Some Problems of Methodology
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It is well known that experiments ought to be repeated and should have proper controls. If possible the results should be subjected to a statistical analysis and the conclusions should only be based on differences which are significant in terms of an accepted probability level. In this chapter, I do not want to reiterate these important but often commented subjects. Instead, I deal first with the general context of field experiments in the science of ecology and then embark on some very practical problems which arise when cages are used as experimental technique to separate predator from prey on the tidal flats.
KeywordsTidal Flat Benthic Prey Interventionist Experiment Predator Exclusion Partial Cage
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