wrote on Nov 19^th, 2011 at 7:14pm:

Straight neem oil as far as.eeo know. Says so on the bottle. We got it from a feed/agricultural supplies place.close to mcdonalds in tortosa. opposite the macs entrance of them roundabout straight to end of road river direction and.cant miss them warehouze . Bruixot

Sounds like you mean the short road at right angles to the main drag.  If so that's probably Guisona which is the co-operative that runs the Bon Area chain.  They do great seed potatoes in season.
Thanks for that.  I'll check it out.