Search Results - "Collick, Amy S"

Climate change in the Blue Nile Basin Ethiopia: implications for water resources and sediment transport by Wagena, Moges B., Sommerlot, Andrew, Abiy, Anteneh Z., Collick, Amy S., Langan, Simon, Fuka, Daniel R., Easton, Zachary M.

“…As much as 66% of the Nile River flow that reaches Egypt originates in the Highlands of the Ethiopian Blue Nile Basin (BNB). This imbalance in water…”
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Development and application of a physically based landscape water balance in the SWAT model by White, Eric D, Easton, Zachary M, Fuka, Daniel R, Collick, Amy S, Adgo, Enyew, McCartney, Matthew, Awulachew, Seleshi B, Selassie, Yihenew G, Steenhuis, Tammo S

“…Watershed scale hydrological and biogeochemical models rely on the correct spatial-temporal prediction of processes governing water and contaminant movement…”
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Improving the spatial representation of soil properties and hydrology using topographically derived initialization processes in the SWAT model by Fuka, Daniel R., Collick, Amy S., Kleinman, Peter J.A., Auerbach, Daniel A., Harmel, R. Daren, Easton, Zachary M.

“…Topography exerts critical controls on many hydrologic, geomorphologic and biophysical processes. However, many watershed modelling systems use topographic…”
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Are runoff processes ecologically or topographically driven in the (sub) humid Ethiopian highlands? The case of the Maybar watershed by Bayabil, Haimanote K., Tilahun, Seifu A., Collick, Amy S., Yitaferu, Birru, Steenhuis, Tammo S.

“…Understanding the basic runoff processes in the Ethiopian highlands is vital for effective management and utilization of water resources and soil conservation…”
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Rainfall-discharge relationships for a monsoonal climate in the Ethiopian highlands by Liu, Ben M, Collick, Amy S, Zeleke, Gete, Adgo, Enyew, Easton, Zachary M, Steenhuis, Tammo S

“…This study presents a simple rainfall-discharge analysis for the Andit Tid, Anjeni, and Maybar watersheds of northern Ethiopia. The Soil Conservation Research…”
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Eco-hydrological impacts of Eucalyptus in the semi humid Ethiopian Highlands: the Lake Tana Plain by Chanie, Tilashwork, Collick, Amy S, Adgo, Enyew, Lehmann, C Johannes, Steenhuis, Tammo S

“…[Eucalyptus] is the tree of choice for wood production by farmers in Ethiopia. Although there are many claims about its harmful effect on ecology and water…”
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Comparison of short-term streamflow forecasting using stochastic time series, neural networks, process-based, and Bayesian models by Wagena, Moges B., Goering, Dustin, Collick, Amy S., Bock, Emily, Fuka, Daniel R., Buda, Anthony, Easton, Zachary M.

“…Streamflow forecasts are essential for water resources management. Although there are many methods for forecasting streamflow, real-time forecasts remain…”
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Assessment of soil erosion processes and farmer perception of land conservation in Debre Mewi watershed near Lake Tana, Ethiopia by Zegeye, Assefa D., Steenhuis, Tammo S., Blake, Robert W., Kidnau, Selamyihun, Collick, Amy S., Dadgari, Farzad

“…Erosion is of great concern in the Ethiopian highlands. The objective of this study was to determine the soil erosion rates under actual farming conditions by…”
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Bacterial diversity in agricultural drainage ditches shifts with increasing urea-N concentrations by Klick, Sabrina A, Pitula, Joseph S, Collick, Amy S, May, Eric B, Pisani, Oliva

“…Urea-based fertilizers applied to crop fields can enter the surface waters of adjacent agricultural drainage ditches and contribute to the nitrogen (N) loading…”
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Impact of climate change and climate anomalies on hydrologic and biogeochemical processes in an agricultural catchment of the Chesapeake Bay watershed, USA by Wagena, Moges B., Collick, Amy S., Ross, Andrew C., Najjar, Raymond G., Rau, Benjamin, Sommerlot, Andrew R., Fuka, Daniel R., Kleinman, Peter J.A., Easton, Zachary M.

