POTATOES 



185 



bination manuring with commercial fertilizers and 

 barnyard manures is frequently practiced to good 

 advantage. An application of eight to ten cords 

 of manure to the acre in the fall, followed with 500 

 to 600 pounds of a quick-acting commercial fertilizer 

 when fitting the land or dropped in the furrow at 



THE POTATO UNDERGROUND 

 Here are shown the tubers and root system of a. potato 

 plant. For best results a deeply stirred soil Is desirable. The 

 intertillage should not be so deep as to Interfere with the root 

 system below. 



planting time, usually insures a thrifty growth of 

 plants. Some prefer broadcasting. 



Good Seed of Desirable Varieties. — As a rule, too 

 little attention is paid by the average grower to the 

 quality of the seed tubers or to the selection of 

 desirable varieties. Seed potatoes kept at a uni- 



