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UF 668    Theobroma cacao

 Bartley, B.G.D. (1995)
Notes on the meaning and origins of clone names. B.G.D Bartley. Personal Communications.

Derivation: United Fruit selections.
Collected by UF company.
Location: Limon, Almirante, Costa Rica.

Notes:  Selections from the Atlantic coast made in the 1930's.

Bartley, 1998a [BAR98A] The UF series were selected from MATINA material and from material from Ecuador (pers. comm. Soria).

Synonyms: UF 688, UFC 668, UFCO 668

 Mother to:
CC 39    Costa Rica - CATIE, 1981
CC 60    Costa Rica - CATIE, 1981
CC 67    Costa Rica - CATIE, 1981
TARS 1    Ricardo Goenaga et al., 2009
TARS 23    Ricardo Goenaga et al., 2009
TARS 34    Ricardo Goenaga et al., 2009
 Father to:
IFC 1041 [CIV]    Clement, D. & Sounigo, O., 1992


 Cornejo, O.E. et al., 2018
BioProject: PRJNA486011   NCBI   ENA FASTQ 
Project: PRJEB28591   EVA (project)   EVA (analysis) 
Library Source: Genomic
Run: SRR7774281   NCBI   ENA FASTQ 
Experiment: SRX4629543
BioSample: SAMN09934577
SampleName: UF_668
SampleSource: Costa Rica, Tree_ID: 17456

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List received in 2012   Reference
• Accession: 299
   - Local Name: UF 668
   - Year of Accession: 1980
List received in 2012   Reference
• Local Name: UF-668
   - Year of Accession: 1995
List received in 2018   Reference
• Accession: 10563
   - Local Name: UF-668
   - Year of Accession: 1952
List received in 1987   Reference
• Local Name: UF 668
   - Year of Accession: 1983
List received in 2011   Reference
• Local Name: UF-668
List received in 2012   Reference
• Local Name: UF - 668
List received in 1994   Reference
• Local Name: UF 668
   - Year of Accession: 1949
List received in 1994   Reference
• Local Name: UF 668
   - Year of Accession: 1964
• Local Name: UF 688
List received in 1994   Reference
• Local Name: UF 668
List received in 1995   Reference
• Local Name: UF 668
   - Year of Accession: 1984
List received in 2011   Reference
• Local Name: UF 668
   - Year of Accession: 1952
List received in 2016   Reference
• Accession: TARS 16885     GRIN-Global 
   - Local Name: UF 668
   - Year of Accession: 1939

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Susceptible, 98.00 % Infection
Note: External Severety = 2.0 and Internal Severety = 3.8
 Phillips, W., 1996
Moderately Susceptible, sp. P. palmivora (Pod).
Note: Unripe, Attached and not wounded
 Morera, J., 1993
Moderately Susceptible, 85.00 % Infection, sp. P. palmivora (Pod).
Note: Unripe, Attached and not wounded
 Lawrence, J.S., 1978
Susceptible, sp. P. palmivora (Pod).
 Sreenivasan, T.N., 1993
Susceptible, sp. P. palmivora (Pod).
 Sreenivasan, T.N., 1980
Susceptible, sp. P. palmivora (Pod).
Note: Unripe, Unattached and not wounded
 Iwaro, D., 1998
Resistant (Field Reaction).
 Butler, D.R. et al., 1998

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Pod Index: 25.9 (pods per kg dried beans)
Seed Index: 53.7 (dried beans per 100g)
Productivity: medium - high
Pod Index: 22.0 (pods per kg dried beans)
Yield: 1410 kg ha-1 yr-1
Yield (dry beans per tree): 0.94 kg

Colour: purple
Shape: ovate
Number: 27.0
Total Wet Weight: 53.8 g
Cotyledon Dry Weight: 1.43 g
Cotyledon Length: 24.7 mm
Cotyledon Width: 15.0 mm
Colour Dark Purple: Present
Colour Light Purple: Present
Colour Grey: Absent
Colour White: Present
Colour Mottled: Absent
Number: 30.9
Maximum Number: 45
Cotyledon Wet Weight: 2.93 g
Cotyledon Dry Weight: 1.86 g
Cotyledon Length: 28.5 mm
Cotyledon Width: 15.2 mm
Cotyledon Thickness: 9.6 mm

