Impact of Controlled Drainage and Subirrigation on Water Quality in the Red River Valley
نویسندگان
چکیده
The potential impact of controlled drainage (CD), which limits outflow, and subirrigation (SI), provides supplemental water through drain tile, on surface quality are not well known in the Red River Valley (RRV). In this study, samples were collected analyzed for chemical concentrations from a tile-drained field that also has modes RRV southeastern North Dakota 2012–2018. A decreasing trend overall nutrient load loss was observed because reduced though some found to be above recommended standards region. For example, sulfate below 750 mg/L but reported at mean value 1971 during spring free drainage. composition shown have an soil, specifically salinity-related parameters, varied between years. This variation largely depended amount applied, soil moisture, properties. Overall, results study show benefits reduction agricultural fields.
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ژورنال
عنوان ژورنال: Water
سال: 2021
ISSN: ['2073-4441']
DOI: https://doi.org/10.3390/w13030308