Fig. 2. Effects of the kitchen garbage effluent (KGE), cattle manure effluent (CME), and chemical fertilizers (NPK) on the fresh yield, N uptake, and apparent N recovery rate at harvest of spinach and komatsuna in the autumn and spring seasons. The vertical bar indicates the 95% confidence interval. * and ** indicate that the KGE-M plot was significantly different from the CME plot at P < 0.05 and 0.01, respectively.