“…Nutrient export from agricultural landscapes is a water quality concern and the cause of mitigation activities worldwide. Climate change impacts hydrology and…”
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Natural sources and controlling factors of urea–nitrogen concentrations in agricultural drainage ditches by Klick, Sabrina A., Pitula, Joseph S., Bryant, Ray B., Collick, Amy S., May, Eric B., Pisani, Oliva

“…Agricultural drainage ditches accumulate high urea–nitrogen (N) concentrations even in the absence of urea fertilizer applications to adjacent crop fields. The…”
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Employing higher density lower reliability weather data from the Global Historical Climatology Network monitors to generate serially complete weather data for watershed modelling by Garna, Roja K., Easton, Zachary M., Faulkner, Joshua W., Collick, Amy S., Fuka, Daniel R.

“…Hydrological models require complete and accurate weather data time series to represent watershed‐scale responses adequately. The Global Historical Climatology…”
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Meeting Water Quality Goals by Spatial Targeting of Best Management Practices under Climate Change by Xu, Yuelu, Bosch, Darrell J., Wagena, Moges B., Collick, Amy S., Easton, Zachary M.

“…Agricultural production is a major source of nonpoint source pollution contributing 44% of total nitrogen (N) discharged to the Chesapeake Bay. The United…”
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Seasonal Manure Application Timing and Storage Effects on Field‐ and Watershed‐Level Phosphorus Losses by Liu, Jian, Veith, Tamie L., Collick, Amy S., Kleinman, Peter J. A., Beegle, Douglas B., Bryant, Ray B.

“…Timing of manure application to agricultural soils remains a contentious topic in nutrient management planning, particularly with regard to impacts on nutrient…”
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Applicability of Models to Predict Phosphorus Losses in Drained Fields: A Review by Radcliffe, David E., Reid, D. Keith, Blombäck, Karin, Bolster, Carl H., Collick, Amy S., Easton, Zachary M., Francesconi, Wendy, Fuka, Daniel R., Johnsson, Holger, King, Kevin, Larsbo, Mats, Youssef, Mohamed A., Mulkey, Alisha S., Nelson, Nathan O., Persson, Kristian, Ramirez‐Avila, John J., Schmieder, Frank, Smith, Douglas R.

“…Most phosphorus (P) modeling studies of water quality have focused on surface runoff loses. However, a growing number of experimental studies have shown that P…”
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Restructuring the P Index to Better Address P Management in New York by Ketterings, Quirine M., Cela, Sebastian, Collick, Amy S., Crittenden, Stephen J., Czymmek, Karl J.

“…The New York Phosphorus Index (NY‐PI) was introduced in 2001 after the release of the state's first Concentrated Animal Feeding Operation (CAFO) Permit that…”
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Headwater stream condition and nutrient runoff: Relating SWAT to empirical ecological measures in an agricultural watershed in Pennsylvania by Hirt, Claire C., Veith, Tamie L., Collick, Amy S., Yetter, Susan E., Brooks, Robert P.

“…Managing nonpoint sources of nutrients and sediments is the primary challenge for improving conditions in the Susquehanna‐Chesapeake basin. Aquatic…”
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Distributed discharge and sediment concentration predictions in the sub‐humid Ethiopian highlands: the Debre Mawi watershed by Tilahun, Seifu A, Guzman, Christian D, Zegeye, Assefa D, Dagnew, Dessalegn C, Collick, Amy S, Yitaferu, Birru, Steenhuis, Tammo S

“…Experimental research in the Ethiopian highlands found that saturation excess induced runoff and erosion are common in the sub‐humid conditions. Because most…”
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Seasonal and temporal factors leading to urea‐nitrogen accumulation in surface waters of agricultural drainage ditches by Klick, Sabrina A., Pitula, Joseph S., Bryant, Ray B., Collick, Amy S., Hashem, Fawzy M., Allen, Arthur L., May, Eric B.

“…Urea‐nitrogen (N) is commonly applied to crop fields, yet it is not routinely monitored despite its association with reduced water quality and its ability to…”
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Inactivation of Ascaris suum in a Biodrying Compost System by Collick, A.S, Inglis, S, Wright, P, Steenhuis, T.S, Bowman, D.D

“…Pathogen contamination of waterways is a serious concern in dairy farming areas where livestock waste is applied to agricultural fields. As an alternative, a…”
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