Flavonoids as a phytobiotic agent: sources, classifications, biological benefits, and useful impacts on broilers and layers

Mohamed E. Abd El‐Hack, Ahmed Khalid Aldhalmi, Mahmoud Kamal, Asmaa F. Khafaga, Mahmoud Moustafa, Mohammed Al-Shehri, Sylwester Świątkiewicz, Norhan E. Khalifa, Youssef A. Attia