بكالوريوس العلوم الزراعية البيئية جامعة قناة السويس عام 2001 ماجستير العلوم الزراعية (أراضى) جامعة القاهرة 2012 دكتوراه الفلسفة فى العلوم الزراعية (أراضى) جامعة بنها 2018 إجراء دراسات على إدارة وتحسين الأراضي المتأثرة بالأملاح وتقليل الإجهاد الملحى والمائى على النباتات المنزرعة فى هذه النوعية من الأراضي وتحسين نموها وإنتاجها، بالإضافة إلى إدارة مياه الري منخفضة الجودة والاستخدام الأمثل لها

Dr. Tamer Hassan Khalifa Senior Researcher, Soil Improvement & Conservation Department Soil, Water and Environment Research Institute (SWERI) Agriculture Research Center (ARC) Sakha Agricultural Research Station, Kafr El-Sheikh, Egypt ________________________________________ Contact Information ________________________________________ Research Interests ________________________________________ Professional Experience Senior Researcher | Soil Improvement & Conservation Research Department, SWERI, ARC February 2023 – Present • Lead and conduct research on soil improvement techniques and conservation practices to optimize agricultural productivity, especially under challenging environmental conditions. • Collaborate with national and international partners to improve soil health and water management strategies. • Guide technical campaigns for improving soil management practices in Egypt’s agricultural sectors. Researcher | Soil Improvement & Conservation Research Department, SWERI, ARC November 2017 – February 2023 • Conducted research and field trials on soil amendments, irrigation techniques, and crop management to enhance agricultural sustainability. • Contributed to several national projects focusing on water sustainability, fertility mapping, and improving agricultural practices in saline environments. Assistant Researcher | Soil Improvement & Conservation Research Department, SWERI, ARC June 2016 – November 2017 • Assisted senior researchers in soil and water management studies. • Supported laboratory analyses of soil, water, and plant samples to assess environmental impacts on agricultural productivity. • Contributed to the development of integrated soil management strategies for local farmers. Agricultural Engineer | Soil Improvement & Conservation Research Department, SWERI, ARC July 2010 – June 2016 • Managed irrigation systems and soil management practices in the research unit. • Collaborated in the implementation of on-farm research projects, focusing on improving water use efficiency and soil fertility. Agricultural Engineer | On-Farm Water, Soil Management Project (OWSOM), SWERI, ARC July 2007 – July 2010 • Conducted field research and provided technical support for farmers on soil and water management practices. • Assisted in irrigation system improvements and soil quality monitoring across several Egyptian governorates. ________________________________________ Selected Research Projects • Crop Maps for Egypt (2019- Present): Collaborated with the Egyptian government on crop mapping in all Egypt regions. • Fertility Maps for Egypt (2022): Collaborated with the Egyptian government on fertility mapping in the Northern Delta region. • Water Sustainability and Productivity (2019-2021): Worked with FAO and the International Water Management Institute (IWMI) on water sustainability initiatives across Egypt. • IRWI Phone App for Irrigation Optimization (2019-2020): Implemented an innovative app to enhance water management in the agriculture sector. • Rationalizing Water Used in Agricultural Activities (2018-2019): The project financed by the Egyptian government. • Egyptian School Student Projects arbitration (2018-2019): Collaborated with the Ministry of education. Arbitration of the students' innovations in the agriculture, industry, and electricity generation fields, water treatment, and remote sensing programs at Kafr El-Sheikh. • Integrated on-farm water management for orchard trees, field crops, and vegetables in old lands at Nile Delta. (2015-2017): The project funded from Scientific Research Academy (Egyptian government) • On-farm irrigation development project (OFIDO) (2014-2017): Worked with the OPEC Organization and the Egyptian government at Kafr El-Sheikh governorate. • On-farm water, soil management project (OWSOM) (2007-2010): Collaborated with the Canadian International Development Agency (CIDA) and the Egyptian government at Kafr El-Sheikh governorate. ________________________________________ Education Ph.D. in Soil Science | Mansoura University, Faculty of Agriculture 2012 – 2016 Thesis: Effect of soil moisture and nitrogen fertilization levels on wheat plant. M.Sc. in Soil Science | Mansoura University, Faculty of Agriculture 2007 – 2010 Thesis: Efficiency of Potassium and Phosphorus fertilizers under different irrigation systems. B.Sc. in Soil Science | Kafr El-Sheikh University, Faculty of Agriculture 2002 – 2006 Soil science ________________________________________ Certifications and Training Conference and Workshop 1. Cairo Water Week 2024 Conference held from October 13 to 17, 2024, under the theme “Water and Climate: Building Resilient Communities” 2. Workshop on WaPOR II Inception Workshop in Egypt organized by Food and Agriculture Organization of the United Nations (FAO) (2023) 3. Three Workshops under Sinai Sustainable Development Conference organized by North Sini Unvi. (2022) on ? Instruments for Nanomaterials Synthesis ? Role of Remote Sensing in Climate Change Detection ? Instruments used in synthesis and characterization of Nano materials in labs 4. Workshop on Saline Irrigation Water Treatment by Magnetic Technology organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2018) E-training programs 1. E-training on WaPOR introduction (version 3) organized by Food and Agriculture Organization of the United Nations (FAO) and IHE DELFT OPENCOURSEWARE (2025) 2. E-training on Water productivity and water accounting using WaPOR organized by Food and Agriculture Organization of the United Nations (FAO) and IHE DELFT OPENCOURSEWARE (2025) 3. E-training on Geoinformatics for Sustainable Agriculture: Role of Free and Open-Source Data and Analysis Tools, for NAREs Partners from the Central and West Asia and North Africa (CWANA) region organized by CIMMYT Academy is supporting CIMMYT’s Sustainable Agrifood Systems (SAS) program (2023) 4. E-training on Use of geospatial technologies for crop monitoring in Arab countries organized by Food and Agriculture Organization of the United Nations (FAO) and Arab Organization for Agricultural Development (AOAD) (2023) 5. E-training on Sustainable soil management practices to increase crop productivity organized by Indian Technical and Economic Cooperation (2022) 6. E-training on Using AquaCrop Model for Irrigation Water Management organized by Food and Agriculture Organization of the United Nations (FAO) and Arab Center for the Studies of Arid Zones and Dry Lands (ACSAD) (2022) 7. E-training on Role of Remote Sensing to Detecting climate change Impact on Natural Resources in Egypt organized by (2022) 8. E-training on Irrigation Systems Design and Management organized by Food and Agriculture Organization of the United Nations (FAO) (2021-2022) 9. E-training on Calibration and validation of the AquaCrop model organized by Food and Agriculture Organization of the United Nations (FAO) (2021) Training programs 1. Training on Program Basic Ribasim training Within the framework of the JCAR project for the A4I research activity, a training course was organized in the National Water Research Center (2023) 2. Training course on The Importance of Water in Egyptian Agriculture under the TOT program organized by the Dutch organization Nuffic, covering modern irrigation, water reuse, and climate-smart practices (2022-2023) 3. Training course on Maximizing the Productivity of Water and Land Units in the North Delta organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2022) 4. Training course on The Microbial New Application of Agricultural Development organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2019) 5. Training course on On-Farm Water Management, organized by JICA and ICARDA (2018) 6. Training course on Water Supply and Waste Water Treatment Technology for Developing Countries, organized by Suzhou, China (2017). 