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ICS 35 Group Name Theobroma cacao

Lockwood, G. & Gyamfi, M.M.O. (1979)
The CRIG cocoa germplasm collection with notes on codes used in the breeding programme at Tafo and elsewhere. Technical Bulletin, No. 10, Cocoa Research Institute, Tafo, Ghana. pp. 62.

Derivation: Imperial College Selections.
Location: ICTA, Trinidad and Tobago.

Notes: Lockwood & Gyamfi, 1979 [LOC79A] Selections from farms in Trinidad (1-100) and from Criollo progenies (101-107).

Cope, 1949a [COP49A]. One hundred selections were made as a result of a survey started in 1930 by Pound.

Bartley, 1993a [BAR93A]. Numbers 1 to 100 were selected from all over Trinidad, numbers 101 to 107 were Criollo trees selected from a farm but all have been lost and numbers greater than 111 are selections made in an experimental programme.

Bartley, 1996a [BAR96A]. The ICS material includes several clones which resulted from recent (at that time) introductions. These include Criollos from Nicaragua (ICS 60 and its relatives) or Venezuela. Other ICS clones represent "Amazonian" types originally introduced from the Orinoco. It is likely that several introductions were involved in creating the diversity that existed in Trinidad when Pound started the selection work.

Bartley, 1997b [BAR97B] From ICS 113 onwards these clones were used as parents in the AX / MX series. The same cross be known by an equivalent C [TTO] name.

SNP/SSR

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Synonyms: I S C 35

PEDIGREE DETAILS

Mother to:: SI 35 /2 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_; SI 35 /3 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_; SI 35 /4 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_
Father to:: SI 35 /2 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_; SI 35 /3 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_; SI 35 /4 Trinidad - CRU, 2002

Reference

Trinidad - CRU 2002
ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.
Notes

Trinidad - International Cocoa Genebank, CRU, University of the West Indies Datafile: PROGENY_

HELD IN

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United Kingdom, International Cocoa Quarantine Centre, Reading (ICQC,R): Current List ICQC,R Website; • Accession: RUQ 1448 ICQC,R; - Local Name: ICS 35
Costa Rica, Centro Agronómico Tropical de Investigación y Enseñanza (CATIE): List received in 2018 Reference

Reference

Allan Mata 2018
Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.
Notes

Excel file received by email.; • Accession: 22160; - Local Name: ICS-35; - Year of Accession: 2008
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: ICS 35

YIELD

Frances Bekele & Gillian Bidaisee, 2022: Pod Index: 33.7 (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: purple; Shape: oblong; Number: 28.0; Total Wet Weight: 47.8 g; Cotyledon Dry Weight: 1.06 g; Cotyledon Length: 21.7 mm; Cotyledon Width: 12.2 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: 5.40 %; 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: slight; Apex Form: obtuse; Rugosity: intense; Length: 182.0 mm; Breadth: 80.0 mm; Colour: moderate anthocyanin; Hardness: hard; Note: Hardness > 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 1448; Light Saturated Photosynthetic Rate: 8.69 μmol m² s^-1; Stomatal Conductance: 0.16 mol m² s^-1; Transpiration Rate: 2.01 mmol m² s^-1; Intrinsic Water Use Efficiency: 56.80 μmol mol^-1; Instantaneous Water Use Efficiency: 4.60 mmol mol^-1; Flush Size: 3; Leaf Area: 231.80 cm²; Leaf Dry Weight: 1.48 g; Specific Leaf Area: 158.10 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: intense anthocyanin; 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

Bartley, B.G.D., 1970: Self Compatibility: self incompatible; Reference

Reference

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.
Notes

Trinidad - University of the West Indies Datafile: ICGT2_DS TTO - UWI Cacao Collection Germplasm: Passport descriptors for approximately 1000 accessions of mainly South American and Trinidadian origin. Environment: No details. Descriptors: Six descriptors for fruit, seed and compatability characteristics. Character Data: Combinations used FXC = forastero x criollo, TX = trinitario cross

Bean Fruit Flower
Frances Bekele & Gillian Bidaisee, 2022: Ligule Colour: slight anthocyanin; Stamen Colour: anthocyanin absent; Sepal Length: 6.72 mm; Ligule Width: 1.86 mm; Ovule Number: 38; Style Length: 2.00 mm; Pedicel Colour: red; 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

Lockwood, G. & Gyamfi, M.M.O. (1979) The CRIG cocoa germplasm collection with notes on codes used in the breeding programme at Tafo and elsewhere. Technical Bulletin, No. 10, Cocoa Research Institute, Tafo, Ghana. pp. 62.

Trinidad - CRU (2002) ICG,T accessions database, reply to queries regarding names new to ICGD. Dr. David Butler, ICG,T Trinidad. Personal Communication. 12 September 2002.

Allan Mata (2018) Accession list for the International Cacao Collection at CATIE (IC3). Personal communication.

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.

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.