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    Herbicidal Root Control in Sewer Lines Requires Unique Application Techniques

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    Root intrusion into sewer lines creates a variety of problems. Herbicides have advantages in controlling roots, particularly in providing residual control. However, unique problems occur in applying herbicides in sewer lines. The problems and solutions will be demonstrated by tracing the evolution of the Vaporooter® product line through spraying, soaking, and foaming techniques.


    herbicides, metam-sodium, dichlobenil, sewer lines, soaking, foaming, roots, Vaporooter, ®

    Author Information:

    Cummings, GL
    Director of Research & Development, Airrigation Engineering Company, Inc., San Jose, CA

    Committee/Subcommittee: E35.22

    DOI: 10.1520/STP25892S