146 



PHASEOLUS HELVOLUS (aMBERIQUE) 



The same difference is encountered in the hgures given 

 by M. Boname in his report for 1910. 



The nutritive ratio is i : 3'6 and i : 2-4, and the nutritive 

 value 75 and 80 per cent. 



An extremely large proportion of potash and phosphoric 

 acid is found in the seeds, while most of the magnesia is 

 in the husks. 



The sale of the seeds or their local consumption com- 

 pensates for the elements abstracted, and, like all other 

 leguminous plants, '' amberique " may be turned in green 

 when in flower or left for seed, stems and leaves remaining 

 on the fields. 



Silica ... 



Chlorine 



Sulphuric acid .. 



Phosphoric acid.. 



Lime ... 



Magnesia 



Potash... 



Soda 



Oxide of iron 



Carbonic acid, &c 



The husks are scarcely ever used, and their debris remain 

 on the land. They might, however, be utilized as an 

 absorbent for certain nutriments, such as molasses. We 

 append their composition, which rather points to their 

 being a coarse food. 



Water 



Ash 



Cellulose... 



Fat 



Non-nitrogenous matter 



Nitrogenous matter 



Nitroj;en.. 



