318 



COEN CROPS 



but in regions of higher rainfall and heavy soils surface 

 planting is better. When planted in a lister furrow the 

 seed should not be covered deeper than is necessary to 



Fig. 112. — Plat of Milo selected for erect heads. 



insure good germination, as it rots very easily when planted 

 deep or when the soil is cold or wet. 



Surface planting is ordinarily done with the two-row 

 corn-planter ; the grain drill is sometimes employed, how- 

 ever, by using only every fourth or fifth hole. 



247. Tillage. — The same tools are used in general for 

 cultivating sorghum as for corn, and in much the same 

 manner. However, sorghum, especially when hsted, is 

 much slower in growth than corn for the first four weeks, 



