Table 3.

Percentage of net anthropogenic P inputs exported in riverine TP fluxes in selected watersheds.

Percentage/%	Watershed	Reference
11.9–61.1	Guayas River, Ecuador	[28]
0.66–8.65	Chesapeake Bay, USA	[29]
3.6–5.4	Lake Michigan, USA	[1]
5.6–25.3	Lake Erie, USA	[1]
2.0–72.0	Central Valley, California, USA	[30]
1.6–14.2	Yongan River, China	[21]
1.5–19.2	Huai River, China	[18]
2.0–9.0	Hongze Lake, Zhejiang, China	[31]
2.3–7.9	Jingning Region, Hunan, China	[32]