Low incubation rate and the fact that artificial insemination cannot be achieved are other hindrances to mass reproduction. In general, it takes about 30 days to hatch a goose egg, 10 days longer than a chicken egg.
孵化率低是鵝大量繁殖的另一障礙：鵝蛋要孵三十天，比雞多十天，水分損失多，孵化率也就低了很多。