Search Results - "Haggard, B.E"

Linking Soil Erosion to Instream Dissolved Phosphorus Cycling and Periphyton Growth by Brennan, R.B., Scott, J.T., Sharpley, A.N., Lally, H.T., Jarvie, H.P., Bowes, M.J., Haggard, B.E., Gbur, E.

“…Phosphorus (P) is a limiting nutrient in freshwater systems and when present in runoff from agricultural lands or urban centers may contribute to excessive…”
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Land-use effects on water quality of a first-order stream in the Ozark Highlands, mid-southern United States by Brion, G, Brye, K.R, Haggard, B.E, West, C, Brahana, J.V

“…Urban and agricultural land uses can alter the natural hydrologic conditions of streams and rivers and often degrade water quality. In the Ozark Highlands of…”
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Sediment phosphorus dynamics for three tile fed drainage ditches in Northeast Indiana by Smith, D.R., Haggard, B.E., Warnemuende, E.A., Huang, C.

“…Phosphorus (P) losses from agricultural lands degrade surface waters due to anthropogenic eutrophication. Previous studies focused on plot-to-field scale P…”
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Evaluation of landscape and instream modeling to predict watershed nutrient yields by Migliaccio, K.W., Chaubey, I., Haggard, B.E.

“…The project goal was to loosely couple the SWAT model and the QUAL2E model and compare their combined ability to predict total phosphorus (TP) and NO 3-N plus…”
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Water Extractable Trace Elements in Poultry Litters and Granulated Products by Toor, G.S, Haggard, B.E, Donoghue, A.M

“…Poultry litter contains many trace elements such as As, Cu, and Zn, and its land application may lead to the accumulation of these elements in soils,…”
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Nitrogen and Phosphorus Concentrations and Export from an Ozark Plateau Catchment in the United States by Haggard, B.E., Moore, P.A., Chaubey, I., Stanley, E.H.

“…In 1993–1995, the Beaver Lake Basin contained about 2000 poultry houses producing about 200 000 Mg yr −1 of poultry litter, and 8000 and 4000 Mg yr −1 of…”
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Effect of Poultry Litter to Water Ratios on Extractable Phosphorus Content and its Relation to Runoff Phosphorus Concentrations by Haggard, B.E., Vadas, P.A., Smith, D.R., DeLaune, P.B., Moore, P.A.

“…Source factors with regard to phosphorus (P) loss in runoff waters are often soil test P and P content of fertilisers applied. More recently, water extractable…”
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Global mapping of freshwater nutrient enrichment and periphyton growth potential by McDowell, R. W., Noble, A., Pletnyakov, P., Haggard, B. E., Mosley, L. M.

“…Periphyton (viz. algal) growth in many freshwater systems is associated with severe eutrophication that can impair productive and recreational use of water by…”
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Variations in Stream Water and Sediment Phosphorus among Select Ozark Catchments by Haggard, B.E, Smith, D.R, Brye, K.R

“…Stream sediments play a large role in the transport and fate of soluble reactive phosphorus (SRP) in stream ecosystems, and equilibrium P concentrations (EPC0)…”
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Dissolved phosphorus concentrations and sediment interactions in effluent–dominated Ozark streams by Ekka, S.A., Haggard, B.E., Matlock, M.D., Chaubey, I.

“…Phosphorus (P) loads from point sources have a significant influence on dissolved P concentrations in streams and sediment-water column dynamics. The goal of…”
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Development of a phosphorus index for pastures fertilized with poultry litter--factors affecting phosphorus runoff by DeLaune, P.B, Moore, P.A. Jr, Carman, D.K, Sharpley, A.N, Haggard, B.E, Daniel, T.C

“…Currently, several state and federal agencies are proposing upper limits on soil test phosphorus (P), above which animal manures cannot be applied, based on…”
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Pharmaceuticals and Other Organic Chemicals in Selected North-Central and Northwestern Arkansas Streams by Haggard, B.E, Galloway, J.M, Green, W.R, Meyer, M.T

“…Recently, our attention has focused on the low level detection of many antibiotics, pharmaceuticals, and other organic chemicals in water resources. The…”
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Evaluation of Regression Methodology with Low-Frequency Water Quality Sampling to Estimate Constituent Loads for Ephemeral Watersheds in Texas by Toor, G.S, Harmel, R.D, Haggard, B.E, Schmidt, G

“…Water quality regulation and litigation have elevated the awareness and need for quantifying water quality and source contributions in watersheds across the…”
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Changes in sediment–water column phosphorus interactions following sediment disturbance by Smith, D.R., Warnemuende, E.A., Haggard, B.E., Huang, C.

“…Stream and ditch sediments are an important part of the ecosystem that can play a pivotal role in buffering nutrient and contaminant concentrations in surface…”
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Water quality impacts of converting to a poultry litter fertilization strategy by Harmel, R.D, Torbert, H.A, Haggard, B.E, Haney, R, Dozier, M

“…When improperly managed, land application of animal manures can harm the environment; however, limited watershed-scale runoff water quality data are available…”
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Land Use Effects on Runoff and Water Quality on an Eastern Arkansas Soil Under Simulated Rainfall by Harper, T.W, Brye, K.R, Daniel, T.C, Slaton, N.A, Haggard, B.E

“…Over the past century, a significant proportion of the native grasslands that once occupied much of the middle third of the United States have been converted…”
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Delineating runoff processes and critical runoff source areas in a pasture hillslope of the Ozark Highlands by Leh, M.D, Chaubey, I, Murdoch, J, Brahana, J.V, Haggard, B.E

“…The identification of runoff contributing areas would provide the ideal focal points for water quality monitoring and Best Management Practice (BMP)…”
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Runoff Water Quality from Broiler Litter-Amended Tall Fescue in Response to Natural Precipitation in the Ozark Highlands by Menjoulet, B.C, Brye, K.R, Pirani, A.L, Haggard, B.E, Gbur, E.E

“…The Arkansas poultry industry produced more than 1.2 billion broiler chickens (Gallus gallus domesticus) and generated approximately 1.3 million Mg of broiler…”
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Evaluation of the phosphorus source component in the phosphorus index for pastures by DeLaune, P.B, Moore, P.A. Jr, Carman, D.K, Sharpley, A.N, Haggard, B.E, Daniel, T.C

“…A phosphorus (P) index for pastures was developed to write nutrient management plans that determine how much P can be applied to a given field. The objectives…”
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Phosphorus flux from bottom sediments in Lake Eucha, Oklahoma by Haggard, B.E, Moore, P.A. Jr, DeLaune, P.B

“…Phosphorus inputs into reservoirs include external sources from the watershed and internal sources from the reservoir bottom sediments. This study quantified…”
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