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Byron B. Lamont, Rosemarie G. Rees, E. T. F. Witkowski, Victoria A. Whitten, Comparative Size, Fecundity and Ecophysiology of Roadside Plants of Banksia hookeriana, Journal of Applied Ecology, Vol. 31, No. 1 (Feb., 1994), pp. 137-144
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Lamont et al. (1994) studied this question.
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