Intermittent irrigation

…In order to carry out the plowing work, the paddy fields must be flooded, and this water is also provided by irrigation. Depending on the method of continuous water supply to the paddy fields, irrigation can be broadly divided into continuous irrigation, intermittent irrigation, and circulating irrigation. The method of continuously supplying water for a certain period of time is called continuous irrigation, and in times or places where there is an abundance of water, it becomes a flowing water system, which is uneconomical in terms of water volume, but it is sometimes actively used to prevent heat damage. …

*Some of the terminology that refers to "intermittent irrigation" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…代搔（しろか）き作業を行うためには湛水状態にする必要があり，この水量も灌漑によってまかなわれる。　水田への給水継続方法によって，連続灌漑，間断灌漑，循環灌漑に大別できる。ある期間中たえず水を供給し続ける方法を連続灌漑といい，水量が豊富な時期や場所では掛け流しとなり，水量的に不経済であるが，高温障害防止のため積極的に用いる場合もある。…

※「間断灌漑」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報