<style face="normal" font="default" size="100%">Do Nutrient Limitation Patterns Shift from Nitrogen Toward Phosphorus with Increasing Nitrogen Deposition Across the Northeastern United States?</style>

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<style face="normal" font="default" size="100%">Do Nutrient Limitation Patterns Shift from Nitrogen Toward Phosphorus with Increasing Nitrogen Deposition Across the Northeastern United States?</style>

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<style face="normal" font="default" size="100%">Long-Term Integrated Studies Show Complex and Surprising Effects of Climate Change in the Northern Hardwood Forest</style>

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<style face="normal" font="default" size="100%">Effects of nitrogen deposition and empirical nitrogen critical loads for ecoregions of the United States</style>

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<style face="normal" font="default" size="100%">Setting limits: Using air pollution thresholds to protect and restore U.S. ecosystems</style>

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<style face="normal" font="default" size="100%">Assessment of effects of N deposition and empirical critical loads for nitrogen for ecoregions of the United States</style>

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<style face="normal" font="default" size="100%">Calcium Additions and Microbial Nitrogen Cycle Processes in a Northern Hardwood Forest</style>

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<style face="normal" font="default" size="100%">Regional assessment of N saturation using foliar and root delta N-15</style>

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<style face="normal" font="default" size="100%">A new governance structure for the Hubbard Brook Ecosystem Study</style>

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<style face="normal" font="default" size="100%">Climatic control of nitrate loss from forested watersheds in the Northeast United States</style>

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<style face="normal" font="default" size="100%">Patterns of nitrate loss from a chronosequence of clear-cut watersheds</style>