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B 12 /2 [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 Unpublished report, Ministry of Agriculture, Trinidad.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: BALAO 12 /2 [POU]

 HELD IN

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List received in 2018   Reference
• Accession: 21830
   - Local Name: B-12/2
   - Year of Accession: 2002
List received in 2012   Reference
• Local Name: B12/2
List received in 2008   Reference
• Accession: VTLC 162
   - Local Name: B-12/2
List received in 2011   Reference
• Local Name: B 12/2 [POU]

 PHENOTYPING

 Fiona Lahive, 2017
Accession: RUQ 436
Light Saturated Photosynthetic Rate: 3.68 μmol m2 s-1
Stomatal Conductance: 0.09 mol m2 s-1
Transpiration Rate: 1.13 mmol m2 s-1
Intrinsic Water Use Efficiency: 44.06 μmol mol-1
Instantaneous Water Use Efficiency: 3.15 mmol mol-1
Flush Size: 4
Leaf Area: 197.50 cm2
Leaf Dry Weight: 1.39 g
Specific Leaf Area: 142.30 cm2 g-1
 Reference

 FLUSH

 Frances Bekele & Gillian Bidaisee, 2022
Colour: slight anthocyanin
 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 Unpublished report, Ministry of Agriculture, Trinidad.
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.
CPCRI (2008) Cocoa germplasm maintained at the Central Plantation Crops Research Institute (CPCRI) Regional Station, Vittal, India. Data supplied to ICGD by email. D. Balasimha, CPCRI Vittal, India, July 2008.
CRU (2011) ICG,T accessions. CRU website.
Fiona Lahive (2017) Phenotypic data from climate change trials. 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.