@article{065009626, title = "Inventory of apparent nitrogen and phosphorus balance and risk of potential pollution in typical sloping cropland of purple soil in ChinaA case study in the Three Gorges Reservoir region", author = "Ouyang, W and Li, Z and Liu, J and Guo, J and Fang, F and Xiao, Y and Lu, L", year = "2017", journal = "Ecological Engineering", volume = "106", pages = "620-628", issn = "0925-8574", doi = "10.1016/j.ecoleng.2017.06.044", url = "https://eurekamag.com/research/065/009/065009626.php" }