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Different strategies used for wheat biofortification. The left side of the figure explains the wheat biofortification strategies other than nanobiofortification and their drawbacks. The right side of the figure provides a summary of nanobiofortification including its target, entry points of nanofertilizers in plants, and the advantages of nanomaterials (Fe—iron, Zn—zinc, Cu—Copper, NPK—nitrogen, phosphorus and potassium) [14,24,25].
