194 



SOILS 



harrow. You will find it very valuable in fact, indis- 

 pensable for many kinds of farm work. Such a harrow 

 takes the place of the plow in seeding wheat or rye, after 

 corn or cotton or cow peas or potatoes. The rolling disk 

 cuts and turns and pulverizes, and thus does the work of 

 a plow, although it does not go so deeply. But since you 

 want a compact soil, excepting the top, this becomes the 

 very implement for your work. Fields that have just 



THE ACME HARROW 



A splendid mulch maker, weed killer and all 'round cultivator. Note the 

 cracked and crusted soil at right, and after-treatment at left 



been disked and then crossed with a spring-tooth harrow 

 are usually left smooth and mellow, and in a fine condi- 

 tion for the seeding tools. 



The disk harrow is an excellent tool to use immediately 

 after the harvest as a means of opening the soils to catch 

 summer rains, and of conserving the moisture already 

 present in the soil. In our dryer sections, especially in 

 semi-arid regions, this plan of soil treatment is coming 



