Sandijs Mešķis Academic position Leading researcher Dr. geol. Field of research 3.Studies of the basic resources of the bioeconomy – land, soil, water – to ensure sustainable use and reduce pollution E-mail sandijs.meskis@lbtu.lv Telephone +37129180979 Obtained doctoral degree in geology at the University of Latvia, Faculty of Geography and Earth Sciences.He is the authoror co-author of of 4 peer-review publications, indexed in Scopus with an h-index of 2 The most important publications (2019-2025) S. Mešķis, I. Vircava, A. Valdovska , (2023), Assessment of the inclusion of a feed additive of sodium humate derived from freshwater sapropel in diets for broiler chickens, Veterinary World, ISSN 2231-0916 D. Gāliņa, D. Kairiša, S. Mešķis, I. Vircava, A. Valdovska , (2023), The effect of sodium humate feed additives in diets for Holstein breed heifers, Emerging Science Journal, ISSN 2610-9182