Changes of Photosynthesis-Related Parameters and Productivity of Spring Oilseed Rape under Different Nitrogen and Sulphur Fertilizers Supply. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 1, p. 163–167, 2015. DOI: 10.17770/etr2013vol1.816. Disponível em: https://archive-journals.rtu.lv/etr/article/view/3854.. Acesso em: 11 mar. 2026.