| abstract |
The invention discloses a composite protein source type blue fish puffed pellet feed and a preparation method thereof, and belongs to the technical field of fish feed. The invention comprises the following components and contents per kilogram of feed: imported fish meal 70-110g, composite protein source 50-90g, corn protein powder 120-160g, soybean meal 160-210g, vegetable meal 60-90g, cotton aphid 90-130g, Flour 200 ~ 300g, fish oil 10 ~ 30g, soybean oil 10 ~ 30g, calcium dihydrogen phosphate 10 ~ 30g, the balance is an additive containing complex vitamins, complex minerals. The feed of the invention has low feed coefficient, high nutritional value, low production cost and easy promotion. The cultivation of the green fish of the feed of the invention can effectively reduce the amount of fishmeal used in the traditional green fish puffed pellet feed, and is of great significance for protecting offshore fishery resources, reducing disease spread and pollution to the cultured waters, and is safe, reliable and environmentally friendly. |