الفهرس 
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Abstract
This study was carried through the seasons 2012/2013 agriculture, especially in the village of Albehu Samalout farm Minya Governorate in order to study the effect of two levels of potassium fertilization at a rate of (36.72 kg) and three types of antioxidants (salicylate acid and ascorbic acid and citric acid) on the productivity of maize yellow under the six levels of irrigation systems and the results showed that Under drought stress using salicylic acid, ascorbic acid or citric acid, as well as can alleviate the adverse effects of water stress on yield and yield components of maize plants. Normal irrigation besides the application of citric acid at 500 ppm and K at 36 kg / fed gave the best results with regard to yield and yield components of maize plants.