chan, Clement Matthew, Pratt, Steven, Garvey, Christopher J. and Laycock, Bronwyn (2018). The morphology of crystallisation of PHBV/PHBV copolymer blends. European Polymer Journal, 112, 104-119. doi: 10.1016/j.eurpolymj.2018.12.022
Levett, Ian, Birkett, Greg, Davies, Nick, Bell, Aidan, Langford, Alexandra, Laycock, Bronwyn, Lant, Paul and Pratt, Steven (2016). Techno-economic assessment of poly-3-hydroxybutyrate (PHB) production from methane - the case for thermophilic bioprocessing. Journal of Environmental Chemical Engineering, 4 (4A), 3724-3733. doi: 10.1016/j.jece.2016.07.033
Laycock, Bronwyn, Arcos-Hernandez, Monica V., Langford, Alexandra, Buchanan, Jessica, Halley, Peter J., Werker, Alan, Lant, Paul A. and Pratt, Steven (2014). Thermal properties and crystallization behavior of fractionated blocky and random polyhydroxyalkanoate copolymers from mixed microbial cultures. Journal of Applied Polymer Science, 131 (19) 40836, 1-19. doi: 10.1002/app.40836
Laycock, Bronwyn, Arcos-Hernandez, Monica V., Langford, Alexandra, Pratt, Steven, Werker, Alan, Halley, Peter J. and Lant, Paul A. (2014). Crystallisation and fractionation of selected polyhydroxyalkanoates produced from mixed cultures. New Biotechnology, 31 (4), 345-356. doi: 10.1016/j.nbt.2013.05.005
Conference Papers
Langford, Zannie and Dalley, Cameo (2023). Throw another benefit on the barbie: prawn farming, brokerage, and the promise of rural development in Northern Australia. Australian Anthropological Association Conference, Sydney, Australia, 28 November-1 December 2023.
Langford, Zannie, Ruhon, Radhiyah, Walyandra, Zulung Zach, Arsyi, Risya, Waldron, Scott and Julianto, Boedi (2023). The connection between seaweed farming practices and local marketing systems in two Indonesian villages. International Seaweed Symposium, Hobart, TAS, Australia, 19-25 February 2023.
Smith, Kiah, Langford, Zannie and Lawrence, Geoffrey (2022). Tracking farmland investment in Australia: institutional finance and the politics of data mapping. International Rural Sociology Congress, Cairns, QLD, Australia, 19-22 July 2022.
Langford, Alexandra (2021). Remote sensing of eucheumatoid production. Tropical Phyconomy Coalition Development Symposium, Makassar, Indonesia, 7-8 July 2021.
Waldron, Scott, Nuryartono, Nunung, Rammohan, Anu, Dressler, Wolfram, Langford, Zannie and Pasaribu, Syamsul (2021). Trends in agricultural and rural development in Indonesia. Indonesia Council Open Conference, Brisbane, Australia, 1-2 July 2021.
Langford, Alexandra , Zhang, Jing, Waldron, Scott and Nuryartono, Nunung (2021). Price analysis of the Indonesian seaweed industry. Australian Agricultural and Resource Economics Society, Sydney, Australia, 8-12 February 2021. Sydney, Australia:
Langford, Alexandra (2021). Opportunities in applied, transdisciplinary research on the Indonesian seaweed industry. Agri-Food Research Network Symposium, Online, 9-10 February 2021.
Langford, Alexandra (2019). Writing the ‘rules of custom’: hybridisation of Indigenous and state land law in Vanuatu. International Anthropology and Law Symposium, Tuscon, AZ USA, 5-19 November 2019.
Smith, Kiah, Lawrence, Geoffrey and Langford, Alexandra (2019). Mapping farmland ownership in Australia: corporate, state and institutional capital investments since 2008. XXVIII European Society for Rural Sociology Congress (ESRS2019), Trondheim, Norway, 25-28 June 2019.
Langford, Alexandra , Lawrence, Geoffrey and Smith, Kiah (2019). Assetising Indigenous land: New approaches to development from northern Australia. Agri-Food XXVI: The 26th International Conference of the Agri-food Research Network, Christchurch, New Zealand, 1-4 December 2019.
Langford, Alexandra (2018). Agricultural land markets in Northern Australia: aspirations of local market mediators to reflect, create and control. 25th International Conference of the Agri-food Research Network (Agri-Food XXV), Brisbane, QLD, Australia, 2-5 December 2018.
