| abstract |
The invention provides a feed for improving the immunity of crayfishes and a preparation method thereof, relates to the technical field of feeds, and is prepared from the following raw materials in parts by weight: 30-35 parts of soybean meal, 10-14 parts of wheat middling, 15-22 parts of fishbone meal, 4-6 parts of dry maggot powder, 5-10 parts of coconut kernel powder, 5-8 parts of konjac powder, 3-5 parts of calcium carbonate, 3-5 parts of calcium bicarbonate, 2-6 parts of beer yeast, 1-1.5 parts of carvacrol, 0.1-0.5 part of ecdysone, 5-10 parts of starch, 2-4 parts of poria with hostwood, 1-2 parts of radix stephaniae tetrandrae, 0.1-0.3 part of mannan oligosaccharide, 0.1-0.2 part of catechin, 1-2 parts of taurine, 2-2.5 parts of vitamin premix and 1-2 parts of amino acid premix The yield and weight increase effect is excellent, and the wide application can bring extremely high economic benefit. |