Richard W. Skaggs

DRAINMOD modeling framework for simulating controlled drainage effect on lateral seepage from artificially drained fields

AGRICULTURAL WATER MANAGEMENT, 254.

DRAINMOD-P: A MODEL FOR SIMULATING PHOSPHORUS DYNAMICS AND TRANSPORT IN DRAINED AGRICULTURAL LANDS: I. MODEL DEVELOPMENT

TRANSACTIONS OF THE ASABE, 64(6), 1835–1847.

DRAINMOD-P: A MODEL FOR SIMULATING PHOSPHORUS DYNAMICS AND TRANSPORT IN DRAINED AGRICULTURAL LANDS: II. MODEL TESTING

TRANSACTIONS OF THE ASABE, 64(6), 1849–1866.

Design drainage rates to optimize crop production for subsurface-drained fields

AGRICULTURAL WATER MANAGEMENT, 257.

DRAINMOD Simulation of macropore flow at subsurface drained agricultural fields: Model modification and field testing

AGRICULTURAL WATER MANAGEMENT, 242.

Method to Assess Climate Change Impacts on Hydrologic Boundaries of Individual Wetlands

WETLANDS, 40(2), 365–376.

COMPARISON OF HYDROLOGY OF TWO ATLANTIC COASTAL PLAIN FORESTS

TRANSACTIONS OF THE ASABE, 62(6), 1509–1529.

DRAINMOD-based tools for quantifying reductions in annual drainage flow and nitrate losses resulting from drainage water management on croplands in eastern North Carolina (vol 166, pg 86, 2016)

Negm, L. M., Youssef, M. A., Chescheir, G. M., & Skaggs, R. W. (2019, December 20). AGRICULTURAL WATER MANAGEMENT, Vol. 226.

Effect of controlled drainage on nitrogen fate and transport for a subsurface drained grass field receiving liquid swine lagoon effluent

AGRICULTURAL WATER MANAGEMENT, 217, 440–451.

Effects of Drainage for Silviculture on Wetland Hydrology

WETLANDS, 40(1), 47–64.

Long-Term Water Table Dynamics of Forested Wetlands: Drivers and their Effects on Wetland Hydrology in The Southeastern Atlantic Coastal Plain

WETLANDS, 40(1), 65–79.

ADVANCES IN DRAINAGE: SELECTED WORKS FROM THE TENTH INTERNATIONAL DRAINAGE SYMPOSIUM

TRANSACTIONS OF THE ASABE, Vol. 61, pp. 161–168.

EFFECT OF DRAINAGE WATER MANAGEMENT ON NITRATE NITROGEN LOSS TO TILE DRAINS IN NORTH CAROLINA

TRANSACTIONS OF THE ASABE, Vol. 61, pp. 233–244.

Impacts on soil nitrogen availability of converting managed pine plantation into switchgrass monoculture for bioenergy

SCIENCE OF THE TOTAL ENVIRONMENT, 654, 1326–1336.

COEFFICIENTS FOR QUANTIFYING SUBSURFACE DRAINAGE RATES

APPLIED ENGINEERING IN AGRICULTURE, 33(6), 793–799.

Calibration of paired watersheds: Utility of moving sums in presence of externalities

Hydrological Processes, 31(20), 3458–3471.

DRAINMOD-simulated performance of controlled drainage across the US Midwest

AGRICULTURAL WATER MANAGEMENT, 197, 54–66.

Water Quality Effects of Switchgrass Intercropping on Pine Forest in Coastal North Carolina

Transactions of the ASABE, 60(5), 1607–1620.

Forest drainage

Forest Hydrology: Processes, Management and Assessment, 124–140.

INJURY AND RECOVERY OF MAIZE ROOTS AFFECTED BY FLOODING

APPLIED ENGINEERING IN AGRICULTURE, 32(5), 627–638.

DRAINMOD-based tools for quantifying reductions in annual drainage flow and nitrate losses resulting from drainage water management on croplands in eastern North Carolina

AGRICULTURAL WATER MANAGEMENT, 166, 86–100.

