10 April, 1919. J 



The Jerusalem Artichoke. 



247 



apart, allowing from 18 inches to 2 feet between the tubers in the lines. 

 About 4 bushels will plant an acre. Artichokes may, with considerahle 

 advantage, be grown in rotation with maize. 



When the plants are well above the soil they will keep in check 

 any ordinary farm weeds, and very little cultivation will be required. 

 Ten to twelve tons of tubers are considered an average crop. More 



Jerusalem Artichoke — Helianthus tuierosus, L. 



attention is now being paid to the cultivation of Jerusalem artichokes, 

 as they are known to be good pig feed, and they are usually harvested 

 by turning the animals into the field. The tubers will keep in the 

 ground all the v/inter, and usually enough of them are left by the pigs 

 to produce a new crop. An important element in their value for the 

 feeding of swine is their availability during the entire winter and 

 spring and the fact that their harvesting costs nothing. Though 



