The effect of nitrogen on yield and composition of grass clover swards at three sites in Ireland: a comparison of six commonly grown species.
T. J. Gilliland, Aidan D. Farrell, D. McGilloway, D. Grogan, H. Schnyder, J. Isselstein, F. Taube, K. Auerswald, J. Schellberg, M. Wachendorf, A. Herrmann, M. Gierus, N. Wrage, A. Hopkins
Abstract