diff --git a/cerealblotchmodels/locale/nb/LC_MESSAGES/django.po b/cerealblotchmodels/locale/nb/LC_MESSAGES/django.po
index 8409496ac9a034720058e4d046cb73f3e7c1a6e0..e9f547d4bc68c252f22d3ab3bfcdb737531b4a4e 100644
--- a/cerealblotchmodels/locale/nb/LC_MESSAGES/django.po
+++ b/cerealblotchmodels/locale/nb/LC_MESSAGES/django.po
@@ -295,7 +295,7 @@ msgstr "Andre sprøyting"
 
 #: cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html:118
 msgid "Phenology"
-msgstr "Utvikling"
+msgstr "Utviklingsstadium (<a href='https://www.vips-landbruk.no/media/attachments/information/BBCH_-_korn.pdf'>BBCH</a>)"
 
 #: cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html:120
 msgid "Growth stage 31"