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Tillage is the agricultural preparation of soil by mechanical agitation of various types, such as digging, stirring, and overturning. Examples of human-powered tilling methods using hand tools include shoveling , picking , mattock work, hoeing , and raking .
The agricultural cycle is the annual cycle of activities related to the growth and harvest of a crop (plant). These activities include loosening the soil, seeding, special watering, moving plants when they grow bigger, and harvesting, among others.
Land management is the process of managing the use and development of land resources. One aim of sustainable land management is to prevent or reverse land degradation . Another aim is to ensure water security by increasing soil moisture availability, decreasing surface runoff , and decreasing soil erosion . [ 1 ]
Soil conservation techniques which are employed include changes of land use (such as replacing erosion-prone crops with grass or other soil-binding plants), changes to the timing or type of agricultural operations, terrace building, use of erosion-suppressing cover materials (including cover crops and other plants), limiting disturbance during ...
While this effect may not be desirable if floods endanger life or if the sediment originates from productive land, this process of addition to a floodplain is a natural process that can rejuvenate soil chemistry through mineralization. [citation needed]
Prices and rents for agricultural land depend on supply and demand. Prices/rents rise when the supply of farmland on the market reduces. Landholders then put more land on the market – causing prices to fall. Conversely, land prices/rents fall when the demand for agricultural land declines because of falls in the returns from holding and using it.
[definition needed] In the United States, federally funded projects typically require preparation of an environmental impact statement (EIS). The concerns of private citizens or political action committees (PACs) [ further explanation needed ] can influence the scope, or even cancel, a project based on concerns like the loss of an endangered ...
Primary heavy duty disc harrows of 265 to 1,000 pounds (120 to 454 kg) per disc are mainly used to break up virgin land, to chop material/residue, and to incorporate it into the top soil. Lighter secondary disc harrows help completely incorporate residue left by a primary disc harrow, eliminate clumps, and loosen the remaining packed soil.