TY - SER AU - Barbieri,R.L. AU - Carvalho,F.I.F.de AU - Dornelles,A.L.C. AU - Cristaldo,R.M.de L.O.de AU - Handel,C.L. TI - Genetics of resistance to the fungus Helminthosporium sativum in wheat: use of culture filtrates in tissue culture KW - Trigo KW - Fungo KW - Variedade Resistente KW - Cultura de Tecido ER -