Saint Joseph University

+ Degrees

• Agricultural and food sciences and technologies for natural resources and rural development
• Diploma of Advanced Studies in Agricultural and food sciences and technologies for natural resources and rural development
• Master Of Science in Oliviculture and Olive Oil Technology
• Advanced course in Sustainable Agriculture and Rural Development
• Agricultural Engineer

+ Teaching experience outside USJ

Faculty of Sciences. Teacher of the courses of Botany, Reproductive structures of plants, and Plant Biochemistry
Faculty of Arts and Sciences. Teacher of the courses Food Technology, Food analyses, and Oil production

+ Professionnal experience outside USJ

Researcher in olive and olive oil; Head of the department of olive and olive oil − Establish the department of olive and olive oil − Prepare the design, technical specifications, and materials of the laboratory of olive and olive oil including a specific laboratory for olive oil tasting − Manage all the instruments in the olive oil laboratory including GC-MS; GC-FID; and HPLC-DAD-FL. − Manage the collection of local olive varieties situated at LARI-Tyre station − Design and implement several research projects in the field of olive and olive oil − Collaborate with several national and international research centers and universities in conducting research activities − Participate in several research and development projects funded and/or implemented by international organizations − Participate in several international consortiums to draft proposals and apply for research funding grants − Work in close contact with the Lebanese Ministry of Agriculture − Work in close contact with the Head of the Lebanese delegation at the IOC − Represent Lebanon in the international olive council (IOC) network of germplasm banks − Member in the committee of nurseries directed by the Lebanese Ministry of Agriculture − Work in close contact with the Head of food standards division of the Lebanese Standards Institution (LIBNOR) to prepare and update the Lebanese standards of table olives and olive oil − Conduct extension and technical training sessions/seminars addressed to the farmers and technicians from public and private sectors − Participate in national and international scientific conferences.

