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LP 4 /20 [POU]    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: hda. La Paz.
Collected by Pound.
Location: Hda. La Paz, Ecuador.

Notes:  Lockwood & Gyamfi, 1979 [LOC79A] Selections transferred to Trinidad.
 

Synonyms: LP 420 [POU]

 HELD IN

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 United Kingdom, International Cocoa Quarantine Centre, Reading (ICQC,R)
Current List   ICQC,R Website
• Accession: RUQ 1676     ICQC,R 
   - Local Name: LP 4/20 [POU]
   - Year of Accession: 2008
List received in 2018   Reference
• Accession: 22381
   - Local Name: LP-4/20 [POU]
   - Year of Accession: 2017
List received in 2011   Reference
• Local Name: LP 4/20 [POU]

Pod Index: 28.7 (pods per kg dried beans)
 Reference

Colour: purple
Shape: ovate
Number: 40.0
Total Wet Weight: 45.4 g
Cotyledon Dry Weight: 0.87 g
Cotyledon Length: 21.0 mm
Cotyledon Width: 13.9 mm
 Reference

Testa: 6.00 %
 Reference
Butterfat Content: 53.73 %
Testa: 6.47 %
 Reference

Shape: elliptical
Basal Constriction: strong
Apex Form: indented
Rugosity: intense
Length: 133.0 mm
Breadth: 73.0 mm
Colour: anthocyanin absent
Hardness: moderate
Note: Hardness > 1.6 and <= 2.0 Mpa
 Reference

Accession: RUQ 1676
Light Saturated Photosynthetic Rate: 5.36 μmol m2 s-1
Stomatal Conductance: 0.14 mol m2 s-1
Transpiration Rate: 1.31 mmol m2 s-1
Intrinsic Water Use Efficiency: 50.09 μmol mol-1
Instantaneous Water Use Efficiency: 4.20 mmol mol-1
Flush Size: 5
Leaf Area: 279.90 cm2
Leaf Dry Weight: 1.63 g
Specific Leaf Area: 172.00 cm2 g-1
 Reference

Colour: slight anthocyanin
 Reference

Ligule Colour: moderate anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 7.95 mm
Ligule Width: 2.84 mm
Ovule Number: 45
Style Length: 2.37 mm
Pedicel Colour: reddish
 Reference

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.
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.
Trinidad - CRU (1998) Fat Analysis Data. Data supplied on computer diskette by F. Bekele, CRU, Trinidad.
Fiona Lahive (2017) Phenotypic data from climate change trials. Personal communication.