Dual-purpose cattle production is best adapted to the medium-sized farm of 160 to 320 acres. On such farms the calves produced are profitable converters of surplus pasture, rough, or grain into more readily salable form.
Peters, W.H.; Fitch, J.B.; Searles, H.R.; Morris, W.E..
Dual purpose of cattle (1939:June).
University of Minnesota, Agricultural Extension Division..
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