Chapter 1: Introduction -- Chapter 2: History, origin, and geographical distribution of subterranean crops -- Chapter 3:What are the precise aspects of crop management, post-harvest technology, and key points of storage of subterranean crops? -- Chapter 4: A catalogue of field equipment used in the cultivation of subterranean crops -- Chapter 5: Subterranean crops and Starches -- Chapter 6: The role of post-harvest technology and value addition in subterranean crops -- Chapter 7: Global economic potential for value addition in subterranean crops -- Chapter 8: The role of bioprocessing in protein-enriched animal feed -- Chapter 9: Biotechnological potential and interventions in subterranean crops and some thoughts on the future course of research in these crops. .