Editor Profile

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Dr. Khaled A. Metwally, Ph.D.

Associate Professor

Present

Zagazig University

Zagazig

Egypt

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Name: Khaled Abdel Salam  El-Sayed Metwally

Nationality: Egyptian

Place  and Date of Birth: Abuo Kabeer, Sharkia , (30/10/1982)

Home Address: Manshet Abaza, Zagazig, Sharqia Governorate, Egypt

Sex: Male

Family Status: Married and have 3 kids (Marwan, Ahmed and Hana)

Military Service: Final exempted

Passport Number: P - EGP – A21074373

Qualifications:

  • D. Agricultural engineering, faculty of agriculture, Zagazig University, 2014.
  • Sc. Agricultural engineering, faculty of agriculture, Zagazig University, 2010.
  • Sc. Agricultural engineering, faculty of agriculture, Zagazig University, 2005. with general grade Excellent (86.08 %).
  • High school certificate from Abou Kabeer military secondary school, Abuo Kabeer, Sharkia.

Present Employment:

  • Job title: Associate Professor
  • Work address: Agricultural engineering, soil and water sciences department, faculty of technology and development, Zagazig University, Egypt. 44519.
  • Work phone: +2-055-228-2360, Fax: +2-055-2287567
  • Farm Machinery
  • Irrigation and Drainage Engineering
  • Environemntal Engineering
  • Biosystem and Bioprocessing Engineering
  • Agricultural Engineering
  • Study the effect of some operational factors on hammer mill. Misr Journal of Agricultural Engineering, 27(1), 54-74.‏ https://doi.org/10.21608/mjae.2010.106853
  • Development of a harvesting machine for faba bean (Vicia faba L.) crop. Misr Journal of Agricultural Engineering, 31(3), 1223-1242.‏ https://doi.org/10.21608/mjae.2014.99153
  • Technical Education Roll in Labor Market And Development of Human Resources (A Comparative Study Between Egypt And Japan). Egyptian. J. of Appl. Sci., 32 (12)
  • Manufacturing and evaluation of a local shredding unit attacted with a carriage irrigation machine. Misr Journal of Agricultural Engineering, 36(2), 411-426.‏ https://doi.org/10.21608/mjae.2019.94628
  • Effects of dietary biological or chemical-synthesized nano-selenium supplementation on growing rabbits exposed to thermal stress. Animals, 10(3), 430.‏ https://doi.org/10.3390/ani10030430
  • Lighting programs as an appliance to improve growing New Zealand white rabbit’s performance. International Journal of Biometeorology, 64(8), 1295-1303.‏ https://doi.org/10.1007/s00484-020-01906-z
  • Methane production enhancement of a family-scale biogas digester using cattle manure and corn stover under cold climates. Sustainable Energy Technologies and Assessments, 45, 101163.‏ https://doi.org/10.1016/j.seta.2021.101163
  • Environmental heat stress in rabbits: implications and ameliorations. International Journal of Biometeorology,66, 1-11.‏ https://doi.org/10.1007/s00484-021-02191-0
  • Use of available crop by-products as alternative bedding materials to wheat straw for rearing broilers. Animal, 15(7), 100260.‏ https://doi.org/10.1016/j.animal.2021.100260
  • Effects of ecofriendly synthesized calcium nanoparticles with biocompatible Sargassum latifolium algae extract supplementation on egg quality and scanning electron microscopy images of the eggshell of aged laying hens. Poultry Science, 100(2), 675-684.‏ https://doi.org/10.1016/j.psj.2020.10.043
  • Impact of Die Surface Holes Distribution Patterns of Fish Feed Extruder on Performance Indicators and Pellets Quality. Journal of Soil Sciences and Agricultural Engineering, 12(5), 337-343.‏ https://dx.doi.org/10.21608/jssae.2021.178990
