TY - RPRT TI - Optimizing multi environment cowpea yield trial by appraising the fitness and similarities among test sites: a case study of IITA cowpea breeding program AU - Oyebode, O. G. AU - Ogwuche, T. O. PY - 2026 DO - 10.64898/2026.01.21.700123 UR - https://www.biorxiv.org/content/10.64898/2026.01.21.700123v1 ID - 10.64898/2026.01.21.700123 ER -