| abstract |
The invention discloses a high-efficiency feed for enhancing ammonia nitrogen tolerance of litopenaeus vannamei, which is prepared from the following raw materials: fish meal, spray-dried porcine hemoglobin powder, hydrolyzed feather meal, shrimp shell meal, cuttlefish paste, fermented soybean meal (IV), peanut meal, strong flour, corn DDGS, rice bran meal, refined fish oil, choline chloride, soybean phospholipid oil, L-ascorbic acid-2-phosphate, monocalcium phosphate, vitamin premix, mineral premix, mildew preventive, phagostimulant and tolerance additive; the invention has the beneficial effects that: the feed provided by the invention can improve the activity of antioxidant enzyme and digestive enzyme in bodies of the litopenaeus vannamei, can also effectively improve the tolerance of the litopenaeus vannamei in a high ammonia nitrogen water body, and obviously reduces the death rate of the litopenaeus vannamei in the high ammonia nitrogen water body environment. |