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Perimeter foundation treatments with chemicals <br />also may provide good control if enough sera is a lied <br />to thoroughly wet all surfaces over whic the bugs crawl. <br />Several gallons of spray are needed to do the job around <br />the average home. <br />Amount per <br />Chemicals Formulations oallon of water <br />Diazinon 25% EC 4 Tbs <br />Endosulfan (Thiodan) 50% WP 3 Tbs <br />Carbaryl (Sevin) 50% WP 3 Tbs <br />Commercial pest control operators may use 1 % propoxur <br />(Baygon). <br />Boxelder Bug: Leptocoris trivittatus (Say) <br />Indoor Treatment. Prevention of indoor infestations <br />can be further improved by screening ventilators and <br />closing other openings through which the bugs can enter. <br />(Commercial pest control operators can use 1 % Baygon <br />spray for such openings including cracks around the <br />window screens and, if needed, attics and unexcavated <br />areas beneath the house). <br />Once inside the home, boxelder bugs are difficult to <br />control. Household sprays containing pyrethrins or res- <br />methrin may give temporary control. A fly swatter and <br />either vacuum cleaner or broom and dustpan are often the <br />best way to rid the home of these pests. <br />Rerun 12/95 <br />I The .nformatcn given herein is suCCled win the understanding that no ciscrimeation s intended and no endcrsement cy the Purdue Umversty Cocperative Extension Service is rnrl ed. <br />Cooperative Extension work in Agriculture and Home Eccnom cs. State of Indiana. Purdue Unrversty and U. S. Depan,mert of Agrc:.rture coccerarng. H. A. Wacswcnn. Oirector. West <br />Lafayette. IN Issued in furtherance ct the acts of May 3 and Jure 30. 1914 Tine Cocperauve Extension Servce of Purue Unrversny s 3n 3fhrmatrve acrcn,eQual xocrunay nsmurcn <br />