(in soil etc)
31Canadian system of soil classification — The Canadian system of soil classification is more closely related to the American system than any other. They differ in several ways. The Canadian system is designed to cover only Canadian soils. The Canadian system dispenses with a sub order… …
32Acid sulfate soil — Acid sulfate soils are naturally occurring soils, sediments or organic substrates (e.g. peat) that are formed under waterlogged conditions. These soils contain iron sulfide minerals (predominantly as the mineral pyrite) or their oxidation… …
33National Cooperative Soil Survey — From a Report of Bureau of Soils, U.S. Department of Agriculture, 1923. The National Cooperative Soil Survey (NCSS) in the United States is a nation wide partnership of federal, regional, state, and local agencies and institutions. This… …
34Night soil — 18th century London nightman s calling card Night soil is a euphemism for human excrement collected at night from cesspools, privies, etc. and sometimes used as a fertilizer.[1] Night soil is produced as a result of a waste management system in… …
35European Digital Archive on Soil Maps of the World — European Digital Archive on Soil Maps [http://eusoils.jrc.it/esdb archive/EuDASM/EUDASM.htm (EuDASM)] is a digital inventory of the maps holding valuable information pertaining to soil that are highly demanded in various environmental assessment… …
36Hydric soil — A hydric soil is a soil that formed under conditions of saturation, flooding, or ponding long enough during the growing season to develop anaerobic conditions in the upper part. [This definition (Federal Register, July 13, 1994) replaced the… …
37Lunar soil — Moondust redirects here. For the Commodore 64 video game, see Moondust (video game). For the Psychoactive drug, see Phencyclidine. Bootprint on lunar soil …
38old soil — /ˈoʊld sɔɪl/ (say ohld soyl) noun 1. soil, the composition of which has not been added to by recent geological processes, as, for instance, glacial action on rocks, erosion of mountains by rivers, volcanic action, etc., and in which any available …
39on Japanese soil — on British/US/Japanese etc soil phrase present or living in the UK, the US, Japan etc He disappeared as soon as he landed on US soil. Thesaurus: inhabitants, citizens and citizenshiphyponym Main entry: soil …
40on US soil — on British/US/Japanese etc soil phrase present or living in the UK, the US, Japan etc He disappeared as soon as he landed on US soil. Thesaurus: inhabitants, citizens and citizenshiphyponym Main entry: soil …
