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Copra

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Uses and production of copra
Copra production, its dynamics and the perspectives

Copra farming

Benjamin Mathieu


How copra is obtained

  • Copra is dried coconut albumen.
    The flowering of the coconut palm results in drupes, which are green fruit growing in bunches of 5 or 6 in the axils of the tree: each fruit in turn contains 5 or 6 nuts. The nuts are surrounded by a dense  fibrous husk  5 to 15 cm thick, called the pericarp.
    Under the husk, there is a very hard, thin brown kernel containing the albumen, a milky white liquid known as coconut milk, which is transformed into flesh as the fruit matures. This is the substance of which coconut, or copra, consists.

  • Coconut farming : 
    Germinated coconuts are planted at low depths in a rich soil to which a preferably salty sand has been added. Coconut palms require only approximately 1.5 cubic metres of water per year, which means that they do not need to be watered unless the dry season lasts for longer than 3 months. Although coconut trees can be planted all year round, it is best to avoid doing so during the dry season  (see photograph of the Mataiva coconut palm grove).
    Coconut palms produce their first crop at the age of six to eight years, and continue to produce coconuts for a further fifty to seventy years under normal growth conditions, as long as they undergo no damage. Due to the fragility of the
    atolls and their exposure to the elements, the palm trees rarely live so long, however.

  • The crop :
    when the coconuts have matured, they fall to the ground. Sometimes the farmers do not wait for this to occur and harvest them by picking them from the trees. Once the coconuts have been collected, the dried albumen is detached as shown in the photograph.



rscopim1.jpg (47066 octets)

 

The coconut flesh is extracted and dried in the sun until it has lost most of its water content, which must must not amount to more than 6%,  to obtain copra.


rscopim2.jpg (45975 octets) 


rscopim3.jpg (27705 octets)

 

 

The copra is placed in bags, which are weighed before being sold and shipped to Papeete, the home of the "Huilerie de Tahiti", the Tahiti oil manufacturing company.



Industrial products obtained from copra
  •  "L'Huilerie de Tahiti" transforms copra into crude oil and oil cakes.
    Most of the crude oil is exported. A small proportion is refined at the plant for use in the manufacture of "monoi de Tahiti", a traditional skin care product; whereas the oil cakes, which  are used as fodder for cattle and poultry, are mainly intended for the local market.

  • Coconut oil is mainly used in the food processing industry, in the manufacture of margarine and vegetable fats (such as coconut butter), where it often undergoes partial hydrogenation. Coconut oil is also widely used in the soap-making industry, mainly because of the lauric acid it contains, which gives soap excellent foaming properties.  

  • The cosmetic sector of the copra trade produces "monoi de Tahiti".
    This is a remarkable skin and hair care product which was officially recognised as an "original  trade mark" in 1992. In Europe, it is commonly used as an
    ingredient in moisturising sun tan lotions and skin lotions.


References sources :

ITSTAT (1998), "Tableaux de l'Economie Polynésienne", chapter 12 on Agriculture.

Secrétariat d'Etat à l'Outre-mer, Informations Economie du Territoire de Polynésie française. 

update : 07/10/08

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