Effects of Site Preparation for Pine Forest/Switchgrass Intercropping on Water Quality

Journal of Environment Quality, 44(4), 1263.

Hydrological processes and model representation: Impact of soft data on calibration

Transactions of the ASABE, 58(6), 1637–1660.

Impacts of switchgrass-loblolly pine intercropping on soil physical properties of a drained forest

Transactions of the ASABE, 58(6), 1573–1583.

Testing DRAINMOD-FOREST for predicting evapotranspiration in a mid-rotation pine plantation

FOREST ECOLOGY AND MANAGEMENT, 355, 37–47.

DRAINMOD-DSSAT Simulation of the Hydrology, Nitrogen Dynamics, and Plant Growth of a Drained Corn Field in Indiana

JOURNAL OF IRRIGATION AND DRAINAGE ENGINEERING, 140(8).

Application of simulation models

In R.W. Skaggs & J. Schilfgaarde (Eds.), Agricultural drainage: Chapter 15 (Agronomy ; no. 38). (pp. 537–564).

Calibration and validation of DRAINMOD to model bioretention hydrology

Journal of Hydrology, 486, 430–442.

Drainage simulation models

In R.W. Skaggs & J. Schilfgaarde (Eds.), Agricultural drainage: Chapter 13 (Agronomy ; no. 38). (pp. 469–500).

Effects of drainage water management on crop yields in North Carolina

JOURNAL OF SOIL AND WATER CONSERVATION, 68(6), 429–437.

Introduction

In R.W. Skaggs & J. Schilfgaarde (Eds.), Agricultural drainage: Chapter 1 (Agronomy ; no. 38). (pp. 3–10).

Predicting dissolved organic nitrogen export from a drained loblolly pine plantation

[Review of ]. WATER RESOURCES RESEARCH, 49(4), 1952–1967.

Review of nitrogen fate models applicable to forest landscapes in the southern US

[Review of ]. Transactions of the ASABE, 56(5), 1731–1757.

Water table management: Subirrigation and controlled drainage

In R.W. Skaggs & J. Schilfgaarde (Eds.), Agricultural drainage (Agronomy ; no. 38.) (pp. 695–718).

A Drainmod-based method to estimate effects of drainage water management on annual nitrogen loss to surface water

Transactions of the ASABE, 55(3), 799–808.

Drainage water management

JOURNAL OF SOIL AND WATER CONSERVATION, Vol. 67, pp. 167A–172A.

Drainmod: model use, calibration, and validation

Transactions of the ASABE, 55(4), 1509–1522.

Hydrologic Effects of Size and Location of Fields Converted from Drained Pine Forest to Agricultural Cropland

JOURNAL OF HYDROLOGIC ENGINEERING, 18(5), 552–566.

Temporal Variations and Controlling Factors of Nitrogen Export from an Artificially Drained Coastal Forest

ENVIRONMENTAL SCIENCE & TECHNOLOGY, 46(18), 9956–9963.

Advances in forest hydrology: Challenges and opportunities

Transactions of the ASABE, 54(6), 2049–2056.

Effect of minor drainage on hydrology of forested wetlands

Transactions of the ASABE, 54(6), 2139–2149.

Effects of land use on soil properties and hydrology of drained coastal plain watersheds

Transactions of the ASABE, 54(4), 1357–1365.

Estimating Nitrogen, Phosphorus, and Carbon Fluxes in Forested and Mixed-Use Watersheds of the Lower Coastal Plain of North Carolina: Uncertainties Associated with Infrequent Sampling

Transactions of the ASABE, 54(6), 2099–2110.

Leaf area index (lai) of loblolly pine and emergent vegetation following a harvest

Transactions of the ASABE, 54(6), 2057–2066.

Linking plant ecology and long-term hydrology to improve wetland restoration success

Transactions of the ASABE, 54(6), 2129–2137.

