436

Impact of Long-Term Tillage and Crop Rotations on Soil Microbial Communities.

Ma. del Carmen A. Gonzalez-Chavez, Colegio de Postgraduados; Terry J. Gentry, Texas A&M University; Richard Loeppert, Texas A&M University; David Zuberer, Texas A&M University - Soil & Crop Sciences; Frank M. Hons, Texas AgriLife Research

746-2

437

Effect of Cropping Systems on Enzyme Activity in a Marvyn Sandy Loam Soil.

Said A. Hamido, Tuskegee University; Kokoasse Kpomblekou-A, Tuskegee University

746-3

438

Relationships Between Arbuscular Mycorrhizal Fungi, Soil Aggregate Turnover and Bacterial Communities.

Daniel L. Mummey, The University of Montana; Carl Rosier, The University of Montana; Matthias C. Rillig, Freie Universitaet Berlin

746-4

439

Soil Aggregate and Organic Carbon Modeling.

Fugen Dou, University of California, Davis; Steven De Gryze, University of California, Davis; Karolien Denef, University of Gent; Mac Post, Oak Ridge National Laboratory; Johan Six, University of California, Davis

746-5

440

Soil Microbial Communities and Activities Under Different Orchard Floor Management Systems in Oregon Sweet Cherry Orchards.

Jennifer Moore-Kucera, Oregon State University; Veronica Acosta-Martinez, USDA-ARS; Anita Azarenko, Oregon State University

746-6

441

Impacts of Grassland/arable Crop Conversion on Soil C Pools, Gross N Fluxes and the Denitrifying Community.

Sylvie Recous, INRA; Eleonore Attard, CNRS-Univ Lyon I - INRA; Xavier Le Roux, CNRS-Univ Lyon I - INRA; Abad Chabbi, INRA

746-7

442

Nutritional Values of Cowpea Genotypes as Influenced by Bradyrhizoia in the Delmarva Region.

Robert Dadson, University of Maryland Eastern Shore; Iqbal Javaid, University of Maryland Eastern Shore; Fawzy Hashem, University of Maryland Eastern Shore; Jagmohan Joshi, University of Maryland Eastern Shore; Thomas Devine, USDA

746-8

443

Linking Soil Structure and Soil Habitat at Scales Appropriate to Microinvertebrates and Ecological Function.

Thomas R. Weicht, University of Vermont; Josef Gorres, University of Rhode Island; Deborah Neher, University of Vermont

746-9

444

Microbial Parameters Related to Soil Quality in Growing Media Assembled from Different Quarry Materials and Organic Amendments.

Aida Jimenez-Esquilin, USDA-ARS-AFSRC; Amir Hass, USDA-ARS-AFSRC

746-10

445

Soil Microbial Community Response to Controlled-Release Urea in Western Canada.

Newton Lupwayi, Agriculture and Agri-Food Canada; Yoong Soon, Agriculture and Agri-Food Canada; George Clayton, Agriculture and Agri-Food Canada; Shabtai Bittman, Agriculture and Agri-Food Canada; Sukhdev Malhi, Agriculture and Agri-Food Canada; Cynthia Grant, Agriculture and Agri-Food Canada

746-11

446

Ultrasonic Aggregate Stability Assessment of Soils on Drastically Disturbed Hillslopes: Constituent Particle-size Distribution and Associated Organic Matter in Water-stable Macroaggregates.

A. Fristensky, University of California, Davis; V.A. Klaassen, University of California-Davis; V.P. Claassen, University of California-Davis

746-12

447

Metolachlor and Tillage Impacts on Microbial Dynamics during a Cotton Growing Season.

Paul White, USDA-ARS Southeast Watershed Laboratory; Tom Potter, USDA-ARS Southeast Watershed Laboratory; Tim Strickland, USDA-ARS Southeast Watershed Laboratory

746-13

448

Effect of Changes in Amount and Seasonality of Rainfall on Soil Carbon and Cation Nutrient Composition.

Asmeret Asefaw Berhe, University of California-Berkeley; Jillian F. Banfield, University of California, Berkeley

746-14

449

Pyrene Biodegradation in Two Soils.

Duane C. Wolf, University of Arkansas; Kaaron J. Davis, University of Arkansas; John D. Mattice, University of Arkansas; Seong-Jae Kim, National Center for Toxicological Research; Oh-Gew Kweon, National Center for Toxicological Research; Carl E. Cerniglia, National Center for Toxicological Research; Greg J. Thoma, University of Arkansas

746-15

450

Chemistry of Soil Solution and Runoff from Turfgrass Irrigated with Sodic Water.

Tony Provin, Texas AgriLife Extension Service; David Zuberer, Texas AgriLife Research; Frank M. Hons, Texas AgriLife Research

746-16

451

Nitrogen Mineralization in a Semiarid Silt Loam Soil in the Pacific Northwest.

S.L. Albrecht, USDA-ARS; D.S. Long, USDA-ARS

746-17

452

Effects of Prairie Restoration on Soil Quality Indicators.

Robert Kremer, USDA-ARS; Stephen H. Anderson, Dept. of Soil, Environmental and Atmospheric Sciences

746-18

453

Assessment of Labile and Recalcitrant Carbon Fractions in Bulk Soils of a Secondary Forest.

Shade Adisa, Lincoln University; Nigel Hoilett, Lincoln University; Nsalambi Nkongolo, Lincoln University; Robert Paro, Lincoln University

746-19

454

Long-Term Impacts of Management Systems on Soil Carbohydrate and Glomalin-Related Soil Proteins.

Ma. del Carmen A. Gonzalez-Chavez, Colegio de Postgraduados; Richard Loeppert, Texas A&M University; Frank M. Hons, Texas A&M University; Jacqueline Aitkenhead-Peterson, Texas A&M University; David Zuberer, Texas A&M University

746-20

455

Impact of Rare Earth Elements on C,N, and P Mineralization.

Curtis Dell, USDA-ARS Pasture Systems & Watershed Mgmt Research Unit; Bart Moyer, USDA-ARS Pasture Systems & Watershed Mgmt Research Unit; Peter Kleinman, USDA-ARS Pasture Systems & Watershed Mgmt Research Unit

746-21

456

Soil Tillage Effects on the Contributions of Soil and Plant C Pools to CO₂ Emissions.

Ravindra Ramnarine, University of Guelph; R. Paul Voroney, University of Guelph

746-22

457

Carbon Stabilization in Oxisol and Mollisol under Long-Term No-Till.

Rodrigo Nicoloso, Kansas State University; Charles W. Rice, Kansas State University; Claudia Costa, Kansas State University; Telmo Amado, Kansas State University; Ganga Hettiarachchi, Kansas State University; Miguel Arango, Kansas State University

746-23

458

Deep Soil Carbon and Nitrogen Stocks in Long-Term No-Till.

Telmo Amado, Kansas State University; Rodrigo Nicoloso, Kansas State University; Charles W. Rice, Kansas State University; Claudia Costa, Kansas State University; Miguel Arango, Kansas State University; Habib Diop, Kansas State University

2008 Joint Annual Meeting (5-9 Oct. 2008): Soil Biology: Implications to Carbon and Nitrogen Dynamics (Posters)

746 Soil Biology: Implications to Carbon and Nitrogen Dynamics (Posters)