Search Results

POUND 16 /B    Theobroma cacao

 Pound, F.J. (1943)
Cacao and witches' broom disease. Report on a recent visit to the Amazon territory of Peru, September 1942-February 1943.. Archives of Cocoa Research 1: pp. 73-91.

Derivation: POUND (collector).
Collected by Pound.

Notes:  Chalmers, 1968 [CHA68A] Trees were marked and initial collections made in 1968. Chalmers revisited the area in 1970 (Chalmers, 1970a [CHA70A]), recollecting from some trees and making new collections from newly marked trees. Further collections were made in 1972 (Chalmers, 1972b [CHA72B]).
 

Synonyms: PERU 16 /B [POU], P 16 /B [POU]

 NOTES

Chalmers, 1968 [CHA68A] Trees were marked and initial collections made in 1968. Chalmers revisited the area in 1970 (Chalmers, 1970a [CHA70A]), recollecting from some trees and making new collections from newly marked trees. Further collections were made in 1972 (Chalmers, 1972b [CHA72B]).

 POPULATION

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

 HELD IN

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Current List   ICQC,R Website
• Accession: RUQ 804     ICQC,R 
   - Local Name: POUND 16/B [POU]
   - Year of Accession: 1998
• Accession: RUQ 804B     ICQC,R 
   - Local Name: POUND 16/B [POU]
   - Year of Accession: 1998
List received in 2018   Reference
• Accession: 21946
   - Local Name: Pound-16/B
   - Year of Accession: 2005
List received in 2012   Reference
• Local Name: P16B
• Local Name: P16B
   - Year of Accession: 1974
List received in 2008   Reference
• Accession: VTLC 176
   - Local Name: POUND-16/B
List received in 2008   Reference
• Accession: IDN-13-TCAC-00674
   - Local Name: POUND 16/B (POU)
List received in 1990   Reference
• Local Name: P 16 /B [POU]
List received in 2011   Reference
• Local Name: POUND 16/B [POU]

 DISEASE

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 Ceratocystis
Resistant
 Small, L.W., 1966
Resistant
 Butler, D.R. et al., 1998
Tolerant
 Enriquez, G. & Soria, V.J., 1977
 Phytophthora
Resistant
 Butler, D.R. et al., 1998
 Witches Broom
Resistant (Field Reaction).
 Butler, D.R. et al., 1998

 YIELD

 Frances Bekele & Gillian Bidaisee, 2016
Pod Index: 24.3 (pods per kg dried beans)
 Reference
 Trinidad - ICGT, 1998
Pod Index: 23.4 (pods per kg dried beans)
 Reference

 BEAN

 Frances Bekele & Gillian Bidaisee, 2016
Colour: purple
Shape: elliptical
Number: 49.0
Total Wet Weight: 58.4 g
Cotyledon Dry Weight: 0.84 g
Cotyledon Length: 21.8 mm
Cotyledon Width: 11.3 mm
 Reference
 Trinidad - ICGT, 1998
Colour: purple
Shape: elliptical
Number: 49.0
Total Wet Weight: 59.4 g
Total Dry Weight: 55.4 g
Cotyledon Dry Weight: 0.87 g
Cotyledon Length: 21.1 mm
Cotyledon Width: 11.5 mm
Cotyledon Thickness: 7.5 mm
 Reference

 BUTTERFAT

 Trinidad - CRU, 1998
Butterfat Content: 55.60 %
Testa: 6.50 %
 Reference

 FRUIT

 Frances Bekele & Gillian Bidaisee, 2016
Shape: elliptical
Basal Constriction: strong
Apex Form: attenuate
Rugosity: slight
Length: 157.0 mm
Breadth: 75.0 mm
Colour: anthocyanin absent
Note: Pod wall hardness > 2.0 MPa
 Reference
 Trinidad - ICGT, 1998
Shape: angoleta
Basal Constriction: strong
Apex Form: attenuate
Rugosity: slight
Husk Thickness: 9.50 mm
Size: small
Length: 157.1 mm
Breadth: 73.9 mm
Colour: anthocyanin absent
Husk Weight: 213.04 g
Placenta Weight: 9.49 g
Hardness: hard
Length Breadth Ratio: 2.12
 Reference

