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O'Brien, D.
Crop Sequence Effects On Wheat Water Use, Productivity and Economic Returns.
O'Brien, E. E.
Tragedy of the Commons in the Field.
O'Bryan, K.
Narrow-Row Corn Production – When Does It Increase Yields?.
O'Connor, G. A.
Agronomic Effectiveness and Environmental Risk of Phosphorus in Biosolids.
O'Connor, G.
Fluctuating Water Table Effects On Phosphorus Release and Availability From a Florida Spodosol.,
Management of Municipal Biosolids Affects Organic Nitrogen Mineralization and Elephantgrass Yield.,
Utilization of Biomass and Forage Crops to Remediate P-Impacted Soils in Florida.,
Retention-Release Characteristics of Triclocarban and Triclosan in Biosolids, Soils, and Biosolids-Amended Soils.
O'Donnell, T. K.
Representative Elementary Area Determinations through Digital Photography, Image Analysis, and Soil Color.,
Quantification of Soil Redoximorphic Features by Standardized Color Identification.
O'Geen, A.
Scaling Soil Survey Data in the Sierra Foothills for Detailed Soil Resource Inventory, Mapping, and Interpretation.,
Sulfide Induced Mobilization of Phosphorus in Constructed Wetland Soils: Iron, Sulfide, Phosphate Interactions.,
Development and Cooperator Testing of An Active Carbon Field Kit.,
Endogenous and Exogenous Carbon Sequestration in a Constructed Flow-through Wetland Receiving Agricultural Runoff.,
Use of Constructed Wetlands to Remove Pesticides in Irrigation Tailwater.,
Development of Geographic Nutrient Management Regions for Winegrapes Based On Soil-Landscape Characteristics.,
Soil Mineralogy and Potassium Supply in Lodi Winegrape District Soils.,
Spatial Variability of Soil K Fixation within Vineyards of California's Lodi Winegrape District.,
Variation of Soil Properties On Alluvium From Three Rivers in the Lodi Wingrape District.
O'Geen, A.
Evaluating Spatial Relationships Between Soil Properties and Terrain Attributes in An Oak Woodland Catchment.,
The Role of Soil Stratigraphy and Soil Moisture Dynamics On Stream Flow in a Mediterranean Catchment.
O'Halloran, I.
Estimating Dissolved Phosphorus Concentrations in Sub-Surface Flow From Six Major Ontario Soil Series.
O'Halloren, I.
Development of An Environmental Soil P Test for Ontario, Canada.,
Determination of Manure P Source Coefficients in Ontario Soils.
O'Reilly, K. A.
Cover Crops: Nitrogen, Weeds, Insects, Disease, Soil Quality, and Economics.,
Cover Crop Nitrogen Cycling in a Sweet Corn Rotation.
O'Shaughnessy, S.
Aerodynamic Temperature Derived From Flux-Profile Measurements and Two-Source Model Predictions Over a Cotton Row Crop in An Advective Environment.
Oad, F. C.
Comparisons of Organic Grain Cropping Systems in Kentucky.
Oard, J.
RiceCAP: Progress in Identifying QTL for Sheath Blight Resistance and Milling Yield.
Obendorf, R.
Buckwheat Fagopyritols: NIDDM (Non-Insulin-Dependent Diabetes Mellitus) and PCOS (Polycystic Ovary Syndrome).
Obert, D.
Agronomic Practices to Improve Winter Hardiness of Two-Rowed Winter Malt Barley.
Obour, A.
Fluctuating Water Table Effects On Phosphorus Release and Availability From a Florida Spodosol.
Obreza, T.
Characterization of Nitrogen Release Properties of Slow-Release Fertilizers.,
Fertilizer BMPs in the Humid Southeastern US.,
Characterization and Amelioration of Yield-Limiting Soil Variability in Florida Citrus Production.
OBrien, J.
