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JA 4 /7 [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 Unpublished report, Ministry of Agriculture, Trinidad.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: JAvilla.
Collected by Pound.
Location: Hda. Javilla, ECU.

Notes:  Progeny from trees which had shown resistance to Witches' Broom disease (1939).

Pound, 1943b [POU43B]. Pound states that pods were collected from Jabilla (=Javilla) farm from the trees numbered: 1,2,3,4,5,6,7,8, 9,10.
 

Synonyms: JA 47 [POU]

 NOTES

Progeny from trees which had shown resistance to Witches' Broom disease (1939). Pound, 1943b [POU43B]. Pound states that pods were collected from Jabilla (=Javilla) farm from the trees numbered: 1,2,3,4,5,6,7,8, 9,10.

 HELD IN

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List received in 2012   Reference
• Accession: 1045
   - Local Name: JA 4.7
List received in 2012   Reference
• Local Name: JA-47
List received in 2011   Reference
• Local Name: JA 4/7 [POU]

 DISEASE

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

 YIELD

 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 17.9 (pods per kg dried beans)
 Reference

 BEAN

 Frances Bekele & Gillian Bidaisee, 2022
Colour: purple
Shape: ovate
Number: 44.0
Total Wet Weight: 91.0 g
Cotyledon Dry Weight: 1.27 g
Cotyledon Length: 24.0 mm
Cotyledon Width: 14.1 mm
 Reference

 BUTTERFAT

 Frances Bekele & Gillian Bidaisee, 2022
Testa: 5.00 %
 Reference

 FRUIT

 Frances Bekele & Gillian Bidaisee, 2022
Shape: obovate
Basal Constriction: moderate
Apex Form: indented
Rugosity: slight
Length: 155.0 mm
Breadth: 90.0 mm
Colour: anthocyanin absent
Hardness: hard
Note: Hardness > 2.0 Mpa
 Reference

 FLUSH

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

 FLOWER

 Frances Bekele & Gillian Bidaisee, 2022
Ligule Colour: slight anthocyanin
Stamen Colour: slight anthocyanin
Sepal Length: 8.47 mm
Ligule Width: 2.17 mm
Ovule Number: 38
Style Length: 1.80 mm
Pedicel Colour: reddish
 Reference

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 Unpublished report, Ministry of Agriculture, Trinidad.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