《睡虎地秦墓竹简·秦律十八种·仓律》
没有母亲的婴儿每人发粮半石，虽有母亲而随其母为官府服役的，也发给粮食，每月半石。
嬰兒之毋母者各半石；雖有母而與其母冗居公者，亦稟之，禾月半石。
Infants without mothers receive a monthly grain allowance of half a stone. Those who have mothers but serve the government with their mothers also receive a grain allowance of half a stone per month.