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Year 2006 Remove constraint 2006: 2006 Subjects microbial activity Remove constraint microbial activity: microbial activity
Displaying items 1 - 10 of 22 start over

1. 14C Cycling in lignocellulose-amended soils: predicting long-term C fate from short-term indicators

Description:
Includes references
Author:
Bailey, V.L. , Smith, J.L. , Bolton, H. Jr.
Subject:
carbon sequestration , lignocellulose , soil amendments , biogeochemical cycles , forest soils , grassland soils , agricultural soils , prairie soils , nitrogen fertilizers , stable isotopes , tillage , soil microorganisms , soil respiration , microbial activity , biodegradation , mineralization , Washington , Illinois , Alabama
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

2. Assay for fluorescein diacetate hydrolytic activity: Optimization for soil samples

Description:
Includes references
Author:
Green, V.S. , Stott, D.E. , Diack, M.
Subject:
soil microorganisms , soil enzymes , enzyme activity , enzyme kinetics , bioassays , microbial activity , hydrolysis , clay soils , silt loam soils , sandy loam soils , Texas
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

3. Biomarker analysis of microbial diversity in sediments of a saline groundwater seep of Salt Basin, Nebraska

Description:
Includes references
Author:
Fang, Jiasong , Chan, Olivia , Joeckel, R.M. , Huang, Yongsong , Wang, Yi , Bazylinski, Dennis A. , Moorman, Thomas B. , Ang Clement, Barbara J.
Subject:
sediments , basins , saline water , groundwater , microbial activity , sulfate-reducing bacteria , glycolipids , phospholipids , lipopolysaccharides , fatty acids , Green sulfur bacteria , Chromatiaceae , Cyanobacteria , hydrocarbons , Ciliophora , microorganisms , microalgae , biomarkers , alkalinity , biogeochemistry , photosynthetic bacteria , Nebraska
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

4. Calcium Additions and Microbial Nitrogen Cycle Processes in a Northern Hardwood Forest

Description:
Includes references
Author:
Groffman, Peter M. , Fisk, Melany C. , Driscoll, Charles T. , Likens, Gene E. , Fahey, Timothy J. , Eagar, Christopher , Pardo, Linda H.
Subject:
forest soils , hardwood forests , calcium , leaching , acid deposition , soil respiration , gas emissions , carbon dioxide , methane , nitrous oxide , soil pH , cations , nitrogen , mineralization , nitrification , carbon , soil microorganisms , microbial activity , soil chemistry , biogeochemical cycles , soil-atmosphere interactions , watersheds , foliar uptake , phosphorus , New Hampshire
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

5. Changes in soil biological activities under reduced soil pH during Thlaspi caerulescens phytoextraction

Description:
Includes references
Author:
Wang, A.S. , Angle, J.S. , Chaney, R.L. , Delorme, T.A. , McIntosh, M.
Subject:
soil pollution , polluted soils , cadmium , zinc , heavy metals , agricultural soils , phytoremediation , Thlaspi caerulescens , hyperaccumulators , soil microorganisms , microbial activity , soil pH , soil enzymes , enzyme activity , nitrification , soil respiration , Pennsylvania
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

6. Contrasting Effects of Dissimilatory Iron(III) and Arsenic(V) Reduction on Arsenic Retention and Transport

Description:
Includes references
Author:
Kocar, Benjamin D. , Herbel, Mitchell J. , Tufano, Katherine J. , Fendorf, Scott
Subject:
iron , reduction , arsenic , pollutants , soil transport processes , iron hydroxides , groundwater contamination , Shewanella putrefaciens , Sulfurospirillum barnesii , strains , microbial activity , ferrihydrite , biotransformation , desorption , soil pollution , laboratories
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

7. Conversion of agricultural feedstock and coproducts into poly(hydroxyalkanoates)

Description:
Includes references
Author:
Solaiman, Daniel K. Y. , Ashby, Richard D. , Foglia, Thomas A. , Marmer, William N.
Subject:
polyhydroxyalkanoates , polyesters , biopolymers , biobased products , renewable resources , fermentation , multigene family , microbial activity , plant byproducts , literature reviews
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

8. Cropping system effects on soil biological characteristics in the Great Plains

Description:
Includes references
Author:
Liebig, M. , Carpenter-Boggs, L. , Johnson, J.M.F. , Wright, S. , Barbour, N.
Subject:
biological activity in soil , agricultural soils , dryland farming , cropping systems , soil microorganisms , microbial activity , soil quality , no-tillage , cropping sequence , aggregate stability , glomalin , fallow , temporal variation , soil management , conventional tillage , Great Plains region
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

9. Effects of condensed tannins supplementation level on weight gain and in vitro and in vivo bloat precursors in steers grazing winter wheat

Description:
Includes references
Author:
Min, B.R. , Pinchak, W.E. , Anderson, R.C. , Fulford, J.D. , Puchala, R.
Subject:
gas production (biological) , beef cattle , steers , grazing , Triticum aestivum , winter wheat , pastures , forage crops , proanthocyanidins , feed supplements , liveweight gain , bloat , rumen fluids , in vitro studies , methane , cattle diseases , biofilm , protein content , microbial activity
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

10. Fate of Nitrogen-15 in a Perennial Ryegrass Seed Field and Herbaceous Riparian Area

Description:
Includes references
Author:
Davis, J.H. , Griffith, S.M. , Horwath, W.R. , Steiner, J.J. , Myrold, D.D.
Subject:
nitrogen , losses from soil , riparian areas , Lolium perenne , nitrates , ammonium compounds , microbial activity , soil microorganisms , planting seed , nutrient uptake , agricultural land , fields , nitrogen fertilizers , nitrogen balance , isotope labeling , Oregon
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006