MANAGEMENT OF THE GROWING CROP 



109 



The first and second cultivations may be given with a 

 five- tooth cultivator (Fig. 31), or a sulky cultivator 

 (Fig. 32) maj- be used. The spring-tooth cultivator 

 (Fig. 33) is found to be a very useful tool for inter- 



FIG. 32 — A USEFUL TWO-HORSE CULTIVATOR 

 A requisite wherever large areas of potatoes are grown. 



tillage work for the third and subsequent cultivations, 

 and the spike-tooth expansible cultivator with the 

 shields is an excellent tool for shallow tillage, as it 

 destroys the small weeds and helps to maintain a soil 

 mulch. 



