1936] SERVICE AND REGULATORY ANNOUNCEMENTS 149 
lation. All parts of corn and allied plants are likewise prohibited except from 
Mexico and the countries of Central America, the West Indies, and South 
America. This quarantine also brings under restriction, involving inspection 
at will by the Department but requiring no permit or certificate, the following 
when used as packing: Cereal straw, chaff, and hulls (other than rice) ; corn 
and allied plants from Mexico, Central America, the West Indies, and South 
America; willow twigs from Europe; grasses, hay, and similar plant mixtures 
from all countries ; and authorized soil packing materials from all countries. 
This quarantine does not cover such widely used packing materials as excelsior, 
paper, sawdust, ground cork, charcoal, and various other materials. 
Dutch elm disease. — Quarantine No. 70, revised, effective January 1, 1935: 
Forbids the importation from Europe, on account of a disease due to the fungus 
Graphium ulmi, of seeds, leaves, plants, cuttings, and scions of elm or related 
plants, defined to include all genera of the family Ulmaceae ; logs of elm and 
related plants ; lumber, timber, or veneer of such plants if bark is present on 
them ; and crates, boxes, barrels, packing cases, and other containers, and other 
articles manufactured in w T hole or in part from the wood of elm or related 
plants if not free from bark. 
OTHER RESTRICTIVE ORDERS 
The regulation of the entry of nursery stock from foreign countries into the 
United States was specifically provided for in the Plant Quarantine Act. The 
act further provides for the similar regulation of any other class of plants or 
plant products when the need therefor shall be determined. The entry of the 
plants and plant products listed below has been brought under such regulation. 
Nursery stock. — The conditions governing the entry of nursery stock and other 
plants and seeds from all foreign countries and localities are indicated above 
under "Foreign plant quarantines." (See Quarantine No. 37, revised.) 
Potatoes. — The order of December 22, 1913, and the regulations issued there- 
under, revised, effective March 1, 1922, and amended, effective December 1, 
3936, restrict the importation of potatoes from all foreign countries and locali- 
ties except the Dominion of Canada and Bermuda, on account of injurious 
potato diseases and insect pests. The importation of potatoes is now author- 
ized from Bermuda, Canada, Cuba, the Dominican Republic, Estonia, Spain 
(including the Canary Islands), and the States of Chihuahua and Sonora, and 
the northern territory of Baja California, Mexico. 
Cotton and cotton wrappings. — The order of April 27, 1935, and the rules and 
regulations issued thereunder, revised, effective February 24. 1923, amended 
effective May 1, 1924, and December 15, 1924, restrict the importation of cotton 
and cotton wrappings from all foreign countries and localities, on account of 
injurious insects, including the pink bollworm. 
Cottonseed products. — The two orders of June 23, 1917, and the rules and 
regulations issued thereunder, effective July 16, 1917, amended, effective August 
7, 1925, restrict the importation of cottonseed cake and meal and all other cot- 
tonseed products except oil from all foreign countries and localities, and the 
importation of cottonseed oil from Mexico, on account of injurious insects, 
including the pink bollworm : Provided. That these commodities which originate 
in, and are shipped directly from, the Imperial Valley, Lower California, Mexico, 
may enter without restriction. 
Plant safeguard regulations. — These rules and regulations, revised, effective 
December 1, 1932, provide safeguards for the landing or unloading for trans- 
shipment and exportation and for transportation and exportation in bond of 
restricted or prohibited plants and plant products when it is determined that 
such entry can be made without involving risk to the plant cultures of the 
United States, and also provide for the safeguarding of such plant material 
at a port or within the territorial limits of the United States where entry or 
landing is not intended or where entry has been refused. 
Rules and regulations governing the movement of plants and plant products 
into and out of the District of Columbia. — These rules and regulations, revised 
effective April 30, 1931, are promulgated under the amendment to the Plant 
Quarantine Act of May 31, 1920. They provide for the regulation of the 
movement of plants and plant products, including nursery stock, from or into 
the District of Columbia and for the control of injurious plant diseases and 
insect pests within the said District. 
