Home›Browse›drainage system🌐EnglishEnglishBahasa IndonesiaDeutschEspañolРусскийفارسی中文日本語EntityQ7481418· pop 6· linked from 120 articlesdrainage systemSign in to savesystem by which the water level on or in the soil is controlled to enhance agricultural crop productionAvailable in 6 languagesEspañol中文日本語Русскийفارسیvia Wikidata sitelinks · CC0