COMBINED FEED FOR LACTATING COWS, METHOD OF PREPARING COMBINED FEED AND METHOD OF FEEDING LACTATING COWS Russian patent published in 2002 - IPC

FIELD: feed production. SUBSTANCE: crude protein content in combined feed does not exceed 14 wt%, with histidine fraction in crude protein being preferably within the range of 2.8-4.0 wt%. Method of preparing combined feed involves mixing components of combined feed with histidine used in amounts providing production of feed mixture containing at least 2.8-4.0 wt% of crude protein. Method for silage feeding of lactating cows involves adding combined feed comprising no more than 14 wt% of crude protein, with histidine fraction making 2.8-4.0 wt%. EFFECT: increased protein-fat ratio in milk and improved utilization of nitrogen cy lactating cow. 11 cl, 3 tbl, 3 ex