14313 Competitive effects of grasses and woody plants in mixed-grass prairie Peltzer D.A. and Kochy M. Joumal of Ecology 2001 89/4 (519527) 1. ... Journal rrIa#39; Er-nlogv IUOI 249/4 (6604119) I. We develop and test a game-theoretic model for considering the effects of intra- and ... Woody plant colonization of grasslands without fire is widely known in mediterranean-climate regions. yet few generalitiesanbsp;...