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By G. A. R. Wood, R. A. Lass

The fourth version of this extremely popular e-book has been significantly enlarged to hide all points of cocoa construction. better costs for cocoa have resulted in a lot new wisdom in regards to the plant and adjustments to its equipment of construction. those are mentioned, besides new difficulties that experience happened and the clean examine tasks which have been wanted.

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And Wessel, M. (1970) Studies on pod and bean values of Theobroma cacao L. in Nigeria: I. Environmental effects on West African Amelonado with particular attention to annual rainfall distribution. Neth. J . Agric. Sci. 18: 132-9. van Hall, C. J. J . (1914) Cocoa. Macmillan: London. van Hall, C. J. J. (1932) Cacao. Macmillan: London. van Himme, M . (1959) Etude du systkme radiculaire du cacaoyer. Bull. Agric. du Congo Belge et du Ruanda-Urundi 50, 6: 1541-600. Voelcker, 0. J. (1940) The degree of cross-pollination in cacao in Nigeria.

Thereafter the rate of growth declines and it takes 2 years for the tap-root to reach 50 cm. The tap-root divides and has some small rootlets at its extremity which indicates that the tap-root absorbs water and nutrients. The growth of the root system is illustrated in Fig. 4(A)-(C). The cocoa plantation As the trees develop, the foliage and branches of neighbouring trees will grow together to form an integrated canopy unless the spacing is too wide. Such a canopy is vital for high yields which are always associated with a dense canopy and a light overhead shade (Fig.

Agric. Sci. 18: 132-9. van Hall, C. J. J . (1914) Cocoa. Macmillan: London. van Hall, C. J. J. (1932) Cacao. Macmillan: London. van Himme, M . (1959) Etude du systkme radiculaire du cacaoyer. Bull. Agric. du Congo Belge et du Ruanda-Urundi 50, 6: 1541-600. Voelcker, 0. J. (1940) The degree of cross-pollination in cacao in Nigeria. Trop. , Trin. 17: 184-96. Wellensiek, S. J . (1932) The genetics of cotyledon colour of cacao as basis for quality selection. Archief voor de kofiecultuur 5: 217-33. Winder, J.

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