BOROVKO, Lilija; RUŽA, Līga. THE IMPACT OF CONCENTRATION OF REGIONAL CONDITIONS AND PRODUCTION RESOURCES ON THE SOWING PRODUCTIVITY. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 86–91, 2015. DOI: 10.17770/etr2009vol1.1090. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/1090.. Acesso em: 23 nov. 2024.