Agronomic levers to increase maize and soybean productivity across the Chinyanja Triangle, southern Africa - Mazvita Sheila Chiduwa; Isaiah Nyagumbo; John Okoth Omondi; Siyabusa Mkuhlani; Patricia Masikati; Innocent Malunga; Mulundu Mwila; Pacsu Simwaka; Mateus Mapaure; Andson Banda; Deo-Gratias Hougni; Adama Ndour; et al. (Agricultural Systems, 2026)