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In most part of our country, field leveling is performed based on operator's skills resulted in imprecise leveling. Therefore utilizing new field leveling technologies is in high importance. In the current research, effects of two leveler types including conventional leveler and laser leveler were evaluated on leveling Index, leveling uniformity coefficient, grain yield and water use efficiency of wheat. The field experiment was conducted in 2008-2009 growing season in the North of Ahwaz.fatcat:aj2bkpcjwfh7hmp6htytulyxw4