References cited in the Global Strategy

Adu-Gyamfi R. 2011. Safeguarding cocoa (Theobroma cacao L.) germplasm by cryopreservation: the vitrification approach. PhD Thesis, University of Reading, UK. 

Bartley, BGD. 2005. The genetic diversity of cacao and its utilization, CABI Publ, Wallingford, UK. 

Bartley, BGD. 1984. Bartley BGD (1984) Genetic resources programme of the Cocoa Research Unit, University of the West Indies St. Augustine, Trinidad. Consultant's report. In: Cocoa Research Unit Report for 1981-1983. The Universityof teh West Indies, St Augustine, Trinidad. p. 13-16. 

CacaoNet. 2005. Towards a Global Cacao Genetic Resources Network (CacaoNet): A consultation process for its establishment. Proposal Submitted by IPGRI to the Begeleidingscommissie Subsidieregeling Duurzame Ontwikkeling Cacao- en Chocoladesector. December 2005. 

CGIAR. 2011. Proposal to the CGIAR Fund Council, submitted by the CGIAR Consortium Board of Trustees, for Financial Support to the CGIAR Center Genebanks in 2011. Available from URL: Genebanks.pdf 

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End MJ, Daymond AJ, Hadley P, editors. 2010. Technical guidelines for the safe movement of cacao germplasm (Revised from the FAO/IPGRI Technical Guidelines No. 20). Global Cacao Genetic Resources Network (CacaoNet), Bioversity International, Montpellier, France. 

Escribano P, Viruel MA, Hormaza JI. 2008. Comparison of different methods to construct a core germplasm collection in woody perennial species with simple sequence repeat markers. A case study in Cherimoya (Annona cherimola, Annonaceae), an underutilized subtropical fruit tree species. Annals of Applied Biology 153(1): 25–32. 

Eskes AB, Efron Y, editors. 2006. Global Approaches to Cocoa Germplasm Utilization and Conservation. Final report of the CFC/ICCO/IPGRI project on “Cocoa Germplasm Utilization and Conservation: a Global Approach” (1998-2004). CFC, Amsterdam, The Netherlands/ICCO, London, UK/IPGRI, Rome, Italy. 

Fang J-Y, Wetten A, Hadley P. 2004. Cryopreservation of cocoa (Theobroma cacao L.) somatic embryos for long-term germplasm storage. Plant Science 166(3): 669-675. 

Fang J-Y, Wetten A, Adu-Gyamfi R, Wilkinson M & Rodriguez-Lopez C. 2009. Use of secondary somatic embryos promotes genetic fidelity in cryopreservation of cocoa (Theobroma cacao L.). Agricultural and Food Science 18(2): 152-159. 

FAO. 2010. The Second Report on the State of the World’s Plant Genetic Resources for Food and Agriculture. Chap. 8, The Contribution of plant genetic resources for food and agriculture to Food Security and Sustainable Agricultural Development. pp.184–185. FAO, Rome, Italy. 

Frison EA, Diekman M, Nowell D, editors. 1999. Cacao. FAO/IPGRI Technical Guidelines for the Safe Movement of Germplasm No. 20. (1st revision). FAO/IPGRI, Rome, Italy. Available from URL: 

Girón Aguilar, R.C. 2011. Evaluación del impacto generado por el uso del germoplasma distribuido en el período del 2003 al 2008, en Costa Rica y otros países y análisis de los costos de conservación en CATIE. Tesis sometida a consideración de la Escuela de Posgrado como requisito para optar por el grado de Magister Scientiae en Socioeconomía Ambiental, Turrialba, Costa Rica. 

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Maximova, S.N., Alemanno, L., Young, A., Ferriere, N., Traore, A. & Guiltinan. 2002. Efficiency, genotypic variability, and cellular origin of primary and secondary somatic embryogenesis of Theobroma cacao L. In vitro Cell. & Dev. Biol. Plant 38: 252-259. 

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Thomas E, van Zonneveld,M, Loo J, Hodgkin T, Galluzi G, van Etten J. 2012. Reflections on spatial diversity patterns of Theobroma cacao L. in Tropical America. Submitted. 

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van Raamsdonk LWD, Wijnker J. 2000. The development of a new approach for establishing a core collection using multivariate analyses with tulip as case. Genetic Resources and Crop Evolution 47(4): 403-416. 

van Treuren R, Engels JMM, Hoekstra R, van Hintum TJL. 2009. Optimization of the composition of crop collections for ex situ conservation. Plant Genetic Resources Characterization and Utilization 7(2). 

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Aime MC, Phillips-Mora W. 2005. The causal agents of witches' broom and frosty pod rot of cacao (chocolate, Theobroma cacao) form a new lineage of Marasmiaceae. Mycologia 97:1012-1022. 

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Bekele F, End M, Eskes AB, editors. 2003. Proceedings of the International Workshop on Cocoa Breeding for Improved Production Systems: INGENIC International Workshop on Cocoa Breeding, Accra, Ghana, 19-21 October 2003. INGENIC and Ghana Cocoa Board 2005. Available from URL:

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Cryer NC, Zhang D, Lanaud C, Montamayor JC, Wilkinson MJ, Hadley P. 2009. Towards the construction of a global strategic base collection for Theobroma cacao L. based on the use of microsatellite markers. Oral presentation, May 2009. 

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