CORN TILLAGE 



171 



lands. The use of the harrow several weeks after plowng, 

 and either just before planting corn or soon afterwards, 

 kills young weeds and grass and thus reduces the subse- 

 quent cost of tillage. The principal change needed in 

 the tillage of corn in the South is the more general use of 

 the weeder or harrow. Its use should be begun about the 



Fig. 85. — A Spike-tooth Haheow. 



time of planting and be continued as long as possible. The 

 harrow may be used until the corn plants are 4 to 6 inches 

 high and the weeder (Fig. 86) until they are 8 to 12 inches 

 high. The broadcast tiUage with these implements is 

 the cheapest method of cultivating young corn, since lAdth 

 either a harrow or a weeder 10 to 12 acres of corn can be 

 cultivated in a day. This economical broadcast har- 

 rowing permits delay in begimiing cultivation with other 

 implements. 



It is usuaUy best to run the harrow or weeder diagonahy 