+ Expertise field

Engineering and Technology, Sciences

+ Research topics

Olive and olive oil production

Olive and olive oil by-products

Fruit trees

Plant genetic resources

+ Publications and communications

Publications in international journals with impact factor:
[1]	Issa A., El Riachy M., Bou-Mitri C., Doumit J., Skaff W., Karam L. (2023). Influence of geographical origin, harvesting time and processing system on the characteristics of olive-mill wastewater: A step toward reducing the environmental impact of the olive oil sector. Environmental Technology & Innovation 32 (2023) 103365. https://doi.org/10.1016/j.eti.2023.103365.
[2]	El Riachy M., Moubarak P., Al Hawi G., Geha M., Mushantaf W., Estephan N., Skaff W. (2023). Fatty Acid and Phenolic Profiles of Virgin Olive Oils from Local and European Varieties Planted in Lebanon. Plants 2023, 12, 2681. https://doi.org/10.3390/plants12142681.
[3]	Tabaja N., Amouroux D., Chalak L., Fourel F., Tessier E., Jomaa I., El Riachy M., Bentaleb I. (2023). Seasonal variation of Mercury concentration of ancient olive groves of Lebanon. Biogeosciences, 20, 619–633. https://doi.org/10.5194/bg-20-619-2023.
[4]	Hajjar S., Jaber A., El Riachy M., Abdel Sater F., Cheble E. GC-MS analysis of essential oil and anticancer activities of extracts from discarded leaves of nicotiana tabacum linn. (2022). J. Fac. Pharm. Ankara/Ankara Ecz. Fak. Derg., 46(2): 277-293. Doi: 10.33483/jfpau.991289.
[5]	Belaj A., Ninot A., Gómez-Gálvez F. J., El Riachy M., Gurbuz-Veral M., Torres M., Lazaj A., Klepo T., Paz S., Ugarte J., Baldoni L., Lorite I. J., Satovic Z., de la Rosa R. (2022). Utility of EST-SNP markers for improving management and use of olive genetic resources: A case study at the Worldwide Olive Germplasm Bank of Córdoba. Plants, 11, 921. https://doi.org/10.3390/plants11070921.
[6]	Maalouf J., Tamazou J., Azar S., Bou-Mitri C., Doumit J., Youssef A., Andary R., Skaff W., El Riachy M. (2021). Determinant Factors of Olive Oil Stability, Phenolic Content and Antioxidant Capacity. Nutrition and Food Sciences. DOI: 10.1108/NFS-01-2021-0030
[7]	Deddabi O., Montemurro C., Ben Maachia S., Ben Amar F., Fanelli V., Gadaleta S., El Riachy M., Chehade A., Siblini M., Bouche S., Miazzi M. (2020). A Hot Spot of Olive Biodiversity in the Tunisian Oasis of Degache. Diversity 12, 358. DOI: 10.3390/d12090358
[8]	Mousavi S., de la Rosa R., Moukhli A., El Riachy M., …, León L. (2019). Plasticity of fruit and oil traits in olive among different environments. Scientific Reports. DOI: 10.1038/s41598-019-53169-3
[9]	El Riachy M., Hamadeh A., Ayoub R., Dandachi F., Chalak L. (2019). Oil content, fatty acid and phenolic profiles of some olive varieties growing in Lebanon. Frontiers in Nutrition, 04 July 2019. DOI: 10.3389/fnut.2019.00094
[10]	El Riachy M., Bou-Mitri Ch., Youssef A., Andary R., Skaff W. (2018). Chemical and sensorial characteristics of olive oil produced from the Lebanese olive variety ‘Baladi’. Sustainability 10, 4630. DOI:10.3390/su10124630
[11]	Chami M., Hajj A., Kahwaji J., Youssef H., Ghaith S., Fakih L., Smaha M., Nabbout R., El Riachy M., As-Sadi F., Al Zein M., Ruiz Gomez F.J., Palacios-Rodriguez G., Navarro-Cerillo R., Tous J. Chalak L. (2018). Assessment of ancient carob germoplasm of Lebanon by morphological traits. Journal of the American Pomological Society 72(4): 260-278
[12]	El Riachy M., Jebbawi G., Hawi G., Chalak L., Massaad R. (2018). Quality and fatty acid profiles of monovarietal olive oils produced from irrigated groves in Qaa region, Lebanon. Acta Hortic. 1199. ISHS 2018. DOI 10.17660/ActaHortic.2018.1199.84
[13]	Chalak L., Youssef A., Hamadeh A., Khadari B., El Riachy M. (2018). In-situ preliminary assessment of centennial olive trees in Lebanon indicates a high potential for selection. Acta Hortic. 1199. ISHS 2018. DOI 10.17660/ActaHortic.2018.1199.6
[14]	El Riachy M., Haber A., Abou Daya S., Jebbawi G., Al Hawi G., Talej V., Houssein M., El Hajj A. (2017). Influence of irrigation regimes on quality attributes of olive oils from two varieties growing in Lebanon. International Journal of Environment, Agriculture and Biotechnology (IJEAB) 2 (2), 895–905. http://dx.doi.org/10.22161/ijeab/2.2.43
[15]	Moussa Z., Choueiri E., Youssef A., El Riachy M. (2017). First record of olive pyralid moth, Euzophera pinguis (Haworth, 1811) on olive trees in Lebanon (Lepidoptera, Pyralidae). Bulletin de la société entomologique de France 122 (1), 57–60
[16]	Bazakos C., Khanfir E., Aoun M., Spano T., El Zein Z., Chalak L., El Riachy M., Abou-Sleymane G., Ben Ali S., Kammoun N., Kalaitzis P. (2016). The potential of SNP-based PCR-RFLP capillary electrophoresis analysis to authenticate and detect admixtures of Mediterranean olive oils. Electrophoresis 37(13):1881–1890. DOI: 10.1002/elps.201500537
