Fig.7From: Curcumin-polyvinyl alcohol nano-composite enhances tolerance of Helianthus annuus L. against salinity stressEffect of CUR-PVA nano-compositeconcentrations (0, 20, 40 and 60 mg L.−1) on photosynthetic pigments (mg/g fresh leaf tissue) of sunflower cultivated under salt stress (S0, tap water; S1, 3000 ppm)Back to article page