Journal Article 2 Research Support, Non-U.S. Gov't 2 Research Support, U.S. Gov't, Non-P.H.S. 2 belowground ecology 2 spatial and temporal scales diversity 1 ecosystem properties and processes 1 plus ... environmental gradients 1 equity and inclusion 1 fine roots 1 functional traits 1 microbes 1 plant functions 1 process‐based models 1 root traits 1 trait causal relationships 1 trait covariation 1 moins ...