Linked from
The 14 pages that link to Rotational grazing, each with the reason it gives.
ForageRelated: This system allocates forage among grazing periods and recovery periods.
Beef cattleRelated: Beef producers use it to allocate pasture and manage grazing pressure.
Cattle ranchingRelated: Ranchers use pasture rotation to balance forage use with grassland recovery.
Sheep farmingRelated: Moving sheep between paddocks can protect pasture and maintain feed supply.