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Search Results for "duval bd"

9 search results found for “duval bd”.

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Molybdenum (Mo) is critical for the function of enzymes related to nitrogen cycling. Concentrations of Mo are very low in...
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 Organisms acquire some elements from the environment with ease.  Diffusion alone often provides enough carbon dioxide, oxygen and water.  But...
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The distribution of contaminant elements within ecosystems is an environmental concern because of these elements’ potential toxicity to animals and...
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Elevated CO2 is expected to lower plant nutrient concentrations via carbohydrate dilution and increased nutrient use efficiency. Elevated CO2 consistently...
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The effects of elevated CO2 on ecosystem element stocks are equivocal, in part because cumulative effects of CO2 on element...
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Uncertainty surrounds belowground plant responses to rising atmospheric CO2 because roots are difficult to measure, requiring frequent monitoring as a...
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Rising atmospheric carbon dioxide (CO2) could alter the carbon (C) and nitrogen (N) content of ecosystems, yet the magnitude of...
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Disturbance affects most terrestrial ecosystems and has the potential to shape their responses to chronic environmental change. Scrub-oak vegetation regenerating...
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Rising atmospheric CO2 concentrations may alter the nitrogen (N) content of ecosystems by changing N inputs and N losses, but...