Purposes: To provide a kind of accurate, fast, simple, and direct reading method for calcium content in Pyracantha fortuneana fruit, for its functional compositions in scientific study.

• 目的:为火棘果中钙含量的测定提供一种准确、快速、简便、直观的测定方法,并为火棘果功能性成分的开发提供科学依据。