ŠVARTA, Agrita; VIGOVSKIS, Jānis. ECOLOGICALLY SAFE GROWING TECHNOLOGIES FOR SPRING BARLEY ON ORGANIC FARMING. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 128–134, 2005. DOI: 10.17770/etr2005vol1.2148. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/2148.. Acesso em: 6 may. 2024.