-4- 



the approval of many, while some of the rules, especially those 

 concerning prohihition of imports, are considered a hoon to un- 

 scrupulous men who will imiiiediately "corner the market". 



It has been already stated that most of the Plant Disease 

 Acts or regulations thereunder were modelled on entomological lines, 

 or that amendments were simply incorporated in existing Insect 

 Pest Acts. The outcome of this practice has resulted in making 

 many provisions impracticable or impossihle of enforcement, and 

 the laws remained a dead letter affording no protection whatever. 

 I may he allowed here to briefly refer to provisions generally 

 to be found in the Acts "in force" in the various countries. 



Every country having such acts specifies more or less 

 definitely the special diseases against which it is deemed desir- 

 able to take action. Some countries specify "all diseases" 

 others again seek to guard against diseases like the Phytophthora 

 infestans and other common diseases. The next point is that the 

 legislation seeks to wover the control of diseases within a country's 

 own borders, but also incorporates regulations directed against 

 the importation of diseases from without. 



In some instances we find provisions requiring certificates 

 issued by an official expert in the country of e2q)ort to accompany 

 shipments of vegetation from certain countries stating that the 

 "imported stock'' has been grovm in districts or areas free from 

 the disease specified. 



Further, we observe clauses directing that : Any E.hipiaent 

 shall be held in quarantine and not be admitted until its freedom 

 ftom "specified" diseases has been fully established. 



In other instances methods of treatment are devised to be 

 given to any shipment suspected of being infected with destructive 



