Löw, PhilippPhilippLöwOsterburg, BernhardBernhardOsterburg2024-01-142024-01-142024https://resolver.sub.uni-goettingen.de/purl?gro-2/139893enhttps://www.elsevier.com/tdm/userlicense/1.0/Evaluation of nitrogen balances and nitrogen use efficiencies on farm level of the German agricultural sectorjournal_article10.1016/j.agsy.2023.103796S0308521X23002019