[GRASS-user] Calculate the average slope by unit

[Markus Neteler]

On Thu, Aug 26, 2010 at 10:35 AM, Hamish <hamish_b at yahoo.com> wrote:
> Jon wrote:
>> I would like to calculate the average slope by square kilometer
>> for a giving area.

[...]

> - run v.rast.stats to calculate stats for each grid box, and
> upload to that area's attribute table.

Now in the Wiki as FAQ:
 http://grass.osgeo.org/wiki/Raster_aggregate_values

Markus