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  2. Crop rotation - Wikipedia

    en.wikipedia.org/wiki/Crop_rotation

    The “Crop Rotation Practice Standard” for the National Organic Program under the U.S. Code of Federal Regulations, section §205.205, states that Farmers are required to implement a crop rotation that maintains or builds soil organic matter, works to control pests, manages and conserves nutrients, and protects against erosion.

  3. Norfolk four-course system - Wikipedia

    en.wikipedia.org/wiki/Norfolk_Four-Course_System

    The Norfolk four-course system is a method of agriculture that involves crop rotation. Unlike earlier methods such as the three-field system, the Norfolk system is marked by an absence of a fallow year. Instead, four different crops are grown in each year of a four-year cycle: wheat, turnips, barley, and clover or ryegrass. [1]

  4. Old Rotation - Wikipedia

    en.wikipedia.org/wiki/Old_Rotation

    The Old Rotation experiment, which started in 1896, is the third-oldest ongoing field crop experiment in the United States and the oldest continuous cotton experiment in the world. It was the first experiment to show that a cotton/ legume crop rotation would allow soil to support a cotton crop indefinitely.

  5. Three-field system - Wikipedia

    en.wikipedia.org/wiki/Three-field_system

    The three-field system is a regime of crop rotation in which a field is planted with one set of crops one year, a different set in the second year, and left fallow in the third year. A set of crops is rotated from one field to another. The technique was first used in China in the Eastern Zhou period, [1] and was adopted in Europe in the ...

  6. History of agriculture - Wikipedia

    en.wikipedia.org/wiki/History_of_agriculture

    The Dutch four-field rotation system was popularised by the British agriculturist Charles Townshend in the 18th century. The system (wheat, turnips, barley and clover) opened up a fodder crop and grazing crop allowing livestock to be bred year-round. The use of clover was especially important as the legume roots replenished soil nitrates. [169]

  7. Agriculture in Nigeria - Wikipedia

    en.wikipedia.org/wiki/Agriculture_in_Nigeria

    A farmer and his cow. The majority of herders in African countries are livestock owners. Livestock farming is a part of Nigeria's agriculture system. In 2017, Nigeria had approximately over 80 million poultry farming, 76 million goats, 43.4 million sheep, 18.4 million cattle, 7.5 million pigs, and 1.4 million of its equivalent. [26]

  8. Indigenous horticulture - Wikipedia

    en.wikipedia.org/wiki/Indigenous_horticulture

    The main crop the Bine grow is the taro root, although they grow about 15 subsidiary crops including: sweet potato, banana, manioc, maize, yam, pawpaw, sugar cane, pineapple, and others. [11] The swiddens which can be placed in either savannas or forests are created by cutting down all the vegetation in the area that the swidden will be.

  9. Rotation of crops - Wikipedia

    en.wikipedia.org/?title=Rotation_of_crops&...

    Pages for logged out editors learn more. Contributions; Talk; Rotation of crops