Long-term hydrology and water quality of a drained pine plantation in North Carolina

Transactions of the ASABE, 54(6), 2087–2098.

Modeling water, carbon, and nitrogen dynamics for two drained pine plantations under intensive management practices

FOREST ECOLOGY AND MANAGEMENT, 264, 20–36.

A method to determine lateral effect of a drainage ditch on wetland hydrology: Field testing

Transactions of the ASABE, 53(4), 1087–1096.

Effect of controlled drainage on water and nitrogen balances in drained lands

Transactions of the ASABE, 53(6), 1843–1850.

Energy and water balance of two contrasting loblolly pine plantations on the lower coastal plain of North Carolina, USA (vol 259, pg 1299, 2010)

Forest Ecology and Management, Vol. 260, pp. 169–169.

Impacts of Fertilization on Water Quality of a Drained Pine Plantation: A Worst Case Scenario

JOURNAL OF ENVIRONMENTAL QUALITY, 39(1), 293–303.

Modelling discharge from a coastal watershed in southeast Sweden using an integrated framework

HYDROLOGICAL PROCESSES, 24(26), 3837–3851.

Temperature Coefficient for Modeling Denitrification in Surface Water Sediments Using the Mass Transfer Coefficient

Transactions of the ASABE, 53(2), 465–474.

Energy and water balance of two contrasting loblolly pine plantations on the lower coastal plain of North Carolina, USA

Sun, G., Noormets, A., Gavazzi, M. J., McNulty, S. G., Chen, J., Domec, J.-C., … Skaggs, R. W. (2010, March 20). FOREST ECOLOGY AND MANAGEMENT, Vol. 259, pp. 1299–1310.

Evaluation of the DRAINMOD-N II model for predicting nitrogen losses in a loamy sand under cultivation in south-east Sweden

AGRICULTURAL WATER MANAGEMENT, 96(2), 267–281.

Nitrogen balance for a plantation forest drainage canal on the North Carolina coastal plain

Transactions of the ASABE, 51(4), 1215–1233.

Application of DRAINMOD-GIS to a lower coastal plain watershed

Transactions of the ASABE, 50(2), 439–447.

Criteria for calculating drain spacing and depth

Transactions of the ASABE, 50(5), 1657–1662.

Influence of thinning loblolly pine (Pinus taeda L.) on hydraulic properties of an organic soil

Transactions of the ASABE, 50(2), 517–522.

Nitrogen Removal in Streams of Agricultural Catchments—A Literature Review

Critical Reviews in Environmental Science and Technology, 37(5), 381–487.

Simulating nitrogen leaching and turnover in a subsurface-drained grassland receiving animal manure in Northern Germany using DRAINMOD-N II

AGRICULTURAL WATER MANAGEMENT, 93(1-2), 30–44.

Simulating the water budgets of natural Carolina bay wetlands

WETLANDS, 27(4), 1112–1123.

Simulation of the hydrologic effects of afforestation in the Tacuarembo River basin, Uruguay

Transactions of the ASABE, 50(2), 455–468.

Substrate organic matter to improve nitrate removal in surface-flow constructed wetlands

JOURNAL OF ENVIRONMENTAL QUALITY, 36(1), 194–207.

Drainage design coefficients for eastern United States

AGRICULTURAL WATER MANAGEMENT, 86(1-2), 40–49.

Field evaluation of a model for predicting nitrogen losses from drained lands

JOURNAL OF ENVIRONMENTAL QUALITY, Vol. 35, pp. 2026–2042.

Hydrologic and water quality effects of thinning loblolly pine

Transactions of the ASABE, 49(3), 645–654.

Modeling denitrification in terrestrial and aquatic ecosystems at regional scales

[Review of ]. ECOLOGICAL APPLICATIONS, 16(6), 2123–2142.

Soil physical changes associated with forest harvesting operations on an organic soil

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 70(2), 503–509.

DRAINMOD-GIS: A lumped parameter watershed scale drainage and water quality model

AGRICULTURAL WATER MANAGEMENT, 81(1-2), 77–97.

