A model of floating vs. submerged plant dominance in shallow aquatic
systems, after Scheffeer et al. (2003). For use with
deSolve package. Floating plants are better competitors for light, as long as submerged plants cannot drive down nitrogen levels.
the time point for a realization of the integration.
the vector of populations, at each time t.
a vector or list containing the necessary parameters.
Returns a list of length one which is the vector of the rates of increase (required by
Hank Stevens <HStevens@muohio.edu>
Scheffer, M., Szabo, S., Gragnani, A., van Nes, E.H., Rinaldi, S., Kautsky, N., Norberg, J., Roijackers, R.M.M. and Franken, R.J.M. (2003) Floating plant dominance as a stable state. Proceeding of the National Academy of Sciences, U.S.A., 100, 4040–4045.
Stevens, M.H.H. (2009) A Primer of Ecology with R. Use R! Series. Springer.
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