The changes in soil pH and mineral N concentrations of cattle and sheep urine patches were compared to those occurring in fertilizer urea placement zones in a study in Niger. Urine and fertilizer solutions each containing 400 mg N (800 kg N/ha) were spread onto individual plots covering a surface...
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https://cgspace.cgiar.org/handle/10568/32871
Somda, Z.C.
,
Powell, J.M.
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Bationo, B. André
,
[Soil PH and nitrogen changes following cattle and sheep urine deposition]
,
Soil PH and nitrogen changes following cattle and sheep urine deposition