 PHENOTYPING

 Fiona Lahive, 2017
Accession: RUQ 804
Light Saturated Photosynthetic Rate: 4.58 μmol m2 s-1
Stomatal Conductance: 0.08 mol m2 s-1
Transpiration Rate: 1.27 mmol m2 s-1
Intrinsic Water Use Efficiency: 57.68 μmol mol-1
Instantaneous Water Use Efficiency: 3.68 mmol mol-1
Flush Size: 4
Leaf Area: 245.00 cm2
Leaf Dry Weight: 1.66 g
Specific Leaf Area: 148.90 cm2 g-1
 Reference

 FLUSH

 Trinidad - ICGT, 1992
Colour: anthocyanin absent
 Reference

 LEAF

 Trinidad - ICGT, 1992
Distance from Base to Widest Part: 146 mm
Length: 320.0 mm
Width: 117.0 mm
Length to Width Ratio: 2.80
Basal Angle: 119.0 °
Apical Angle: 58.8 °
Petiole Length: 16 mm
Pulvinus Length: 16 mm
 Reference

 FLOWER

 Frances Bekele & Gillian Bidaisee, 2016
Ligule Colour: moderate anthocyanin
Stamen Colour: slight anthocyanin
Sepal Length: 5.79 mm
Ligule Width: 2.53 mm
Ovule Number: 57
Style Length: 1.74 mm
Pedicel Colour: reddish
 Reference
 Trinidad - ICGT, 1998
Ligule Colour: moderate anthocyanin
Stamen Colour: moderate anthocyanin
Sepal Length: 5.66 mm
Ligule Width: 2.47 mm
Ovule Number: 56
Style Length: 1.74 mm
Pedicel Colour: slight anthocyanin
 Reference

Pound, F.J. (1943) Cacao and witches' broom disease. Report on a recent visit to the Amazon territory of Peru, September 1942-February 1943.. Archives of Cocoa Research 1: pp. 73-91.
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
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.
Susilo, A. (2008) The list of germplasm collected by ICCRI.. Personal communication from Agung Susilo, July 2008.
Malaysia - ARC Tuaran (1990) List of clones held in the Dept. of Agriculture's collection, at Sabah, Tuaran, Malaysia.. E.B. Tay, Malaysian Cocoa Board, Malaysia. Personal Communication.
CRU (2011) ICG,T accessions.. CRU website.
Small, L.W. (1966) Routine screening of clones for Ceratocystis.. Cocoa Research Unit Annual Report on Cocoa Research 1966. The University of the West Indies, Trinidad, p.48.
Butler, D.R., Iwaro, A.D., Thevenin, J.-M., Bekele, F., Sounigo, O., Christopher, Y. & Mooledhar, V. (1998) Individual Institute Reports - Trinidad & Tobago, CRU.. Report on the IPGRI project: Cocoa Germplasm Utilisation and Conservation, A Global Approach. Appendix to General Progress Report of Year 1.
Enriquez, G. & Soria, V.J. (1977) Mejoramiento genético para resistencia a cinco enfermedades del cacao.. In: Proceedings of the 6th International Cocoa Research Conference, Caracas, Venezuela, 1977. Cocoa Producers' Alliance, Lagos, Nigeria. pp. 45-56.
Frances Bekele & Gillian Bidaisee (2016) Morphological data from the International Cocoa Collection (ICG,T) maintained by the Cocoa Research Centre (CRC), Trinidad & Tobago.. Unpublished data on fruit and flower morphology supplied as an Excel spreadsheet by Frances Bekele, April 2016.
Trinidad - ICGT (1998) Flower and fruit descriptions.. Unpublished data supplied on computer diskette by International Cocoa Genebank, Trinidad, University of the West Indies
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.
Trinidad - ICGT (1992) Flower, fruit and leaf descriptors.. Unpublished data supplied on computer diskette by International Cocoa Genebank, Trinidad, University of the West Indies, Trinidad.