Development and testing of watershed-scale models for poorly drained soils

Transactions of the ASAE, 48(2), 639–652.

Effect of drainage intensity on nitrogen losses from drained lands

Transactions of the ASAE, 48(6), 2169–2177.

Hydrologic and water-quality response of forested and agricultural lands during the 1999 extreme weather conditions in eastern North Carolina

Transactions of the ASAE, 48(6), 2179–2188.

Sensitivity analyses of the nitrogen simulation model, DRAINMOD-N II

Transactions of the ASAE, 48(6), 2205–2212.

Shallow subsurface drains to reduce nitrate losses from drained agricultural lands

Transactions of the ASAE, 48(3), 1079–1089.

The nitrogen simulation model, DRAINMOD-N II

Transactions of the ASAE, 48(2), 611–626.

Calibrating hydric soil field indicators to long-term wetland hydrology

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 68(4), 1461–1469.

DRAINWAT-based methods for estimating nitrogen transport in poorly drained watersheds

Transactions of the ASAE, 47(3), 677–687.

GLEAMS-SWT with nutrients

Transactions of the ASAE, 47(1), 129–132.

Modification and use of DRAINMOD to evaluate a lagoon effluent land application system

Transactions of the ASAE, 47(1), 47–58.

A method to predict soil saturation frequency and duration from soil color

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 67(3), 961–969.

Effect of parameter uncertainty on DRAINMOD predictions: I. Hydrology and yield

Transactions of the ASAE, 46(4), 1061–1067.

Effect of parameter uncertainty on DRAINMOD predictions: II. Nitrogen loss

Transactions of the ASAE, 46(4), 1069–1075.

Effects of orifice-weir outlet on hydrology and water quality of a drained forested watershed

Southern Journal of Applied Forestry, 27(2), 130–142.

Effects of subsurface drain depth on nitrogen losses from drained lands

Transactions of the ASAE, 46(2), 237–244.

Hydrology and water quality of forested lands in eastern North Carolina

Raleigh, N.C. : N.C. Agricultural Research Service, N.C. State University.

A comparison of the watershed hydrology of coastal forested wetlands and the mountainous uplands in the Southern US

JOURNAL OF HYDROLOGY, 263(1-4), 92–104.

Adapting a drainage model to simulate water table levels in coastal plain soils

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 66(5), 1722–1731.

Economics of nitrate losses from drained agricultural land

Journal of Environmental Engineering (New York, N.Y.), 128(4), 376–383.

Management practices for sediment reduction from forest roads in the coastal plains

Transactions of the ASAE, 45(2), 337–344.

Watgis: A GIS-based lumped parameter water quality model

Transactions of the ASAE, 45(3), 593–600.

Effects of timber management on the hydrology of wetland forests in the southern United States

Sun, G., McNulty, S. G., Shepard, J. P., Amatya, D. M., Riekerk, H., Comerford, N. B., … Swift, L. (2001, April 1). FOREST ECOLOGY AND MANAGEMENT, Vol. 143, pp. 227–236.

Hydrologic modeling of a drained pine plantation on poorly drained soils

Forest Science, 47(1), 103–114.

Predicting field hydrology in cold conditions with DRAINMOD

Transactions of the ASAE, 44(4), 825–834.

Analysis of DRAINMOD performances with different detail of soil input data in the Veneto region of Italy

AGRICULTURAL WATER MANAGEMENT, 42(3), 259–272.

Climate change impacts on the hydrology and productivity of a pine plantation

JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION, 36(2), 367–374.

DRAINMOD modifications for cold conditions

Transactions of the ASAE, 43(6), 1569–1582.

Effects of controlled drainage on storm event hydrology in a loblolly pine plantation

JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION, 36(1), 175–190.

Agricultural drainage

Madison, Wis.: American Society of Agronomy, Inc.; Crop Science Society of America, Inc.; Soil Science Society of America, Inc.

