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Show Invasion of Insects By ilir Poses Threat Pests, PBant Diseases Survive Shorter Trips Danger of invasion by undesirable alien insects grows apace in every agricultural country of the world as air transport, which is accounting for an ever increasing share of traffic, traf-fic, cuts the time of travel between them from days to hours, and as airplanes take over a larger share of traffic. Pests that might not withstand a long sea voyage may survive the F I 1 V 1 " Even toys from Mexico have been known to be carriers of insects, in-sects, costing large agricultural losses. shorter air ride in good shape. Reaching new lands where conditions condi-tions favor their development they soon may build up a strong colony that could become as costly as the Hessian fly, the European corn borer, the Japanese beetle, the codling cod-ling moth or the cotton boll weevil. The department of agriculture is charged with this country's defenses against the entry of dangerous foreign for-eign insects and plant diseases. Even toys have been found to be carriers. Farmers must be sure that all mail and express from foreign countries coun-tries have been inspected and passed tree of any insects or diseases before be-fore being permitted on their land. |