Memory PLSC101 Memory Game 2Version en ligne Lab Group 7 Topics: Soil parts and tillage par cindy s Mulch Tillage Moldboard Plow Made up of decaying animal and plant residue degraded by organisms Organic Matter Top layer of soil that is made up of organic matter, water, air and mineral particles No-Till Mollisol Humus Deep tillage to bury residue, followed by shallow tillage to smooth Conventional Tillage Topsoil Gravitational Water Conservation Tillage Ridge Tillage Soils that are formed under grasslands, very good for crop growth. Pore Space Light tillage to mix up and move crop residue on the surface. Organic component of decomposed leaves and plant material