Research Article

Long-Term Variations in Chlorophyll a and Primary Productivity in Jiaozhou Bay, China

Figure 2

Long-term variations in nutrient concentrations (μmol L−1) (a) and their ratios (b) in Jiaozhou Bay (the dashed line indicates Redfield value for N/P, the dotted line for Si/N).
594684.fig.002a
(a)
594684.fig.002b
(b)