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| | Issue Date | Title | Author(s) |
| 1 | 2002 | Flow of seeds in 4-bar seeder metering device. | Awady, M. N.; M. A. Hamada; A. G. El-Kabany ; W. K. El-Helew.; ElHelew, Waleed |
| 2 | 2007 | Mechanization Systems for Sugarbeet Field-Loading on Trucks. | Awady, M. N.; M. A. Hamada; A. G. El-Kabany ; ElHelew, Waleed |
| 3 | 24-Nov-2013 | Management of drip-fertigated tomatoes for improving yields and quality under arid contentions | Mehawed, H. S.,; El-Shazly, A. M.; Shalabi, Kh.; ElHelew, Waleed |
| 4 | 24-Nov-2013 | Effecting of irrigation types on physical characteristics of wheat grains | Arafa, Y. E.; El-Shazly A. M.; Mehawed H. S.; ElHelew, Waleed |
| 5 | 2015 | Development of dual source renewable energy dryer and dried food quality | Awady, M. N.,; Ridwan, U. N.; Sida, A. T.; ElHelew, Waleed |
| 6 | 2016 | Mass modelling by dimension attributes for mango (Mangifera indica cv. Zebdia) relevant to post-harvest and food plants engineering | ElHelew, W. K.; Elsheshetawy, Hemat E.; V. Farina; ElHelew, Waleed ; Mossad, Amr |
| 7 | 9-May-2016 | Comparative study on the quality characteristics of some Egyptian mango cultivars used for food processing | Hemat E. Elsheshetawy ; Farina V. ; Mossad, Amr ; ElHelew, Waleed |
| 8 | Apr-2017 | Performance of a small – scale hand – cranked machine for maize shelling | ElHelew, Waleed |
| 9 | Oct-2018 | Evaluation of dynamic interaction of surface thermal temperature changes with agricultural development accesses under climate change conditions of Egypt | ElHelew, Waleed |
| 10 | 2019 | USING OF SOLAR ENERGY TO OPERATE MILLING MACHINE | Faheem, Moustafa ; Mohamed, W. K.; Baiomy, M. A.; Taie, A. A. M.; ElHelew, Waleed |
| 11 | 24-Sep-2019 | DEVELOPMENT OF A HAND-HELD DISK MOWER POWERED BY SOLAR ENERGY | Arafat, M. W.M.,; Mostafa, M. M.; Hassan, F. A. A.; ElHelew, Waleed |
| 12 | 2021 | A Study on Pesticide Sprayer Powered by Solar Energy Appropriate for Small Farms | El-Sayed, AHMED; El-kabany, Abdel-Fadil ; ElHelew, Waleed |
| 13 | 31-Mar-2021 | Overview of Environmental Pollution and Clean Management of Heavy Metals and Radionuclides by using Microcrystalline Cellulose | Dawoud, M. M. A.; Hegazy, M. M.; Saleh, H. M.; ElHelew, Waleed |
| 14 | 30-Mar-2022 | Removal of stable and radio isotopes from wastewater by using modified microcrystalline cellulose based on Taguchi L16 | Dawoud, M. M.A.; Saleh, H. M.; M. M. Hegazi ; ElHelew, Waleed |
| 15 | 1-Aug-2022 | Improving Fruit Quality of Crimson Seedless by Ethephon and Abscisic Acid Foliar Applications Using Three Machine Types | Nasser, Mohamed ; elwakeel, hassan ; Aborawash, Ahmed; Mansour, Noha ; ElHelew, Waleed |
| 16 | 28-Nov-2022 | Technical and Economic Evaluation of Engine and Irrigation Pump Using A T-Type Mixer for Natural Gas | Hayder a. Shanan,; Abdelmaqsoud, Abdallah Mahmoud ; Khaleed F. Bagour; ElHelew, Waleed |
| 17 | 28-Dec-2022 | Technical and Economic Indicators for Operating Irrigation Pump Using Natural Gas | Shanan, H. A.; El Bagoury, K. F.,; Abdelmaqsoud, A. M.; ElHelew, Waleed |
| 18 | 2023 | Predicting and Optimizing Tillage Draft using Artificial Network Technique | Shehta, Yasmin; ElHelew, Waleed ; Abd-Elwahed, Mohammed Saifeldeen ; El-kabany, Abdel-Fadil |
| 19 | Mar-2023 | Required Force for Penetrate the Duck Eggshell to Protect at Handling and Hatching | Abd El-Rahman, A.; Abd-Elhameed, U.; Mohammed, Hend ; ElHelew, Waleed |
| 20 | Mar-2023 | Effect of gamma irradiation and coating with jojoba oil on quality of strawberry fruits | Salem, E. A.,; Ahmed, A. A.; Abdel hamed, O. A.; Lotfy, H. A.; Hassan, H. E.; ElHelew, Waleed |
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