Show Resistant Strains Reduce Wheat Smut Possible to Control Disease by Treating Seed 1 Prepared v by tho United states Department of ot Agriculture Loose smut of oC wheat causes nn an estimated estimated es es- es- es loss in the United States of ot mor more than bushels annually according to V. V F. F Tople pathologist patholOgist gist of the tire United States Department of A Agriculture It is possible he says to control tire the disease by treatIng treatIng treatIng treat- treat Ing the seed with hot water Vater but the tire treatment Is difficult and frequently reduces u tire the h stand and yield ld Efforts t i 1 h rl I strains l J of the j Ut important varieties r t that i J will be resistant to or immune from Iron Infection Since 1922 1022 runny many varieties and strains of ot wheat have been tested at nt Va all and Ithaca N. N Y I. for resistance to loose smut All of the Important eastern and und a few of ot the tire leading lending western have been Included in the tests Resistant or Immune strains have hn been found In such varieties as Dawson Daw Daw- son sour Fultz Leap Penquite Preston Shepherd and Trum Irum bull Fultz and two widely grown varieties have ha generally generall been reported to be susceptible to loose smut but the pUr pure line lIne selections 1 u 1 III cc LIL 1 LV be hi highly resistant The occurrence of resistant and otherwise desirable strains in these two important varieties varieties varie vane ties gives encouragement ement to the hope of reducing the heavy henvy annual loss los caused b by loose smut of wheat |