<prompt> Translate the following text to EnglishKwa ajili ya uchambuzi wa athari za ozone juu ya kilimo, sisi kutumia mbinu sawa isipokuwa ubora wa hewa ni interpolated kwa kaunti centroids badala ya idadi ya watu gridi-seli.  <response>: 9, 10 For the analysis of ozone impacts on agriculture, we use a similar approach except air quality is interpolated to county centroids as opposed to population grid-cells. 