有学者认为，北齐的“食干”是指私有化了的吏杂户向主人提供代役性的钱财绢帛，以作为官吏俸禄的补充。本文对此持有异议并从另一角度对干的身份、来源以及代役绢的输纳标准进行探讨。指出：北朝时，干的身份并非吏杂户，而是一般的编户齐民，东魏到北齐，食干者所食的干是受政府敕准，由应付力役的编户所交纳的代役钱。干禄制的本质是高氏政权在削减了爵役制后采取的一种奖赏性手段，其目的在于笼络官吏，巩固自身统治。另外，干禄制的实施减轻了国家对均田户的人身束缚，促进了人口增长，且对隋唐“庸”的形成有一定影响。 Some scholars think that the “dry food” in the Northern Qi Dynasty refers to the fact that the privatized government officials provided the master with money for the government, as a supplement to the official’s salary. This dissertation holds an objection to this issue and probes into the identities, sources and the delivery standards of substitute silk from another perspective. Pointed out: In the Northern Dynasties, the identity of the cadre was not a bureaucrat but rather a common household, Qi Min. From the Eastern Wei Dynasty to the Northern Qi Dynasty, those who consumed food were those who were subject to the government’s permission. money. The essence of Ganlu system is a kind of reward adopted by the regime of Gao after the reduction of the system of military service. Its purpose is to win over officials and consolidate their own rule. In addition, the implementation of Ganlu system lessened the state’s bondage to the average household and promoted population growth, which also had some influence on the formation of the “Yong” in the Sui and Tang Dynasties.