Search Results

B 23 /1 [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 Unpublished report, Ministry of Agriculture, Trinidad.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 231 [POU], BALAO 23 /1 [POU], BALAO 231 [POU]

 HELD IN

 Trinidad and Tobago, International Cocoa Genebank, Trinidad (ICG,T)
List received in 2011   Reference
• Local Name: B 23/1 [POU]

Tolerant
 Sreenivasan, T.N., 1987

Pod Index: 33.0 (pods per kg dried beans)
 Reference

Colour: purple
Shape: elliptical
Number: 34.0
Total Wet Weight: 43.2 g
Cotyledon Dry Weight: 0.89 g
Cotyledon Length: 21.6 mm
Cotyledon Width: 12.1 mm
 Reference

Testa: 6.40 %
 Reference

Shape: elliptical
Basal Constriction: strong
Apex Form: obtuse
Rugosity: moderate
Length: 152.0 mm
Breadth: 78.0 mm
Colour: anthocyanin absent
Hardness: moderate
Note: Hardness > 1.6 and <= 2.0 Mpa
 Reference

Colour: moderate anthocyanin
 Reference

Self Compatibility: self compatible
 Reference
Ligule Colour: slight anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 8.78 mm
Ligule Width: 2.36 mm
Ovule Number: 44
Style Length: 2.48 mm
Pedicel Colour: red
 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 Unpublished report, Ministry of Agriculture, Trinidad.
CRU (2011) ICG,T accessions. CRU website.
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 Unpublished report, CRU, Trinidad and Tobago.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 Unpublished data on fruit, bean, flower and flush morphology supplied as an Excel spreadsheet by Frances Bekele.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.
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.