Testa: 5.30 %
Butterfat Content: 53.30 %
Testa: 5.50 %

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Shape: obovate
Basal Constriction: slight
Apex Form: acute
Rugosity: moderate
Length: 142.0 mm
Breadth: 77.0 mm
Colour: moderate anthocyanin
Hardness: soft
Note: Hardness <= 1.6 Mpa
Rugosity: intense
Basal Constriction: absent
Apex Form: acute
Rugosity: slight
Husk Thickness: 8.2 mm (8.2 - 8.2)
Length: 168.0 mm
Breadth: 88.0 mm
Colour: absent anthocyanin
Weight: 532.0 g
Pods Per Tree: 6
Hardness: soft
Length Breadth Ratio: 1.90
Note: ratio of distances between ridges within a pair and between ridges of two different pairs = 0.79
Shape: angoleta
Colour: intense green

Colour: slight anthocyanin
Colour: reddish brown

Distance from Base to Widest Part: 134 mm
Length: 267.0 mm
Width: 99.0 mm
Length to Width Ratio: 2.70
Basal Angle: 121.2 °
Apical Angle: 64.5 °
Petiole Length: 21 mm
Pulvinus Length: 15 mm

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Ligule Colour: slight anthocyanin
Stamen Colour: slight anthocyanin
Sepal Length: 8.40 mm
Ligule Width: 2.89 mm
Ovule Number: 33
Style Length: 2.11 mm
Pedicel Colour: red
Self Compatibility: self compatible
Ligule Colour: anthocyanin absent (apical)
Stamen Colour: anthocyanin absent
Sepal Colour: greyish green
Sepal Width: 2.47 mm
Sepal Length: 8.89 mm
Ligule Length: 8.49 mm
Ligule Width: 2.97 mm
Ovary Colour: intense anthocyanin (apical)
Ovary Width: 1.04 mm
Ovary Length: 1.42 mm
Style Length: 2.20 mm
Staminode Length: 7.72 mm
Pedicel Colour: greyish red
Note: Translation of Methuen colour codes.
Self Compatibility: self incompatible
Self Compatibility: self compatible

