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  2. Agricultural productivity - Wikipedia

    en.wikipedia.org/wiki/Agricultural_productivity

    Food production per capita since 1961 Grain silos Rice plantation in Thailand Cambodians planting rice, 2004. Agricultural productivity is measured as the ratio of agricultural outputs to inputs. [1] While individual products are usually measured by weight, which is known as crop yield, varying products make measuring overall agricultural ...

  3. Crop yield - Wikipedia

    en.wikipedia.org/wiki/Crop_yield

    The units by which the yield of a crop is usually measured today are kilograms per hectare or bushels per acre. Long-term cereal yields in the United Kingdom were some 500 kg/ha in Medieval times, jumping to 2000 kg/ha in the Industrial Revolution, and jumping again to 8000 kg/ha in the Green Revolution. [1]

  4. Land equivalent ratio - Wikipedia

    en.wikipedia.org/wiki/Land_equivalent_ratio

    Land equivalent ratio. The FAO defines land equivalent ratio (LER) as: [2] the ratio of the area under sole cropping to the area under intercropping needed to give equal amounts of yield at the same management level. It is the sum of the fractions of the intercropped yields divided by the sole-crop yields.

  5. Resource productivity - Wikipedia

    en.wikipedia.org/wiki/Resource_productivity

    [1] [2] [3] This can be expressed in monetary terms as the monetary yield per unit resource. For example, when applied to crop irrigation it is the yield of crop obtained through use of a given volume of irrigation water , the “crop per drop”, which could also be expressed as monetary return from product per use of unit irrigation water.

  6. Subsistence agriculture - Wikipedia

    en.wikipedia.org/wiki/Subsistence_agriculture

    In this type of farming, a patch of forest land is cleared by a combination of felling (chopping down) and burning, and crops are grown. After two–three years the fertility of the soil begins to decline, the land is abandoned and the farmer moves to clear a fresh piece of land elsewhere in the forest as the process continues. [ 14 ]

  7. Corn production in the United States - Wikipedia

    en.wikipedia.org/wiki/Corn_production_in_the...

    The US is the world's largest producer of corn. [8] According to the United States Department of Agriculture (USDA), the average U.S. yield for corn was 177 bushels per acre, up 3.3 percent over 2020 and a record high, with 16 states posting state records in output, and Iowa reporting a record of 205 bushels of corn per acre.

  8. Crop-rich California region will fall under state monitoring ...

    www.aol.com/news/crop-rich-california-region-may...

    California officials voted Tuesday to step in to monitor groundwater use in part of the crop-rich San Joaquin Valley in a first-of-its-kind move that comes a decade after local communities were ...

  9. Headland (agriculture) - Wikipedia

    en.wikipedia.org/wiki/Headland_(agriculture)

    Arable land in winter. The headland in the foreground. A Headland, in agriculture, is the area at each end of a planted field. [1] In some areas of the United States, this area is known as the Turnrow. It is used for turning around with farm implements during field operations and is the first area to be harvested to minimize crop damage. The ...

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