我院从1970年由中国农科院柑桔研究所同时引进的早熟品系有龟井、宫川。1972年又引进松山、立间、兴津等16个温州蜜柑品系,还有其他品种进行观察、比较试验。至1979年止,所有引进的温州蜜柑品系中以龟井表现为最好。目前看来,龟井的综合性状仍然最佳,现将有关情况叙述如下: 1.物侯期:柑桔物候期随每年气 Our hospital from 1970 by the Chinese Academy of Agricultural Sciences Institute of citrus at the same time the introduction of Kamei, Miyagawa. In 1972, it introduced 16 Satsuma mandarin lines, including Matsuyama, Tatebayudo and Xingjin, as well as other varieties for observation and comparison. As of 1979, all the introduced components of Satsuma mandarin showed the best performance. At present, the comprehensive trait of Kamei is still the best, and the relevant conditions are described as follows: 1. The physical Hou period: citrus phenology with the annual gas