422 DISEASES OF SWINE 



If unloaded in regular loading pens, to be moved under permit in 

 approved manner. 



"7. Public stock-yards to be under close supervision and cleaned 

 and disinfected at intervals determined by the proper state author- 

 ities. 



"8. Railway cars for the transportation of swine other than 

 such as are intended for immediate slaughter to be cleaned, washed, 

 and disinfected before swine are loaded. 



"9. All cars in which diseased swine are found or in which ex- 

 posed swine were shipped for immediate slaughter to be cleaned, 

 washed, and disinfected within twenty-four hours after unloading, 

 or cars to be held until presence or absence of disease has been 

 determined. 



"10. All cars or vehicles of transportation carrying cholera- 

 exposed swine to be placarded in a conspicuous manner 'Cholera- 

 exposed Swine for Immediate Slaughter.' 



"11. Owners of swine and persons in charge, including attending 

 veterinarians, to report without delay to state authorities all out- 

 breaks of cholera among swine. 



"12. Live stock sanitary authorities to quarantine all infected 

 herds and premises, but may permit shipment of exposed swine for 

 immediate slaughter as above provided. Infected farms to be 

 placarded. 



"13. Infected premises to be quarantined not less than sixty 

 days after last traces of disease have disappeared and premises 

 have been cleaned and disinfected. 



"14. Infected premises to be cleaned and disinfected under 

 supervision prescribed by live stock sanitary authorities. 



"15. The live stock sanitary authorities to be given power to 

 provide in a practical manner against the dangerous pollution of 

 streams with hog-cholera virus, and provide for the safe disposal 

 of garbage Kable to be infected with hog-cholera virus. 



"16. To prevent the spread of hog-cholera by swine shown for 

 exhibition purposes, such swine to be treated with serum and virus 

 not less than forty days prior to the opening date of the exhibit, 

 or with serum alone not more than fifteen days before such time. 



"17. Provision for controlling for thirty days by quarantine or 

 otherwise, when deemed advisable by the proper authority, of all 