7. Training course on Salinity Management, Organized by JICA and ICARDA (2017) 8. Training course on Agriculture Soil Improvement and Conservation organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2016) 9. A training course on Recycling Agricultural Waste and Production of Organic Fertilizers organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2015) 10. Training course on Operating of Some Field and Laboratory Apparatus organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2015) 11. Training course on Ways of Soil Improvement and Conservation organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2012) 12. Training course on Safe Use of Natural Resources in Agricultural Development organized by Soil, Water and Environment Research Institute - Agriculture Research Center (2012) ________________________________________ Lectures 1. Using AI in Improving Agriculture Research, at Soil, Water and Environmental Research Institute (SWERI) in April 2025 2. Introduction of SWERI’s app IRWI, In Agenda Training course ““Digital Agriculture at ”Kafr Elsheikhh and Qena governorates” for FAO Project (OSRO/EGY/041/JPN) in 24 and 28 December 2023 3. Nanotechnology between Current and future research in the agricultural at Soil, Water and Environmental Research Institute (SWERI) in March 2022 4. Nanotechnology between Current and future research in the agricultural at Soil, Water and Environmental Research Institute (SWERI) in March 2022 5. Using modern technology in water management under salt-affected soil conditions at Soil, Water and Environmental Research Institute (SWERI) in May 2022 6. Optimal use of land to reduce its degradation at Soil, Water and Environmental Research Institute (SWERI) in January 2022 7. Using ODK collects phone application For crop classification maps at Directorate of Agriculture in El-Menia governorate in December 2020 8. Irrigation management using an IRWI Phone application at Soil, Water and Environmental Research Institute (SWERI) in July 2020 9. Salt Affected soil and Ways to Conservation at Soil, Water and Environmental Research Institute (SWERI) in November 2019 10. Rationalizing Water Used at Directorate of Agriculture in Gharbia governorate in June 2019 11. Surface irrigation system development at Directorate of Agriculture in Kafr El-Sheikh governorate in April 2018 12. Soil, water, and plant analysis in the laboratory and evaluation results at for Egyptian university students at Soil Improvement & Conservation Department Soil in Sakha Agricultural Research Station, Kafr El-Sheikh from 2012 till now ________________________________________ Publications 1. El-Aziz, M.A.A.; Elbagory, M.; Arafat, A.A.; Aboelsoud, H.M.; El-Nahrawy, S.; Khalifa, T.H.; Omara, A.E.-D. Evaluating the Impact of Nano-Silica and Silica Hydrogel Amendments on Soil Water Retention and Crop Yield in Rice and Clover Under Variable Irrigation Conditions. Agronomy 2025, 15, 652. https://doi.org/10.3390/agronomy15030652 2. Abd El-Aziz, M.A.; Abd Elghany, S.H.; Elbagory, M.; El-Gamal, B.A.; AbdEl-Khalek, A.A.; AbdEL-Azeem, S.M.; Omara, A.E.-D.; Khalifa, T.H. Enhancing Soil Health and Crop Performance Under Saline-Sodic Calcareous Soil: A Comparative Study of Nano-Sulfur and Mineral Sulfur Combined with Compost Application. Agronomy 2025, 15, 510. https://doi.org/10.3390/agronomy15030510 3. Saber, E.A.; Elbagory, M.; Abdel-Kader, N.I.; Ahmed, M.E.; Abd El-Rahman, L.A.; Khalifa, T.H.; Omara, A.E.-D. Sustainable Practices for Arid Climates: Evaluating Combined Mulches with Biostimulant in Combating Soil Salinity and Cowpea Cultivation. Horticulturae 2024, 10, 1213. https://doi.org/10.3390/horticulturae10111213 4. Saleh, M.N., El-Bana, M.A., Khalifa, T.H. and Mospah, W.M., 2024. Enhancing Protein Digestibility, Bioaccessibility, and Nutrient Retention in Faba Beans Using Nano-Zinc Oxide and Thermal Treatments. Journal of Food and Dairy Sciences, 15(10), pp.133-142. https://doi.org/10.21608/JFDS.2024.318467.1166 5. Khalifa T, Abdel-Kader NI, Elbagory M, Ahmed ME, Saber EA, Omara AE, Mahdy RM. 2024. Investigating the influence of eco-friendly approaches on saline soil traits and growth of common bean plants (Phaseolus vulgaris L.) PeerJ 12:e17828 https://doi.org/10.7717/peerj.17828 6. Elbagory, M.; Shaker, E.M.; El-Nahrawy, S.; Omara, A.E.