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Question: plants vary widely in how they allocate biomass to roots...

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Plants vary widely in how they allocate biomass to roots, leaves and stems. Two key measures of plant allocation in an ecosystem context are leaf area index (LAl) and the root to shoot ratio. a) Define each of these measures and discuss how variation in each measure can influence net primary production (NPP) b) Pick one of the measures and discuss how and why you would expect it to vary in relation to an abiotic factor of your choice. Underline the abiotic factor you choose.
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