ALFALFA I 93 



roots fill the soil. These in their decay further 

 influence favorably that friability which is so desir- 

 able in soils that are cultivated, and as previously 

 stated, the long, deep roots in their decay exercise 

 a salutary influence on drainage. 



The work of breaking alfalfa fields is frequently 

 laborious, owing to the number and size of the 

 roots. If, however, a plow is used, the share of 

 which has a serrated edge, the roots will be cut 

 or broken off more easily and more effectively. 



