Fig. 3From: Modifications of nutrient regime, chlorophyll-a, and trophic state relations in Daechung Reservoir after the construction of an upper damSeasonal variation of pH among the three zones of the Daechung Reservoir before the construction (B-CUD) and after the construction of the upper dam(A-CUD) during the premonsoon (P RE; a, b), monsoon (M ON; c, d), and postmonsoon (P OS; e, f)Back to article page