Fig. 3
From: Efficiency of rice husk ash and fly ash as reactivity materials in sustainable concrete
Development of compressive strength (a) group I, (b) group II, (c) group III
Fig. 3 | Sustainable Environment Research
From: Efficiency of rice husk ash and fly ash as reactivity materials in sustainable concrete
Development of compressive strength (a) group I, (b) group II, (c) group III