８月末９月初气温仍然较高，最高气温可达３２～３５℃，柑桔常在这一时期嫁接。因此，在秋季高温远距离引种接穗时如何保护好接穗，就成为最大的难题。笔者曾于１９９７年８月２５日、１９９８年９月１日两次去重庆中国农业科学院柑桔研究所引种，采用了不同的运输方法，现介 At the end of August and early September, the temperature is still high, with the highest temperature reaching 32-35 ℃. Citrus is often grafted during this period. Therefore, in the autumn high temperature long-distance introduction of scion how to protect the scion, has become the biggest problem. The author once on August 25, 1997, September 1, 1998 twice to Chongqing Academy of Agricultural Sciences citrus introduction, using a different method of transportation, the introduction of