Search Results - "TODD, D.E. JR"

Precipitation change and soil leaching: field results and simulations from Walker Branch Watershed, Tennessee by Johnson, D.W, Hanson, P.J, Todd, D.E. Jr, Susfalk, R.B, Trettin, C.F

“…To investigate the potential effects of changing precipitation on a deciduous forest ecosystem, an experiment was established on Walker Branch Watershed,…”
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Soil Carbon and Nitrogen Changes in Forests of Walker Branch Watershed, 1972 to 2004 by Johnson, D.W, Todd, D.E. Jr, Trettin, C.F, Sedinger, J.S

“…Changes in soil C and N concentrations and contents in four samplings during a 32-yr period on Walker Branch watershed in Tennessee were determined and…”
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Decadal Changes in Potassium, Calcium, and Magnesium in a Deciduous Forest Soil by Johnson, D.W, Todd, D.E. Jr, Trettin, C.F, Mulholland, P.J

“…Decadal changes in soil exchangeable K+, Ca2+, and Mg2+ concentrations and contents from 1972 to 2004 in eight intensively monitored plots on Walker Branch…”
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Effects of throughfall manipulation on soil nutrient status: results of 12 years of sustained wet and dry treatments by JOHNSON, D.W, TODD, D.E. JR, HANSON, P.J

“…To investigate the potential effects of changing precipitation on forest ecosystems, the Throughfall Displacement Experiment (TDE) was established on Walker…”
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Harvesting effects on long-term changes in nutrient pools of mixed oak forest by Johnson, D.W. (Desert Research Institute, Reno, NV.), Todd, D.E. Jr

“…The effects of sawlog harvesting (SAW) vs. whole-tree harvesting (WTH) on C and nutrient budgets of a mixed oak forest near Oak Ridge, TN, were assessed by…”
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effects of throughfall manipulation on soil leaching in a decisuous forest by Johnson, D.W, Hanson, P.J, Todd, D.E. Jr

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Short-Term Recovery of Ammonium-15Nitrogen Applied to a Temperate Forest Inceptisol and Ultisol in East Tennessee, USA by Garten, C.T. Jr, Brice, D.J, Todd, D.E. Jr

“…The short-term fate and retention of ammonium (NH4)-15nitrogen (N) applied to two types of forest soils in east Tennessee was investigated. Four ridgetop…”
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Forest Nutrient and Carbon Pools at Walker Branch Watershed Changes during a 21‐Year Period by Trettin, C. C., Johnson, D. W., Todd, D. E.

“…A 21‐yr perspective on changes in nutrient and C pools on undisturbed upland forest sites is provided. Plots originally representing four cover types have been…”
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The Effects of Throughfall Manipulation on Soil Leaching in a Deciduous Forest by Johnson, D.W., Hanson, P.J., Todd, D.E.

“…ABSTRACT The effects of changing precipitation on soil leaching in a deciduous forest were examined by experimentally manipulating throughfall fluxes in the…”
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