1990) Compclition in hcathland along an uperimen. lal gradient of nUlrienr availability. 0iQs 57, 310-318. Agrios, G. N. (1988) PIII"t PRrhdtvn. Academic Press, Orlando. Aguilera, M.D. & uuenroth, W.K. (1995) IllOuencc of g.;tp dislUmances and types of microsiles on seedling establishment in &uttIOlllljJrlui/is. )tnlmlll Qf Ecology 83,87-97. Ahrens, U., Lo~nt, K.H. & Sccmulkr, E. (1993) Ge• nelic di\~rsity among m~oplasma lilr.c organisms associated ",ith stone froil discucs. 1tf1Jl«ld.1' Pt."t

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... /lfU:niK l"trnftrWms 6, 686-691. Alr.hluuzuman, M. (1991) I'IS«t ~.,.i tlK 6""'th t1f Quel'l:us robur. Unpublidlcd MaD thesis, Un~rsity of London. Alennder, H.M. & AnlOnovics, ,. (1988) Disease: spread and population dynamics of anther smur infection of Silen, Rib,. causoed by the fungus Usti/1IgfJ rio/lluR'. jtnlnud IIf &oWBJ 76, 91-104. Alexander, H.M. & Burdon, '.J. (1984) The clfeci of disoeasc induced by AlbJIBG 'IlMUh (whire ruSl) and PV'OtIMperw ptmuirie. (downy mildew) on the survival and rcprodlKtion of CllpI,llA InInll•ptutllris (Shepherd's purse). 0«1I!qJiIJ 64, 314-318. Alexander, I.). (1983) The significance of cetom~orrhi. us in the nitrogen cycle. In N~IU u ~.-I Fount' (F.ds ).A. 1,«, S. McNeill & I.H. Rorison). pp.69-93. Blackwell Scientific Public:ltions, Oxford. Allen, E.B. & Allen, M.F. (1990) The mediation of compclition b)' m)'corrhiUoC in successional and pouchy environments. In Pn-spati'HS 1m PlAnt CIImpuiri8n