Effects of Salinity, Temperature, and Polyethylene Glycol on the Seed Germination of Sunflower (Helianthus annuus L.)

Figure 1

Germination time courses of DX in NaCl and PEG solutions at alternating temperature regimes. 0 (⋄), −0.45 (□), −0.90 (), −1.34 (◆), −1.79 (■), and −2.24 (▲) MPa; 10 : 20 (a, d), 15 : 25 (b, e), and 20 : 30^°C (c, f). Bars indicate LSD at .