Fine fodder capable of improving content of intramuscular fat and meat quality of beef and preparation and using methods thereof
A technology of intramuscular fat and concentrated feed, applied in the field of animal husbandry, can solve the problems of unreasonable product structure, inability to meet consumer requirements, low beef quality, etc., achieve significant economic and social benefits, improve production efficiency, and simple operation Effect
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Embodiment 1
[0019] A basic concentrated feed for beef cattle on the market, meeting the following indicators: dry matter weight percentage> 83.46%, metabolizable energy> 14.90 MJ / kg, crude protein weight percentage> 13.5%, crude fat weight percentage> 4.27%, The weight percentage of calcium>0.32%, and the weight percentage of phosphorus>0.56%.
Embodiment 2
[0021] A concentrated feed for improving the fat content and meat quality of beef muscles, containing 500-1500mg niacin per kilogram of concentrated feed, and the rest are the basic concentrated feed in Example 1 and cornmeal as a niacin carrier and diluent.
Embodiment 3
[0023] The preparation method of the concentrated feed for improving the fat content and meat quality of beef muscles described in Example 2 includes the following steps:
[0024] (1) Niacin premix: use corn flour as a carrier and diluent, mix corn flour and niacin at a weight ratio of 19:1, mix well to make a niacin premix with a weight content of 5%; niacin Choose food grade with a purity of more than 99%;
[0025] (2) Preparation of concentrated feed: the niacin premix and the basic concentrated feed are stirred and mixed evenly according to the weight ratio to prepare a concentrated feed with a weight content of 1500 mg / kg niacin according to the present invention.
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