Green Synthesis Method of ZnO Nanoparticles using Extracts of Zingiber officinale and Garlic Bulb (Allium sativum) and Their Synergetic Effect for Antibacterial Activities

Table 4

Comparing zone of inhibition of synthesized ZnO NPs synthesized using green methods with the previously reported references.

Bacterial species	Zone of inhibition (mm)	References
E. coli	18 ± 6	[35]
E. coli	2–3	[34]
E. coli	15.00 ± 0.00 mm	[46]
E. coli	19 ± 0.82	This study
P. putida	28.67 ± 0.82	This study