This study examined seven barley genotypes in two evaluation experiments; the 1 st under normal condition at Sakha station while the 2 nd under salt stress at the El-Hosinia station, during two growing seasons (. During 2017 season to study the efficacy of barley seed with characters under different salinity levels(0, 10, 12, 14 and 16 dSm -1 ) using Rashid salt. The randomized complete block design with 3 replications was used for each experiment. Nine traits were recorded, days to heading, days to maturity, plant height (cm), spike length(cm), No. of spikes m -2 , No. of grains spike -1 , straw yield (t. ha -1 ), grain yield (t.ha -1 ) and harvest index (HI). Other five traits were recorded in Laboratory experiment; shoot length, root length, seedling dry weight (g), K + content and N + a content. Besides, eight stress tolerance indices were evaluated (TOL, MP, STI, GMP, Yr, DSI, YSI, YI). The combined analysis of variance for years, locations, genotypes, and interaction was significant and highly significant for all studied traits; Results revealed that Line 4, Line 2 and line1 gave the highest values under two conditions in both seasons for grain yield (t.ha -1 ). For indices of salinity tolerance, the Productivity MP Values obtained by Line4; Line2; Giza123 and Line1. Moreover, these four tolerant genotypes recorded high values for GMP, STI, YSI, and YI. Significant differences were observed between salinity levels, whereas level (10dSm -1 ) was lowest harmful in connection. Compared with other Salinity levels. On the other hand, the highest harmful of parameters was obtained by Salinity level(16 dSm -1 ).
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