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Figure 2


Fig. 2. Leaching losses of NH4+–N and NO3––N from soils. Error bars represent standard deviation. CC1: 20 t ha–1 of compost; CC2: 40 t ha–1 of compost; CCM1: 20 t ha–1 of compost plus 400 kg N ha–1 (as NH4NO3); CCM2: 40 t ha–1 of compost plus 400 kg N ha–1.