Method for increasing hatching rate of meat duck hatching eggs

The invention provides a method for improving the hatching rate of meat duck hatching eggs. The method comprises the steps that male and female meat ducks are bred in a grouped mode before 13 weeks old, male and female meat ducks are bred in a mixed mode after 18 weeks old, a 17-hour illumination system is adopted in the egg laying period, complete formula feed is used for feeding, and diseased, weak and defective breeding ducks are eliminated; the method comprises the following steps: collecting 35-50 weeks old hatching eggs in a high reproduction stage, and selecting the hatching eggs of which the egg weight, the eggshell strength, the egg shape index and the eggshell color accord with the characteristics of the variety; after the selected hatching eggs are fumigated and disinfected, the blunt ends of the hatching eggs are stored upwards, and the preservation time does not exceed 7 days; after being preheated, the hatching eggs are artificially hatched by adopting a variable-temperature hatching method, and