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 My research interests are centered around the general areas of environmental factors such as mineral and organic nutrition, growth regulation, antioxidants, response of some varieties to some nutrients and studies on some varieties fertilization at Fayoum governorate, Soil and plant analysis, Determining the fertilization requirements of crops, Conducting the fertilization programs for different crops, Evaluation and measurement of soil fertility and maintaining it as well as solving its problems, Evaluation of water to be used in irrigation |
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El-Sayad, E.A.; Ghabour, S.I. and Saif EI- Yazal, Sawsan, A. S. (2001). Effect of some micronutrients foliar application on yield and seeds quality of sunflower crop grown on the newly reclaimed soils, EI-Fayoum region, Egypt. Conference of sustainable Agriculture, Egypt, March 28-30, 256-268.
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El-Sayad, E.A.; Ghabour, S.I. and Saif EI- Yazal, Sawsan, A. S. (2001). Effect of some micronutrients foliar application on yield and seeds quality of sunflower crop grown on the newly reclaimed soils. EI-Fayoum region, Egypt. Conference of sustainable Agriculture, Egypt, March 28-30, 256-268.
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Saif El-Yazal, Sawsan S.A. (2004). The integrated effect of zinc and phosphate in combination with phosphorine as a biofertilizer on sunflower grown on the calcareous soils. Egypt. J. Appl. Sci., 19 (6B): 758-769.
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Mohamed, S.A. and Saif El-Yazl,Sawsan, A. S. (2004). Effect of foliar spraying by some micronutrients on growth, yield, chemical constituents and anatomical structure of cotton plants (Gossypium vitifolium L.) grown in newly reclaimed sandy soil. Annals Of Agric. Sc.Moshtohor (42) 3: 1053-1070.
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Ewees, M.S.A.; Saif El Yazal, Sawsan A.S. and El-Sowfy, Dalia M. (2008). Improving maize grain yield and its quality grown on a newly reclaimed sandy soil by applying micronutrient, organic manure and biological inoculation . Res. J. Agric. & Biol. Sci., 4(5): 537-544.
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Mahfouz, S.A. and Saif El-Yazal, Sawsan, A.S. (2008).Integrated Effect of Bio and mineral N-fertilizers for improving growth, yield and some chemical constituents of maize plants (Zea mays L.). Egypt. J. Appl. Sci., 23(6B): 762-777.
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El-Ganaini, S.S.S.; Saif El-Yazal, Sawsan A.S. and Dewdar, M.D.H. (2008). Effect of soil application of nitrogen fertilizer and foliar NPK on vegetative growth, chemical composition, yield and yield components traits of wheat plants. Egypt J. of Appl., Sci., 23(5) 44-58.
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Rady, M. M. and Saif El-Yazal, Sawsan A. S. (2009). Response of sunflower seeds to soaking in maize grains extract and plants to micronutrients foliar nutrition under reclaimed soil conditions. Egypt. J. Soil Sci., 49 (3): 453-478.
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Saif El-Yazal, Sawsan A.S. and El-Sowfy, Dalia M. (2010). Response of wheat yield and its components to partial substitution of applied N and P-Mineral fertilizers as soil application by their addition as foliar spraying on plants. Egypt. J. Soil Sci. (accepted in 26/10/2010).
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Saif El-Yazal, Sawsan, A. S. (2012). Effect of nitrogen application at different manners (bio and mineral) on improving, growth, yield and some chemical constituents of wheat plants grown in saline calcareous soil. Egypt. J.Soil Sci., accepted (under puplication)
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Saif El-Yazal, Sawsan, A. S. (2012).Effect of phosphate dissolving bacteria in combination with soil and foliar application of phosphorus on sunflower plants grown on a saline calcareous soil. Egypt J. Soil Sci., accepted (under puplication)
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