柑在湖南发展速度较快 ,面积不断扩大 ,产量不断提高 ,但品质下降 ,与广东、广西及福建同时期相比 ,湖南柑风味较差。其原因是 10月中旬以后气温下降快 ,有效积温值低 ,不利于糖分的积累和减酸。本试验采用有机营养剂核苷酸系列产品 ,对柑分次喷施 ,以期改善柑果实的外 Citrus grandiflorum in Hunan developed rapidly, expanding its area, increasing production, but the quality declined, compared with the same period in Guangdong, Guangxi and Fujian, Hunan Citrus flavor is poor. The reason is that after mid-October the temperature dropped quickly, the effective temperature is low, is not conducive to the accumulation of sugar and reduce acid. In this experiment, organic nutrition nucleotide series products were sprayed on the pomfret in order to improve the fruit of the pomfret