Southeast Climate Consortium – A Multi-Disciplinary, Multi-Institutional Program to Deliver Climate Services to Agricultural and Water Managers.
Obuchi, A.
Increase in Hydrophobicity of Andisol Under Soil Surface Heating.
Ochiai, H.
Enhancement of Greenhouse Gas Emissions by Hot Water Application for Soil Sterilization.
Ochiai, H.
Measurement of Oil and Water Contents In Oil-Contaminated Soil with a Thermo-Time Domain Reflectometry Probe.
Ochoa, C.
Water Fluxes through the Vadose Zone of An Onion Field.,
Field Data Analyisis and Simulation of Water Transport through a Shallow Vadose Zone.,
Field Measurements and Simulation of Deep Percolation in Two Different Soils.
Ochsner, T.
Does a Winter Rye Cover Crop Effect Soil Physical Structure?.,
Cover Cropping Winter Rye After Corn Silage and Effects On Water Quality, Soil Nutrient Status, and Forage Yield.,
Temporal Dynamics of Soil Water Under Corn, Soybean, and Kura Clover.
Ochsner, W.
Urea Fertilizer Decreases N2o Emissions Compared to Anhydrous Ammonia in Corn Cropping Systems in Minnesota.,
Vehicle Impacts On Vegetation at Camp Atterbury.
Odera, J. T. Jr.
Sustainable Soil Fertility Management Alternatives and Approaches for Small Scale Farmers in Africa.
Odom, K. R.
WATER - A Water-Assessment Decision Tool for Environmental Regulators.
Odom, L.
Effect of Cotton Plant Genetically Modified with An Antimicrobial Synthetic Peptide D4E1 On Soil Microbial Diversity and Enzyme Activity.
Oehlke, B.
Quaternary Glacial Mapping Using Soil Survey Information.
Oenema, O.
Towards An Agronomic Assessment of N2O Emissions.
Oenema, O.
Application Method and Timing Can Increase the NFRV of Cattle Slurry On Grassland.
Ogbonnaya, F.
Enhancing Durability of Stem Rust Resistance in Spring Bread Wheat in Central and West Asia and North Africa (CWANA) Region.
Ogden, L.
Effect of Cotton Plant Genetically Modified with An Antimicrobial Synthetic Peptide D4E1 On Soil Microbial Diversity and Enzyme Activity.
Ogg, B.
Molecular Markers Associated with Fusarium Wilt Resistance in Common Bean.
Ogg, C.
Mineral Weathering and Iron Segregation in Plinthite-Rich Soils of South Carolina.,
Plinthite--Quantification and Interpretive Importance in Soils of the Southeast U.S.
Ogle, S.
Biomass Yields and Soil Greenhouse Gas Fluxes for Biofuel Cropping Systems in the Central USA.,
Bias in IPCC Methodologies for Assessment of N20 Emissions and NO3 Leaching From Crop Residue.
Ogram, A.
Sulfur-Induced Changes in Extracellular Enzyme Activity in Everglades Soils.
Oh, S. H.
Natural Reseeding of Chinese Milk Vetch(Astragalus sinicus L.) as a Source of Green Manure On Rice in Southern Korea.
Ohashi, T. L.
Multifractal Characterization of Soil Pore Shapes in Aggregates.
Ohlander, L.
The Value of Break Crops for Wheat.
Ohm, H.
Forage Analysis of Wheat, Sorghum, and Corn Cropping Systems.
Ohm, H.
The WheatCAP Project: Genomics for Applied Plant Breeding.,
Mapping QTL for End-Use Quality in Soft Winter Wheat.
Ohno, T.
Fluorescence Spectroscopic Investigation of Tillage, Cropping Management, and Nitrogen Application Effects On Stable and Water-Extractable Organic Matter.
Ojeniyi, S. O.
Comparative Effect of Siam Weed (Chromoleana odorata) and Mexican Sun Flower Weed (Tithonia diversifolia) On Soil Chemical Composition.
Ok, H. C.
