Explore the forefront of agricultural innovation with insights into the biotechnology of neglected and underutilized crops. This comprehensive guide unveils three decades of research, current advancements, and future directions in harnessing these vital plant resources. Covering topics from micropropagation and molecular biology to genetic engineering across diverse species like Jatropha, Quinoa, Safflower, and Taro, it highlights their potential for food security and sustainable agriculture. An indispensable resource for agricultural scientists, researchers, students, and professionals focused on enhancing crop diversity and productivity in India and globally.