Adamovičs, Aleksanders, Maija Beča, and Jāzeps Spružs. “RATIONAL USE OF HERBAGE BIOLOGICAL DIVERSITY FOR HIGHT-QUALITY FORAGE PRODUCTION”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 18, 2005): 77–84. Accessed May 7, 2024. https://journals.ru.lv/index.php/ETR/article/view/2116.