<html><body><div style="color:#000; background-color:#fff; font-family:verdana, helvetica, sans-serif;font-size:10pt"><div>Hello all,</div><div><br></div><div>I would like to use r.mapcalc to fill the null cells of one raster with the value of the same cells from in a second raster (while leaving all other cells as they are in the first raster).<br></div><div><br></div><div>Clearly I am having some kind of brain frizz because this should be simple but I can't get it right...</div><div><br></div><div>Sorry and thanks for reading,</div><div><br></div><div>Rebecca</div></div></body></html>