Langford, Alexandra (2017). Financialisation and the development of Northern Australia. Agri-Food XXIV: The 24th International Conference of the Agri-food Research Network, Bandung, Indonesia, 2-5 December 2017.
Langford, Alexandra (2016). Financialisation in the Northern Territory cattle industry. Agri-Food XXIII: The 23rd International Conference of the Agri-food Research Network, Adelaide, Australia, 6-9 December, 2016.
Research Reports
Langford, Zannie and Martin, Richard (2024). An inquiry into economic self-determination and opportunities for First Nations Australians. Canberra, ACT, Australia: Joint Standing Committee on Aboriginal and Torres Strait Islander Affairs.
Ruhon, Radhiyah, Walyandra, Zulung Zach and Langford, Zannie (2024). Sistem tenurial wilayah pesisir dalam bingkai praktik budidaya rumput laut. Melbourne, VIC Australia: Australia-Indonesia Centre.
Langford, Zannie and Martin, Richard (2024). Submission to the Indigenous Procurement Policy (IPP) Reform. Brisbane, QLDAustralia: National Indigenous Australians Agency.
Werorilangi, Shinta, Hovey, Renae, Umar, Widyastudi, Hasyim, Hendra, Harusi, Nurul Masyiah Rani, Filbee Dexter, Karen, Langford, Alexandra, Ruhon, Radhiyah and Walyandra, Zulung Zach (2024). End-of-life of plastics used in seaweed aquaculture in South Sulawesi. Melbourne, VIC, Australia: Australia-Indonesia Centre.
Langford, Zannie, Waldron, Scott, Nuryartono, Nunung, Pasaribu, Syamsul, Julianto, Boedi Sarjana, Siradjuddin, Irsyadi, Ruhon, Radhiyah, Walyandra, Zulung Zach, Lapong, Muhammad Imran, Armis, Risya Arsyi, Zhang, Jing, Rifai, Muhammad Amin, Rizkullah, Fakhri and Anggraenie, Triana (2023). Sustainable upgrading of the South Sulawesi seaweed industry. Melbourne, VIC, Australia: The Australia-Indonesia Centre.
Abdul Aziz, Ammar, Wicaksono, Prama, Arjasakusuma, Sanjiwana, Chapman, Scott, Langford, Zannie, Grunefeld, Swaantje, Azizan, Fathin Ayuni and Maishella, Amanda (2023). Capacity building and knowledge transfer in seaweed mapping in Indonesia. Melbourne, VIC, Australia: The Australia-Indonesia Centre.
Langford, Zannie, Waldron, Scott, Nuryartono, Nunung, Pasaribu, Syamsul, Julianto, Boedi Sarjana, Siradjuddin, Irsyadi, Ruhon, Radhiyah, Walyandra, Zulung Zach, Lapong, Muhammad Imran, Armis, Risya Arsyi and Zhang, Jing (2023). Peningkatan industri rumput laut Sulawesi Selatan secara berkelanjutan. Melbourne, VIC, Australia: Australia-Indonesia Centre.
Langford, Zannie (2023). The geographies of Indigenous business in Australia: an analysis of scale, industry and remoteness. Sydney, NSW, Australia: Supply Nation.
Komarek, Adam M., Cahyadi, Eko Ruddy, Zhang, Jing, Fariyanti, Anna, Julianto, Boedi, Arsyi, Risya, Lapong, Imran, Langford, Alexandra, Waldron, Scott and Grist, Madeline (2023). Meningkatkan pemasukan dalam rantai nilai rumput laut di Takalar, Sulawesi Selatan. Melbourne, VIC Australia: Australia-Indonesia Centre.
Komarek, Adam M., Cahyadi, Eko Ruddy, Zhang, Jing, Fariyanti, Anna, Julianto, Boedi, Arsyi, Risya, Lapong, Imran, Langford, Alexandra, Waldron, Scott A. and Grist, Madeline (2023). Increasing incomes in carrageenan seaweed value chains in Takalar, South Sulawesi. Melbourne, VIC, Australia: The Australia-Indonesia Centre.
Risti Permani, Yanti Nuraeni Muflikh, Fikri Sjahruddin, Nunung Nuryartono, Scott Waldron, Alexandra Langford and Syamsul Pasaribu (2023). The policy landscape and supply chain governance of the Indonesian seaweed industry: A focus on South Sulawesi. Caulfield East: The Australia-Indonesia Centre.
