Special beef cattle straw fermented feed and preparation technology thereof

The invention provides special beef cattle straw fermented feed which comprises, by weight, 50-65 parts of crop straws, 5-10 parts of protein feed, 15-20 parts of energy feed, 10-15 parts of agricultural product processing by-products, 4-5 parts of premixes, 0.1-0.5 part of first strains and 0.1-0.5 part of second strains. The special beef cattle straw fermented feed is simple and easy in preparation technology, nutrients are well-balanced, by the aid of special fermentation equipment, various premixes and various strains are added into a feed formula, the quality and the palatability of the feed are improved, the feed intake of cattle is improved, digestion and utilization rate is increased, the production performance of animals is improved, disease prevention and health care of the animals are facilitated by the aid of the added strains, discharge of harmful substances can be decreased, animal house environments are purified, ecological environments are protected, feed storage and transportation are facilit