Too many cows and excess nitrogen?

References

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Rütting, T., H. Aronsson, and S. Delin. “Efficient Use of Nitrogen in Agriculture.” Nutrient Cycling in Agroecosystems 110, no. 1 (January 2018): 1–5. https://doi.org/10.1007/s10705-017-9900-8.

Samanta, Prantik, Harald Horn, and Florencia Saravia. “Impact of Livestock Farming on Nitrogen Pollution and the Corresponding Energy Demand for Zero Liquid Discharge.” Water 14, no. 8 (April 15, 2022): 1278. https://doi.org/10.3390/w14081278.

Skeffington, R.A., and Emma J. Wilson. “Excess Nitrogen Deposition: Issues for Consideration.” Environmental Pollution 54, no. 3–4 (1988): 159–84. https://doi.org/10.1016/0269-7491(88)90110-8.

Sun, Bo, Linxiu Zhang, Linzhang Yang, Fusuo Zhang, David Norse, and Zhaoliang Zhu. “Agricultural Non-Point Source Pollution in China: Causes and Mitigation Measures.” AMBIO 41, no. 4 (June 2012): 370–79. https://doi.org/10.1007/s13280-012-0249-6.