THE EFFECT OF MINERAL FERTILIZERS ON SOIL MINERAL NITROGEN (N-NO3) DYNAMICS IN THE SOIL OF MEADOV-SEROZEM SOILS (BASED ON THE EXAMPLE OF NAVOI REGION). AGRO [Internet]. 2025 Oct. 17 [cited 2026 Oct. 14];3(3):70-4. Available from: https://www.agroinnovatsiya.uz/index.php/ag/article/view/155