Exotic Brome-Grasses in Arid and Semiarid Ecosystems of the Western US

175 Hamilton et al. ( 2005 ) suggested that introduced plants with low seed mass are likely to be successful invaders in areas d ...

176 near-average or slightly above-average seed mass are more likely to be pests (weeds) than those with very light or very heav ...

177 In perennial section Bromopsis , widely introduced and weedy species are either polyploid or both diploid and polyploid. The ...

178 6.3.6 Human Use and Cultivar Availability (Hypotheses 7 and 8) Hypotheses 7 and 8 (Table 6.2 ) state that species that are u ...

179 Fig. 6.6 Number of species in different categories of human use or cultivar availability in each section of the Bromus genus ...

180 escaped from cultivation in a number of regions and have become ruderal and environmental weeds (Randall 2007 ; Wu et al. 20 ...

181 Fig. 6.7 Frequency distribution of minimum, maximum, and range (maximum–minimum) of mean annual temperatures for all species ...

182 Fig. 6.8 Frequency distribution of minimum, maximum, and range (maximum–minimum) of annual mean precipitation for all specie ...

183 6.4 Management Implications A number of Bromus grasses that have been introduced into the Western United States have become ...

184 Table 6.5 Species of concern in the Western United States Species categorized as invasive and present in the Western United ...

185 in their native ranges that have been introduced into North America. Thus, their ecology in their native ranges forecasts th ...

186 Angelo R, Boufford DE (2013) Atlas of the fl ora of New England. http://neatlas.org/index.html. Accessed 23 Jun 2013 Armstro ...

187 GBIF (2013) Global biodiversity information facility. http://www.gbif.org. Accessed 1 Jan 1–28 Feb 2013 through Osborne et a ...

188 May KW, Willms WD, Stout DG, Coulman B, Fairey NA, Hall JW (1999) Seed yield of three Bromus species native to western Canad ...

189 and recovery in a changing world, 6–8 June 2006. Gen Tech Rep RMRS-P-52. USDA, Forest Service, Rocky Mountain Research Stati ...

190 Stace C, van der Meijden, de Kort I (eds) (2005) Rye Brome. Interactive fl ora of Northwest Europe. http://wbd.etibioinforma ...

191 Wood TE, Doherty K, Padgett W (2015) Development of native plant materials for restoration and rehabilitation of Colorado pl ...

© Springer International Publishing Switzerland 2016 M.J. Germino et al. (eds.), Exotic Brome-Grasses in Arid and Semiarid Ecosy ...

194 Keywords Biocontrol • Epidemic disease • Stand failure • Seed bank dynamics • Soilborne pathogen 7.1 Introduction Monocultur ...

195 have speculated about their importance in regulating stand dynamics. Piemeisel ( 1938 ) was among the fi rst to document B. ...