(I) Grass carp feed formula (1) 40% rice bran, 38% wheat bran, 10% soybean cake, 10% fish meal, 2% yeast powder, and the formula coefficient is 1.9; if adding green feed, the bait coefficient is 2.2. The formula is from Zhujiang Fisheries Research Institute. provide. (2) Rice straw powder 80%, bean cake 10%, rice bran 10%, the formula provided by the Yangtze River Fisheries Research Institute, the feed coefficient was 4.9. (3) 70% of corn meal, 10% of fish meal, 15% of soybean meal, and 5% of bran. The additives and binders are: 12% sweet potato, 0.5% salt, 2% multivitamin, 2% calcium hydrogen phosphate The bait coefficient is 4.8. The formula is a formula 78-5 pellet feed developed by the Shandong Fisheries School. (4) Sweet potato vine powder 80%, bean cake powder 15%, bran 5%, its additives and binders are: sweet potato powder 12%, salt 0.5%, multivitamin 2%, calcium hydrogen phosphate 2%, bait coefficient is 4.5, The formulation is Formula 71-1 pellet feed developed by Shandong Fisheries School. (b) Herring feed formula (1) 40% hay powder, 30% silkworm cocoon, 10% vegetable cake, 20% barley, and a feed coefficient of 3, the formula provided by the Zhejiang Institute of Freshwater Fisheries. (2) 40% of green hay, 30% of cotton cake, 10% of bean cake, 5% of rapeseed cake, 5% of cocoon, 5% of fish meal, 5% of Yuanmai, and the bait coefficient is 3. The formula is provided by Shanghai Fisheries University. (3) 47.5% of bean cake, 35% of fishmeal, 1% of yeast, 16.5% of inorganic salt, etc. The bait coefficient is 2.26. This formula is provided by Shanghai Fisheries Research Institute. (3) Catfish feed formula (1) 45% wheat bran, 40% soybean cake, 10% barley and 5% fishmeal. The amount of complex vitamins, inorganic salts, lysine, and methionine was added, and the feed coefficient was 2. The formula was provided by the Beijing Fisheries Research Institute. (2) 45% of bran, 30% of fishmeal, 15% of bean cake, 10% of barley, the same amount of additive as (1), and the bait coefficient is 2. This formula is provided by Beijing Fisheries Research Institute. (3) 50% of bean cake, 15% of fish meal, 15% of bran, 15% of rice bran, 1% of compound vitamin, 1% of inorganic salt and antibiotic waste, 2% of binder, and bait coefficient of 2.7. Municipal Aquatic Research Institute provides.