Abstract
Coffee is one of the most important agricultural commodities worldwide, significantly contributing to the economies of many coffee-producing countries. Globally over 2.2 billion cups of coffee are consumed daily with over 400 million of those consumed in the United States alone. The two main cultivated species of coffee are Coffea arabica L. (Arabica coffee) and C. canephora A. Froehner (robusta coffee). The 2020/2021 global production for Arabica coffee has been forecast at 6.1 million tons and at 4.5 million tons for robusta coffee. Demand is predicted to increase in the coming years. In order to meet growing demands for coffee, additional investments in advancing coffee research are needed to deal with challenges posed by climate change and associated impacts such as higher incidence of insect pests and plant pathogens, resulting in lower productivity. To tackle the challenges faced by coffee growers in the United States, a coffee genetic resource conservation and research program has been initiated by the United States Department of Agriculture, Agricultural Research Service (USDA-ARS), National Plant Germplasm System (NPGS). A coffee genetic resources collection is being established at the USDA-ARS Pacific Basin Agricultural Research Center in Hilo, Hawai’i with a back-up collection at the USDA-ARS Tropical Agricultural Research Station in Mayagüez, Puerto Rico. To help guide the development of the NPGS coffee genetic resource collection, the present coffee crop vulnerability statement developed by the Coffee and Cacao Crop Germplasm Committee provides background information about the crop, threats to coffee genetic resources, current status of coffee genetic resources and capacities, and projected future needs of coffee research, breeding, and production.
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Change history
11 June 2021
The original online version of this article was revised.
12 June 2021
A Correction to this paper has been published: https://doi.org/10.1007/s10722-021-01232-2
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Acknowledgements
The authors acknowledge the following USDA Coffee and Cacao Crop Germplasm Committee members for their review and approval of the Coffee Crop Vulnerability Statement: Tomas Ayala-Silva, Peter Bretting, Eduardo Cortes, Dominique Dessauw, Ricardo Goenaga, Stephanie Greene, Mark Guiltinan, Osman A. Gutierrez, Gary Kinard, Lyndel Meinhardt, Tim Rinehart, Ray Schnell, Ed Seguine, Path Umaharan, and Gayle Volk. Special thanks to two anonymous reviewers for their constructive feedback.
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Krishnan, S., Matsumoto, T., Nagai, C. et al. Vulnerability of coffee (Coffea spp.) genetic resources in the United States. Genet Resour Crop Evol 68, 2691–2710 (2021). https://doi.org/10.1007/s10722-021-01217-1
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DOI: https://doi.org/10.1007/s10722-021-01217-1