Explore the intricate world of phytohormones and their pivotal roles in plant metabolism, signaling, and biotechnology. This essential guide delves into how plant hormones regulate growth, mediate responses to abiotic and biotic stresses, and drive plant adaptation. Discover cutting-edge biotechnological applications aimed at enhancing stress tolerance and sustainable crop development. Ideal for researchers, students, and agricultural professionals in India looking to advance plant science and improve crop resilience for a sustainable future.