Acquisition and Distribution of Nematodes in Irrigation Waterways of the Columbia Basin in Eastern Washington

L. R. Faulkner, W. J. Bolander


The primary source of plant parasitic nematodes in irrigation waterways in the Columbia Basin Project of eastern Washington is irrigation runoff returned into the irrigation system. This has contributed to the rapid spread of plant parasitic nematodes observed during eight years of study. Key Words: Ditylenchus dipsaci, Paratylenchas, Meloidogyne, Pratylenchus, Tylenchorhynchus, Xiphinema, Irrigation, Nematode distribution.

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