1. Exploring Microbial Diversity of Arid Regions of Globe for Agricultural Sustainability: A Revisit -- 2. Harnessing drought tolerant PGPM in arid agro ecosystem for plant disease management and soil amelioration -- 3. Role of Plant Growth-promoting Bacteria in Rainfed and Irrigated Crops -- 4. Plant Growth Promoting Microbes: The Potential Phosphorus Solubilizers in Soils of Arid Agro-ecosystem -- 5. Diversity of PGPM and Ecosystem Services -- 6. Plant Growth Promoting Microorganisms: An Option for Drought and Salinity Management in Arid Agriculture -- 7. Plant Growth Promoting Microbes: Key Players in Organic Agriculture -- 8. Interceding Microbial Biofertilizers in Agroforestry System for Enhancing Productivity -- 9. Role of PGPM in Managing Soil Borne Plant Pathogens in Horticulture Crops -- 10. The Use of Plant Growth Promoting Microorganisms in the Managementof Soil-Borne Plant Pathogenic Organisms -- 11. Role of plant growth promoting microbes in managing soil-borne pathogens in forestry -- 12. Secondary Metabolites and Bioprospecting -- 13. PGPM: Fundamental, Bioformulation, Commercialization and Success at Farmer's Field -- 14. PGPR: A Sustainable Agricultural Mitigator For Stressed Agro-Environments -- 15. Endophytic PGPM derived metabolites and their role in arid ecosystem -- 16. Current regulatory requirements for PGPM products for management of seed, soil and plant health: An overview -- 17. Evolving Concepts of Biocontrol of Phytopathogens by Endophytic Pseudomonas fluorescence -- 18. Symbiotic Effectiveness of Rhizobium Strains in Agriculture -- 19. Inoculant Production and Formulation of Azospirillum Species.