Evolutionarily stable germination strategies with time-correlated yield |
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Authors: | Valleriani Angelo |
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Affiliation: | Max Planck Institute of Colloids and Interfaces, Theory Division D-14424 Potsdam, Germany. angelo.valleriani@mpikg.mpg.de |
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Abstract: | We investigate the effect of auto-correlated yield on the evolutionarily stable germination fraction of dormant seeds. By using both analytics and numerics, we first show that in a regime of small fluctuations a positive correlation reduces dormancy and a negative correlation enhances dormancy. By extending the numerical analysis we also show that in the regime of large fluctuations a more complex picture emerges where also negative correlations can reduce dormancy. |
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Keywords: | Delayed germination Environmental stochasticity Auto-correlation Dormancy Seed bank Evolutionarily stable strategy |
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