Dr Nikos Krigas is a biologist with expertise in systematic botany (plant taxonomy) and conservation biology. Since September 2017, he works as a Researcher at the Institute of Plant Breeding and Genetic Resources & Balkan Botanic Garden of Kroussia of the Hellenic Agricultural Organization Demeter, Thessaloniki, Greece. He has long research experience as member of scientific teams, coordinator or scientifically responsible of >25 research programmes and projects; as co-respodent of datasheets for 37 Special Areas of Conservation of the NATURA 2000 network in Greece; as a delegate in many workshops or seminars in Greece and abroad. He has a strong publication record, including a doctoral dissertation, >35 published papers in international peer-reviewed journals, publication of 7 scientific books and several book chapters in edited books, >100 studies published in proceedings of international and national scientific conferences and many articles for public awareness raising. He has long academic teaching experience in undergraduate and postgraduate level: as a researcher at the School of Biology, Aristotle University of Thessaloniki for 15 years (courses in Greek and in English); as adjunct Lecturer at the Faculty of Agronomy, School of Agricultural Crop Production and Rural Environment of the University of Thessaly; as contract Associate Professor at the Faculty of Agricultural Production of Thessaloniki’s Technological Institute of Crop Production (courses in Greek); as Professor at the Division of Science and Technology, American College of Thessaloniki, Greece for two semesters (courses in English); as basic tutor in several programmes and training seminars for students and teachers of the primary and secondary education. Several undergraduate students have completed their bachelor theses under his supervision and postgraduate students have completed their MSc theses with his co-supervision. He has participated in scientific committees of national and international conferences and has been a reviewer for >13 international peer-reviewed scientific journals.

• Plant systematics
• Biodiversity and human activities
• Plant ecology and invasive species
• In situ conservation (species of community interest and habitat types)
• Ex situ conservation of Greek native plants (endemics, rare-threatened, aromatic-medicinal, species of EU or socio-economic interest)
• Domestication and sustainable utilization of the phytogenetic resources of Greece

• MULTI-VAL-END project (ARIMNet2) – Multifaceted valorisation of single-country endemic plants of Crete, Tunisia and Rif, Morocco for sustainable exploitation in the agro-alimentary, horticultural-ornamental and medicinal-cosmetic sectors.

http://www.arimnet2.net/index.php/researchprojects/projects-call-2017/multi-val-end

• Medicinal plant propagation, conservation and education exchange (BGCI–ArbNet Partnership Programme, 2018).

https://www.bgci.org/news-events/bgci-arbnet-partnership-programme-phase-2-grant-awarded/.

• GR – Value chain for the Greek native tulips: development of documented propagation material and integrated conservation for sustainable exploitation.
• Ecodynamic farm.

• Ramirez, K., Snoek, L. B., Koorem, K., Geisen, S., Bloem, L., ten Hooven, F., Kostenko, O., Krigas, N., Manrubia, M., Caković, D., van Raaij, D., Tsiafouli, M., Vreš, B., Čelik, T., Weser, C., Wilschut, R., van der Putten, W. 2019. Range-expansion effects on the belowground plant microbiome. Nature Ecology and Evolution 3: 604–611.
• Wilschut, R. A., Geisen, S., Martens. H., Kostenko O., de Hollander M., ten Hooven, F.C., Weser, C., Snoek, L. B., Bloem, J., Caković, D., Čelik, T., Koorem, K., Krigas, N., Manrubia, M., Ramirez, K.S., Tsiafouli, M.A., Vreš, B., van der Putten, W.H. 2019. Latitudinal variation in soil nematode communities under climate warming‐related range‐expanding and native plants. Global Change Biology 25: 2714-2726.
• Grigoriadou, K., Krigas, N., Sarropoulou, V., Papanastasi, K., Tsoktouridis, G., Maloupa, E. 2019. In vitro propagation of medicinal and aromatic plants: the case of selected Greek species with conservation priority. In Vitro Cellular & Developmental Biology – Plant 55(6): 635-646.
• Krigas, N., Mendeli, V. & Vokou, D. 2016. Analysis of the ex situ conservation of the Greek endemic flora at national European and global scales and of its effectiveness in meeting GSPC Target 8. – Plant Biosystems 150(3): 573-582.
• Krigas, N., Mendeli, V. & Vokou, D. 2014. The electronic trade in Greek endemic plants: biodiversity, commercial and legal aspects. – Economic Botany 68(1): 85–95.