The study of microbiology has great relevance not only to different disciplines of biology but also to our day-to-day life. This book is primarily intended to cater to the needs of undergraduate and post graduate students of biological and agricultural sciences, nevertheless, research students, scientists and professionals in the industries may also find it equally useful. The book adequately covers the principles of microbiology, an exhaustive historical background with thrilling landmarks, their current bilological status and futher classifications, microbial nutrition and metabolism, methods for studying microorganism, microbiology of our surroundings comprising water, air and soil, food microbiology, multifarious applications and harmful activities of microbes, inter-and intra-microbial associations, microbial genetics and role of microbes in recombinant DNA technologies and their applications with an up-to-date coverage of almost entire spectrum of the aforesaid aspects available at hand till-date. The book has been profusely illustrated with original photographs and simple drawing sketches for an easy understanding of the subject concerned. At the end of each chapter, an extensive questionaire has been presented for the routine exercise of students. The book satisfactorily meets the demand of everybody interested in microbiology.

Table of Contents:
History and scope of microbiology; Microbial diversity and biological status of the microbes; The microbial kingdoms; Microbial nutrition, growth and metabolism; methods for studying microorganisms; Inter-and Intermicrobial relationships; Microbiology of foods; Microbiology of soil; Microbiology of water and sewage; Microbiology of Air; Microoganisms of Economic importance; Microbiology and Immune system; Microbial genetics; Genetics engineering and its application;