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SERVICE AND REGULATORY ANNOUNCEMENTS 
35 
Plants and plant products 
Maize (Zea mays L.) seed for sowing 
only. 
Seed beans. 
Potatoes for consumption. 
Cabbage and cauliflower seeds. 
Fresh cherries. 
Fresh peaches. 
Plant pests 
Sclerospora graminicola ( S a c c . ) 
Schroet., downy mildew. 
Cottetotrichum lindcmuthianum (Sacc. 
and Magn.) Briosa and Cav., bean 
anthracnose. 
(Phthorvmaea) Gnorimoschema oper- 
culella Zell., potato tuber worm, and 
Leptinotarsa decemlineata Say, the 
Colorado potato beetle. 
Bacterium campestre (Pam.) E. F. 
Smith = Pseudomonas campestris, 
black rot of cabbage. 
Rhagoletis cerasi L., cherry fruit fly. 
Clasterosporium carpophilum (Lev.) 
Aderh., peach dieback. 
Schedule III 
PLANTS FOR SCIENTIFIC PURPOSES ADMITTED UNDER CERTIFICATION 
The following plants, if required for scientific purposes, shall, in addition 
to the said written permission of the Director of Agriculture and Forests, be 
accompanied by a certificate that the plants are free: (a) From all diseases 
and pests, (b) in particular, from the diseases or pests indicated opposite the 
name of each plant, respectively, named below. The certificate must be signed 
by an officer of the phytopathological service (or any equivalent authority) 
in the country of origin. 
Plants and plant products Plant pests 
Citrus nursery stock and budwood. 
Mango stock or budwood. 
Mango fruit, not the bona-fide produce 
of Egypt. 
Fig. (Ficus spp.) 
Schedules IV and V concern the importer 
(Cryptorhynchus) Sternochetus mamgi- 
(Hasse) Doidge, citrus canker; 
Sphaceloma (fawcetti) cltri, citrus 
scab. 
Bacillus mangiferae Doidge, bacterial 
blight of mango ; Chrysomphalus 
personatus Comst., masked scale: 
Aonidiella aurantii Mask. ; and 
Phenacoccus hirsutus Green. 
(Cryptorhynchus) Sternochetus mangi- 
ferae Fab., mango weevil; (Cryp- 
torhynchus) Sternochetus gravis 
Fab. ; all species of Trypetidae. 
Chrysomphalus {ficus) aonidum L. ; C. 
personatus Comst., masked scale. 
Schedule VI 
DISEASES FROM WHICH SEED POTATOES MUST BE FREE 
Potato tuber worm, (Phthorvmaea) Gnorimoschema operculella Zell. 
Colorado potato beetle, Leptinotarsa decemlineata Say. 
Wart disease, Synchytrium endobioticum (Schilb.) Perc. 
Powdery scab, Spongospora subterranea (Walls.) Lang. 
Common scab, Oospora (Actinomyces) scabies Thaxt. 
Blackleg, Bacillus phytophthorus O. Appel. 
Any consignment of potatoes that on inspection is found to be infected with 
powdery scab or common scab to the extent of more than 10 percent of the 
total number of tubers will be considered as not free from disease and be 
liable to reexportation or destruction. 
Lee A. Strong, 
Chief, Bureau of Entomology and Plant Quarantine. 
