RESPONSE OF VARIOUS SUGAR BEET VARIETIES TO HUMIC ACID FERTILIZATION UNDER EL-FAYOUM CONDITIONS.Published in:Menoufia Journal of Plant Production, 2025, v. 10, n. 1, p. 23, doi. 10.21608/mjppf.2025.344468.1061By:Kenawy, Nareyman N.;Helmy, Samar A. M.;El-Geddawy, Yara I.Publication type:Article