soil taxonomy definition

Soil conservation means protection, improvement and sustained renewal of soil at any place. Soil has to be protected from erosion and should also be replenishe..

Soil pollution refers to addition of solid and liquid wastes to soil creating imbalance in its natural composition and functions. Both in rural and urban areas, the soil is being subjected to incessant pollution. Because, it is being forced to receive the pollutants fr..

Soil is classified based on nature and composition, into the following: Alluvial soil - rich in loam and clay Black soil - mostly made of clay Red soil - sandy to loam Mountain soil - stony, sandy soil Desert soil - sandy and poo..

Soil's fertility is its capacity to sustain plant life with required nutrients. Fertility of soil decreases when the same crop is grown in the same land repeatedly, or by soil erosion. Erosion is the physical removal of soil particles from their original p..

Soil is an important resource as it is the basis for the growth of plants which are the producers. Without good soil, there cannot be a good crop of food or a thick vegetation cover. The latter is important for maintaining the climate of a region. However, in the recent times ..

Soil pollution refers to addition of solid and liquid wastes to soil creating imbalance in its natural composition and function..

Soil is the thin layer of organic and inorganic materials that covers the Earth's rocky surface. The organic portion, which is derived from the decayed remains of plants and animals, is concentrated in the dark uppermost topsoil. The inorganic portion made up of rock fragments, was formed..

Human excreta mixed with soil is called night soil. Open latrines in the villages and some parts of cities are the source of this pollution. These contain disease-causing germs which can spread the disease. It is estimated that millions of children worldwide die before they rea..

The topsoil is fertile due to rich presence of minerals. Sometimes the rain water dissolves these minerals which go down into the soil along with the water. This results in the loss of fertility of the topsoi..

Preservation of topsoil is the most important step in soil conservation. This is achieved by 2 ways. They are: i) Restoration of fertility ii) Prevention of erosio..