-D.; Khalifa, T.H. The Concurrent Application of Phosphogypsum and Modified Biochar as Soil Amendments Influence Sandy Soil Quality and Wheat Productivity. Plants 2024, 13, 1492. https://doi.org/10.3390/plants13111492 7. El-maghraby, F.M.; Shaker, E.M.; Elbagory, M.; Omara, A.E.-D.; Khalifa, T.H. The Synergistic Impact of Arbuscular Mycorrhizal Fungi and Compost Tea to Enhance Bacterial Community and Improve Crop Productivity under Saline–Sodic Condition. Plants 2024, 13, 629. https://doi.org/10.3390/plants13050629 8. Khalifa, T.H., Shaker, E.M., AboElsoud, H. and Ramadan, M.S., 2024. Effect of Irrigation Water Salinity and Soil Amendments on Leaching Efficiency of Salts and Sodium Under Lysimetrs Condition. Environment, Biodiversity and Soil Security, 8(2024), pp.73-82. https://doi.org/10.21608/jenvbs.2024.295568.1250 9. Abdel- Kader N, Elbagory M, Ahmed ME, , Saber E , Omara AE , Khalifa TH. Interactive Effect of Nano Chitosan and Soil Mulching on Salt Affected Soil Characteristics and Phaseolus vulgaris L. Productivity. Preprints.org; 2023. https://doi.org/10.20944/preprints202312.1845.v1. 10. Kheir, A.M.S.; Govind, A.; Zoghdan, M.G.; Khalifa, T.H.; Aboelsoud, H.M.; Shabana, M.M.A. The Fusion Impact of Compost, Biochar, and Polymer on Sandy Soil Properties and Bean Productivity. Agronomy 2023, 13, 2544. https://doi.org/10.3390/agronomy13102544 11. Aboelsoud, H.M.; AbdelRahman, M.A.E.; Kheir, A.M.S.; Eid, M.S.M.; Ammar, K.A.; Khalifa, T.H.; Scopa, A. Quantitative Estimation of Saline-Soil Amelioration Using Remote-Sensing Indices in Arid Land for Better Management. Land 2022, 11, 1041. https://doi.org/10.3390/land11071041 12. Mahmoud El-Sharkawy, Esawy Mahmoud, Mohamed Abd El-Aziz & Tamer Khalifa (2022): Effect of Zinc Oxide Nanoparticles and Soil Amendments on Wheat Yield, Physiological Attributes and Soil Properties Grown in the Saline – Sodic Soil, Communications in Soil Science and Plant Analysis, May 5:1-7. https://doi.org/10.1080/00103624.2022.2070635 13. Khalifa, T.H.; Mariey, S.A.; Ghareeb, Z.E.; Khatab, I.A.; Alyamani, A. (2022). Effect of Organic Amendments and Nano-Zinc Foliar Application on Alleviation of Water Stress in Some Soil Properties and Water Productivity of Barley Yield. Agronomy, 12, 585. https://doi.org/10.3390/agronomy12030585 14. Tamer H. Khalifa, Eman M. Shaker and Fatma M. ELmaghraby (2022). Effectiveness of Gypsum Application and Arbuscular Mycorrhizal Fungi Inoculation on Ameliorating Saline-Sodic Soil Characteristics and their Productivity. Env. Biodiv. Soil Security, Vol. 6, pp: 165 – 180. https://doi.org/10.21608/jenvbs.2022.149906.1182 15. Mona S. M. Eid; T. H. H. Khalifa; Eman M. Shaker and H. M. Abo-Elsoud (2022). Zeolite and Compost as Soil Amendments to Rationalize Irrigation Water for the Barley Crop under Salt Affected Soils. J. of Soil Sciences and Agricultural Engineering, Mansoura Univ., 13 (2): 65 – 74. https://doi.org/10.21608/jssae.2022.122224.1051 16. Aiad, M.A.; Amer, M.M.; Khalifa, T.H.H.; Shabana, M.M.A.; Zoghdan, M.G.; Shaker, E.M.; Eid, M.S.M.; Ammar, K.A.; Al-Dhumri, S.A.; Kheir, A.M.S. (2021). Combined Application of Compost, Zeolite and a Raised Bed Planting Method Alleviate Salinity Stress and Improve Cereal Crop Productivity in Arid Regions. Agronomy 11, 2495. https://doi.org/10.3390/agronomy11122495 17. Khalifa, T.H.H., M.S.A. Ramadan, and M.S.M. Eid, (2021). Using Zeolite and Vermicompost Amendments to Improve Water Productivity of Wheat Irrigated by Low-quality Water in the Northern Nile Delta.