Search Results - "Hamlett, J. M."

Watershed optimization of best management practices using AnnAGNPS and a genetic algorithm by Srivastava, P., Hamlett, J. M., Robillard, P. D., Day, R. L.

“…An optimization algorithm linked with a nonpoint source (NPS) pollution model can be used to optimize NPS pollution control strategies on a field‐by‐field…”
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Dynamics of stormflow generation---A hillslope-scale field study in east-central Pennsylvania, USA by Srinivasan, M.S, Gburek, W.J, Hamlett, J.M

“…A 40 m x 20 m mowed, grass hillslope adjacent to a headwater stream within a 26-ha watershed in east-central Pennsylvania, USA, was instrumented to identify…”
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Economic and phosphorus-related effects of precision feeding and forage management at a farm scale by Ghebremichael, L T, Cerosaletti, P E, Veith, T L, Rotz, C A, Hamlett, J M, Gburek, W J

“…Structural best management practices were implemented throughout the Cannonsville Reservoir Watershed (CRW) in an effort to reduce P losses to the reservoir…”
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Potential Pollutants from Farm, Food and Yard Waste Composts at Differing Ages: Leaching Potential of Nutrients Under Column Experiments. Part II by Confesor, R.B., Hamlett, J.M., Shannon, R.D., Graves, R.E.

“…The quantity and quality of compost leachate depend on the age and composition of the composting materials and this study was undertaken to assess the changes…”
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HYDROLOGIC CALIBRATION OF THE SWAT MODEL IN A WATERSHED CONTAINING FRAGIPAN SOILS by Peterson, J. R., Hamlett, J. M.

“…The Soil and Water Assessment Tool (SWAT) model, designed for use on rural ungaged basins and incorporating a GRASS GIS interface, was used to model the…”
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Potential pollutants from farm, food and yard waste composts at differing ages. Part I. Physical and chemical properties by Confesor, R.B. Jr, Hamlett, J.M, Shannon, R.D, Graves, R.E

“…There is little information about the changes in physical and chemical properties of compost as a function of compost feedstocks and age of the compost…”
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Movement of nitrogen and phosphorus downslope and beneath a manure and organic waste composting site by Confesor, R.B, Hamlett, J.M, Shannon, R.D, Graves, R.E

“…This observational study was conducted to assess the movement of nitrate and phosphorus into and through the soil profile beneath a compacted gravel compost…”
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HYDROLOGIC MODELING OF TWO GLACIATED WATERSHEDS IN NORTHEAST PENNSYLVANIA by Srinivasan, M. S., Hamlett, J. M., Day, R. L., Sams, J. I., Petersen, G. W.

“…A hydrologic modeling study, using the Hydrologic Simulation Program - FORTRAN (HSPF), was conducted in two glaciated watersheds, Purdy Creek and Ariel Creek…”
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Integrated watershed- and farm-scale modeling framework for targeting critical source areas while maintaining farm economic viability by Ghebremichael, Lula T., Veith, Tamie L., Hamlett, James M.

“…Quantitative risk assessments of pollution and data related to the effectiveness of mitigating best management practices (BMPs) are important aspects of…”
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WATERSHED OPTIMIZATION OF AGRICULTURAL BEST MANAGEMENT PRACTICES: CONTINUOUS SIMULATION VERSUS DESIGN STORMS by Srivastava, Puneet, Hamlett, James M., Robillard, Paul D.

“…Data from a 275-ha USDA experimental watershed in Northumberland County, PA, were used to examine the difference in watershed pollutant loads from optimal best…”
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HYDROLOGIC CALIBRATION OF THE SWAT MODEL IN A WATERSHED CONTAINING FRAGIPAN SOILS1 by Peterson, J. R., Hamlett, J. M.

“…The Soil and Water Assessment Tool (SWAT) model, designed for use on rural ungaged basins and incorporating a GRASS GIS interface, was used to model the…”
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ACCURACY AND PRECISION OF NRCS MODELS FOR SMALL WATERSHEDS by Fennessey, Lawrence A. J., Miller, Arthur C., Hamlett, James M.

“…The National Resource Conservation Service (NRCS) models, Technical Release No. 55 and Technical Release No. 20, are used widely for stormwater-management…”
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Changes in Runoff due to Stormwater Management Pond Regulations by Fennessey, Lawrence A. J, Hamlett, James M, Aron, Gert, LaSota, David

“…A continuous simulation stormwater management model (with 33 years of historical precipitation) was used to determine how the design criteria from five…”
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Resistant and exploratory techniques for use in semivariogram analyses by Hamlett, J.M, Horton, R, Cressie, N.A.C

“…“Traditional” statistical analyses based on the assumption of independent observations are being replaced by spatial analyses that take account of correlations…”
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In situ determination of electrical conductivity of potting media using time domain reflectometry by Owino, Tom O., Hamlett, James M., Holcomb, E. Jay

“…The possibility of measuring both the volumetric water content ( ν θ ) and bulk electrical conductivity (EC b ) of media using a single instrument makes time…”
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HYDROLOGIC CALIBRATION OF THE SWAT MODEL IN A WATERSHED CONTAINING FRAGIPAN SOILS 1 by Peterson, J. R., Hamlett, J. M.

“…The Soil and Water Assessment Tool (SWAT) model, designed for use on rural ungaged basins and incorporating a GRASS GIS interface, was used to model the…”
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AnnGIS: Integration of GIS and a Continuous Simulation Model for Non-Point Source Pollution Assessment by Srivastava, Puneet, Day, Rick L., Robillard, Paul D., Hamlett, James M.

“…Non‐Point Source (NPS) models and monitoring data are often used to evaluate management practices and develop NPS pollution control plans. Application of a…”
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HYDROLOGIC MODELING OF TWO GLACIATED WATERSHEDS IN NORTHEAST PENNSYLVANIA 1 by Srinivasan, M. S., Hamlett, J. M., Day, R. L., Sams, J. I., Petersen, G. W.

“…A hydrologic modeling study, using the Hydrologic Simulation Program ‐ FORTRAN (HSPF), was conducted in two glaciated watersheds, Purdy Creek and Ariel Creek…”
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HYDROLOGIC MODELING OF TWO GLACIATED WATERSHEDS IN NORTHEAST PENNSYLVANIA1 by Srinivasan, M. S., Hamlett, J. M., Day, R. L., Sams, J. I., Petersen, G. W.

“…A hydrologic modeling study, using the Hydrologic Simulation Program ‐ FORTRAN (HSPF), was conducted in two glaciated watersheds, Purdy Creek and Ariel Creek…”
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Hydrologic calibration of the SWAT model in a watershed containing fragipan soils by PETERSON, J. R, HAMLETT, J. M

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