The Effect of Crop Establishment Systems On the Nitrogen Use Efficiency of Spring Barley In Ireland.
James C. Brennan1, Dermot Forristal1, Richard Hackett1 and Tomas McCabe2, (1)Crop Science, Teagasc - the Agricultural and Food development authority, Carlow, Ireland, (2)Food Science and veterinary medicine, University College Dublin, Dublin 4, Ireland