app/admin.py

@@ -162,7 +162,7 @@ class RangeAdmin(admin.ModelAdmin):
                 ('range_name_ascii', 'GMBA_v1_id'),
                 ('latitude', 'longitude'),
                 ('mother_range', 'wiki_data_id', 'wiki_data_url', 'area'),
-                ('feature', 'range_alternate_id'),
+                'feature',
                 'source',
                 'id',
             )
@@ -181,6 +181,9 @@ class RangeAdmin(admin.ModelAdmin):
         ('Comments', {
             'classes': ('collapse',),
             'fields': ('comments',),
+        }),
+        ('Others', {
+            'fields': ('range_alternate_id', )
         })
     )
     list_display = ['range_name', 'mother_range', 'countries']

app/models.py

@@ -113,7 +113,7 @@ class MountainRange(models.Model):
     comments = models.TextField(blank=True, null=True)
     checked = models.BooleanField(default=False)
     source = models.TextField(blank=True, null=True)
-    range_alternate_id = models.TextField(blank=True, null=True)
+    range_alternate_id = models.CharField(blank=True, null=True, max_length=128)
     geologic_region = models.TextField(blank=True, null=True)
     gmba_v2_id = models.PositiveIntegerField(blank=True, null=True)
     gmba_v2_id_str = models.TextField(blank=True, null=True)