Feed–milk–manure nitrogen relationships in global dairy production systems
Powell, J.M., MacLeod, M., Vellinga, T.V., Opio, C., Falcucci, A., Tempio, G., Steinfeld, H., Gerber, P.Volume:
152
Language:
english
Journal:
Livestock Science
DOI:
10.1016/j.livsci.2013.01.001
Date:
April, 2013
File:
PDF, 364 KB
english, 2013