Book excerpt: Microbiome Stimulants for Crops: Mechanisms and Applications provides the latest developments in the real-world development and application of these crop management alternatives in a cost-effective, yield protective way. Sections address questions of research, development and application, with insights into recent legislative efforts in Europe and the United States. The book includes valuable information regarding mechanisms and the practical information needed to support the growing microbial inoculant and biostimulant industry, thus helping focus scientific research in new directions. - Provides methods for finding and testing endophytic and growth promotional microbes - Explains the mechanisms of microbes and other biostimulant function in promoting plant growth - Evaluates methods for treatments of plants with microbes and microbiome stimulants - Identifies areas for new research