Fig. 4From: Role of melatonin in improving growth, yield quantity and quality of Moringa oleifera L. plant under drought stressEffect of melatonin (0, 50, 100, and 150 mM) on antioxidant enzymes (SOD, CAT, and POX unit/min/g fresh wt.) of M. oleifera plants subjected to drought stress (normal irrigation and skipping two irrigation times)Back to article page