| abstract |
The invention provides chicken feed containing lipase. The chicken feed comprises the following components, by weight, 50-60 parts of corn, 8-15 parts of bean pulp, 1-2 parts of fish meal, 3-6 parts of rapeseed dregs, 3-6 parts of soybean meal, 2-4 parts of vegetable oil, 2-4 parts of pre-mixed materials, and 0.01-0.04 part of lipase. Preferably, the lipase comprises aspergillus niger lipase. The invention further comprises a preparation method of the lipase. The chicken feed can improve the digestion rate of thick fat, can improve quality of feed, is stable and lasting in function and higher in activity, achieves the purpose of reducing cost through reducing adding amount of fat. |