The invention discloses a crucian breeding method making crucian high in nutritive value. The method comprises the steps that machines are arranged for a pond for breeding the crucian, the pond is kept without sludge, and pond cleaning is conducted before crucian fry is put into the pond, wherein the machines comprise the feeder, the trawl net and the aerator; plenty of fry is put into the pond at a time, and chub and bighead carp are bred together, wherein the chub and the bighead carp are put after the crucian fry is domesticated; hygienic cleaning and feeding field disinfection are conducted on the pond periodically so as to prevent fish diseases, quick lime or bleaching powder is put, and the fish is caught after growing to maturity. In this way, the crucian breeding method making the crucian high in nutritive value can increase the yield of the crucian, the yield is more than one time of the yield of the crucian obtained by using an existing traditional breeding method, the crucian fish meat is more soft and tender in taste, after the crucian fish meat is eaten, the nutritive value is higher, and people want to keep eating.