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Excavators are machines to loosen and load of [[soil]] in a continuous or step-by-step way. As long as the extraction takes plac ...s have a caterpillar due to the better distribution of the forces into the soil. Light and medium sized machines can also be built with a wheel drive (up t

...s in which the element [[nitrogen]] moves into the air, back down into the soil, is changed chemically by various processes, and returns to the atmosphere

A genus of bacteria, common in soil, but increasingly common as a human and animal pathogen, with multidrug res

{{r|Soil contamination}}

...ses are alkalis. It is common to speak of 'measuring the [[alkalinity]] of soil' when what is actually meant is the measurement of the [[pH]] (base propert == Alkaline soil ==

...tegrates physical and life sciences including physics, chemistry, biology, soil science, geology, and geography in the study of the physical environment an

...is the [[secretion]] by [[plant|plants]] of a [[toxic]] substance into the soil in order to prevent other plants from growing near them. This trait is mos ...self will reduce plant growth, nitrogen fertilizers are often added to the soil in order to counteract that general effect.

...rica]] at the end of the [[Second Party System]]. It was formed by [[Free-Soil Democrats]] ([[Barnburner|Barnburners]]) in response to the Democratic Part ...s in the marketplace. Thus, their main argument was that free men on free soil comprised a morally and economically superior system to slavery. The free

...ition of soil microbial communities and the interactions between plants an soil microbes.

..., he shared ideas with [[Karl Haushofer]], another member. His "blood and soil" ideas were part of ''[[Lebensraum]]'' doctrine.

...litary commission, a person captured in combat with U.S. allies on foreign soil, and turned over to U.S. forces

{{r|Soil fertility}} {{r|Soil productivity}}

...or other materials) which transfer the loads from walls and columns to the soil or bedrock. Embedment of spread footings is controlled by several factors, ...esists bending, and which has a low contact area, minimizing the impact of soil movement on the foundation. This foundation can be relatively inexpensive

'''Soil''' is a mixture of [[organism]]s that, supplied with adequate light and wat

Enquiry on the physical properties of soil and rock around a site to design earthworks and foundations for proposed st

...sfc.nasa.gov/NFTG/nitrocyc.htm Nitrogen Cycle: Nitrogen Transformations in Soil, Water, and Air] From a page in the [[National Aeronautics and Space Admini

*In [[geography]], an area where vegetation, soil and/or hydrology have been significantly altered.

...s]]'' petition of a U.S. citizen, arrested by U.S. law enforcement on U.S. soil, but designated an enemy combatant by the President and put into military [

...grade foundation''' where the weight of the building is transferred to the soil through a [[concrete]] slab placed at the ground surface. ...ects of vegetation removing moisture. The variation in swell can cause the soil to distort, cracking the structure over it. This is a particular problem fo

...ive of the [[T-64 (tank)]], with a large earthmoving blade at the front, a soil ripper spike at the rear and a 2-ton [[crane]] on the top; carries 5 [[comb