中国农学会柑桔考察团于1977年从美国引入。经作者长期培育和繁殖、观察,该单株表现丰产、优质、早熟。据该考察团成员介绍,该单株属卡尔特(Carter)早熟华盛顿脐橙的一个优系,我们原拟名为华脐1号,为突出其丰产特性,后定名为丰脐。1985年以来已在全国柑桔产区如福建、江西、浙江、 Chinese Agricultural Society citrus delegation was introduced from the United States in 1977. Long-term breeding and breeding by the author, observation, the performance of the high yield, high quality, precocious. According to the members of the delegation, the plant belongs to a superior system of Carter’s precocity Washington Navel Orange, which we originally planned to be entitled Hua Umbilicus No.1. Since 1985, the country has citrus producing areas such as Fujian, Jiangxi, Zhejiang,