Index: apachesolr_search.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/apachesolr/apachesolr_search.module,v
retrieving revision 1.1.2.6.2.75
diff -u -p -r1.1.2.6.2.75 apachesolr_search.module
--- apachesolr_search.module	20 Feb 2009 19:51:26 -0000	1.1.2.6.2.75
+++ apachesolr_search.module	23 Feb 2009 03:35:54 -0000
@@ -216,7 +216,10 @@ function apachesolr_search_search($op = 
         $type_boosts = variable_get('apachesolr_search_type_boosts', array());
         if (!empty($type_boosts)) {
           foreach ($type_boosts as $type => $boost) {
-            $params['bq'][] = "type:$type^$boost";
+            // Only add a param if the boost is != 0 (i.e. > "Normal").
+            if ($boost) {
+              $params['bq'][] = "type:$type^$boost";
+            }
           }
         }