The adoption of the scientific approach on water management to enhance the water productivity requires the knowledge on water resources development and management. The knowledge of rainwater management, groundwater recharge, groundwater development and management, agricultural drainage and soil reclamations, canal water management, modern irrigation systems, mulching technology, soil water management, land development and management, watershed development and management on peoples' participatory approach are the needs of the today for the academician, engineers, field workers and extension officers. This book contains the chapters written by experts and trained scientists working in different disciplines of soil and water conservation, irrigation and drainage, agronomy, soil science, remote sensing and GIS, groundwater