Lesson 12 - Alaska Geobotany Center
Lesson 12 - Alaska Geobotany Center
Lesson 12 - Alaska Geobotany Center
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Association Approach• Fig. 8-1, p. 183, BBPGSVegetation occurs indiscreetrecognizable units.Several species cooccuralong theenvironmentalgradient.Ecotones are rathernarrow portions ofthe gradient.Ecologists focus onclassification ofplant communitiesoften have this view.