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field capacity

/ˈfiːld kəˌpæsɪti/

翻译: 土壤在排除重力水后所能保持的最大含水量,是农业和水文学中的关键概念。

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/ˈfiːld kəˌpæsɪti/C1formalscientific
  • zh土壤在排除重力水后所能保持的最大含水量,是农业和水文学中的关键概念。

A scientific term referring to the maximum amount of water that soil can retain against gravity after excess water has drained away, a key concept in agriculture and hydrology.

  1. Soil water contentC1formal

    The amount of water held in soil after excess water has drained away and the rate of downward movement has decreased, typically measured 2-3 days after rain or irrigation.

    zh田间持水量

    • Farmers monitor field capacity to determine when to irrigate crops.
    • Sandy soils have a lower field capacity than clay soils.
    • Irrigation should be applied when soil moisture drops below field capacity.