Analysis of Isoflavones and Phenolic Compounds and Identification of Free Radical Scavengers in Soybean Seed.
Ok, Y. S.
Change of Cadmium Availability by Soil Amendments in the Paddy Soils.,
Accelerated Metolachlor Degradation in Soil by Zerovalent Iron and Compost Amendments.,
Impact Assessment of Nano-Silver Materials On the Soil Quality Parameters.
Okashah, R.
Genetics of Branching in Sunflower.
Okeyo, D.
Spring and Fall Color of Zoysiagrasses and Associated Freeze Tolerance.,
Zoysiagrass Stolon Growth and Tillering Under Moderate Shade.
Oladeji, O.
Management of Floating Aquatic Vegetation in Farm Canals to Reduce Phosphorus Loads.,
Long-Term Bioavailability and Movement of Cd, Cr, Cu, Pb, Ni and Zn in a Soil Treated with Metal-Contaminated Sewage Sludges.,
Molybdenum Mobility and Bioavailability in Soil 25 Years After Treatment with a Mo-Contaminated Sewage Sludge.,
Evaluation of Flue Gas Desulphurization (FGD) Ash and Fe-Rich Biosolids as Soil Amendments to Remediate Zn Phytotoxicity.
Olanya, O. M.
Soil Phosphatase and Urease Activities Impacted by Cropping Systems and Water Management.,
State and Drivers of Productivity as Components of Cropping System Sustainability.
Olchin, G.
Incorporating Physicochemical Protection by the Soil Matrix Into Biogeochemical Models.
Oldham, J.
Addressing Plant Nutrient Price Volatility in Mississippi Extension Programming.
Oleksyn, J.
Tree Species Drive Differences in Soil Acidity and Soil Carbon in the A Horizon Via Variation in Nutrient Stoichiometry of Different Plant Organs.
Olenscki, M. B.
Biochar Chemistry in a Weathered Tropical Soil: Kinetics and Equilibrium of Phosphorus Sorption and Desorption.
OLIVEIRA, R. L.
The Use of AMMI and GGE Biplot Methods for Evaluation of Tropical Maize Hybrids and Environmental Stratification.
Oliver, L.
Grant Writing: Advanced Approaches and Obvious Secrets for Obtaining Competitive Grant Funding.
Olk, D.
Landscape-Scale Evaluation of a Humic Product in An Iowa Corn Region.,
Overview of the Humic Amendments Session: Current and Future Challenges for the Industry and Researchers.,
Advanced 13C NMR Analysis of the Light Fraction, Particulate Organic Matter, and Humic Acid Fractions From a Corn-Soybean Soil.,
Characterization of Humic-Bound Phosphorus From Corn Soils by Wet Chemistry and Solution P-31 NMR Spectroscopy.
Olsen, C.
Comparison of Soil Tests for Screening Soils for Heavy Metal Contamination.
Olsen, D.
Effect of Elevated CO2 On Cation Sorption in Highly Calcareous Soils.
Olsen, N.
Reducing Pesticides and Increasing Potato Yield by Increasing Time Between Potato Crops.
Olson, A.
Effects of Drilling Mud Physicochemical Properties On Native Prairie Soil and Vegetation.
Olson, B.
Wheat Response to Foliar Applications of Copper and Zinc.,
Crop Sequence Effects On Wheat Water Use, Productivity and Economic Returns.
Olson, K.
Cover Crop and Tillage Affects On Soil Organic Carbon.
Olson, R.
Comparing in Field Distribution for Zinc and Phosphorus in Plant and Soil Resulting From Applications of Composite and Mixed Fertilizers.,
Corn Response to Zinc and Fertilizer Source.
Omer, M.
Genetic Variation and Enhancement for Nutritional Quality in Lentil.
Omielan, J.
