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  1. Risk-rating Saratoga Spittlebug Damage by Abundance of Alternate-host Plants

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    Author(s): Louis F. Wilson
    Date: 1971
    Source: Research Note NC-110. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
    Publication Series: Research Note (RN)
    Station: North Central Research Station
    PDF: Download Publication  (1.02 MB)

    Description

    The potential damage of the Saratoga spittlebug to red pine can be predicted by comparing the percentage of ground occupied by sweet-fern with the percentage of ground cover occupied by other nymphal host plants. A risk-rating graph is used to estimate potential damage.

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    Citation

    Wilson, Louis F. 1971. Risk-rating Saratoga Spittlebug Damage by Abundance of Alternate-host Plants. Research Note NC-110. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

    Keywords

    Saratoga spittlebug, red pine, sweet-fern

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