This book traces the progress of plant nutrition and soil science, highlighting some of the key concepts and applications. Plant nutrition deals with the study of various chemical compounds and elements which are required for proper growth and sustainability of plants. Soil Science plays a significant role in plant nutrition. The aim of this book is to delve into the relationship of these two fields and understand their interdisciplinary aspects. Such selected concepts that redefine these disciplines have been presented in this book. It will serve as a valuable source of relevance for agronomists, botanists, students & researchers associated with these fields.