Soil Scntst
prueger@nstl.gov
Phone: (515) 294-7694
Fax: (515) 294-8125
Room 242
2150 PAMMEL DR
NAT SOIL TILTH LAB
AMES/ANKENY, IA, 50011-3120

Project List

	FIELD SCALE EVALUATION OF NITROGEN, CARBON, SOIL WATER, AND CROP GROWTH INTERACTIONS
	CARBON DIOXIDE EXCHANGES IN MIDWEST CROPPING SYSTEMS
	ATMOSPHERIC IMPACTS OF AGRICULTURAL MANAGEMENT PRACTICES

Publications

	AERODYNAMIC METHODS FOR ESTIMATING TURBULENT FLUXES- (20-Sep-03)
	CARBON DIOXIDE DYNAMICS DURING A GROWING SEASON IN MIDWESTERN CROPPING SYSTEMS- (14-Aug-03)
	CHARACTERISTIC TURBULENCE SPECTRA ABOVE AND BELOW A TAMARISK CANOPY- (24-May-02)
	SEASONAL PATTERNS OF CARBON DIOXIDE FLUX OVER CORN CANOPIES- (25-Oct-01)
	SURFACE ENERGY BALANCE MEASUREMENTS SUPPORTING FIELD EXPERIMENTS AT ARS WATERSHEDS- (10-Dec-00)
	TURBULENCE CHARACTERISTICS IN A DENSE RIPARIAN TAMARISK CANOPY- (18-Aug-00)
	FEASIBILITY OF EVAPOTRANSPIRATION MONITORING OF RIPARIAN VEGETATION WITH REMOTE SENSING- (07-Apr-00)
	METOLACHLOR VOLATILIZATION ESTIMATES IN CENTRAL IOWA- (03-Apr-98)
	SPATIAL VARIATION OF ENERGY BALANCE AND CARBON DIOXIDE EXCHANGE IN CORN AND SOYBEAN FIELDS OF CENTRAL IOWA- (04-Nov-04)
	NITROGEN OVER USE, UNDER USE, AND EFFICIENCY- (01-Oct-04)
	IMPACTS OF CHANGING PRECIPITATION PATTERNS ON WATER QUALITY- (10-Nov-03)
	WATER QUALITY IMPLICATIONS OF CROP WATER USE PATTERNS- (23-May-03)
	WATER QUALITY IMPLICATIONS OF CROP WATER DYNAMICS- (14-May-03)
	IMPLICATION OF CLIMATE CHANGE FOR WATERSHEDS AND WATER QUALITY- (16-Feb-03)
	AN OVERVIEW OF THE SOIL-MOISTURE-ATMOSPHERIC-COUPLING-EXPERIMENT (SMACEX) IN CENTAL IOWA- (13-Feb-03)
	CHANGES IN CROP PRODUCTION EFFICIENCY WITH HIGH YIELD PRODUCTION- (21-Nov-02)
	HOW EFFICIENT ARE HIGHER YIELDS?- (14-Nov-02)
	DYNAMICS OF WATER AND NITROGEN INTERACTIONS AS A BASE FOR REDUCING NUTRIENT LOSS AT THE WATERSHED SCALE- (25-May-02)
	SEASONAL INTERACTIONS BETWEEN CARBON DIOXIDE AND WATER VAPOR FLUX IN CORN CANOPIES- (24-May-02)
	TURBULENT SCHMIDT NUMBER FROM A TRACER EXPERIMENT- (21-May-02)
	INTERACTIONS OF WATER AND NITROGEN ACROSS SPACE AND TIME IN CORN PRODUCTION- (07-Nov-01)
	INTERACTIONS OF WATER AND NITROGEN IN CORN PRODUCTION SYSTEMS- (25-Oct-01)
	INCREASING NITROGEN USE EFFICIENCY IN MIDWESTERN CROPPING SYSTEMS- (18-Oct-01)
	REMOTE SENSING OF DRYLAND CROPS- (20-Sep-01)
	EVAPOTRANSPIRATION- (20-Sep-01)
	IMPACT OF USING DIFFERENT TIME-AVERAGED INPUTS FOR ESTIMATING SENSIBLE HEATFLUX OF RIPARIAN VEGETATION USING RADIOMETRIC SURFACE TEMPERATURE- (07-Sep-01)
	FUTURE RESEARCH TO FILL KNOWLEDGE GAPS: CONSIDERATION OF TIME AND SPACE SCALES- (09-Nov-00)
