Book excerpt: A growing worldwide realization that biodiversity is fundamental to agricultural production and food security, as well as a valuable constituent of environmental conservation have been clearly observed. The importance of biodiversity and its conservation can not be overemphasized. The present text book 'Plant Resource Utilization and Conservation'covers the syllabi of M.Sc. Botany final year students of most of the Indian Universities and particularly the syllabus recently recommended by the University Grants Commission. Book covers chapters on Biodiversity; Sustainable development; Origin of agriculture and Worlds centres of primary diversity of domesticated plants. Economic importance of food; Forage and fodder crops; Medicinal plants; Aromatic and essential oils; vegetable oils and fats; Plant fibres; Timber yielding plants; Tannin and dyes yielding plants; Gums and resins; Pulp and paper etc. have been given in detail. Chapters on Green revolution; Avenue trees and Plants in pollution control have been dealt with clarity and recent information. Book also includes chapters on Principles of conservation; Strategies for in-situ and ex-situ conservation and General asccount of national agencies (ICAR, CSIR, BSI, NBPGR & DBT). This book will definitely serve as an excellent reading and reference material for students of Botany, researchers environmentalists, Agriculture scientists and forest personnels. We hope that students preparing for competitive examinations may also find the book useful.