The effect of nitrogen fertilization rates and the yield components of some Safflower (Carthamus tinctorius L.) in intensive lug in the province of Damascus

This search was carried out in the farm of faculty of Agriculture- Damascus during 2012-2013 to determine the adaption of five Safflower genotypes) Farming conditions in the lug intensive in the province of Damascus under the effect of different nitrogen fertilizers and witness without fertilization N3 . And how they affected safflower accessions morphological traits and productivity.