258 THE POTATO 



Agriculture is hereby authorized and directed, 

 from time to time, to estabUsh such rules and 

 regulations concerning the importation from 

 foreign countries to the United States and trans- 

 portation into and through any state or ter- 

 ritory of the United States, including the 

 District of Columbia, as he may deem neces- 

 sary, and all such rules and regulations shall 

 have the force of law. Whenever it shall 

 appear to the Secretary of Agriculture that any 

 potatoes grown in an infested country, district, 

 department, or locahty, outside of the United 

 States, are being or are about to be imported into 

 the United States, or the District of Columbia, 

 and such potatoes are infested by wart disease 

 or black scab, he shall have authority to quaran- 

 tine against such importations from said coun- 

 try, district, department, or locality, and prevent 

 the same until such time as it may appear to 

 him that any such wart disease or black scab 

 has been exterminated, when he may withdraw 

 the quarantine. 



"Sec. 2. That when any shipment of potatoes 

 imported or brought into the United States is 

 found to be infested with wart disease or black 

 scab the entire shipment shall be destroyed in 

 such manner as the Secretary of Agriculture 

 may direct. 



'* Sec. 3. That upon complaint or reasonable 

 ground on the part of the Secretary of Agri- 

 culture to believe that any potatoes grown with- 

 • in the United States and likely to become sub- 

 ject to interstate commerce are infected with 

 wart disease or black scab, the Secretary of 

 Agriculture shall cause the same to be inspected 

 by a qualified expert, and, if need be, placed 



