Search Results - "Schwintzer, Christa R."

Truncated hemoglobins in Frankia CcI3: effects of nitrogen source, oxygen concentration, and nitric oxide by Coats, Vanessa, Schwintzer, Christa R, Tjepkema, John D

“…Frankia strain CcI3 produces 2 truncated hemoglobins, HbN and HbO. Using ion-exchange chromatography, we characterized the expression of the relative amounts…”
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Hemoglobin in Frankia, a Nitrogen-Fixing Actinomycete by TJEPKEMA, John D, CASHON, Robert E, BECKWITH, Jason, SCHWINTZER, Christa R

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Rapid N2 fixation in pines? Results of a Maine field study by Barkmann, Jan, Schwintzer, Christa R.

“…A recent study of the nitrogen budgets of pitch pines (Pinus rigida Mill.) and red pines (P. resinosa Ait.) growing in model ecosystems in New Hampshire (USA)…”
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Nitrogenase activity in composting horse bedding and leaves by Schwintzer, Christa R., Tjepkema, John D., Seekins, Bill

“…To date little or no nitrogen fixation has been found in composting materials. However, some materials have high C:N ratios and thus might be expected to…”
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Hemoglobin in five genetically diverse Frankia strains by Beckwith, Jason, Tjepkema, John D, Cashon, Robert E, Schwintzer, Christa R, Tisa, Louis S

“…Five strains of Frankia were selected to represent a wide range of genetic diversity and examined for presence of hemoglobin. All five strains produced…”
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Factors affecting formation of cluster roots in Myrica gale seedlings in water culture by CROCKER, LAURA J., SCHWINTZER, CHRISTA R.

“…The effect of nutrient deficiency, aeration, phosphorus supply, and nitrogen source on the formation of cluster (proteoid) roots was examined in Myrica gale…”
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The acetylene-induced decline in nitrogenase activity in root nodules of Elaeagnus angustifolia by Johnson, G.V. (New Mexico Univ., Albuquerque, NM (USA). Dept. of Biology), Schwintzer, C.R, Tjepkema, J.D

“…The rate of C₂H₂ reduction by nodulated seedlings of Elaeagnus angustifolia (Russian olive) was followed as a function of time. Our goals were to: 1) determine…”
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Factors Affecting the Acetylene-Induced Decline during Nitrogenase Assays in Root Nodules of Myrica gale L by Tjepkema, John D., Schwintzer, Christa R.

“…Our goal was to determine why the rate of acetylene reduction by nodules of actinorhizal plants declines after an initial peak value. The decline was…”
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Effect of spring flooding on endophyte differentiation, nitrogenase activity, root growth and shoot growth inMyrica gale by Schwintzer, Christa R.

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Nitrogen fixation by Myrica gale root nodules Massachusetts wetland by Schwintzer, C.R

“…Nitrogenase activity was measured by acetylene reduction in excised Myrica gale nodules collected throughout the growing season at two sites associated with a…”
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Distribution of spore-positive and spore-negative nodules ofAlnus incana ssp.rugosa in Maine, USA by Holman, Rosanne M., Schwintzer, Christa R.

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Time course of acetylene reduction in nodules of five actinorhizal genera by Tjepkema, J.D, Schwintzer, C.R, Monz, C.A

“…The rate of acetylene reduction was measured as a function of time after addition of 10% acetylene in Alnus, Casuarina, Ceanothus, Datisca, and Myrica. The…”
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Energy budgets and temperatures on nyctinastic leaves on freezing nights by Schwintzer, C.R

“…Temperatures of exposed horizontal and vertical soybean leaves (Glycine max [L.] Merr. var. Chippewa) were measured on calm, clear nights with temperatures…”
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Rapid N sub(2) fixation in pines? Results of a Maine field study by Barkmann, J, Schwintzer, C R

“…A recent study of the nitrogen budgets of pitch pines (Pinus rigida Mill.) and red pines (P. resinosa Ait.) growing in model ecosystems in New Hampshire (USA)…”
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RAPID N 2 FIXATION IN PINES? RESULTS OF A MAINE FIELD STUDY by Barkmann, Jan, Schwintzer, Christa R.

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Factors Affecting the Acetylene to ^{15}\text{N}{}_{2}$ Conversion Ratio in Root Nodules of Myrica gale L by Schwintzer, Christa R., Tjepkema, John D.

“…When nodules of actinorhizal plants are exposed to acetylene, there is often an initial peak rate of acetylene reduction followed by a decline and a partial…”
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Formation of cluster roots and mycorrhizal status of Comptonia peregrina and Myrica pensylvanica in Maine, USA by Hurd, Todd M., Schwintzer, Christa R.

“…Extent of cluster (proteoid) root formation in the field was examined in relation to availability of P and successional status of the site in two actinorhizal,…”
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Formation of cluster roots and mycorrhizal status of Comptonia peregrina and Myrica pensylvanica in Maine, USA by Hurd, T.M, Schwintzer, C.R. (Maine Univ., Orono (USA))

“…Abstract only…”
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Factors Affecting the Acetylene-Induced Decline during Nitrogenase Assays in Root Nodules of Myrica gale L. 1 by Tjepkema, John D., Schwintzer, Christa R.

“…Our goal was to determine why the rate of acetylene reduction by nodules of actinorhizal plants declines after an initial peak value. The decline was…”
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Production, decomposition, and nitrogen dynamics ofMyrica gale litter by Schwintzer, Christa R.

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