Agronomy Journal -- Boote et al. 95 (1): 32 Figure IG8

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Fig. 8. Simulated soybean yield response to varying the filling period duration (beginning seed, R5, to physiological maturity) at Ames, IA, for 1980–1996 rainfed weather under two scenarios (Year 1958: 315 CO₂ µmol mol^-1, 0.91-m row spacing, 25 plants m^-2; Year 2000: 370 CO₂ µmol mol^-1, 0.18-m row spacing, 30 plants m^-2).