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Table 6 Runoff associated annual losses (kg ha−1 year−1) of total nitrogen, available phosphorus (P), and exchangeable potassium (K)

From: The influence of grazing and cultivation on runoff, soil erosion, and soil nutrient export in the central highlands of Ethiopia

YearTreatmentsTotal nitrogenAvailable PExchangeable K
2007GL7.43a0.66a1.34a
 CL8.72a0.48a1.40a
2008GL10.92b0.91b2.18a
 CL12.25a1.22a2.05a
2009GL9.55a0.91a2.45a
 CL9.24a0.90a2.06a
AverageGL9.30a0.83a1.84a
 CL10.07a0.87a1.99a
  1. Columns with the same letters are not significantly different at 0.05 level, CL cultivated land, GL grazing land