Fig. 6From: Impact of Metal Nanoform Colloidal Solution on the Adaptive Potential of PlantsChlorophyll a/b ratio. 1 control, treatment with water; 2 pre-sowing treatment with complex metal colloids at a concentration of 120 mg/l; 3 pre-sowing treatment with complex metal colloids at a concentration of 240 mg/l; 4 pre-sowing treatment combined with vegetative treatment (spraying in the budding stage) with complex metal colloids at a concentration of 120 mg/lBack to article page