Tile Drainage Area
收藏Ontario GeoHub2026-05-22 更新2026-03-28 收录
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https://ontariogeohub-lio.opendata.arcgis.com/maps/31e41d9e9dbd4f59a995a89e1fd1e5b5
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资源简介：
Created for the purpose of OMAFRA having the knowledge of where agricultural field tile drainage has been installed and whether it was installed using a systematic or random design. This information also exists so that OMAFRA can validate whether the licensed contractors have met the conditions of their license.
创建时间：
2018-10-09
