The invention discloses a method for preparing wild duck fodder. The fodder comprises the following components in percentage by weight: 7 to 10 percent of corn powder, 10 to 15 percent of wheat meal, 6 to 10 percent of soybean meal, 15 to 25 percent of fish meal, 6 to 8 percent of silkworm chrysalis meal, 4 to 6 percent of bone powder, 4 to 6 percent of chicken blood powder, 8 to 12 percent of sorghum, 2 to 6 percent of calcium powder, 1 to 3 percent of composite vitamin B, 1 to 3 percent of vitamin A, 2 to 4 percent of cod-liver oil, 1 to 3 percent of salt, 2 to 4 percent of radix salviae miltiorrhizae, 1 to 3 percent of cassia seed, 1 to 3 percent of corktree bark, 1 to 3 percent of rhizoma cyperi, and 1 to 3 percent of boat-fruited sterculia seed. The method comprises the following steps: putting the powder into a multiplex mixer together according to the proportion and stirring the powder, taking the powder out and then crushing the powder in a ring mode crusher, then taking the crushed powder out and drying the powder in a dryer, taking the dried powder out and bulking the powder in a ring mode bulking machine, transferring the bulked powder after taking out to a ring mode hard granulation machine to produce and precipitate hard granular fodder, then screening the hard granular fodder by using a screen of 80 meshes to obtain granules each of which is 0.2 gram, and sealing and packing the granular fodder according to the required weight.