140 ITN-GI AND PUXGK : DE 



58, whilo turnips commonly suiTcr in n most disastrous 

 manner (Fig. 59). But cultivated crops are not the only 

 hosts of llu- fungus a i'act which makes it still more 



FIG. 58. CLUB ROOT OF CAULIFLOWER. 



difficult to contend against. Various weeds belonging 

 to the cruciferous family are also attacked by the club 

 root fungus. Shepherds' purse, for example, is com- 



