Climate-resilient coffee systems: grafting, economic performances, and farmers’ risk behaviour

Dato/tid
23. jun. 2026 kl. 13:00 - 16:30
Sted
Von Langen, Rolighedsvej 23, 1958 Frederiksberg C
Arrangør
Institut for Fødevare- og Ressourceøkonomi
Type
Ph.d.-forsvar
Ph.d.-forsvar ved Thuyen Thi Pham
Thuyen Thi Pham

Bedømmelsesudvalg

  • Lektor Mine Islar, Institut for Fødevare- og Ressourceøkonomi, KU (forperson)
  • Chief Innovation Officer Peter Laderach, NATIVUS
  • Professor Marcella Veronesi, Università degli studi di Torino

Vejledere

  • Lektor Aske Skovmand Bosselmann
  • Lektor Goytom Abraha Kahsay

Institut

Institut for Fødevare- og Ressourceøkonomi

Sted

Institut for Fødevare- og Ressourceøkonomi. Lokale: Von Langen, Rolighedsvej 23, 1958 Frederiksberg C

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Kort beskrivelse af afhandlingen

Coffee supports the livelihoods of millions of smallholder farmers worldwide, yet coffee production systems face increasing threats from climate change, pest and disease pressures, and market volatility. Grafting, which combines stress-tolerant rootstocks with productive scions, has emerged as a promising adaptation strategy, but evidence from real-world smallholder systems remains limited. Using survey data from 802 farmers managing 1,321 coffee plots in Vietnam’s Central Highlands, this dissertation shows that grafting substantially increases coffee yields, profitability, and economic resilience under adverse climate and market conditions. The research also examines how farmers perceive and manage risks, revealing that high perceived risks lead farmers to prioritise short-term coping strategies over long-term investments such as grafting. The findings highlight the need to address behavioural, institutional, and financial barriers alongside technological innovation.