HARVESTING 145 



row of potatoes, and the row lifted and deposited on 

 the elevator, which gradually shakes out the soil and 

 leaves the potatoes in a row on the ground in the rear. 

 These require two to four horses, according to con- 

 ditions, and do better work on soils free from stones. 

 The Standard Digger is different. A divided shovel 



FIG. 43 THE REUTHER POTATO DIGGER 



lifts the row onto a shaker, which separates the pota- 

 toes and soil, leaving the latter on the surface behind. 

 This digger works well when potatoes are ridged or 

 planted shallow, but when deep it does not do so well. 1 

 One other form used successfully in Canada and Great 

 Britain consists of a strong frame on tw r o wheels and 

 a small wheel in the front and rear. It carries a set of 

 revolving forks working at right angles to the share, 



1 Minn. Bui. 52, p. 439. 



