1. Multi-Disciplinary Nature of Microbes in Agricultural Research: Current Status Zengwei Feng, Honghui Zhu, and Qing Yao 2. Advances in Microbial Molecular Biology: The Potential of the Tool for Agrobiotechnology Deborah Catharine de Assis Leite and Naiana Cristine Gabiatti 3. Novel Metabolites from Endophytes: Potential Applications Jhumishree Meher, Raina Bajpai, Md. Mahtab Rashid, Basavaraj Teli, and Birinchi Kumar Sarma 4. Bioactive-Molecules Biosynthesis for Agroforestry Applications Cleverson Busso and Priscila Vaz de Arruda 5. Potential Applications of Plant Growth-Promoting Rhizobacteria in Soil Debosmita Chakraborty, Puneet Kumar Singh, Bhagyashree Puhan, Pratikhya Mohanty, and Snehasish Mishra 6. Roles of Novel Bacterial and Fungal Metabolites in Agriculture Richa Salwan, Randhir Kaur, and Vivek Sharma 7. Antimicrobial Resistance in Agriculture: An Emerging Threat to the Ecosystem Vijay Laxmi Shrivas, P. Hariprasad, Anil K. Choudhary, and Shilpi Sharma 8. Microalgae Based Biofertilizers and Biostimulants for Agricultural Crops Alex Consani Cham Junior, Ana Claudia Zanata, Sofia de Souza Oliveira, Eduardo Bittencourt Sydney, and Andréia Anschau 9. Heavy Metal Remediation: The Microbial Approach Shilpi Srivastava and Atul Bhargava 10. Microbial Bioremediation: A Sustainable Approach for Restoration of Contaminated Sites Anamika Harshvardhan and Purabi Saikia 11. Endophytes as Potential Plant Growth Promoters in Forestry: Recent Advances and Perspectives Vinay Kumar, Lata Jain Sorabh Chaudhary, and Ravindra Soni 12. Harnessing Beneficial Root Microbiome Alleviates Abiotic Stress Tolerance in Crops Mehtab Muhammad Aslam, Muhammad Waseem, Abah Felix, Eyalira J. Okal, Witness J. Nyimbo, and Muhammad Tahir ul Qamar 13. Plant-Microbe Interactions Significance in Sustainable Agriculture Gowardhan Kumar Chouhan, Saurabh Singh, Arpan Mukherjee, Anand Kumar Gaurav, and Jay Prakash Verma 14. Green Synthesized Nanoparticles for Sustainable Agriculture Divya Mittal, Reena V Saini, Rahul Thakur, Soumya Pal, Joydeep Das, Samarjeet Singh Siwal, and Adesh K Saini 15. Role of Microorganisms in Improving Quality of Medicinal Aromatic Plants (MAPs) Nirali Desai, Helly Shah, and Manan Shah 16. The Importance of Microbes in Organic Matter Composting Zimin Wei, Junqiu Wu, Xiaomeng Chen, Haishi Qi, Mingzi Shi, Yufeng Chen, Yue Zhao, Xu Zhang, and Xinyu Xie 17. Acyl Homoserine Lactone Regulated Quorum Sensing in Plant Co-Habitating Microorganisms and Their Agricultural Significance Himani Meena and Busi Siddhardha