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Title: Pear Thrips on Forest Trees (Pest Alert)
Author: O'Brien, James; Snowden, Parker;
Source: NA-FB/P-34. Newtown Square, PA:U.S. Dept. of Agriculture, Forest Service, Northern Area State & Private Forestry
Publication Series: Program Aid
Description: The pear thrips, Taeniothrips inconsequens (Uzel), an imported species first noted in California in 1904 and now throughout the United States, is a common thrips found on many plants, but particularly fruit trees. Pear thrips have been considered a serious forest pest only recently (1979, when they, along with Thrips calcaratus Uzel, caused widespread defoliation in Pennsylvania). Infestations of forest trees have been reported from New York, Pennsylvania, and all of the New England States.
Keywords: Insect, crown dieback, growth decline.
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O''Brien, James; Snowden, Parker 1989. Pear Thrips on Forest Trees (Pest Alert). NA-FB/P-34. Newtown Square, PA:U.S. Dept. of Agriculture, Forest Service, Northern Area State & Private Forestry
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