Can We Simulate the Impact of Soybean Rust in the South Central Soybean Production Regions of the United States?.,
The Development and Validation of A Simple Yield Loss Prediction Model for Soybean Rust.,
Yield Response of Soybean to Partial and Total Defoliation During the Seed Filling Period.,
Impact of Phakopsora Pachyrhizi Infection On Soybean Leaf Photosynthesis and Radiation Absorption.,
The Influence of Genetic Variation in Disease Susceptibility On the Photosynthetic Competence of Soybean Rust Infected Leaves.
Omoigui, L.
Planting Date and Cultivar Effects On Grain Yield in Dry Land Corn Production.
Oneal, B.
Quaternary Stratigraphy and Pedology of Clear Creek Watershed, Iowa County Iowa.
Onen, H.
Comparison of Different Soil Tillage Systems to Extend the Required Thermal Time for Second Crop Silage Corn Production.,
Alfalfa Suppresses Mugwort (Artemisia vulgaris): Does Allelopathy Play a Role?.
Onto, S.
Breeding and Characterization of Hexaploid Wheats with Nil Levels of Grain Polyphenol Oxidase.
Oosterhuis, D.
Effects of Water-Deficit Stress On Cotton Reproductive Development.,
High Temperature Inhibits Fertilization Efficiency, Carbohydrate Metabolism, and Energy Levels in Cotton Pistils.,
Physiological and Agronomical Effects of Application of Urea with NBPT and DCD On Cotton Grown Under Normal and High Temperatures.
Or, D.
Listening to Imbibition and Drainage - Bursts and Jumps at the Front.,
Identifying New Opportunities to Invigorate Soil Science.
Orloff, S.
Effect of Low Lignin Genes (COMT and CCOMT) On Alfalfa Forage Quality.,
Developing Scenarios for Switchgrass in High Yielding Irrigated Environments.,
Assessment of Phosphorus and Potassium Soil Spatial Variability in Alfalfa Fields in the High Desert and Intermountain Regions of California.,
Using Cored Bale Samples to Assess Alfalfa Nutrient Needs: Possibilities and Limits.
Orndorff, Z.
Impact of Soil Reconstruction Method On Nitrate Accumulation in Forages Grown for Livestock Feed.
Orr, M. J.
Unintended Consequences of Biofuel Feedstock Production On Carbon and Nitrogen Cycle Dynamics Mediated by Soil Biology.
Orr, M. J.
Manufactured Nanomaterials Implications to Soil Microbiological Functions.
Ort, D. R.
Responses of Soybean Cultivars to Elevated CO2 and O3.
Ortega, R.
Spatial Variability of the Activity of b– Glucosidases in a Rice Soil in Chile.,
Effects of Nitrogen and Selected Management Factors On Spikelet Sterility in Rice in Chile.
Ortiz-Ferrara, G.
Empowering Rural People through Participatory Maize and Wheat Technologies and Seed Systems: Examples From South Asia.
Ortiz-Ribbing, L.
Fungal Pathogens as Biological Control Agents for Herbicide Resistant Pigweeds and Waterhemp.
Osaka, K.
Adsorbed Sulfate: Indicator of Anion Exchange Capacity or Competitor against Nitrate Adsorption?.
Osborne, S.
Soil Structure Control in Corn and Soybean Residue Management System.,
Developing Field Studies to Measure Corn Residue Removal Effects On Soil Organic Matter – A Multi-Location Approach.,
Field Studies to Evaluate Potential Differences in the Decomposability of Bt and Non-Bt Corn Residue.,
Changes in Soil Carbon Associated with Corn Residue Removal.,
Long-Term C and N Changes in Soil and Mixed Native Grass Canopies Under Different Grassland Management Strategies.
Osborne, T.
Trace Metals in the Sediments of Water Conservation Area–2A of the Everglades, Florida.
Oshita, K.
Enhanced Immobilization of Pb by Phosphorus Amendment in Rhizosphere Soils Investigated by Thermodynamic Modeling and XAFS Spectroscopy.
Osmond, D.