	AIR FLOW AND MICROCLIMATE AROUND EARTHEN MANURE STORAGE UNITS- (11-Oct-00)
	AIR FLOW AND MICROCLIMATE AROUND EARTHEN MANURE STORAGE UNITS- (11-Oct-00)
	COMPARISON OF TWO FLUX-GRADIENT APPROACHES WITH A BACKWARD LAGRANGIAN STOCHASTIC MODEL FOR CALCULATING TRACER FLUXES- (18-Aug-00)
	DISPERSION MODELING OF ATMOSPHERIC COMPOUNDS ACROSS A VALLEY IN SOUTHERN UTAH- (18-Aug-00)
	VARIATION OF AIR TEMPERATURE IN A GULLY IN EASTERN KANSAS DURING NOCTURNAL PERIODS- (18-Aug-00)
	ENERGY EXCHANGES ACROSS A CORN-SOYBEAN FIELD IN THE MIDWEST- (18-Aug-00)
	TURBULENCE VENTING IN RIPARIAN VEGETATION AND CONNECTIONS TO TRANSPIRATION- (18-Aug-00)
	SPATIAL AND TEMPORAL PATTERNS OF SOIL HEAT FLUX IN A CORN FIELD- (18-Aug-00)
	VARIABILITY IN SOIL HEAT FLUX FROM A MESQUITE DUNE SITE- (11-May-00)
	FACTORS WHICH GOVERN EVAPORATION OF TAMARISK ALONG THE RIO GRANDE- (07-Apr-00)
	EVAPOTRANSPIRATION ESTIMATES OBTAINED FROM REMOTE SENSING DATA- (07-Apr-00)
	SPATIAL VARIATION OF CROP WATER USE ACROSS PRODUCTION FIELDS- (12-Jan-00)
	SPATIAL VARIATION OF CROP WATER USE ACROSS PRODUCTION FIELDS- (12-Jan-00)
	IMPROVING ENVIRONMENTAL QUALITY WITHIN WATERSHEDS WITH FIELD-BASED DECISIONS- (06-Aug-99)
	SOIL MANAGEMENT: THE KEY TO WATER USE EFFICIENCY IN THE MIDWEST- (23-Jan-99)
	DO HIGHER RESIDUE SYSTEMS MAKE MORE EFFICIENT USE OF WATER?- (06-Nov-03)
	REMOTE SENSING FIELD EXPERIMENTS FOR EVALUATING SOIL MOISTURE RETRIEVAL ALGORITHMS AND MODELING LAND-ATMOSPHERE DYNAMICS IN CENTRAL IOWA- (01-Oct-03)
	IMPACT OF CLIMATE ON WATERSHED SCALE VOLATIZATION FLUXES OF METOLACHLOR AND ATRAZINE- (30-Apr-03)
	MODIS APPLICATION FOR MAPPING REGIONAL CROP YIELDS- (06-Mar-03)
	IMPACT OF LIVESTOCK OPERATIONS ON AIR QUALITY- (01-Nov-02)
	SPECTRAL INDICES FOR THE DETECTION OF CANOPY PROPERTIES FOR GROWTH AND YIELD ANALYSIS ACROSS FIELDS- (07-Nov-01)
	REMOTE SENSING OF DRYLAND CROPS- (20-Sep-01)
	USING STRIP TILLAGE TO MANAGE SEED ZONE SOIL TEMPERATURE IN SOUTHWEST MINNESOTA- (08-Aug-01)
	CROP PRODUCTION BMP EFFECTIVENESS AND PREDICTION OF WATER QUALITY IMPROVEMENTS- (25-Apr-01)
	EVAPOTRANSPIRATION ESTIMATES OBTAINED FROM REMOTE SENSING DATA- (15-Feb-01)
	NITRATE LEACHING AS INFLUENCED BY COVER CROPS IN LARGE SOIL MONOLITHS- (09-Nov-00)
	MANAGING SOILS TO ACHIEVE GREATER WATER USE EFFICIENCY- (06-Jul-00)
	SURFACE FLUX ESTIMATION USING RADIOMETRIC TEMPERATURE; A DUAL-TEMPERATURE-DIFFERENCE METHOD TO MINIMIZE MEASUREMENT ERROR- (15-Apr-00)
	SPATIAL MAPPING OF EVAPOTRANSPIRATION AND ENERGY BALANCE COMPONENTS OVER RIPARIAN VEGETATION USING AIRBORNE REMOTE SENSING- (07-Apr-00)
	MANAGING SOILS TO ACHIEVE GREATER WATER USE EFFICIENCY- (04-Nov-99)
