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(a,c) Small-amplitude cycles and (b,d) large-amplitude cycles in the Daphnia population model of table 2. Populations are in (a,b). (c,d) The relationship between instantaneous juvenile stage duration and an estimate of the cycle period for each type of cycle. (a,b) Long-dash line, F×100; short-dash line, juvenile; solid line, adult. (c,d) Dashed line, stage duration; solid line, cycle period.
