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B 18 /5 [POU]    Theobroma cacao

 Pound, F.J. (1943)
First report on the selection of cacao trees for resistance to Witches' Broom disease. Unpublished report, Ministry of Agriculture, Trinidad.

Derivation: Balao.
Collected by Pound.
Location: Dept. of Agriculture, Ecuador.

Notes:  Progeny from Hda. Balao, Ecuador planted in Trinidad 1939-41.

10/09/96 Previously recorded in the ICGD and elsewhere that B stood from Bolivar but this was found to be incorrect when Pound's 1943 report was re-discovered.

Pound, 1943b [POU43B]. Progeny were obtained from the following trees or combinations of trees: 1+2, 3,4,5,6,7,8,9+10,11,12,13, 14,15,16,17,18,20,21,22 and 23.


Synonyms: B 185 [POU], BALAO 18 /5 [POU], BALAO 185 [POU], P 185 [POU]


 Mother to:
AX 371    Trinidad - ICTA, No Date
 Father to:
AX 364    Trinidad - ICTA, No Date
AX 368    Trinidad - ICTA, No Date
AX 376    Trinidad - ICTA, No Date


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List received in 2018   Reference
• Accession: 21971
   - Local Name: B-18/5
   - Year of Accession: 2006
List received in 2012   Reference
• Local Name: B18/5
List received in 1998   Reference
• Local Name: P 185 [POU]
   - Year of Accession: 1995
List received in 2011   Reference
• Local Name: B 18/5 [POU]


 Witches Broom
Resistant (Field Reaction).
 Butler, D.R. et al., 1998
 Sreenivasan, T.N., 1987


 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 30.2 (pods per kg dried beans)


 Frances Bekele & Gillian Bidaisee, 2022
Colour: dark purple
Shape: elliptical
Number: 43.0
Total Wet Weight: 45.8 g
Cotyledon Dry Weight: 0.77 g
Cotyledon Length: 21.2 mm
Cotyledon Width: 11.9 mm


 Frances Bekele & Gillian Bidaisee, 2022
Testa: 6.00 %


 Frances Bekele & Gillian Bidaisee, 2022
Shape: elliptical
Basal Constriction: slight
Apex Form: mammillate
Rugosity: moderate
Length: 142.0 mm
Breadth: 77.0 mm
Colour: anthocyanin absent
Hardness: soft
Note: Hardness <= 1.6 Mpa


 Frances Bekele & Gillian Bidaisee, 2022
Colour: anthocyanin absent


 Trinidad - ICGT, 1992
Distance from Base to Widest Part: 119 mm
Length: 244.0 mm
Width: 96.0 mm
Length to Width Ratio: 2.50
Basal Angle: 117.5 °
Apical Angle: 68.0 °
Petiole Length: 18 mm
Pulvinus Length: 13 mm


 Frances Bekele & Gillian Bidaisee, 2022
Ligule Colour: moderate anthocyanin
Stamen Colour: intense anthocyanin
Sepal Length: 7.72 mm
Ligule Width: 2.98 mm
Ovule Number: 46
Style Length: 2.25 mm
Pedicel Colour: red

Pound, F.J. (1943) First report on the selection of cacao trees for resistance to Witches' Broom disease. Unpublished report, Ministry of Agriculture, Trinidad.
Trinidad - ICTA (No Date) List of AX Crosses. Unpublished report, Imperial College of Tropical Agriculture, Trinidad. pp 18.
Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.
CRIG (2012) Cocoa accessions held in the Cocoa Research Institute of Ghana (CRIG). Francis Kwame Padi, personal communication, February 2012.
Malaysia - ARC Tuaran (1998) Accessions held in the Malaysian Cocoa Board collection, May 1998. K. Lamin, MCB, Malaysia, Personal Communication.
CRU (2011) ICG,T accessions. CRU website.
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.
Sreenivasan, T.N. (1987) ICGT Germplasm at Marper Farm showing freedom from cushion Brooms and vegetative brooms. Unpublished report, CRU, Trinidad and Tobago.
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 - ICGT (1992) Leaf descriptors. Unpublished data supplied on computer diskette by International Cocoa Genebank, Trinidad, University of the West Indies, Trinidad.