Caring for pollinators : safeguarding agro-biodiversity and wild plant diversity ; results of a workshop and research project commissioned by the German Federal Agency for Nature Conservation ; [current progress and need for action presented in a side event at COP 09 in Bonn (22.05.2008)] ; [Workshop zur Diversität der Blütenbestäuber] / BfN, Federal Agency for Nature Conservation ... [Ed.:] Axel Ssymank ...
