Drought is a significant limiting factor for crop productivity worldwide. Drought stress is
common in regions used for growing the perennial crop alfalfa (Medicago sativa L.). Alfalfa
core accessions from the Germplasm Resource Information Network collection including M.
sativa ssp. sativa, M. sativa ssp. falcata, M. sativa ssp. varia, and M. sativa ssp. caerulea
originating from multiple countries and those collected from arid regions were evaluated in
the field. Data on plant morphology, drought physiology parameters and agronomic …