148 Weeds. 



plants are well reduced, hand spudding will 

 soon effect the extermination of this weed, 

 but if its seeds have been allowed to become 

 numerous in the soil, several years will nec- 

 essarily elapse before the work of eradica- 

 tion can be completely effected. (3) Sheep 

 may be made to render substantial service 

 in reducing the prevalence of this weed, 

 more especially if they be allowed to feed 

 upon it during the earlier stages of its 

 growth. 



