User guide for poultry feed formulation application: A comprehensive user manual for the Feed Formulation App Version 1.0 - Esatu, Wondmeneh; Hoang Hai Hoa; Ninh Thi Huyen; Ngo Thi Kim Cuc; Phem, M.; Tum, S.; Chhay, T.; Osei-Amponsah, R.; Belete, S.; Ouko, O.; Goromela, E.; Yemane, Tsion; et al. (International Livestock Research Institute, 2025)