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LCT EEN 162 /S-1010    Theobroma cacao

 Allen, J.B. (1987)
London Cocoa Trade Amazon Project. Final Report Phase 2.. Cocoa Growers' Bulletin (Cadbury Schweppes plc, Birmingham, U.K.) 39: pp. 1-94.

Derivation: London Cocoa Trade Est. Exp. Napo.
Collected by Allen.

Notes:  Allen, 1989a [ALL89A] Seedling progenies are identifed by the suffix /s2, /s3. The numbers in the suffix of the seedling material relates to the genebank/quarantine station where the seedling material was originally sent as follows:

s1,s2... in San Carlos genebank, Ecuador,

s101,s102... at Kew (and moved to Trinidad),

s201,s202... at USDA Miami quarantine station,

s301,s302... at Barbados quarantine station.


 

Synonyms: LCT EEN 162 /1010, G VI 185, EEN 162 /1010, EEN 162 /S-1010

 NOTES

Allen, 1989a [ALL89A] Seedling progenies are identifed by the suffix /s2, /s3. The numbers in the suffix of the seedling material relates to the genebank/quarantine station where the seedling material was originally sent as follows: s1,s2... in San Carlos genebank, Ecuador, s101,s102... at Kew (and moved to Trinidad), s201,s202... at USDA Miami quarantine station, s301,s302... at Barbados quarantine station.

 COLLECTION DETAILS

Location: Coca, Napo, Ecuador (pasture)
Date: 18 February 1981
Coordinates: 77.05 W, 0.25 S
Material collected: Seed
Altitude: 250 m
Notes: INIAP Payamino pasture ground
Expedition Code: 80EQ
   Allen, J.B., 1987

 POPULATION

 Motamayor, J.C. et al., 2008
'Iquitos' Population
 Reference

 HELD IN

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Current List   ICQC,R Website
• Accession: RUQ 686     ICQC,R 
   - Local Name: LCT EEN 162/S-1010
   - Year of Accession: 1996
List received in 2012   Reference
• Local Name: LCTEEN-162/1010
   - Year of Accession: 1995
List received in 2018   Reference
• Accession: 22072
   - Local Name: LCTEEN-162/S-1010
   - Year of Accession: 2007
List received in 2012   Reference
• Local Name: LCTEEN 162-1010
   - Year of Accession: 1989
List received in 2008   Reference
• Accession: VTLC 85
   - Local Name: GVI-185
List received in 1997   Reference
• Accession: 185
   - Local Name: LCT EEN 162 /1010
   - Year of Accession: 1990
List received in 2008   Reference
• Accession: IDN-13-TCAC-00667
   - Local Name: LCT EEN 162/S - 1010
List received in 1998   Reference
• Local Name: LCT EEN 162 /1010
   - Year of Accession: 1993
List received in 2012   Reference
• Accession: 32
   - Local Name: LCTEEN162-1010
   - Year of Accession: 1993
List received in 2011   Reference
• Local Name: LCT EEN 162/S-1010
   - Year of Accession: 1994
List received in 2016   Reference
• Accession: PI 668473     GRIN-Global 
   - Local Name: LCT EEN 162/S-1010
   - Year of Accession: 2007
List received in 2010   Reference
• Accession: MIA 35767     GRIN-Global 
   - Local Name: LCT-EEN 162/S-1010
   - Year of Accession: 2002

 DISEASE

 Phytophthora
Susceptible, sp. P. palmivora (Pod).
Note: Unripe, Unattached and not wounded
 Iwaro, D., 1998

 YIELD

 Frances Bekele & Gillian Bidaisee, 2022
Pod Index: 25.9 (pods per kg dried beans)
 Reference

 BEAN

 Frances Bekele & Gillian Bidaisee, 2022
Colour: dark purple
Shape: elliptical
Number: 42.0
Total Wet Weight: 59.1 g
Cotyledon Dry Weight: 0.92 g
Cotyledon Length: 21.5 mm
Cotyledon Width: 12.1 mm
 Reference

 BUTTERFAT

 Frances Bekele & Gillian Bidaisee, 2022
Testa: 4.60 %
 Reference

 FRUIT

 Frances Bekele & Gillian Bidaisee, 2022
Shape: elliptical
Basal Constriction: slight
Apex Form: indented
Rugosity: moderate
Length: 153.0 mm
Breadth: 82.0 mm
Colour: anthocyanin absent
Hardness: hard
Note: Hardness > 2.0 Mpa
 Reference

 PHENOTYPING

 Fiona Lahive, 2017
Accession: RUQ 686
Light Saturated Photosynthetic Rate: 7.53 μmol m2 s-1
Stomatal Conductance: 0.16 mol m2 s-1
Transpiration Rate: 2.13 mmol m2 s-1
Intrinsic Water Use Efficiency: 58.60 μmol mol-1
Instantaneous Water Use Efficiency: 4.20 mmol mol-1
Flush Size: 5
Leaf Area: 238.10 cm2
Leaf Dry Weight: 1.51 g
Specific Leaf Area: 160.00 cm2 g-1
 Reference

 FLUSH

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

 FLOWER

 Frances Bekele & Gillian Bidaisee, 2022
Ligule Colour: slight anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 6.34 mm
Ligule Width: 2.17 mm
Ovule Number: 45
Style Length: 2.25 mm
Pedicel Colour: reddish
 Reference

Allen, J.B. (1987) London Cocoa Trade Amazon Project. Final Report Phase 2.. Cocoa Growers' Bulletin (Cadbury Schweppes plc, Birmingham, U.K.) 39: pp. 1-94.
Motamayor, J.C., Lachenaud, P., da Silva e Mota, J.W., Loor, R., Kuhn, D.N., Brown, J.S. & Schnell, R.J. (2008) Geographic and Genetic Population Differentiation of the Amazonian Chocolate Tree (Theobroma cacao L).. PLoS ONE 3(10): e3311. doi:10.1371/journal.pone.0003311
Mars Center for Cocoa Science (2012) Accession list for the Mars Center for Cocoa Science.. Jean-Philippe Marelli, personal communication, February 2012.
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.
India - Kerala (1997) List of survivng clones from all the introductions.. R.V. Nair, Kerala Agricultural University, India. Personal Communication.
Susilo, A. (2008) The list of germplasm collected by ICCRI.. Personal communication from Agung Susilo, July 2008.
Malaysia - ARC Tuaran (1998) Accessions held in the Malaysian Cocoa Board collection, May 1998.. K. Lamin, MCB, Malaysia, Personal Communication.
Suchirat Sakuanrungsirikul (2012) Cocoa germplasm maintained at the Chumphon Research Center, Thailand.. Data supplied to ICGD by email. Suchirat Sakuanrungsirikul, Agricultural Research Officer, Department of Agriculture, Thailand. January 2012.
CRU (2011) ICG,T accessions.. CRU website.
USDA, ARS Tropical Agriculture Research Station, Mayaguez, Puerto Rico. (2016) List of cocoa accessions held at Mayaguez in April 2016.. USDA-ARS GRIN-Global. [Online Database] National Germplasm Resources Laboratory, Beltsville, Maryland.
USDA-ARS, SHRS, NCGR, National Germplasm Repository, Miami, Florida, USA. (2010) List of cocoa accessions held at Miami and Coconut Grove (Plant Introduction Station) in July, 2010.. USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN). [Online Database] National Germplasm Resources Laboratory, Beltsville, Maryland.
Iwaro, D. (1998) Evalation of accessions for Black Pod.. Personal Communication 30th October 1998. Data sent by email from Dr. Iwaro.
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.