前言通过适宜砧穗组合的选择,以期实现柑桔早结丰产优质低耗的目标,对此,国内外学者已从不同角度进行过长期和系统的研究,且在实践上已获得一定的经济效益。就椪柑砧木的选择而言,我国许多研究者亦作过有益的探讨。近几年来,一些椪柑 Preface By selecting the appropriate combination of anvil scion, in order to achieve the goal of high-quality and low-consumption of high-yield early-cut citrus, scholars at home and abroad have conducted long-term and systematic studies from different angles and have obtained certain economic benefits in practice . In terms of the choice of citrus rootstock, many researchers in our country also made useful discussions. In recent years, some oranges