The present book is a compilation of various articles from the experts in the field of Microbiology like: Starch Hydrolyzing Enzymes from Microorganisms: An Overview, Extra-Cellular Amylase Production by Two Bacterial Strains at Different Temperature Levels, Nodulating Native Legumes and Associated Rhizobia Found in Arid Regions of the Thar Desert, Arbuscular Mycorrhizal Fungi and Organic Farming, Mycorrhizas: Co-Evolution and Association with Land Plants, Mycotechnology: An Overview, Mycotoxin, Biopesticides, Bioactive Principles from Potential Medicinal Plants, Essence of Plants: Essential Oils as Antimicrobials, Screening and Characterization of Some Important Pteridophytic Plants Found in Rajasthan for their Antimicrobial Activity, Screening and Characterization of Some Important Spices Plants for their Antimicrobial Activity, Vegetable Plants as Antimicrobial Agents, Smut Disease of Pearl Millet: Biology and Control, Biocontrol Agents for the Management of Vascular wilt by Fusarium oxysporium (Forssk.), Protozoan Diversity of the Wetlands of The Indian Desert, Microbial Ecology of Soil: Studying the Diversity of Microorganisms in the Most Complex of the Environments - A Review, Micro-Fungal Diversity in Soil of Three Different Agricultural Systems, Avian Influenza or Bird Flu: Terrified Mankind, Dengue Fever: An Emerging Arboviral Infection, The Reaction of Immune System: Hypersensitivity, Medical Molecular Farming: Production of Antibodies from Transgenic Plants and Plant Cells, Mycobacterium leprae 35kDa Antigen and Immunoassays for Detection of Leprosy: Done and to be Done, Green Pharmacy for Medicinal Plants, Malaria in India - An Overview, Supplementary Useful Plant Resources of the Thar Desert, India, Storing Life of Foods, Microbes - A Catalyst for the Future Generation, Viruses for Humanity: The Phage, Culinary Antimycotics.