| Help Page |
| This page helps user to navigate various tools in this website. User can learn about NTT and its fuctions, which are built in the website, by clicking various topics listed in the page. About NTT: This Page provides basic concept about NTT. Contact Information: This page provides contact informations if any question or support. System Requirements: This page provides information on what requirements user should have inorder to run NTT. Navigation Basics: This page provides navigation on various other pages linked on this website. Project Page: This page provides information on the Project screen. Location Page: This page provides information on the Location screen. Fields Page: This page provides information on the Fields screen. Soils Page: This page provides information on the Soils screen. |
| Weather Page: This page provides information on the Weather screen. |
| Management Page: This page provides information on the Management screen. Watershed Page: This page provides information on the Watershed screen. Simulation Page: This page provides information on the Simulation screen. Results Page: This page provides information on the Results screen. APEX Files Page: This page provides information on making modifications and downloading APEX folder. APEX: This page provides information on APEX. NTT Disclaimer: This page is about NTT Disclaimer. Click < Prev to go to the previous page. Click Next > to go to the next page. Click Return to Table of Contents to go to the NTT Table of Contents. |
NTT/User Manual NTT Technical Documentation Economic Technical Documentation APEX User Manual |
| NTT References Gassman, P. W., Williams, J. R., Wang, X., Saleh, A., Osei, E., Hauck, L. M., Izaurralde, R. C., Flowers, J. D. (2010). The Agricultural Policy/Environmental eXtender (APEX) model: An emerging tool for landscape and watershed environmental analyses. Transactions of the ASABE. Tuppad, P., Santhi, C., Wang, X., Williams, J. R., Srinivasan, R., & Gowda, P. H. (2010). Simulation of conservation practices using the APEX model. Applied Engineering in Agriculture Saleh, A., Gallego, O., Osei, E., Lai, H., Gross, C., & McKinney, S. (2010). Development and Application of a Modified NTT Tool for Water Quality Trading. In 21st Century Watershed Technology: Improving Water Quality and Environment Conference Proceedings, 21-24 February 2010, Universidad EARTH, Costa Rica (p. 1). American Society of Agricultural and Biological Engineers. Saleh, A., Gallego, O., Osei, E., Lal, H., Gross, C., McKinney, S., & Cover, H. (2011). Nutrient Tracking Tool—a user-friendly tool for calculating nutrient reductions for water quality trading. Journal of Soil and Water Conservation, 66(6), 400-410. Saleh, A., Osei, E., & Gallego, O. (2012). Evaluating Nutrient Tracking Tool(NTT) and simulated conservation practices. In 21st Century Watershed Technology: Improving Water Quality and Environment Conference Proceedings, May 27-June 1, 2012, Bari, Italy (p. 1). American Society of Agricultural and Biological Engineers. Lal, H. (2014). The Nutrient Tracking Tool--A Historical Perspective and a Look to the Future. Resource Magazine, 21(3), 20-23. Saleh, A., Gallego, O., & Osei, E. (2015). Evaluating nutrient tracking tool and simulated conservation practices. Journal of Soil and Water Conservation. https://doi.org/10.2489/jswc.70.5.115A. Burnett, J. R. (2015). Validation and verification of the Nutrient Tracking Tool for Yakima County, Washington. Tarleton State University. Saleh, A., Niraula, R., Gallego, O., Osei, E., & Kannan, N. (2017, December). Nutrient Tracking Tool-A user-friendly tool for evaluating the water and air quality and quantity as affected by various agricultural management practices. In AGU Fall Meeting Abstracts. Saleh A. and Edward Osei. 2018. Precision and water quality markets. Book chapter. Precision conservation. Agronomy Monograph. Pp.313-339. Saleh, A., Niraula, R., Marek, G.W., Gowda, P.H., Brauer, D.K., Howell, T.A. 2018. Lysimetric evaluation of the APEX Model to simulate daily ET for irrigated crops in the Texas High Plains. Transactions of the ASABE. 61(1):65-74. https://doi.org/10.13031/trans.11938. Nelson, A. M., Moriasi, D. N., Talebizadeh, M., Tadesse, H. K., Steiner, J. L., Gowda, P. H., & Starks, P. J. (2019). Comparing the Effects of Inputs for NTT and ArcAPEX Interfaces on Model Outputs and Simulation Performance. Journal of Water Resource and Protection, 11(5), 554-580. Guo, T., Confesor Jr, R., Saleh, A., & King, K. (2020). Crop growth, hydrology, and water quality dynamics in agricultural fields across the Western Lake Erie Basin: Multi-site verification of the Nutrient Tracking Tool (NTT). Science of The Total Environment, 138485. |
Verification of APEX Parameters and NTT for Minnesota
NTT Comparison to COBS Iowa
Crop growth, hydrology, and water quality dynamics in agricultural fields across the Western Lake Erie Basin: Multi-site verification of the Nutrient Tracking Tool (NTT)
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