Research Article
Effect of Saturated Near Surface on Nitrate and Ammonia Nitrogen Losses in Surface Runoff at the Loess Soil Hillslope
Table 1
List of experiment treatments.
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NF, no fertilizer input; LF, low fertilizer treatment/input (120 kg N ha−1); HF, high fertilizer treatment/input (240 kg N ha−1). FD, free drainage hydraulic gradient; SA, saturated hydraulic gradient. |