This book discusses the role of nanobiotechnology in genetic engineering, abiotic stress, nanobionics, postharvest reduction, soilless farming, climate change, precision agriculture, food packaging and processing. The chapters provide a systematic approach to the applications of nanobiotechnology in the agri-food sector. Nanotechnology provides various methods, protocols and nanoparticles for improving the performance of existing methods and protocols. It has the potential to improve the agricultural productivity, efficiency of agrochemicals and augmentation of plant functions. In the food sector, nanotechnology can significantly contribute to food packaging and processing industries. This book covers the untapped potential of nanobiotechnology in improving the productivity, performance, and efficiency of the agri-food sector. This book aids researchers, academicians, and agriculture scientists and nanobiotechnologists in understanding the advantages and broad applications of nanobiotechnology in the agri-food sector.