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All importations into the Union of Soviet Socialist Republics of 
shipments and parcel-post packages containing live plants, propagating 
material, cotton lint, and other materials subject to quarantine regulations 
must "be accompanied by foreign official certificates issued at points of 
shipment when such products originate in countries that maintain government 
quarantine or plant protection services. Such certificates must affirm 
that the shipment in question: 
(a) Is entirely free from infestation "by the quarantined 
posts named in the permit; 
(b) Or that the organization that issued the certificate 
does not guarantee the absence of infestation by 
those insects and diseases. 
Group 1 
The group includes the most injurious insects and diseases, 
necessitating p rohibition of the importation of products likely to 
be the means of introducing them into the Union of Soviet Socialist 
Republics when proceeding from infected countries. Exception is made 
only with respect to specimens for scientific purposes, the importation 
of which into the Union of Soviet Socialist Republics is, in each in- 
stance, subject to a permit from the Bureau of Foreign and Domestic 
Quarantines, People's Commissariat of Agriculture, Union of Soviet 
Socialist Republics. 
Diseases: 
Bacteriu m citri (Hasse) Doidge, citrus canker. US^La. ,Tex. ) 
Phlyctaena linicola Speg. on Li num . US (l) 
Synchytrium endobioticum (Schilb.) Perc. , potato wart. US- (i.d. 
Pa., U.Ya.) 
Insect Pests: 
Gnorimoschema operculella Zell. , potato tuber worm. US. (2) H,?R 
Leptinotarsa decemlineata Say, Colorado potato beetle. US- 
Pectinophora gossypiell a Saund. , pink bollworm. US. (2&), PR 
Platyedra scuti^era Hold, Queensland pink bollworm. 
Group 2 
Represents insects and diseases, the presence of which involves 
the prohibitior of entry of the entire lot concerned. Uhen it is 
deemed impossible to segregate uninfested portions from a shipment 
arriving from abroad which is found to be infested by pests included 
in group 2, such shipment shall be returned to the original shipper 
or be destroyed. An appropriate legal record will be made of such 
action, invariably including specimens or samples discovered as a 
result of the inspection. Each such imported shipment must be 
accompanied by a certificate, issued by the exporting country, .affirm- 