Permani, Risti, Muflikh, Yanti Nuraeni, Sjahruddin, Fikri, Nuryartono, Nunung, Waldron, Scott, Langford, Alexandra and Pasaribu, Syamsul H. (2023). Lanskap kebijakan dan tata Kelola rantai pasok industri rumput laut Indonesia: sebuah fokus pada Sulawesi Selatan. Melbourne, VIC, Australia: Australia-Indonesia Centre.
Werorilangi, Shinta, Hovey, Renae, Umar, Widyastuti, Hasyim, Hendra, Harusi, Nurul Masyiah Rani, Filbee Dexter, Karen, Langford, Alexandra, Ruhon, Radhiyah and Walyandra, Zulung Zach (2023). Akhir masa pakai plastik yang digunakan dalam budi daya rumput laut di South Sulawesi. Melbourne, VIC, Australia: Australia Indonesia Centre.
Abdul Aziz, Ammar, Wicaksono, Pramaditya, Arjasakusuma, Sanjiwana, Chapman, Scott, Langford, Zannie, Grunefeld, Swaantje, Azizan, Fathin Ayuni and Maishella, Amanda (2023). Peningkatan kapasitas dan transfer pengetahuan dalam pemetaan rumput laut di Indonesia. Melbourne, VIC, Australia: Australia-Indonesia Centre.
Nuryartono, Nunung, Waldron, Scott, Tarman, Kustiariyah, Siregar, Ulfah J., Pasaribu, Syamsul H., Langford, Alexandra, Farid, Muhammad and Sulfahri (2021). An analysis of the South Sulawesi seaweed industry. PAIR Pilot Project Melbourne, VIC, Australia: Australia-Indonesia Centre.
Smith, Kiah, Langford, Alexandra and Lawrence, Geoffrey (2020). Submission to Senate Standing Committee on Economics Inquiry into foreign investment proposals. Canberra, ACT: Senate Standing Committees on Economics.
Alexandra Langford (2019). Vanuatu Custom Land Management Policy Outlook. Port Vila: Custom Land Management Office.
Newspaper Articles
Langford, Zannie (2024, 02 06). Larangan ekspor rumput laut bisa jadi bumerang yang merugikan industri The Conversation Indonesia
Langford, Zannie (2024, 02 05). Indonesia’s plan to ban seaweed exports could backfire – hurting its own industry The Conversation
Langford, Alexandra, Zhang, Jing, Waldron, Scott, Siradjuddin, Irsyadi and Nuryartono, Nunung (2022, 01 14). Harga rumput laut yang fluktuatif pengaruhi Indonesia sebagai produsen terbesar dunia. Apa saja penyebabnya? The Conversation Indonesia
Langford, Alexandra, Zhang, Jing, Waldron, Scott, Siradjuddin, Irsyadi and Nuryartono, Nunung (2022, 01 14). Indonesia is the world’s largest seaweed producer, but why are prices so volatile? The Conversation
Langford, Alexandra, Saleh, Hasnawati, Waldron, Scott and Sulfahri (2021, 03 15). Ketika industry perikanan terpuruk selama pandemic, riset ungkap budi daya rumput laut Indonesia justru berkembang pesat The Conversation Indonesia
Langford, Alexandra, Hasnawati Saleh, Waldron, Scott and Sulfahri (2021, 03 15). One Indonesian industry has boomed during the pandemic: seaweed farming The Conversation
Langford, Alexandra , Waldron, Scott and Sulfahri (2020, 11 27). Fleksibilitas petani menjadikan Indonesia pemain utama di pasar rumput laut global, meski masih banyak yang harus dikerjakan The Conversation Indonesia
Alexandra Langford, Scott Waldron and Sulfahri (2020, 11 21). Seaweed farmers’ flexibility makes Indonesia a major player in global markets, but there is more work to be done The Conversation
Theses
Langford, Alexandra (2020). Agri-food transformations in Northern Australia: the work of local actors in mediating financial investments. PhD Thesis, School of Social Science, The University of Queensland. doi: 10.14264/uql.2020.698
Langford, Alexandra (2016). Smallholder market access in rural Vanuatu. Honours Thesis, UNE Business School, University of New England.
Langford, Alexandra (2013). Crystalline Morphology Analysis of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Biopolymers. Honours Thesis, School of Chemical Engineering, University of Queensland, Australia.
Langford, Alexandra (2013). Environmental Impact Assessment of Stand-alone Solar Photovoltaic Systems in Rural Melanesian Communities. Honours Thesis, School of Chemical Engineering, University of Queensland.