%0 Journal Article %T RESISTANT OF TRITICUM AESTIVUM VARIETIES OF DIFFERENT ORIGIN TO BIOTIC STRESSORS ON THE FOREST-STEPPE AND STEPPE ZONES OF ORENBURG URALS %A Timoshenkova, T.A. %A Mukhitov, L.. %A Samuilov, F.. %K soft wheat, pathogen, the degree of damage, the phytosanitary situation, crop losses, variety, resistant. %J Vestnik of Kazan State Agrarian University %D 2015 %N 10 %P 5 %I Kazan state agrarian University