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U.S. Department of Agriculture USDA Forest Service Southern Regional Extension Forestry Southern Regional Extension Forestry

Controlling Pests that are Spread in Irrigation Water

The evidence that irrigation water can be a significant source of nursery pathogens has been accumulating for almost a century. In one of the first systematic testings of agricultural water sources, Bewley and Buddin (1921) isolated several pathogens including Botrytis spp. and Phytophthora spp. Although links between waterborne pests and nursery diseases have often been circumstantial, DNA analyses have now shown that specific isolates from diseased plants were identical to pests found in irrigation water (Hong and Moorman 2005).

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Author(s): Thomas D. Landis

Publication: Forest Nursery Notes - 2013 Summer - 2013 Summer Forest Nursery Notes Publications by Article