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SPEC 41 /11    Theobroma cacao

 Baker, R.E.D., Cope, F.W., Holliday, P.C., Bartley, B.G. & Taylor, D.J. (1953)
The Anglo-Colombian cacao collecting expedition. Report of Cacao Research, Imperial College of Tropical Agriculture, Trinidad 9: pp. 8-29.

Derivation: SPECimen.
Collected by Various.
Location: Colombia.

Notes:  Baker et al., 1953 [BAK53A] The Anglo-Colombian Expedition collected material from various places in Colombia ( Amazonas & Vaupes) in 1952 and involved many different collectors. The material was sent onto Trinidad. The name SPEC was given to everything that was collected including Theobroma species other then T. cacao and Herranias.

Bartley, 1983a [BAR83A]. This material is divided into two classes:

1) Collections from the Amazon - up to SPEC 54,

2) Collections from other populations, usually cultivated and of Criollo or Trinitario descent.
 

Synonyms: SPEC 14 /11, COL 41 /11 [SPE], M SPEC 41 /11

 COLLECTION DETAILS

Location: R. Guaviare, Vaupes, Colombia
Date: 7 November 1952
Coordinates: 67.50 W, 4.05 S
Material collected: Seed
Notes: Amanaven, at confluence of R. Guaviare and Orinoco
Expedition Code: 52CO
   Baker, R.E.D. et al., 1953
   Trinidad - U.W.I., 1952
   Cope, F.W., 1953

 PEDIGREE DETAILS

 Parents:
SPEC 41  x Unknown   Trinidad - U.W.I., 1952

 HELD IN

List received in 1990   Reference
• Local Name: SPEC 41 /11
List received in 2011   Reference
• Local Name: SPEC 41/11

 DISEASE

 Vascular Streak Dieback
16.60 % Infection (Field Reaction).
Note: Severery of infection was Low.. Sime Darby Plantations, Merlimau Estate.
 Lam, K.S., 1992
62.73 % Infection
Note: 11 plants sampled..
 Subali, S., 1992

 YIELD

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 Malaysia - BAL Plantations, 1991
Seed Index: 114.9 (dried beans per 100g)
Pod Index: 26.4 (pods per kg dried beans)
 Reference
 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 26.1 (pods per kg dried beans)
 Reference
 Lam, K.S., 1992
Seed Index: 147.0 (dried beans per 100g)
Pod Index: 38.4 (pods per kg dried beans)
 Reference

 BEAN

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 Malaysia - BAL Plantations, 1991
Number: 43.1
Total Dry Weight: 37.9 g
Dry Weight: 0.87 g
 Reference
 Bartley, B.G.D., 1970
Colour Dark Purple: Present
Size: medium
 Reference
 Frances Bekele & Gillian Bidaisee, 2022
Colour: purple
Shape: oblong
Number: 38.0
Total Wet Weight: 55.6 g
Cotyledon Dry Weight: 1.01 g
Cotyledon Length: 22.3 mm
Cotyledon Width: 12.5 mm
 Reference
 Lam, K.S., 1992
Number: 38.2
Dry Weight: 0.68 g
 Reference

 BUTTERFAT

 Malaysia - BAL Plantations, 1991
Butterfat Content: 60.30 %
Maximum Butterfat Content: 60.25 %
Minimum Butterfat Content: 60.25 %
Note: 1 plant sampled
 Reference
 Frances Bekele & Gillian Bidaisee, 2022
Testa: 4.80 %
 Reference

 FRUIT

 Bartley, B.G.D., 1970
Size: medium
 Reference
 Frances Bekele & Gillian Bidaisee, 2022
Shape: elliptical
Basal Constriction: slight
Apex Form: obtuse
Rugosity: slight
Length: 153.6 mm
Breadth: 95.7 mm
Colour: anthocyanin absent
 Reference

 FLUSH

 Frances Bekele & Gillian Bidaisee, 2022
Colour: slight anthocyanin
 Reference

 FLOWER

 Bartley, B.G.D., 1970
Self Compatibility: self compatible
 Reference

Baker, R.E.D., Cope, F.W., Holliday, P.C., Bartley, B.G. & Taylor, D.J. (1953) The Anglo-Colombian cacao collecting expedition. Report of Cacao Research, Imperial College of Tropical Agriculture, Trinidad 9: pp. 8-29.
Trinidad - U.W.I. (1952) Cocoa Collecting Expedition Colombia 1952. Record of material received. Unpublished Notebook, University of the West Indies, Trinidad.
Cope, F.W. (1953) An interim report on the Anglo-Colombian cocoa-collecting expedition. In: Report of the 1953 Cocoa Conference, London. Cocoa, Chocolate & Confectionery Alliance, London, U.K. pp. 57-63.
Malaysia - ARC Tuaran (1990) List of clones held in the Dept. of Agriculture's collection, at Sabah, Tuaran, Malaysia. E.B. Tay, Malaysian Cocoa Board, Malaysia. Personal Communication.
CRU (2011) ICG,T accessions. CRU website.
Lam, K.S. (1992) Performance of imported clones in Sime Darby Plantations. In: Unpublished Proceedings of MCGC Mini-Seminar on the Performance of Imported Cocoa Clones, 13th October, 1992. Kuala Lumpur, Malaysia.
Subali, S. (1992) MARDI's results on performance of imported primary cocoa clones. In: Unpublished Proceedings of MCGC Mini-Seminar on the Performance of Imported Cocoa Clones, 13th October, 1992. Kuala Lumpur, Malaysia.
Malaysia - BAL Plantations (1991) Results from cocoa butter content determinations using Nuclear Magnetic Resonance (NMR) analysis. G. Lockwood, CDC, U.K. Personal Communication.
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.
Bartley, B.G.D. (1970) A preliminary catalogue of the cacao germplasm held at the University of the West Indies, Trinidad. University of the West Indies, St. Augustine, Trinidad.