The fertilizer name for manure deposited during grazing is a foreign key referencing name in fertilizer.frt.

The name of the grazing operation is a primary key referenced when grazing operations are scheduled in management.sch or lum.dtl. All names in the graze.ops file must be unique.

Trampling becomes significant as the number of animals grazing per hectare increases. This is a very subjective value which is typically set equal to bm_eat, i.e., the animals trample as much as they eat.

This operation removes plant biomass at a specified rate and allows simultaneous application of manure.