对于客家源流的问题,许多人都做过探索,但大都集中在迁移的路线、方式、类型、迁出地、迁入地等方面,而对于客家先民南移的原因则讨论甚少,且不够深入,有些就简单地归结为北方战乱或广东大量待垦土地的吸引。罗香林先生在《客家研究导论》及其他有关客家问题的研究中多次指出, Many people have made explorations on the origins of Hakkas, but most have concentrated on the routes, modes, types, places of emigration, places of immigration, etc. However, the reasons for the southward movement of Hakka ancestors are not discussed very much. Not deep enough, some simply boil down to the war in northern China or the large amount of land to be reclaimed in Guangdong. In his research on Introduction to Hakka Studies and other studies on Hakka issues, Mr. Luo Xianlin pointed out many times,