Exploring integrated crop–livestock systems in different ecoregions of the United States.

Highlights: [•] Integrated crop-livestock systems are effectively implemented in every region of the U.S. [•] New technologies facilitate successful adoption of crop-livestock systems. [•] Adoption of crop-livestock systems in the U.S. occurs primarily among livestock managers. [•] Cash crop managers have few current incentives to incorporate livestock into their crop systems. [ABSTRACT FROM AUTHOR]