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DR 53    Theobroma cacao

 Hall, C.J.J. van (1930)
Trinidad and Java Cocoa. Selection research work on cacao in Trinidad and in Java. Tropical Agriculture (Trinidad) 7: pp. 9-12.

Derivation: Djati Roenggo.
Collected by Van Hall.
Location: Djati Roenggo Estate, Indonesia.

Notes:  Java 1930.

Van Hall, 1930a [HAL30A]. A single plant of a cundeamor type, imported into Java in 1888 from Venezuela, is the parent, by crossing with the local Criollo (also originating from Venezuela, 1888) of all the Djati Roenggo hybrids.

Van Hall, 1913a [HAL13A]. DR 1 to DR 24 - First selection made by van Hall in 1912.

Mac Gillavry & van Hall, 1917a [MAC17A]. DR 31 to DR 42 - Second selection made in 1916 by Mac Gillavry and van Hall.

Knaap, 1953a. [KNA53A]. DR with numbers above 47 - Progeny of DR 1 open pollinated.


 

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DRC 16    Mawardi, S. et al., 1995

Hall, C.J.J. van (1930) Trinidad and Java Cocoa. Selection research work on cacao in Trinidad and in Java. Tropical Agriculture (Trinidad) 7: pp. 9-12.
Mawardi, S., Winarno, H & Suhendy, D. (1995) The present status of cocoa breeding at ICCRI: results and future programmes. In: Proceedings of the International Workshop on Cocoa Breeding Strategies, Kuala Lumpur, 1994. INGENIC, Reading, U.K. pp. 81-87.