1. Peasant. Slaves that worked on the land in the feudal system. Disapeared with the feudal system in western Europe, but emancipated much later in Russia by Tsar Alexander II. 2. Insult. 1. Fly my serfs, FLY! Muhahaha!. 2. Bill: God damn it Leroy, you're such a serf!.
Managing Thatch in Lawns. Thatch is a loose, intermingled organic layer of dead and living shoots, stems, and roots that develops between the zone of green vegetation and the soil surface. Thatch build up begins when turf produces organic debris faster than it can be broken down.
Scarification or de-thatching of lawns or turf is a mechanical process whereby the surface and subsurface of the lawn, green or sports pitch is rigorously abraded by penetrating metal blades, tines or prongs.hatch is a build-up of organic matter which can include dead grass, leaves, stems, stolons, rhizomes and overcrowded grass roots and lateral weed growth. Thatch can stifle the growth and health of grass or turf.