Analysis of the Changes in the Water Yield Coefficient over the Past 50 Years in the Huang-Huai-Hai River Basin, China

<div>The spatial distribution of multiyear average rainless days from 1982 to 2011.</div>

Advances in Meteorology

Figure 22: Analysis of the Changes in the Water Yield Coefficient over the Past 50 Years in the Huang-Huai-Hai River Basin, China 