Fecha de publicación: 02/01/2025 Fuente: WIPO "tomato" The disclosure provides microbial signalers that increase the plant growth-promoting function of target microbes present in commercial biological agents. The plant-growth promoting functions may include plant pathogen inhibiting functions, zinc solubilizing functions, or phosphate solubilizing functions. The disclosure further relates to compositions, comprising: the microbial signalers, and to methods of using the compositions to produce improved soil for plant growth.