CAXAVALIA ENSIFORMIS (jACK BEAN) 



83 



The difference between the yields from the trial planta- 

 tions at the station and those at Saint Hubert need occasion 

 no surprise. In the experiments at the station only ever}' 

 second row was planted, whereas at Saint Hubert the whole 

 area was utilized and the seeds were planted at intervals 

 of 66 cm., thus raising the total of green matter to the 

 hectare to 35^ to 38 tons. 



[P/ioto hy P. dc Sornay. 



Fig. 7. — (i) Green-pod Jack Bean; (2) Dr\--pod Jack Bean. 



A trial made in our garden at Reduit enabled us to 

 check the figure from Saint Hubert, and over an area of 

 1 8" 75 scjuare metres 68 kilos of green matter were obtained, 

 which is proportional to 353^ tons to the hectare. These 

 plants had fruited and a good number of pods had already 

 been gathered. 



In Bulletin No. 23 of the Hawaii Agricultural Experi- 

 ments Station, the agricultural scientist, M. Krauss, gives 

 results obtained from the Jack Bean at Hawaii. It yields 