‏ IJPSS, 33(24): 121-135. http://libraryaplos.com/xmlui/handle/123456789/8753 18. Tamer Khalifa, Mohssen Elbagory and Alaa El-Dein Omara (2021). Salt Stress Amelioration in Maize Plants through Phosphogypsum Application and Bacterial Inoculation. Plants, 10, 2024. https://doi.org/10.3390/plants10102024 19. El-Sharkawy, M., EL-Aziz, M.A. & Khalifa, T. (2021). Effect of nano-zinc application combined with sulfur and compost on saline-sodic soil characteristics and faba bean productivity. Arab J Geosci. 14, 1178. https://doi.org/10.1007/s12517-021-07564-8 20. Amira, M. Okasha and Khalifa T. H. H. (2020). The role of activated phosphorous sources in enhancing soil quality and rice productivity under saline sodic soil conditions. ASAJS, 3(8):81-108. https://doi.org/10.21608/ASAJS.2020.11955 21. Amer M. M., M. S. ELsaka, M. G. Zoghdan, and T. H. Khalifa (2020). Amelioration of Salt Affected Soils and Improvement of Rice and Wheat Yields by Adding Compost and Foliar Spray of Zinc, Potassium, and Compost Tea. Asian Journal of Soil Science and Plant Nutrition, 6(3): 47-60. https://doi.org/10.9734/ajsspn/2020/v6i330092 22. Khalifa T. H. H., M. S. Elsaka, M. A. Shabana, and H. M. Abo-Elsoud (2019). Effect of Zeolite and Mineral Fertilizers on Some Soil Properties and Growth of Jew's Mallow in Clayey and Sandy Soils. IJPSS, 31(2): 1-12. https://doi.org/10.9734/ijpss/2019/v31i230206 23. Elsaka, M. S., H. M. Aboelsoud, and T. H. H. Khalifa (2019). Impact of Fulvic Acid and Nitrification Inhibitor on Wheat Production and NO3-N losses in Clay Soil. Env. Biodiv. Soil Security, 3, 241–254. https://doi.org/10.21608/jenvbs.2019.19806.1074 24. Bayoumy, M. A.; T. H. H. Khalifa and H. M. Aboelsoud (2019). Impact of some Organic and Inorganic Amendments on some Soil Properties and Wheat Production under Saline-Sodic Soil. J. Soil Sci. and Agric. Eng., Mansoura Univ., 10 (5): 307–313. https://doi.org/10.21608/JSSAE.2019.43221 25. Esraa A. I. Saber; N. I. K. Abd-Elkader; M. E. M. Ahmed and T. H. H. Khalifa (2019). Comparative Study between Effect of some Growth Media on the Productivity and Quality of Lettuce and Red Cabbage Yields. J. Soil Sci. and Agric. Eng., Mansoura Univ., 10 (7): 383–387. https://doi.org/10.21608/JSSAE.2019.53678 26. Elsaka, M. S., H. M. Aboelsoud, and T. H. Khalifa (2018). Chitosan and Soluble Calcium Effects on Plant Systems under salinity stress. J. Soil Sci. and Agric. Eng., Mansoura Univ., 9 (12): 865–871. https://doi.org/10.21608/jssae.2018.69973 27. El-Agrodi, M.W.M.; M.M. Saeid; G. L. Ahmed and T.H.H. Khalifa (2016). Effect of soil moisture depletion and nitrogen levels on wheat (Triticum aestivum L.). J. Soil Sci. and Agric. Eng., Mansoura Univ., 7 (2): 169 -178. https://doi.org/10.21608/jssae.2016.39360 28. El-Agrodi, M.W.M.; H. A. Shams El-Din; G. Ahmed and T.H.H. Khalifa (2010). Effect of different irrigation systems and potassium and phosphorus levels on maize. J. Soil Sci. and Agric. Eng., Mansoura Univ., 1 (7): 713-721. https://doi.org/10.21608/JSSAE.2010.75158 ________________________________________ Websites and Social Links 1. Interactive effect of salinity and potassium on maize yield. International Journal of Plant & Soil Science, 4/1/2022 2. EFFECT OF PRODUCTION FACTORS ON GROWTH AND YIELD OF RABI SORGHUM (Sorghum bicolor L.). International Journal of Environment and Climate Change, 13/2/2022. 3. The potential of foliar application of nano-chitosan-encapsulated nano-silicon donor in amelioration the adverse effect of salinity in the wheat plant. BMC Plant Biology. 28/2/2022. ________________________________________ Websites and Social Links • Google Scholar • Scopus Profile • ORCID ID________________________________________ Supervised Scientific Theses 1. Effect of Growing Substrates Composition on Growth, Productivity, and Quality of Some Vegetable Crops | Tanta University, 2018 (finished 2021) 2. Alleviation of Soil Salinity Hazards on Wheat through Soil Amendments and Nano Silicon Spray | Benha University, 2019 (finished 2023) 3. Effect of Fertilization and Mulching on Salt-Affected Soil on Quality and Productivity of Some Vegetable Crops | Tanta University, 2020 (finished 2025)