Sentinel plants enable quantitative monitoring of bioavailable nitrate in soils and microbial environments

Proceedings of the National Academy of Sciences, Volume 123, Issue 30, July 2026. <br/>SignificanceNitrogen availability in soils fluctuates across space and time, yet most measurements rely on laboratory analysis of extracted soil samples. Such measurements provide only snapshots of nitrogen status and do not necessarily reflect the … Source: Read the original article on www.pnas.org