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EET 164 [ECU]    Theobroma cacao

Derivation: Estacion Experimental Tropical.
Location: E.E.T. Pichilingue, Ecuador.

Notes:  Some EET clones are imported genotypes which have been given the duplicate identifier [IMP], [POU] for kown Pound collections and [MIG] for known SAN MIGUEL clones.
 

Synonyms: SAN CARLOS 1 [ECU], ETS 164 [ECU]

 PEDIGREE DETAILS

 Parents:
NACIONAL  x VEN. AMARILLO TYPE
 - Los Rios
   Ecuador - Pichilingue, 1987

 HELD IN

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List received in 2018   Reference
• Accession: 10277
   - Local Name: EET-164
   - Year of Accession: 1979
List received in 1994   Reference
• Local Name: EET 164 [ECU]
   - Year of Accession: 1992
List received in 1998   Reference
• Local Name: EET 164 [ECU]
   - Year of Accession: 1992
List received in 1995   Reference
• Local Name: EET 164 [ECU]
   - Year of Accession: 1987
List received in 2016   Reference
• Accession: PI 315291     GRIN-Global 
   - Local Name: EET 164 [ECU]
   - Year of Accession: 1939

 DISEASE

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 Frosty Pod Rot
Susceptible, 100.00 % Infection
Note: External Severety = 4.5 and Internal Severety = 4.8
 Phillips, W., 1996
Susceptible, 100.00 % Infection
Note: External Severety = 4.5 and Internal Severety = 4.8
 Phillips, W., 1997
 Phytophthora
Moderate Resistance, sp. P. palmivora (Pod).
Note: Unripe, Attached and not wounded
 Morera, J., 1993
Moderately Susceptible, sp. P. palmivora (Pod).
 Phillips, W., 1997
Resistant, 35.00 % Infection, sp. P. palmivora (Pod).
Note: Unripe and not wounded
 Lopez-Baez, O. et al., 1996

 YIELD

 Costa Rica - CATIE, 1981
Seed Index: 76.3 (dried beans per 100g)
Productivity: high
 Reference

 BEAN

 Costa Rica - CATIE, 1981
Colour Dark Purple: Absent
Colour Light Purple: Present
Colour Grey: Absent
Colour White: Absent
Colour Mottled: Absent
Number: 31.7
Maximum Number: 43
Cotyledon Wet Weight: 1.93 g
Cotyledon Dry Weight: 1.31 g
Cotyledon Length: 24.1 mm
Cotyledon Width: 13.7 mm
Cotyledon Thickness: 10.1 mm
 Reference

 FRUIT

 Costa Rica - CATIE, 1981
Basal Constriction: moderate - slight
Apex Form: obtuse
Rugosity: slight
Husk Thickness: 15.35 mm (18.6 - 12.1)
Length: 163.0 mm
Breadth: 84.0 mm
Colour: absent anthocyanin
Weight: 449.0 g
Pods Per Tree: 7
Hardness: soft
Length Breadth Ratio: 1.94
Note: ratio of distances between ridges within a pair and between ridges of two different pairs = 0.65
 Reference
 Morera, J. et al., 1991
Shape: amelonado
Colour: green
 Reference

 FLUSH

 Costa Rica - CATIE, 1981
Colour: reddish brown
 Reference

 FLOWER

 Costa Rica - CATIE, 1981
Ligule Colour: anthocyanin absent (apical)
Stamen Colour: slight anthocyanin
Sepal Colour: greyish green
Sepal Width: 2.45 mm
Sepal Length: 9.04 mm
Ligule Length: 8.47 mm
Ligule Width: 3.71 mm
Ovary Colour: anthocyanin absent (apical)
Ovary Width: 1.00 mm
Ovary Length: 1.38 mm
Style Length: 2.48 mm
Staminode Length: 7.98 mm
Pedicel Colour: greenish white
Self Compatibility: self compatible
Note: Translation of Methuen colour codes.
 Reference

Ecuador - Pichilingue (1987) Nomina de clones y numero de plantas existentes en la coleccion internacional de germoplasma de cacao, EET, Pichilingue. Unpublished report, E.E.T. Pichilingue, Ecuador. pp. 18.
Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.
Malaysia - ARC Tuaran (1994) Accessions in the Malaysian Cocoa Board collection obtained from USDA Mayaguez since 1991. M.T. Lee, MCB, Malaysia. Personal Communication.
Malaysia - ARC Tuaran (1998) Accessions held in the Malaysian Cocoa Board collection, May 1998. K. Lamin, MCB, Malaysia, 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.
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
Phillips, W. (1997) Results of the artificial inoculation of Moniliophthora rorei using the Aspersion method. 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.
Phillips, W. (1997) Results of the artificial inoculation of Phytophthora palmivora using the Paper Disc method. Unpublished data supplied by W. Phillips, CATIE, Costa Rica. Personal communication
Lopez-Baez, O., Fraire, V.G. & Cueto, M.J. (1996) Mejoramiento genetico para la resistencia a Phytophthora en Mexico. Proceedings of the International Workshop on the Contribution of Disease Resistance to Cocoa Variety Improvement, INGENIC, Salvador, 24th-26th September, 1996. pp.51-55.
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.
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.