硒是人体及动物必需的微量元素之一 ,适当补充硒素具有增强人体免疫功能、抗癌、防衰老的作用。因此 ,开发利用富硒食品已成为当前栽培学和保健食品研究中一项有意义的课题。本文通过采用对柑叶面施硒的方法 ,以了解硒在果实和叶内积累的状况 ,为开发利用富硒柑桔提供部分理 Selenium is one of the trace elements essential for human body and animal. The proper supplement of selenium has the function of enhancing human immune function, anti-cancer and anti-aging. Therefore, the development and utilization of selenium-enriched foods have become a significant issue in current research on culture and health food. In this paper, we applied the method of applying selenium to the leaves of P. citri to understand the accumulation of selenium in the fruits and leaves, and provide partial theory for the development and utilization of selenium-enriched citrus