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EQX /J [CHA] Group Name Theobroma cacao

Chalmers, W.S. (1973)
Report on a visit to Ecuador, Peru, and Brasil, March 1st-April 15th 1973. Unpublished Report. Cocoa Research Unit, University of the West Indies, Trinidad. pp. 31.

Derivation: EQuador crosses.
Collected by UWI/Chalmers.
Location: Ecuador.

Notes: Chalmers, 1973 [CHA73A] Wild collections.

The group name EQX [CHA] now includes the names EQX [AGU], EQX [MIG], EQX A, EQX [A], EQX J, EQX [J], EQX T, EQX [T], EQX U, EQX [U], EQX V, EQX [V], EQX W, EQX [W], EQX Z and EQX [Z], which were erroneously considered as separate group names in Printed Version 1 (End et al., 1992 [END92A]).

SNP/SSR Populations Images

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Synonyms: EQX /J-5 [CHA], EQX /J [A], EQX /J-5 [A], EQX /J [B], EQX /J-5 [B], EQ /J, EQ /J-5, EQX /J [J], EQX /J-5 [J], EQX /J [T], EQX /J-5 [T], EQX /J [U], EQX /J-5 [U], EQX /J [V], EQX /J-5 [V], EQX /J [W], EQX /J-5 [W], EQX /J [Z], EQX /J-5 [Z], EQX A /J, EQX A /J-5, EQX B /J, EQX B /J-5, EQX C /J, EQX C /J-5, EQX J /J, EQX J /J-5, EQX T /J, EQX T /J-5, EQX U /J, EQX U /J-5, EQX V /J, EQX V /J-5, EQX W /J, EQX W /J-5

COLLECTION DETAILS

Location: R. San Miguel, Oriente, Ecuador

Date: May 1970

Coordinates: 76.02 W, 0.05 N

Expedition Code: 70CH

Chalmers, W.S., 1970

HELD IN

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United Kingdom, International Cocoa Quarantine Centre, Reading (ICQC,R): Current List ICQC,R Website; • Accession: RUQ 107 ICQC,R; - Local Name: EQX J/5 [CHA]; - Year of Accession: 1988
Brazil, Mars Center for Cocoa Science: List received in 2012 Reference

Reference

Mars Center for Cocoa Science 2012
Accession list for the Mars Center for Cocoa Science. Jean-Philippe Marelli, personal communication, February 2012.; • Local Name: EQX-J-5; - Year of Accession: 1995
Indonesia, Indonesian Coffee and Cocoa Research Institute (ICCRI): List received in 2008 Reference

Reference

Susilo, A. 2008
The list of germplasm collected by ICCRI. Personal communication from Agung Susilo, July 2008.; • Accession: IDN-13-TCAC-00660; - Local Name: EQX J/5 (CHA)
Trinidad and Tobago, International Cocoa Genebank, Trinidad (ICG,T): List received in 2011 Reference

Reference

CRU 2011
ICG,T accessions. CRU website.
Notes

Website visited 12th April 2011

Link Unavailable [http://sta.uwi.edu/cru/icgt-accessions.asp]; • Local Name: EQX /JS [CHA]

YIELD

Frances Bekele & Gillian Bidaisee, 2022: Pod Index: 27.0 (pods per kg dried beans); Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

BEAN

Frances Bekele & Gillian Bidaisee, 2022: Colour: dark purple; Shape: oblong; Number: 37.0; Total Wet Weight: 59.8 g; Cotyledon Dry Weight: 1.00 g; Cotyledon Length: 20.5 mm; Cotyledon Width: 11.6 mm; Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

BUTTERFAT

Frances Bekele & Gillian Bidaisee, 2022: Testa: 5.20 %; Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

FRUIT

Frances Bekele & Gillian Bidaisee, 2022: Shape: elliptical; Basal Constriction: strong; Apex Form: attenuate; Rugosity: intense; Length: 200.0 mm; Breadth: 89.0 mm; Colour: anthocyanin absent; Hardness: moderate; Note: Hardness > 1.6 and <= 2.0 Mpa; Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

PHENOTYPING

Fiona Lahive, 2017: Accession: RUQ 107; Light Saturated Photosynthetic Rate: 4.12 μmol m² s^-1; Stomatal Conductance: 0.06 mol m² s^-1; Transpiration Rate: 0.97 mmol m² s^-1; Intrinsic Water Use Efficiency: 68.98 μmol mol^-1; Instantaneous Water Use Efficiency: 4.33 mmol mol^-1; Flush Size: 5; Leaf Area: 230.60 cm²; Leaf Dry Weight: 1.61 g; Specific Leaf Area: 145.50 cm² g^-1; Reference

Reference

Fiona Lahive 2017
Phenotypic data from climate change trials. Personal communication.
Notes

Data for single trees in ICQC,R. Each value is a mean of 2 time points with 6 leaves per tree (12 measurements), except flush size, which was 2 branches per tree (4 measurements).

Phenotyping

FLUSH

Frances Bekele & Gillian Bidaisee, 2022: Colour: anthocyanin absent; Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

FLOWER

Frances Bekele & Gillian Bidaisee, 2022: Ligule Colour: anthocyanin absent; Stamen Colour: anthocyanin absent; Sepal Length: 6.57 mm; Ligule Width: 2.14 mm; Ovule Number: 43; Style Length: 2.29 mm; Pedicel Colour: green; Reference

Reference

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.
Notes

This single reference supercedes data entered previously and will be kept up-to-date to allow this information to be grouped together.

Yield Bean Butterfat Fruit Flush Flower

REFERENCES

Chalmers, W.S. (1973) Report on a visit to Ecuador, Peru, and Brasil, March 1st-April 15th 1973. Unpublished Report. Cocoa Research Unit, University of the West Indies, Trinidad. pp. 31.

Chalmers, W.S. (1970) Report on the collection of Theobroma cacao in the Oriente region of Ecuador. March-May 1970. Unpublished Report. Cocoa Research Unit, University of the West Indies, Trinidad. pp. 20.

Mars Center for Cocoa Science (2012) Accession list for the Mars Center for Cocoa Science. Jean-Philippe Marelli, personal communication, February 2012.

Susilo, A. (2008) The list of germplasm collected by ICCRI. Personal communication from Agung Susilo, July 2008.

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.