‘戶調’二字,始见於三国魏志卷二十三趙儼传: ‘都尉李通急録户调,(趙)儼见通曰:方今天下未集,诸郡并叛。怀附者復收其绵绢,小人乐乱,能无遗憾?’又魏志卷一建安九年曹操命令中说: ‘其令田租畝四升,户出绢二疋,绵二斤而已,他不得擅与发,……’晋书食货志云: ‘平吴之后……又制戶调之式:丁男之户,歲输绢三疋,绵三斤,(丁)女及次丁男为户者半输。’可见魏晋时代,於田租之外,又按户徵收绢两三匹,綿两三斤,叫做户调。其剥削单位为‘户’,不是‘丁’。 ’Habitat’ word, began in the Three Kingdoms volume twenty-three Zhao Yan Chuan: ’Du Wei Li Tong urgently recorded household tune, (Zhao) Yan Tong said: the world today is not set, Zhuge and rebel. Wai Fu rebellion of its cotton, villain chaos, can have no regrets? ’And Wei Zhi Juan Jian built nine years Cao Cao ordered:’ It caused the field rent mu four liters, However, he was not good at hair, ... ’Jin Shushi Food Zhiyun:’ After Ping Wu ... ... and household transfer of the type: Ding male households, aged three-year-old silkworm, cotton catty, And sub-Ding Men for the household half-lose. Visible Wei and Jin Dynasties, outside the rent in the field, but also by the collection of two or three horses, cotton two or three pounds, called the household transfer. The unit of exploitation is ’households’, not ’Ding’.