Download or read book A Textbook of Pharmacognosy & Phytochemistry - 1 written by Neha Tyagi and published by BFC Publications. This book was released on 2021-10-08 with total page 270 pages. Available in PDF, EPUB and Kindle. Book excerpt: A textbook of Pharmacognosy describe the content of crude drugs the study of medicines or crude drugs produced from natural sources such as plants, microbes, and animals. It includes analysis of their biological, chemical, biochemical, and physical properties. of pharmacognosy is "the study of the physical, chemical, biochemical, and biological properties of drugs, drug substances or potential drugs or drug substances of natural origin.