“Soybean (Glycine Max L.) Yield and Yield Component Under Different Planting Time and Foliar Application of Humic Acid”. Kurdistan Journal of Applied Research 8, no. 2 (October 14, 2024): 1–8. Accessed August 9, 2025. https://cpanel.spu.edu.iq/index.php/kjar/article/view/858.