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Show i chicai To 7 y-.wtir .. kv-l - , - . V. B. ..-Kier bugs are ivsistam to J...;.) J.' '.hei:l l t. :..'i!iL.l if eia;tlal ;s l be s-'e-iu i. n;aaU-J out Dr. C. F. Knowl-a Knowl-a ;. l.';.;h Saj' E:;l e'si.in erU'iai-aaia;t. erU'iai-aaia;t. Sii;;1..' :oaaa owners w ho coiHluel-j coiHluel-j :'. aaa:saa l.M)T fly spray apav-' apav-' ml Kin 'Jaria;; the set'sun.. ananul ! the farm ami homo, were happily j sui'p'-ised to find the box elder j buys to be sea.ree this fall. J However, these bugs appear to j be more resistant to some types of i DDT sprays than are the lygus bugs on alfalfa, or the houseflies, bedbugs, hornflies, cattle lice and sheep ticks, against which DDT has been given outstanding' control con-trol results. For economy in use of insecticides, insecti-cides, Entomologist Knowlton suggests sug-gests that control be applied when the bugs congregate to sun themselves, them-selves, on sunny south or west sides of the buildings and tree ' trunks. |