《魏书·帝纪·卷九》
凡是有能把粮食运到瀛、定、岐、雍四州的，官斗二百斛赏赐一级官阶；输入二华州的，五百石赏赐官一阶。
凡有能输粟入瀛、定、岐、雍四州者，官斗二百斛赏一阶；入二华州者，五百石赏一阶。
Anyone who can transport grain to the four states of Ying, Ding, Qi, and Yong will be rewarded with a first-class official rank for 200 husks of official buckets; anyone who transports grain to the two states of Hua will be rewarded with a first-class official rank for 500 stones.