The experiment was carried out in agricultural season (2015-2016) in Zahid local for field agricultur in Tartous to study the effect of different systems of tillage (zero tillage, plowing of the chisel plow, moldboard plowing and disc plowing ) on the growth and productivity of rainfed barley, the land was cultivated in the first half of November with barley varieties (Hordeum sp ) and used randomized complete design 7 treatments with 3 replicates were used with L.S.D test at 5% level.