TY - REP AU - Ceccon,P. AU - Costa,L.dalla AU - Fasan,T. AU - Giovanardi,R. AU - Scaife,A. TI - Nitrogen use efficiencies in barley and maize SN - 0-9519758-0-3 U1 - 95-035316 PY - 1992/// CY - Wellesbourne (United Kingdom) PB - European Society for Agronomy KW - Elements KW - Gramineae KW - Nonmetals KW - Nutrition physiology KW - Physiological functions KW - Plant physiology KW - Zea N1 - 5 ref ER -