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K 82 [KER]    Theobroma cacao

 Bridgeland, L.A. (1960)
Cacao improvement programme, Keravat. Papua New Guinea Agricultural Journal 12: pp. 149-167.

Derivation: Keravat.
Location: Keravat, Papua New Guinea.

Synonyms: K 28 [KER], K 28 /K-82 [KER]


Recommended seed parent in:
Papua New Guinea (Rabaul/Madang)
Male-only Parent in Seed Garden with: KEE 5   |  KEE 12   |  KEE 23   |  KEE 42   |  KEE 43   |  KEE 47   |  KE2-106 
Recommended by: Cocoa and Coconut Institute (CCI), Papua New Guinea
Year: 1985 (Current)
Note: Hand pollinated.
 Reference    View Associated Data


 Cornejo, O.E. et al., 2018
BioProject: PRJNA486011   NCBI   ENA FASTQ 
Project: PRJEB28591   EVA (project)   EVA (analysis) 
Library Source: Genomic
Run: SRR7774203   NCBI   ENA FASTQ 
Experiment: SRX4629621
BioSample: SAMN09934476
SampleName: K82
SampleSource: Papua New Guinea

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List received in 2008   Reference
• Accession: IDN-13-TCAC-00495
   - Local Name: K82
List received in 2008   Reference
• Local Name: K 82
List received in 1990   Reference
• Local Name: K 28 [KER]
List received in 2012   Reference
• Local Name: K 82
   - Year of Accession: 1989

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Moderate Resistance, sp. P. palmivora (Pod).
Note: Average severity = 0.43. 14 trees sampled
 McMahon, P. et al., 2006
 Prior, C., 1979
 Prior, C., 1978

Seed Index: 99.0 (dried beans per 100g)
Pod Index: 26.1 (pods per kg dried beans)
Seed Index: 88.4 (dried beans per 100g)
Pod Index: 22.8 (pods per kg dried beans)

Number: 37.8
Dry Weight: 1.01 g
Number: 38.5
Total Dry Weight: 43.8 g
Dry Weight: 1.13 g
Note: 49 plants sampled

Butterfat Content: 54.90 %
Maximum Butterfat Content: 56.48 %
Minimum Butterfat Content: 54.01 %
Note: 6 plants sampled

Self Compatibility: self compatible

Bridgeland, L.A. (1960) Cacao improvement programme, Keravat. Papua New Guinea Agricultural Journal 12: pp. 149-167.
Asia-pacific, Working Group (2012) Planting Materials Available for Cocoa Farmers in Asia / Pacific Region. INGENIC Seventh Workshop: Cocoa Variety Development and the Supply of Planting Materials to Farmers. 21st - 22nd October 2012
Cornejo, O.E., Muh-Ching Yee, Victor Dominguez, Mary Andrews, Alexandra Sockell, Erika Strandberg, Donald Livingstone III, Conrad Stack, Alberto Romero, Pathmanathan Umaharan, Stefan Royaert, Nilesh R. Tawari, Pauline Ng, Osman Gutierrez, Wilbert Phillips, Keithanne Mockaitis, Carlos D. Bustamante & Juan C. Motamayor (2018) Population genomic analyses of the chocolate tree, Theobroma cacao L., provide insights into its domestication process. Commun Biol 1, 167
Susilo, A. (2008) The list of germplasm collected by ICCRI. Personal communication from Agung Susilo, July 2008.
Haeser, E. (2008) Accession list for Bah Lias Research Station, PT.PP. London Sumatra, Indonesia. Personal communication, March 2010.
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.
Philippe Bastide. (2012) Les clones suivis au Vanuatu (unpublished list of accessions). Personal communication, February 2012.
McMahon, P., Wahab, A., Susilo, A.W., Iswanto, A., Purwantara, A., Sulistyowati, E., Junianto, Y., Sukamto, S., Suntoro, Mufrihati, E., Imron, M., Hidayat, M., Ismail, D., Lambert, S., Guest, D, and Keane, P. (2006) Selection for Quality and Resistance to Phytophthora Pod Rot, Cocoa Pod Borer and Vascular-Streak Dieback in Cocoa in Sulawesi. In: Proceedings of the 15th International Cocoa Research Conference, San Jose, Costa Rica (2006). Cocoa Producers' Alliance, Lagos, Nigeria.
Prior, C. (1979) Resistance of cocoa to vascular streak dieback. Annals of Applied Biology 92: 369-376
Prior, C. (1978) A method of inoculating young cocoa plants with basidiospores of Oncobasidium theobromae. Annals of Applied Biology 88: 357-362
Malaysia - Applied Agriculture (1992) Data from Applied Agriculture Research Unit (AARU). In: Unpublished Proceedings of MCGC Mini-Seminar on the Performance of Imported Cocoa Clones, 13th October 1992, Kuala Lumpur, Malaysia: pp. 4.
Malaysia - BAL Plantations (1991) Results from cocoa butter content determinations using Nuclear Magnetic Resonance (NMR) analysis. G. Lockwood, CDC, U.K. Personal Communication.