cattle feed production line (2) Cattle feed raw materials: 1. Plant feed: Green stalk Coarse stalk: hay, straw, straw Processed non-staple food: bran, oil cake, soybean meal 2. Animal feed Skim milk, fish meal, meat meal, snow powder, etc. 3. Minerals Stone powder, calcium carbonate, calcium phosphate, bone meal, oyster meal 4. Other trace elements
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