5 Terms
Home > Industry/Domain > Earth science > Soil science
Soil science
That science dealing with soils as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils per se; and these properties in relation to the use and management of soils.
Industry: Earth science
Add a new termContributors in Soil science
Soil science
slow release
Earth science; Soil science
A fertilizer term used interchangeably with delayed release, controlled release, controlled availability, slow acting, and metered release to designate a rate of dissolution (usually in water) much ...
birnessite
Earth science; Soil science
(Na0. 7Ca0. 3)Mn7O14•2. 8H2O A black manganese oxide that is common in iron-manganese nodules of soils. It has a layer structure.
colloid
Earth science; Soil science
A particle, which may be a molecular aggregate, with a diameter of 0. 1 to 0. 001 μm. Soil clays and soil organic matter are often called soil colloids because they have particle sizes that are ...
braided stream
Earth science; Soil science
A channel or stream with multiple channels that interweave as a result of repeated bifurcation and convergence of flow around interchannel bars, resembling (in plan view) the strands of a complex ...
sample
Earth science; Soil science
A part of a population taken to estimate a parameter of the whole population.
exchangeable anion
Earth science; Soil science
A negatively charged ion held on or near the surface of a solid particle by a positive surface charge and which may be easily replaced by other negatively charged ions ( e.g. with a Cl- salt).
drag
Earth science; Soil science
(i) The force retarding the flow of a fluid over the surface of a solid body. (ii) See tillage, drag.