[17]	Habib W., Nigro F., Gerges E., Jreijiri F., Al Masri Y., El Riachy M., Choueiri E. (2015). Xylella fastidiosa does not occur in Lebanon. Journal of Phytopathology, 164, 395–403. DOI: 10.1111/jph.12467 ISSN: 1439-0434
[18]	De Medina V.S., Calderón–Santiago M., El Riachy M., Priego–Capote F., Luque de Castro M.D. (2015). Influence of genotype on the fatty acids composition of virgin olive oils from advanced selections obtained by crosses between Arbequina, Picual, and Frontoio cultivars along the ripening process. European Journal of Lipid Science and Technology 8: 1261–1270. DOI: 10.1002/ejlt.201400488
[19]	De Medina V.S., El Riachy M., Priego–Capote F., Luque de Castro M.D. (2014). Composition of fatty acids in virgin olive oils from cross breeding segregating populations by gas chromatography separation with flame ionization detection. Journal of the Science of Food and Agriculture 95(14):2892–2900. DOI: 10.1002/jsfa.7030
[20]	De Medina V.S., Calderón–Santiago M., El Riachy M., Priego–Capote F., Luque de Castro M.D. (2014). High-resolution mass spectrometry to evaluate the influence of cross-breeding segregating populations on the phenolic profile of virgin olive oils. Journal of the Science of Food and Agriculture 94:3100–3109. DOI 10.1002/jsfa.6653
[21]	Ben Hassine K., El Riachy M., Taamalli A., Malouche D., Ayadi M., Talmoudi K., Aouini M., Jlassi Y., Benincasa C., Romano E., Perri E., Kiristakis A., Grati–Kammoun N., Hammami M. (2014). Consumer discrimination of Chemlali and Arbequina olive oil cultivars according to their cultivar, geographical origins and processing systems. European Journal for Lipid Science and Technology 116: 812–824. DOI: 10.1002/ejlt.201300254
[22]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2013). Phenolic composition of virgin olive oils in cultivars for narrow hedgerow olive orchards. European Journal of Lipid Science and Technology 115: 800–810. DOI: 10.1002/ejlt.201300001
[23]	De Medina V.S., El Riachy M., Priego–Capote F., Luque de Castro M.D. (2013). Mass spectrometry to evaluate ripening effect on phenols of virgin olive oils. European Journal of Lipid Science and Technology 115: 1053–1061. DOI: 10.1002/ejlt.201300059
[24]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2012). Phenolic profile of virgin olive oil from advanced breeding selections. Spanish Journal of Agricultural Research 10: 443–453. DOI: 10.5424/sjar/2012102-264-11
[25]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2012). Phenolic composition of virgin olive oils from cross breeding segregating populations. European Journal of Lipid Science and Technology 114: 542–551. DOI: 10.1002/ejlt.201100129
[26]	El Riachy M., Priego–Capote F., León L., Luque de Castro M.D., Rallo L. (2012). Virgin olive oil phenolic profile and variability in progenies from olive crosses. Journal of the Science of Food and Agriculture 92:2524–2533. DOI 10.1002/jsfa.5662
[27]	El Riachy M., Priego–Capote F., León L., Rallo L., Luque de Castro M.D. (2011). Hydrophilic Antioxidants of Virgin Olive Oil (A Review). Part I: Hydrophilic Phenols: A Key Factor for Virgin Olive Oil Quality. European Journal of Lipid Science and Technology 113(6): 678–691. DOI: 10.1002/ejlt.201000400
[28]	El Riachy M., Priego–Capote F., León L., Rallo L., Luque de Castro M.D. (2011). Hydrophilic Antioxidants of Virgin Olive Oil (A Review). Part II: Biosynthesis and Biotransformation of Phenolic Compounds in Virgin Olive Oil as Affected by Agronomic and Processing Factors. European Journal of Lipid Science and Technology 113(6): 692–707. DOI: 10.1002/ejlt.201100096
[29]	El Riachy M., Rallo L., De la Rosa R., León L. (2011). May Soil Solarization Reduce the Juvenile Period in Olive? HortScience 46(9): 1241–1244. DOI: 10.21273/Hortsci.46.9.1241
Book chapter
[30]		Rallo L., El Riachy M., Rallo P. (2011). The Time and Place for Fruit Quality in Olive Breeding. In: Breeding for fruit quality, M. A. Jenks & P. J. Bebeli (Eds.). Wiley, pp.323–347. DOI: 10.1002/9780470959350.ch15
Abstracts presented at international conferences
[31]	Piras G., Manca M., Maltoni S., Pinna G., Romano F., Bufacchi M., Pisanelli A., Porqueddu C., Franca A., Baldoni L., Chiappini D., Cippitani R., Ayoub S., El Riachy M., Kahwaji J., Chalak L., Kalaitzis P., Stamataki E., Blazakis K., Porazzini D. (2020). LIVINGAGRO. Cross-Border Living Laboratories for Agroforestry. EURAF 2020. 18–20 May 2020, Nuoro, Sardinia, Italy
