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CRU 101    Theobroma cacao

Derivation: Cocoa Research Unit.
Location: ICGT, Trinidad and Tobago.

Notes:  Selections made from Trinidad populations.
 

 GENOME/TRANSCRIPTOME DATA LINKS

 Cornejo, O.E. et al., 2018
 Reference
BioProject: PRJNA486011   NCBI   ENA FASTQ 
Project: PRJEB28591   EVA (project)   EVA (analysis) 
Library Source: Genomic
 
Run: SRR7774348   NCBI   ENA FASTQ 
Experiment: SRX4629476
BioSample: SAMN09934422
SampleName: CRU_101
SampleSource: Trinidad, Tree_ID: Tc17492

 HELD IN

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List received in 2012   Reference
• Accession: 1305
   - Local Name: CRU 101
List received in 2012   Reference
• Local Name: CRU-101/T4
List received in 2011   Reference
• Local Name: CRU 101

 YIELD

 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 48.4 (pods per kg dried beans)
 Reference

 BEAN

 Frances Bekele & Gillian Bidaisee, 2022
Colour: purple
Shape: ovate
Number: 43.0
Total Wet Weight: 36.8 g
Cotyledon Dry Weight: 0.48 g
Cotyledon Length: 17.8 mm
Cotyledon Width: 10.1 mm
 Reference

 BUTTERFAT

 Frances Bekele & Gillian Bidaisee, 2022
Testa: 6.80 %
 Reference

 FRUIT

 Frances Bekele & Gillian Bidaisee, 2022
Shape: obovate
Basal Constriction: slight
Apex Form: indented
Rugosity: slight
Length: 118.0 mm
Breadth: 68.0 mm
Colour: anthocyanin absent
Hardness: moderate
Note: Hardness > 1.6 and <= 2.0 Mpa
 Reference

 PHENOTYPING

 Fiona Lahive, 2017
Accession: RUQ 1627
Light Saturated Photosynthetic Rate: 4.41 μmol m2 s-1
Stomatal Conductance: 0.06 mol m2 s-1
Transpiration Rate: 0.92 mmol m2 s-1
Intrinsic Water Use Efficiency: 65.24 μmol mol-1
Instantaneous Water Use Efficiency: 4.44 mmol mol-1
Flush Size: 4
Leaf Area: 201.00 cm2
Leaf Dry Weight: 1.20 g
Specific Leaf Area: 173.70 cm2 g-1
 Reference

 FLUSH

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

 FLOWER

 Frances Bekele & Gillian Bidaisee, 2022
Ligule Colour: moderate anthocyanin
Stamen Colour: slight anthocyanin
Sepal Length: 7.74 mm
Ligule Width: 2.55 mm
Ovule Number: 46
Style Length: 2.41 mm
Pedicel Colour: red
 Reference

Cornejo, O.E., Muh-Ching Yee, Victor Dominguez, Mary Andrews, Alexandra Sockell, Erika Strandberg, Donald Livingstone III, Conrad Stack, Alberto Romero, Pathmanathan Umaharan, Stefan Royaert, Nilesh R. Tawari, Pauline Ng, Osman Gutierrez, Wilbert Phillips, Keithanne Mockaitis, Carlos D. Bustamante & Juan C. Motamayor (2018) Population genomic analyses of the chocolate tree, Theobroma cacao L., provide insights into its domestication process. Commun Biol 1, 167
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.
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.
Fiona Lahive (2017) Phenotypic data from climate change trials. Personal communication.