Microbial technology for sustainable environment Intro Foreword Preface Acknowledgements Contents Chapter 1: Microbial World for Sustainable Development 1.1 Introduction 1.2 Microbes and the Sustainable Development Goals 1.2.1 No Poverty Economic Growth and Industrial Innovation 1.2.2 Good Health Wellbeing Clean Water and Sanitation 1.2.3 No Hunger 1.2.4 Education 1.2.5 Affordable Clean Energy 1.2.6 Reduced Inequality 1.2.7 Sustainable Cities and Communities 1.2.8 Global Climate 1.2.9 Life Below Water 1.2.10 Life on Land 1.2.11 Peace and Justice 1.2.12 Global Partnership for Development 1.3 Conclusion References Chapter 2: Insights into the Rhizospheric Microbes and Their Application for Sustainable Agriculture 2.1 Introduction 2.2 Rhizosphere Microbes: Role in Plant Health and Growth Promotion 2.3 Plant Microbe Interactions 2.3.1 Plant Growth Promoting Rhizobacteria (PGPR) 2.3.2 Mycorrhizae 2.3.3 Nitrogen Fixing Microbes 2.3.4 Endophytes 2.4 Effect of Rhizosphere Microbes on Root Development 2.5 Impact of Rhizosphere Microbes on Host Immune System 2.6 Mechanisms Involved in Plant Microbe Interactions 2.6.1 Siderophore Production 2.6.2 Quorum Sensing 2.6.3 Volatile Organic Compounds 2.6.4 Plant Mediated Signaling 2.7 Conclusion References Chapter 3: Different Biofertilizers and Their Application for Sustainable Development 3.1 Introduction 3.2 Types of Biofertilizers 3.2.1 Nitrogen Fixing Bacteria 3.2.1.1 Rhizobium 3.2.1.1.1 Rhizobial Strain Selection for Inoculant Development 3.2.1.2 Azotobacter 3.2.1.3 Azospirillum 3.2.1.3.1 Characterization of Azospirillum Strain 3.2.1.3.2 Crop Response to Azospirillum Inoculation 3.2.1.4 Gluconoacetobacter diazotrophicus 3.2.1.5 Blue Green Algae and Azolla.