[32]	El Riachy M., Hamade A., Ayoub R., Dandachi F., As-sadi F., Chalak L. (2018). Oil content, fatty acid and phenolic profiles of eleven olive varieties growing in Lebanon. International conference for olive tree and olive products. Olivebioteq 2018. 15–19 October 2018, Sevilla, Spain
[33]	Youssef A., Chalak L., Khadari B., El Riachy M. (2018). Preliminary age estimation of some ancient olive trees in South Lebanon. International conference for olive tree and olive products. Olivebioteq 2018. 15–19 October 2018, Sevilla, Spain
[34]	Chalak L., Haouane H., Essalouh L., Youssef A., El Riachy M., Khadari B. (2018). Did monumental olive trees of Lebanon contribute to the structure of the current olive germplasm? International conference for olive tree and olive products. Olivebioteq 2018. 15–19 October 2018, Sevilla, Spain
[35]	El Riachy M., Breidi M., Abou Selimane G., Chalak L. (2014). Preliminary evaluation of oil content and fatty acids profile for olive varieties cultivated in Lebanon. Proceedings of the 5^th International Olive Conference “Olivebioteq 2014”, 3–6 November 2014, Amman, Jordan. pp. 39–44
[36]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2012). Crop year effect on virgin olive oil phenolic composition in progenies from olive crosses. 1^erSymposium Scientifique Med Mag Oliva, 19–23 Février 2012, Monastir, Tunisie
[37]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2011). Influence of spacing and cultivar on the phenolic profile of virgin olive oil. International conference for olive tree and olive products. Olivebioteq 2011, 31 October–4 November 2011, Chania, Greece
[38]	El Riachy M., Priego–Capote F., Rallo L., Luque de Castro M.D., León L. (2010). Antioxidant profile of virgin olive oil as affected by genotype and fruit ripening in advanced olive selections. 28^th International Horticultural Congress. 22–27 August 2010, Lisboa, Portugal. Book of abstracts, volume II (Symposia), pp.374–375
[39]	El Riachy M., Rallo L., De la Rosa R., León L. (2010). Effect of soil solarization on growth and length of the juvenile period in olive seedlings. 28^th International Horticultural Congress, 22–27 August 2010, Lisbon, Portugal. Book of abstracts, volume II (Symposia), pp. 376
Abstracts presented at national conferences
[40]	El Riachy M., Youssef A., Chalak L. (2019). Centennial olive trees of Lebanon: A source of distinguished olive oil quality. 1^st Italian-Lebanese Science Day of the Lebanese Association for the Advancement of Science. 12 Apr. 2019. Beirut, Lebanon.
[41]	Hanash A., Youssef A., El Riachy M., El Hajj A., Jomaa I., Chalak L. (2018). May climate change affect the floral phenology of fruit trees in Lebanon? 24^th LAAS International Science Conference, Lebanese Association for the Advancement of Science, 25–26 April 2018, Balamand, Lebanon. Book of abstracts, p. 18
[42]	Kiwan Q., Hassoun G., Andary R., Youssef A., Kahwaji J., Karam M., Araji N., Hanna N., El Riachy M. (2017). Influence of olive mill by-products on the Lebanese environment. 23^rd LAAS International Science Conference, Lebanese Association for the Advancement of Science, 6–7 April 2017, Beirut, Lebanon. Book of abstracts, p.57
[43]	El Riachy M., Jamous M., Hawi G., Jebbawi G., Youssef A., Andari R. (2016). Influence of processing system and ripening on Lebanese olive oil quality. 22^nd LAAS International Science Conference, Lebanese Association for the Advancement of Science, 14–15 April 2016, Beirut, Lebanon. Book of abstract, p.34
[44]	El Riachy M., Ayoub R., Breidi M., Chalak L. (2015). Evaluation préliminaire de la teneur en huile et du profile des acides gras des variétés cultivées au Liban. 21^ème LAAS Conférence scientifiques international de l’Association Libanaise pour l’Avancement des Sciences. 15 – 17 Avril 2015, Beurouth, Liban. Livre des résumés, p.113
Extension bulletins
[45]	El Riachy M. (2018). Extension bulletin on the correct agro-industrial practices during the olive oil season for obtaining high quality olive oil and for preserving the environment.
[46]	Choueiri E., Youssef, A., El Riachy M. (2016). Extension bulletin on olive knot epidemiology in Hasbaya region, Lebanon (in Arabic).
International exhibitions
[47]	Choueiri E., El Riachy M. (2015). Establishment of Plant Certification Project in Lebanon to produce and deliver certified fruit trees seedlings. Best Sustainable Development Practices on food security, Expo Milano 2015 "Feeding the Planet, Energy for Life".
International newspapers
[48]	El Riachy M. (2024). El sector oleícola libanés: una roca sólida para confrontar la crisis económica más dura en la historia reciente del país. Interempresas. Almazaras

+ Awards and recognition

•

Milad RIACHY

Chargé de Cours - Vacataire - PHD