Dyulgerova, D. Valcheva, N. Dyulgerov   Institute of Agriculture, 8400 Karnobat, Bulgaria (Manuscript received 24 July 2017; accepted for publication 19 January 2018)   Abstract. The aim of this investigation was to study agronomic and morphological traits of winter two-rowed bar

B. Dyulgerova*, N. Dyulgerov Institute of Agriculture, 8400 Karnobat, Bulgaria (Manuscript received 7 February 2017; accepted for publication publication 31 May 2017) Abstract. Seeds of Hordeum vulgare L. cultivar Izgrev were treated with different concentrations of sodium azide to in