Drains in depth. Studies focus on nitrogen losses from agricultural lands

Resource, Engineering & Technology for a Sustainable World, 6(9), 13.

GIS-based water quality lumped parameter model

Proceedings of the Mini-Conference, Advances in Water Quality Modeling, (1999), 65–70. St. Joseph, MI: ASAE.

Potential impact of climate change on the hydrology and productivity of a drained loblolly pine plantation in North Carolina

Proceedings: Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States: May 10-12, 1999, Atlanta, Georgia (American Water Resources Association technical publication series ; TPS-99-1)., 403–408. Herndon, VA: American Water Resources Association.

Quantification and effects of in-stream processes in the ditches and canals of the Lower Coastal Plain of North Carolina

Proceedings of the Mini-Conference, Advances in Water Quality Modeling, (1999), 45–50. St. Joseph, MI: ASAE.

Testing of a watershed scale hydrologic/water quality model for poorly drained soils

Proceedings of the Mini-Conference, Advances in Water Quality Modeling, (1999), 33–39. St. Joseph, MI: ASAE.

Watershed scale GIS based lumped parameter water quality model

In S. P. L. Amusy & M. Fritsch (Eds.), Proceedings of 2nd Inter-Regional Conference on Environment-Water, Emerging Technologies for Sustainable Land Use and Water Management. Lausanne, Switzerland: Presses Polytechniques et Universitaries Romandes.

DRAINMOD 5.0: A Windows version that considers crop yield, nitrogen and salinity

Drainage in the 21st century: Food production and the environment: Proceedings of the seventh International Drainage Symposium, 220–226. St. Joseph, Michigan: American Society of Agricultural Engineers.

Effects of controlled drainage on forest water quality

JOURNAL OF ENVIRONMENTAL QUALITY, 27(4), 923–935.

Evaluation of a DRAINMOD based watershed scale model

Drainage in the 21st century: Food production and the environment: Proceedings of the seventh International Drainage Symposium, 211–219. St. Joseph, Michigan: American Society of Agricultural Engineers.

Lumped parameter water quality modeling using a probabilistic approach

In Report (Water Resources Research Institute of the University of North Carolina). Raleigh, NC: University of North Carolina Water Resources Research Institute.

Predicting drainage rates under varying water table conditions

Drainage in the 21st century: Food production and the environment: Proceedings of the seventh International Drainage Symposium, 168–175. St. Joseph, Michigan: American Society of Agricultural Engineers.

Using the DRAINMOD-N model to study effects of drainage system design and management on crop productivity, profitability and NO3-N losses in drainage water

AGRICULTURAL WATER MANAGEMENT, 35(3), 227–243.

DRAINMOD-N, a nitrogen model for artificially drained soils

Transactions of the ASAE, 40(4), 1067–1075.

Evaluation of a watershed scale forest hydrologic model

AGRICULTURAL WATER MANAGEMENT, 32(3), 239–258.

Field testing of DRAINMOD-N

Transactions of the ASAE, 40(4), 1077–1085.

Hydrologic modeling of a complex wetland

Journal of Irrigation and Drainage Engineering, 123(5), 344–353.

Hydrology of a drained forested Pocosin watershed

JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION, 33(3), 535–546.

Predicting effects of water table management on loss of nitrogen from poorly drained soils

EUROPEAN JOURNAL OF AGRONOMY, Vol. 4, pp. 441–451.

Simulation of drainage water quality of DRAINMOD

Irrigation and Drainage Systems, 9(3), 259.

Characterization and evaluation of proposed hydrologic criteria for wetlands

Journal of Soil & Water Conservation, 49(5), 501.

HYDROLOGIC AND WATER-QUALITY IMPACTS OF AGRICULTURAL DRAINAGE

[Review of ]. CRITICAL REVIEWS IN ENVIRONMENTAL SCIENCE AND TECHNOLOGY, 24(1), 1–32.

Optimum drainage for corn production

Technical Bulletin (North Carolina Agricultural Experiment Station), (274), 41.