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Browsing by Author "Higgins, SI"

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  • Robertson, MP; Villet, MH; Fairbanks, DHK; Henderson, L; Higgins, SI; Hoffmann, JH; Le Maitre, David C; Palmer, AR; Riggs, I; Shackleton, CM; Zimmermann, HG (Academy of Science of South Africa, 2003-01)
    Every country has weed species whose presence conflicts in some way with human management objectives and needs. Resources for research and control are limited, so priority should be given to species that are the biggest ...
  • Lehmann, CER; Anderson, TM; Sankaran, M; Higgins, SI; Archibald, S; Hoffmann, WA; Hanan, NP; Williams, RJ; Fensham, RJ; Felfili, J; Hutley, LB; Ratnam, J; San Jose, J; Montes, R; Franklin, D; Russell-Smith, J; Ryan, CM; Durigan, G; Hiernaux, P; Haidar, R; Bowman, DMJS; Bond, WJ (American Association for the Advancement of Science, 2014-01)
    Ecologists have long sought to understand the factors controlling the structure of savanna vegetation. Using data from 2154 sites in savannas across Africa, Australia, and South America, we found that increasing moisture ...
  • Ratnam, J; Bond, WJ; Fensham, RJ; Hoffmann, WA; Archibald, S; Lehmann, CER; Anderson, MT; Higgins, SI; Sankaran, M (Blackwell Publishing, 2011-09)
    Savannas are defined based on vegetation structure, the central concept being a discontinuous tree cover in a continuous grass understorey. However, at the high-rainfall end of the tropical savanna biome, where heavily ...