After the mid-lactating period of dairy cows, the period before the dry-milk period is the end of lactation, generally refers to the 201st day after delivery until the time of stopping milk. After 200 days of milking, dairy cows showed a significant decrease in body weight. They should appropriately increase the amount of feed during the late lactation to restore the body condition of dairy cows, but they must also be careful to prevent over-fertilization. At the end of lactation, dietary dry matter should account for 3.0%-3.2% of body weight, 1.87 units per kilogram of dairy cow energy, 12% crude protein, 0.45% calcium, 0.35% phosphorus, and 30:70 concentrate and coarse material. . The crude fiber content is not less than 20%. In this period, the diet is mainly made of green roughage, and it can be used with appropriate concentrates.
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