Bioinspired Advances in Nanomaterials for Sustainable Agriculture

Figure 4

(a) Saturation of sandy soil with tap water; (b) sandy soil; (c) saturation of sandy soil with tap water along with fenugreek galactomannan-borax hydrogel; (d) untreated sandy soil with low porosity; (e) fenugreek galactomannan-borax hydrogel-treated sandy soil with enhanced porosity [67].