AUM ACRE = Animal Unit Months per Acre
The number of animal unit months per acre that the particular pasture range site can carry. An animal unit month, refers to the amount of forage. Consumed by a 1000 pound cow, with calf at side, in one month. On area a), a sandy range site in the black soil zone, this is 0.45 animal unit months per acre. Area b), a sandy range site in the black soil zone with aspen tree cover, is rated at 0.198 AUM per acre.
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