Answers are grounded in this paper and cite their sources.
Helen Miller Alexander, Epidemiology of Anther-Smut Infection of Silene Alba Caused by Ustilago Violacea: Patterns of Spore Deposition and Disease Incidence, Journal of Ecology, Vol. 78, No. 1 (Mar., 1990), pp. 166-179
No takes yet. Share an insight, caveat, or question.
Helen M. Alexander (1990) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: