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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. Emergence of agriculture in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Emergence_of_agriculture...

    Eventually, rice was no longer a prestige product or a seasonal offering, and instead was grown all year round and by the 19th century rice surpluses allowed for the product to be exported. [7] Rice production in the Philippines by region as of 2015

  4. Agriculture in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Agriculture_in_the_Philippines

    Corn/maize is the second most important crop in the Philippines. 600,000 farm households are employed in different businesses in the corn value chain. As of 2012 [update] , around 2.594 million hectares (6.41 × 10 ^ 6 acres) of land is under corn cultivation and the total production was 7.408 million metric tons (8.166 × 10 ^ 6 short tons ...

  5. 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]

  6. Romulo Davide - Wikipedia

    en.wikipedia.org/wiki/Romulo_Davide

    Davide studied at the University of the Philippines Los Baños College of Agriculture in 1953-1957. He became a pioneer of the Farmer-Scientists RDE Training Program (FSTP), a program that trains marginal farmers to employ scientific methods in farming, and package and market their products effectively.

  7. Cropping system - Wikipedia

    en.wikipedia.org/wiki/Cropping_system

    Crop rotation has been employed for thousands of years and has been widely found to increase yield and prevent harmful changes to the soil environment that limit productivity in the long term. [3] Although the specific mechanisms regulating that effect are not fully understood, [4] they are thought to be related to differential effects on soil ...

  8. 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 ...

  9. Bureau of Plant Industry (Philippines) - Wikipedia

    en.wikipedia.org/wiki/Bureau_of_Plant_Industry...

    The Philippines' Bureau of Plant Industry, (Filipino: Kawanihan ng Industriya sa Paghahalaman, [4] abbreviated as BPI) is an agency of the Philippine government under the Department of Agriculture responsible for serving and supporting the Philippine plant industry sector. San Fernando, Pampanga