Effect of using methods and norms phosphoruos fertilizer on leaf area of winter wheatKhudaykulov Jonibek Bozorovich, Kurbonov Akhmad Alavkhonovich, Rakhimov Mirzokhid Alisher Ugli and Khamdamov JahongirBIO Web Conf., 155 (2025) 01005DOI: https://doi.org/10.1051/bioconf/202515501005