abstract:The Longspurs, genus Calcarius, are a group of birds in the family Calcariidae. The name refers to the long claw on the hind toe of each foot.
ResultsLongspur epimediumglycosideobviouslyincreasedfemoralandvertebralbone mineral density ofosteoporosisrats, and improved the levelsof serumcalciumand phosphorus of osteoporosisrats.