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-, -TATE PLANT BOARD
UNITED STATES DEPARTMENT OF AGRICULTURE
AGRICULTURAL RESEARCH ADMINISTRATION
Bureau of Entomology and Plant Quarantine
Washington,25, D. C.
SB. E. P. Q. 532, Supplement No. 1, Revised September 27, 1946
PLANT-QUARANTINE IMPORT RESTRICTIONS
REPUBLIC OF URUGUAY
Revised Restricticns on the Importation of Seed Potatoes
Decree No. 1372/945 issued July 30, 1946, at Montevideo,
revokes Decree No. 50:941 of June 4, 194l, regulating the
importation of seed potatoes into Uruguay. Pertinent articles
of the new decree follow:
Article 1. Every shipment of potatoes imported into the
country to be used as seed, must be accompanied by certificates
of origin and plant health which will make clear:
(a) That the exported tubers are practically free from attacks
of insects and diseases mentioned below:
Synchytrium endobioticum (Schilb.) Perc., potato wart,
Phthorimaea (Gnorimoschema) operculella Zell., potato tuber
worm, Leptinotarsa (Doryphora) decemlineata Say, Bacterium
solanacearum E F S, bacterial wilt, Phytomonas sepedonica
Bergert et aly ring rot.
(b) That the potatoes to be exported must be free from other
serious parasitic diseases, a prudent margin of tolerance to be
permitted for harmless affections.
In particular with reference to potato scabs, they must be
(1) Common scabs (Actinozyces scabies)f(Thax.) Gues., and other
(2) Black scab (Rhizoctonia violacea Tul.)
(3) Powdery scab (Spongosora subterranean (Wallr.) T. Johnson.)
The following tolerances will be applied in connection
with these diseases:
Slight attacks--up to 10 percent of the number of potatoes
Severe attacks--up to 5 percent of the number of potatoes
Every attack which exceeds the indicated percentages will
necessitate the disinfection of the shipments.
UNIVERSITY OF FLORIDA
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Article 2. In addition to the certificates of ho4thy origin,
the shipments of potatoes .must be accompanied by a certificate
issued by the Government of the exporting country, in"i'hich it is
made clear that the selected tubers were actually grq iuf-or seed!
and that the fields from which they came have been u4er control,
or have been the object of official inspection, j.n which the
absence of "degeneration" diseases was verified f4 a practical
manner, "degeneration" moaning the various vIrus .diseases which
lower the vitality of the tubers.
Article 3. If on arrival in the country, the potatoes are
judged unsuited for seed by the technical staff of the Direccion
do Mgronomilca, they can be used for consumption, if there is no
special reason to disqualify thornm for that also.
Article 4. Domestic regulations dealing with potatoes judged
unsuitable for seed or consumption.
Article 5- Provision for revision when necessary.
Article 6. Revocation of decree of June 4, 1941.
Article 7. Signatures.
AVER S. HOYT
Acting Chief, Bureu of Entomology and Plant Qparatine