Evaluation of Three New Nitrogen Fertilizers On Yield and Nitrogen Efficiency in Winter Wheat and Corn.
Oster, J.
Modeling the Effects of Water and Salinity Stresses On Evapotranspiration and Crop Yield.
Ostry, M.
Studies On Long-Term Preservation of Dormant Buds of Juglans Cinerea.
Oswald, S.
Water Distribution at the Root-Soil Interface: Why Is There More Water Next to Roots?.
Otegui, M.
Heat Stress in Maize: Response of Grain Yield Components in Hybrids of Contrasting Genetic Background.,
Maize Ear Development in Response to Nitrogen Availability: Differences Between Hybrids with Contrasting Tolerance to Increased Stand Density.,
Ethylene Production around Silking in Maize: Response of Two Hybrids with Contrasting Tolerance to Increased Stand Density.
Ottman, M.
Infrared Heater Arrays (T-FACE) for Warming Open-Field Plots.,
Effects of Full-Season Temperature Free-Air-Controlled Enhancement (T-FACE) Ecosystem Warming On Leaf Number of Spring Wheat.,
Temperature (T-FACE) Effects On Wheat Yield.,
Ecosystem Warming Affects Carbon Dioxide Flux in An Agricultural Soil.,
Using Real-Time Quantitative PCR to Examine the Dynamics of Soil Fungi and Bacteria in Response to Ecosystem Warming.
Ould Ahmed, B. A. Sr.
Effect of Saline Water Irrigation and Manuring On Available Water Content and Salinity of Soil.,
Effective Use of Sub-Irrigation Water in Sandy Soil Using Barrier of Gravel and Porous-Alpha Layers.
Overby, S.
Net N Mineralization Following Mastication of Pinyon-Juniper Woodland in Southwest Colorado.
Overstreet, L.
Carbon Sequestration Potential for Sugarbeet Production.,
Strip Tillage for Sugarbeet, Corn, and Soybean Production in the Red River Valley of North Dakota and Minnesota.
Owens, D.
Hiring, Firing, and Surviving in the Soil Consulting Realm.,
Love Canal: A 30-Year Retrospective On Soil Sampling and Investigation.
Owens, L.
Effects of Winter Manure Application in Ohio On the Quality of Surface Runoff.,
Science behind Prescribed Grazing as a Conservation Practice.
Owens, P.
Quantifying Soil-Landscape Relationships to Create Functional Maps and Methods for Scaling Soil Data.,
A Dominant Soil Parent Material Map for Indiana Derived From SSURGO Data.,
Interpretive Maps of Soil Properties for Indiana Derived From SSURGO Data.,
Integrating Spatial Educational Experiences (Isee) Into Crop, Soil, and Environmental Science Curricula.,
Assessing the Effectiveness of Mobile GIS On Students' Ability to Identify Landforms and Predict Soil Properties in the Field.,
Predicting Spatial Distribution and Stability of Soil Carbon Based On Soil-Landscape Models, Terrain Attributes and Remote Sensing.,
Hydraulic Conductivity and Pedogenesis of a Benchmark Loess Catena in Southern Indiana.,
Terrain Attribute Soil Mapping (TASM) for Numerical Representation of Soil-Landscape Relationships in Creating Raster Based Soil Maps and Property Maps.
Owens, V.
Prairie Cordgrass Yield Response to N On Marginal Land.,
The Agronomic and Environmental Costs of Removing Corn Stover.
Owensby, C.
The Effect of Grazing On Evapotranspiration and Net Carbon Exchange in Tallgrass Prairie.
Oz, A.
Evaluation of Yield and Quality Characteristics of Selected Maize Inbreed Lines for Silage Purposes in Turkey.
Ozgoz, E.
Comparison of Different Soil Tillage Systems to Extend the Required Thermal Time for Second Crop Silage Corn Production.
Ozias-Akins, P.
Use of Marker Assisted Selection in Peanut.
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