NITROGEN CYCLING IN UPLAND PASTURES OF THE UK

[11] O'Connor K. F., 1981, Terrestrial nitrogen cycles. Processes, ecosystem strategies and management impacts., P707

[12] REID JM, 1979, THESIS U ABERDEEN

[13] 1977, GUIDE GOOD MUIRBURN

[14] 1979, SCI HILL FARMING HFR

[11] O'Connor K. F., 1981, Terrestrial nitrogen cycles. Processes, ecosystem strategies and management impacts., P707

[12] REID JM, 1979, THESIS U ABERDEEN

[13] 1977, GUIDE GOOD MUIRBURN

[14] 1979, SCI HILL FARMING HFR