Fertilizers are one type of soil amendment. However, many soil amendments or conditioners do not have significant fertilizer value. An indicator showing how characteristics of the soil change with depth. Coloration and other features can be used to determine soil types, texture, and seasonally high water table. The combination or arrangement of primary soil particles into secondary particles, units, or peds.
Compost helps bind primary particles to improve the structure of soil.
Soil texture - A characterization of soil type, based on the relative proportions of sand, silt, and clay in a particular soil. Solid waste - Any unwanted or discarded solid materials discarded by the community that goes to the landfill. Solid waste stream - The total amount of municipal solid waste generated by a given community. Stabilization - The decomposition of compost to the point where it neither reheats when wetted nor gives off offensive odors. Static pile composting - A method of composting in which oxygen and temperature levels are mechanically controlled by blowing air through a large stationary pile.