in 



THE CHEMISTRY OF COCOA 



25 



enough 



to be detailed. 1 The analyses of the different 

 parts is of more interest. The figures of Cockrane are 

 given in a simplified form in the following table, but 

 they must be looked upon as only approximate : 



It is rather striking that the amount of potash, 

 especially in the fruits (seeds and husks), should be so 

 large. 



The following table shows the total amounts of the 

 different elements contained in the trees per acre, and 

 the quantity of each which is found each year in the 

 crop : 



1 Besides, I fear that these figures are not reliable. According to Marcano, 

 0'7 hectare produces 319 '354 kilograms of dry-substance seeds (including seed 

 coats) and 457 '076 kilograms of husks, or 456 kilograms of seeds and 653 

 kilograms of husks per hectare. One hectare, however, produces about 550 

 kilograms of dry cocoa ; 25 to 40 fruits are necessary for 1 kilogram of cocoa, 



