. "2 Immigration: Predicting the Mode and Pathways of Introduction." Predicting Invasions of Nonindigenous Plants and Plant Pests. Washington, DC: The National Academies Press, 2002.
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Predicting Invasions of Nonindigenous Plants and Plant Pests
The widespread use of containers in shipping, the growth of international airline commerce, and the illegal transportation of plant materials into the United States increase the likelihood that nonindigenous plant pests will survive transit to the United States and increase the difficulty of intercepting plant pests.