Individual HWA - www.forestryimages.org Control - continued The second method involves spraying the infested hemlocks with insecticidal soaps or horticultural oils. According to the N.C. State University Cooperative - Soaps - Document - PDFSEARCH.IO

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	Individual HWA - www.forestryimages.org Control - continued The second method involves spraying the infested hemlocks with insecticidal soaps or horticultural oils. According to the N.C. State University Cooperative Add to Reading List Document Date: 2009-09-24 13:31:50 Open Document File Size: 624,09 KB Share Result on Facebook Company Forest Resources / / Continent Asia / / Country United States / / IndustryTerm pesticide applications / equal opportunity/affirmative action employer / / Organization Department of Entomology Insect Note / USDA Forest Service / U.S. Forest Service / International Society of Arboriculture / N.C. Division of Forest Resources Follow / North Carolina State University / / / ProvinceOrState North Carolina / / Region eastern United States / western United States / / URL www.forestryimages.org / http / SocialTag Flora Hemlock woolly adelgid Parasites Biology Tsuga canadensis HWA Tsuga caroliniana Adelges Black-throated Green Warbler Flora of the United States

Individual HWA - www.forestryimages.org Control - continued The second method involves spraying the infested hemlocks with insecticidal soaps or horticultural oils. According to the N.C. State University CooperativeAdd to Reading List