Fig. 1. Freezing resistance of species-cultivars at early (—
—), intermediate (...
...), and late (—•—)sowing, in terms of percent dead plants following freezing treatments (0, -4, -6, -8, and -10°C).
Fig. 1. Freezing resistance of species-cultivars at early (——), intermediate (......), and late (—•—)sowing, in terms of percent dead plants following freezing treatments (0, -4, -6, -8, and -10°C).