在发展社会主义市场经济的新形势下，随着人民生活水平的提高，对优质柑桔的需求也越来越高。近年来，柑桔产量有了大幅度增长。然而，市场却出现疲软，其原因之一，柑桔品种结构不合理。故此，笔者采用高接换种，把原在红壤山地栽种不到一年的10666．7m2，537株暗柳橙嫁接换上 Under the new situation of developing the socialist market economy, with the improvement of people’s living standard, the demand for high-quality citrus is also getting higher and higher. In recent years, the output of citrus has greatly increased. However, the market is weak, one of the reasons citrus varieties unreasonable structure. Therefore, the author uses a high exchange of species, the original red soil in less than a year of planting 10666.7m2,537 dark orange grafted on