The relationship between milk production and farm-gate nitrogen surplus for the Waikato region, New Zealand
P.C. Beukes, M.R. Scarsbrook, P. Gregorini, A.J. Romera, D.A. Clark, W. CattoVolume:
93
Year:
2012
Language:
english
Pages:
8
DOI:
10.1016/j.jenvman.2011.08.013
File:
PDF, 276 KB
english, 2012