DBUGS. 



75 



described would yield at the expiration of three years 5,000 

 pounds of green tubers, which, when thoroughly dried, 

 would give 1,000 pounds of jalap powder. In Jamaica a 



similarly successful trial was made in 1881 in the culture of 

 jalap ; five acres of land were also planted in this island, and 

 the crop yielded 3,000 pounds of green tubers, resulting in 

 1,07 r pounds of cured jalap. Care in drying or curing the 



