Si Collection, Lower Volume Radical: Cow (niú) Character: Calf Kangxi Strokes: 19 Page 704, Entry 01 Pronounced du (rising tone). Shuowen Jiezi (Explanation of Simple and Compound Characters): The young of a cow. Composed of the radical for cow and the phonetic component mai. Erya (Approaching Elegance): The young are called calf. Book of Rites (Liji): Sacrificial animals, colts, and calves are recorded in the count. Also, in Book of Rites (Liji): When the Son of Heaven visits a feudal lord, the lord provides a meal featuring a calf. Also, in Book of Han (Hanshu), Treatise on River Canals: The river breached at the Mingdu Mouth in Qinghe. Annotation by Shigu: This refers to the Mingdu River mouth in Ling County of Qinghe. Also, in Book of Han (Hanshu), Treatise on Geography: Sangdu County in Beihai Commandery. Duhe County in Yunzhong Commandery. Textual Research: Book of Han (Hanshu), Treatise on Geography: Du County in Beihai Commandery; Duhe County in Yunzhong Commandery. We have carefully added the character Sang before the text for Du County in accordance with the original text.