ETWR

As a consequence, grain yield was strongly correlated with ETWR (Fig.

Under low N, grain yield was strongly associated with ETWR (Fig.

Abbreviations: ASI, anthesis-silking interval; CIMMYT, Centro Internacional de Mejoramiento de Maiz y Trigo; DA, days to anthesis; DS, days to silking; EGR, ear growth rate; EH, ear height; ETWR, ear to tassel weight ratio; GGR, grain growth rate; GLN, green leaf number; OPV, open pollinated variety; PH, plant height; RSBWR, reproductive sink to total aboveground biomass weight ratio.