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Nitrogen balances and yields of spring cereals as affected by nitrogen fertilization in northern conditions: A meta-analysis
Valkama, Elena, Salo, Tapio, Esala, Martti, Turtola, EilaVolume:
164
Language:
english
Journal:
Agriculture, Ecosystems & Environment
DOI:
10.1016/j.agee.2012.09.010
Date:
January, 2013
File:
PDF, 767 KB
english, 2013