“ONTOGENESIS STAGES OF RED ECHINACEA (ECHINACEA PURPUREA L.) GROWN IN THE CONDITIONS OF SURKHANDARYA REGION”, AGRO, vol. 3, no. 4, pp. 59–64, Dec. 2025, Accessed: Oct. 14, 2026. [Online]. Available: https://www.agroinnovatsiya.uz/index.php/ag/article/view/228