Bartley, B.G.D. (1995) Notes on the meaning and origins of clone names. B.G.D Bartley. Personal Communications.
Costa Rica - CATIE (1981) Genetic Resources of Cacao. A Catalogue of the CATIE Collection. J.M.M. Engels, Tropical Agricultural Research and Training Centre, CATIE, Turrialba, Costa Rica. Technical Bulletin No. 7: pp. 191.
Ricardo Goenaga, Heber Irizarry & Brian Irish (2009) TARS Series of Cacao Germplasm Selections. HORTSCIENCE 44(3): 826-827
Clement, D. & Sounigo, O. (1992) Ivory Coast Database. D. Clement & O. Sounigo, IRCC, Bingerville, Cote d'Ivoire. Personal Communication.
Cornejo, O.E., Muh-Ching Yee, Victor Dominguez, Mary Andrews, Alexandra Sockell, Erika Strandberg, Donald Livingstone III, Conrad Stack, Alberto Romero, Pathmanathan Umaharan, Stefan Royaert, Nilesh R. Tawari, Pauline Ng, Osman Gutierrez, Wilbert Phillips, Keithanne Mockaitis, Carlos D. Bustamante & Juan C. Motamayor (2018) Population genomic analyses of the chocolate tree, Theobroma cacao L., provide insights into its domestication process. Commun Biol 1, 167
CEPEC (2012) Accession list for the CEPEC (Bahia, Brazil) collection. Dr. José Luis Pires, personal communication, February 2012.
Mars Center for Cocoa Science (2012) Accession list for the Mars Center for Cocoa Science. Jean-Philippe Marelli, personal communication, February 2012.
Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.
Dominican Republic - CDC (1987) Informe de los trabajos de indentificacion clonal realizados por el Dr. B.G.Bartley durante su visita a la Estacion "Mata Larga". Unpublished of the Comision del Cacau, Dominican Republic. pp 14
IDIAF (2011) Cocoa accessions held in the Dominican Institute for Agriculture and Forestry Research (IDIAF). M. Ventura, personal communication, September 2011.
EET - Pichilingue (2012) Accessions planted in EET - Pichilingue, Ecuador. Freddy Amores and Ignacio Sotomayor C, personal communication, February 2012.
Grenada - MALF (1994) Notes on the cocoa germplasm in Grenada. C.A. Williams, Grenada Cocoa Association, Grenada. Personal Communication.
Guatemala - Los Brilliantes (1994) Lista de clones existentes en la Estacion de Investigacion y Produccion Agricola "Los Brillantes" a Agosto 1994. M.T. Reyes Barrios, EIAP Guatemala. Personal Communication.
Honduras - CEDEC (1994) List of accessions in CEDEC, La Masica, Honduras. J.A. Sanchez, FHIA, Honduras. Personal Communication.
Lopez-Baez, O., Cueto-Moreno, J. & Fraire-Vazquez, G. (1995) Progressos en el mejoramiento genetico del cacao Theobroma cacao L. en Mexico. In: Proceedings of the International Workshop on Cocoa Breeding Strategies, Kuala Lumpur, 1994. INGENIC, Reading, U.K. pp. 18-25.
CRU (2011) ICG,T accessions. CRU website.
USDA, ARS Tropical Agriculture Research Station, Mayaguez, Puerto Rico. (2016) List of cocoa accessions held at Mayaguez in April 2016. USDA-ARS GRIN-Global. [Online Database] National Germplasm Resources Laboratory, Beltsville, Maryland.
Phillips, W. (1996) Cocoa cultivar reaction when innoculated with Moniliophthora roreri. Unpublished data supplied by W. Phillips, CATIE, Costa Rica. Personal communication
Morera, J. (1993) Reaction of clones to Phytophthora palmivora. J. Morera, CATIE, Costa Rica. Personal Communication.
Lawrence, J.S. (1978) Screening of cacao cultivars for resistance to Phytophthora palmivora in the collection at CATIE, Costa Rica. Revista Theobroma 8: pp. 125-131.
Sreenivasan, T.N. (1993) Screening for resistance to Black Pod. T.N. Sreenivasan, CRU, Trinidad. Personal Communication.
Sreenivasan, T.N. (1980) Screening for resistance to Black Pod. Cocoa Research Unit Annual Report on Cocoa Research 1975-1980. University of the West Indies, Trinidad. p.16.
Iwaro, D. (1998) Evalation of accessions for Black Pod. Personal Communication 30th October 1998. Data sent by email from Dr. Iwaro.
Butler, D.R., Iwaro, A.D., Thevenin, J.-M., Bekele, F., Sounigo, O., Christopher, Y. & Mooledhar, V. (1998) Individual Institute Reports - Trinidad & Tobago, CRU. Report on the IPGRI project: Cocoa Germplasm Utilisation and Conservation, A Global Approach. Appendix to General Progress Report of Year 1.
Frances Bekele & Gillian Bidaisee (2022) Morphological data from the International Cocoa Collection (ICG,T) maintained by the Cocoa Research Centre (CRC), Trinidad & Tobago. Unpublished data on fruit, bean, flower and flush morphology supplied as an Excel spreadsheet by Frances Bekele. Last update March 2022.
Trinidad - CRU (1998) Fat Analysis Data. Data supplied on computer diskette by F. Bekele, CRU, Trinidad.
Brazil - CEPEC (1987) List of clones in the CEPEC, Bahia, Brazil collection. Computer printout from CEPEC. Supplied by B.G.D. Bartley, CEPEC, Brazil.
Morera, J., Paredes, A. & Mora, A. (1991) Germoplasma de cacao en el CATIE entre 1947 y 1991, Programa II: Generacion y transferencia de tecnologia. IICA, San Jose, Costa Rica, pp. 49.
Trinidad - ICGT (1992) Leaf descriptors. Unpublished data supplied on computer diskette by International Cocoa Genebank, Trinidad, University of the West Indies, Trinidad.
A. González & M. Ventura (2007) Autocompatibilidad Sexual de Clones de Cacao (Theobroma cacao L.). In: Resultados de investigación en cacao. IDIAF, 2007