	AIR QUALITY AROUND ANIMAL FEEDING OPERATIONS- (02-Sep-99)
	FIELD-SCALE WATERSHED EVALUATIONS ON DEEP LOESS SOILS: III. RAINFALL AND FERTILIZER N USE EFFICIENCIES- (15-Jun-99)
	ESTIMATION OF WATERSHED SCALE SOIL MOISTURE FROM POINT MEASUREMENTS DURING SMEX02- (09-May-03)
	A PROTOCOL FOR DIFFERENTIATING HYDROLOGIC ZONES OF SOIL MOISTURE- (30-Apr-03)
	SURFACE ENERGY BALANCE STUDIES USING ASTER THERMAL INFRARED DATA- (29-Mar-03)
	TEMPORAL STABILITY OF WATERSHED SCALE SOIL MOISTURE FROM IN-SITU POINT MEASUREMENTS IN SMEX02- (07-Mar-03)
	COMPARISON OF AIRCRAFT-AND TOWER-MEASURED FLUXES ACQUIRED DURING SMACEX WITH PREDICTIONS FROM A REGIONAL ATMOSPHERE-LAND EXCHANGE MODEL- (05-Nov-02)
	AIRCRAFT AND TOWER-BASED MEASURED FLUXES OVER RAPIDLY GROWING CORN AND SOYBEAN CROPS IN CENTRAL IOWA DURING SMACEX- (01-Nov-02)
	ESTIMATION OF WATERSHED SCALE SOIL MOISTURE FROM POINT MEASUREMENTS IN SMEX02- (18-Oct-02)
	ADVECTION, EDGE, AND OASIS EFFECTS ON SPATIAL MOISTURE AND FLUX FIELDS FROM LIDAR- (24-May-02)
	NITRATE LEACHING AS INFLUENCED BY COVER CROPS IN LARGE SOIL MONOLITHS- (21-Feb-02)
	HIGH SPATIAL REOSULTION MAPPING OF SURFACE ENERGY BALANCE COMPONENTS WITH REMOTELY SENSED DATA- (10-Sep-00)
	COMPARISON OF SURFACE HEAT FLUXES ESTIMATES OVER THE SGP97 EL RENO SITE- (30-May-00)
	ESTIMATING SURFACE FLUXES WITH REMOTELY SENSED SURFACE TEMPERATURE DURING SGP97- (10-Jan-99)
	SURFACE ENERGY FLUXES OVER EL RENO, OKLAHOMA USING HIGH RESOLUTION REMOTELY SENSED DATA- (29-Jan-03)
	SEASONAL WATER BALANCE OF AN OZARK HILLSLOPE- (21-Nov-01)
	DETERMINATION OF METOLACHLOR VOLATILE FLUX FROM SOIL USING SOLID PHASE MICROEXTRACTION- (15-Mar-01)
	A PRELIMINARY ASSESSMENT OF THE REGIONAL SCALE CARBON STOCKS AND FLUXES OF A DESERT USING FIELD MEASUREMENTS, SATELLITE IMAGES AND MODEL SIMULATIONS- (01-Sep-00)
	SEASONAL VARIATION IN THE ENERGY AND WATER BALANCES OF AN OZARK GRASSLAND- (18-Aug-00)
	SEASONAL VARIATION IN THE ENERGY AND WATER BALANCES OF AN OZARK GRASSLAND- (18-Aug-00)
	LONG TERM EXPERIENCE WITH QUALITY CONTROL PROCEDURES APPLIED TO METEOROLOGICAL DATA- (18-Aug-00)
	HIGH RESOLUTION LIDAR EVAPORATIVE FLUXES OVER CORN AND SOYBEAN CROPS IN CENTRAL IOWA DURING SMACEX- (01-Dec-02)
	ESTIMATION OF SPATIALLY DISTRIBUTED LATENT HEAT FLUX OVER COMPLEX TERRAIN FROM A RAMAN LIDAR- (01-Sep-99)
	EFFECTIVE AERODYNAMIC ROUGHNESS ESTIMATED FROM AIRBORNE LASER ALTIMETER MEASUREMENTS OF SURFACE FEATURES- (22-Oct-01)
	CORRECTING EDDY-COVARIANCE FLUX UNDERESTIMATES OVER A GRASSLAND- (13-Jun-00)
	SPATIAL SOURCE-AREA ANALYSIS OF THREE-DIMENSIONAL MOISTURE FIELDS FROM LIDAR, EDDY COVARIANCE, AND A FOOTPRINT MODEL- (01-Jun-02)