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Soil Quality as Affected by Intensive Versus Conservative Agricultural Managements  

Luigi Badalucco

Online publication date:
Oct 2017
Soils, the earth’s skin, are at the intersection of the lithosphere, hydrosphere, atmosphere, and biosphere. The persistence of life on our planet depends on the maintenance of soils as ... More

Pros and Cons of GMO Crop Farming  

Rene Van Acker, Motior Rahman, and S. Zahra H. Cici

Online publication date:
Oct 2017
The global area sown to genetically modified (GM) varieties of leading commercial crops (soybean, maize, canola, and cotton) has expanded over 100-fold over two decades. Thirty countries ... More

Organic Farming  

Theodore J. K. Radovich

Online publication date:
Oct 2017
Organic farming occupies a unique position among the world’s agricultural systems. While not the only available model for sustainable food production, organic farmers and their supporters ... More

The Agriculture of Early India  

Charlene Murphy and Dorian Q. Fuller

Online publication date:
Oct 2017
South Asia possesses a unique Neolithic transition to agricultural domestication. India has received far less attention in the quest for evidence of early agriculture than other regions of ... More

Subsurface (Tile) Agricultural Drainage  

Gary Sands, Srinivasulu Ale, Laura Christianson, and Nathan Utt

Online publication date:
Sep 2017
Agricultural (tile) drainage enables agricultural production on millions of hectares of arable lands worldwide. Lands where drainage or irrigation (and sometimes both) are implemented, ... More

Causes of Soil Salinization, Sodification, and Alkalinization  

Elisabeth N. Bui

Driving forces for natural soil salinity and alkalinity are climate, rock weathering, ion exchange, and mineral equilibria reactions that ultimately control the chemical composition of ... More

Nomadism  

Philip Carl Salzman

Online publication date:
Aug 2017
Nomadism is a technique of population movement used to accomplish a variety of goals. It is used for primary production when the resources to be tapped are distributed thinly over a wide ... More

Effective Practices in Mitigating Soil Erosion from Fields  

Vincenzo Bagarello

Online publication date:
Aug 2017
Soil erosion by water is a natural process that cannot be avoided. Soil erosion depends on many factors, and a distinction should be made between humanly unchangeable (e.g., rainfall) and ... More

Agricultural Subsidies and the Environment  

Heather Williams

Worldwide, governments subsidize agriculture at the rate of approximately 1 billion dollars per day. This figure rises to about twice that when export and biofuels production subsidies and ... More

Agricultural Dispersals in Mediterranean and Temperate Europe  

Aurélie Salavert

Along with ceramics production, sedentism, and herding, agriculture is a major component of the Neolithic as it is defined in Europe. Therefore, the agricultural system of the first ... More

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