%0 Journal Article %J BioScience %D 1991 %T Regional analysis of the central Great Plains %A Burke, I.C. %A Kittel, T.G.F. %A Lauenroth, W.K. %A Snook, P. %A Yonker, C.M. %A Parton, W.J. %B BioScience %V 41 %P 685 -692 %G eng %M KNZ00310 %R http://www.jstor.org/stable/1311763