Simplify the following text for a Grade 9 native English-speaking person.
Original: It is tolerant of grazing and regenerates following occasional burning , and is often managed in nature reserves and grouse moors by sheep or cattle grazing , and also by light burning .
Simplified: It is tolerant of grazing and regenerates following occasional burning . It is often managed in nature reserves and grouse moors by sheep or cattle grazing , and also by light burning .