  • Detecting the Performance of Centre Pivot Irrigation System Using DEPIVOT Simulation Model. NVEO-NATURAL VOLATILES & ESSENTIAL OILS Journal| NVEO, 1785-1793.‏ https://www.nveo.org/index.php/journal/article/view/661
  • Performance of Linear Move Irrigation System under Egyptian Conditions. Egyptian Journal of Chemistry, 65(5),1-2.‏ https://doi.org/10.21608/ejchem.2021.103323.4780
  • Effects of lighting source as an environmental strategy for heat stress amelioration in growing Californian rabbits during summer season. Animal Biotechnology, 33(1), 159-166. https://doi.org/10.1080/10495398.2021.1895186
  • Biogas manufacture from co-digestion of untreated primary sludge with raw chicken manure under anaerobic mesophilic environmental conditions. Saudi Journal of Biological Sciences, 29(4), 2969-2977.‏ https://doi.org/10.1016/j.sjbs.2022.01.016
  • Evaluation of The Drying Process of Paddy Rice with a Biogas Continuous Rotary Dryer. Misr Journal of Agricultural Engineering.‏ 40(1), 59-74. https://doi.org/10.21608/mjae.2022.176707.1092
  • Effect of using a new automatic heating system powered by renewable energy on poultry houses. Zagazig J. Agric. Res., Vol. 50 No. (1). http://dx.doi.org/10.21608/ZJAR.2023.180473.1094
  • Effects of Machine Feeding Rate and Formula Fineness Degree of Ring Die Pellet Mill on Mechanical Property, Physical Quality, Energy Requirements, and Production Cost of Poultry Diets. Int. J. Agric. & Biol. Eng. 2023; 16 (3); 30-36
  • Design and Validation of a Variable-Rate Control Metering Mechanism and Smart Monitoring System for a High-Precision Sugarcane Transplanter. Agriculture, 2023, 13, 2218. https://doi.org/10.3390/agriculture13122218
  • Impact of soil mechanical impedance and polyacrylamide on physical and chemical root-soil interactions for maize hybrids (Zea mays L.). IJCBS, 24(12) (2023): 643-654
  • Minimizing harmful effect of soil mechanical impedance on some soil physio-chemical properties and growth parameters for maize hybrid (Zea mays L.). J. Product. & Dev.,29,3:157-180 (2024)
  • The Mathematical Modeling, Diffusivity, Energy, and Enviro-Economic Analysis (MD3E) of an Automatic Solar Dryer for Drying Date Fruits. Sustainability 2024, 16, 3506. https://doi.org/10.3390/su16083506
  • Assessment the impacts of land cover and climate changes on rainwater harvesting systems using remote sensing and runoff model in some Wadis of West Matrouh – Egypt. HydroResearch 7 (2024) 301–314
  • Assessment of a LPG hybrid solar dryer assisted with smart air circulation system for drying basil leaves. Scientific reports (2024) 14:23922. https://doi.org/10.1038/s41598-024-74751-4
  • Drying kinetics and thermo-environmental analysis of a PV-operated tracking indirect solar dryer for tomato slices. PLOS ONE. 19(10): e0306281. https://doi.org/10.1371/journal.pone.0306281
  • Thin-layer modeling, drying parameters, and techno-enviroeconomic analysis of a solar dried salted tilapia fish fillets. Sci Rep 15, 5073 (2025). https://doi.org/10.1038/s41598-025-87807-w
  • The Impact of Threshing Unit Structure and Parameters on Enhancing Rice Threshing Performance. Scientific Reports (2025) acceptance 18/2/2025
  • Drying characteristics, environmental and economic analysis of a solar dryer with evacuated tube solar collector for drying Nile Tilapia slices. Sci Rep 15, 9822 (2025). https://doi.org/10.1038/s41598-025-94194-9
  • Automatic Control of Irrigation and Increased Fertilization Frequency to Improve Lemon Production Under Dry Conditions. Horticulturae 2025, 11(6), 573; https://doi.org/10.3390/horticulturae11060573
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