Ewelina Grochowska, Małgorzata Rosikiewicz-Wiankowska, Monika Komorowska, & Marcin Niemiec. (2023). Assessment of the Impact of Selenium Fertilization on Nitrates (III) Content in Spinach (Spinacia Oleracea L.). International Journal of Biological Engineering and Agriculture, 2(12), 183–187. https://doi.org/10.51699/ijbea.v2i12.3163