Journal Publications

  1. Zhou J., M.J. Deitch, S. Grunwald, E.J. Screaton and M. Olabarrieta. 2021. Effect of Mississippi River discharge and local hydrological variables on salinity of nearby estuaries using a machine learning algorithm. Estuarine, Coastal and Shelf Science 263. Article No. 107628. doi:10.1016/j.ecss.2021.107628

  2. Grunwald S. 2021. Grand challenges in pedometrics-AI research. Frontiers in Soil Science - Pedometrics, 1, Article 714323, 1–8. doi:10.3389/fsoil.2021.714323

  3. Horst-Heinen T.Z, R.S.D. Dalmolin, A. ten Caten, J.M. Moura-Bueno, S. Grunwald, F. de Araújo Pedron, M.F. Rodrigues, N.A. Rosin and D.V. da Silva Sangoi. 2021. Soil depth prediction by digital soil mapping and its impact in pine forestry productivity in South Brazil. Forest Ecology and Management J. 488, Article 118983. doi:10.1016/j.foreco.2021.118983.

  4. Mizuta K., S. Grunwald, W.P. Cropper Jr. and A.R. Bacon. 2021. Developmental history of soil concepts from a scientific perspective. Applied Sciences J. 11, Article 4275. doi:10.3390/app11094275.

  5. Mizuta K., S. Grunwald, M.A. Phillips, C.B. Moss, A.R. Bacon and W.P. Cropper Jr. 2021. Sensitivity analysis of metafrontier data envelopment analysis for soil carbon sequestration efficiency. Ecological Indicator J. 125. Article 107602. doi: 10.1016/j.ecolind.2021.107602. This article was selected as ‘Innovative Research’ and featured in the monthly news by the North American Carbon Program (NACP), July 2021:

  6. Mizuta K., S. Grunwald, M.A. Phillips, A.R. Bacon, W.P. Cropper Jr. and C.B. Moss. 2021. Emergence of the pedo-econometric approach. Frontiers in Soil Science J. Pedometrics Section. doi:10.3389/fsoil.2021.656591

  7. Moura-Bueno J.M., R.S.D. Dalmolin, T.Z. Horst-Heinen, S. Grunwald and A. ten Caten. 2021. Environmental covariates improve the spectral predictions of organic carbon in subtropical soils in southern Brazil. Geoderma 393, 114981. doi:10.1016/j.geoderma.2021.114981.

  8. Moura-Bueno J.M., R.S.D. Dalmolin, T.Z. Horst-Heinen, A. ten Caten, G.M. Vasques, A.C. Dotto, and S. Grunwald. 2020. When does stratification of a subtropical soil spectral library improve predictions of soil organic carbon content? Science of the Total Environment 737. No. 139895. doi:10.1016/j.scitotenv.2020.139895. 

  9. Ross C.W., S. Grunwald, J.G. Vogel, D. Markewitz, E.J. Jokela, T.A. Martin, R. Bracho, A.R. Bacon, C.W. Brungard, and X. Xiong. 2020. Accounting for two-billion tons of stabilized soil carbon. Science of the Total Environment 703. No. 134615. doi:10.1016/j.scitotenv.2019.134615

  10. Adi S.H. and S. Grunwald. 2020. Integrative environmental modeling of soil carbon fractions based on a new latent variable model approach. Science of the Total Environment 711, No. 134566: 1–15. doi:10.1016/j.scitotenv.2019.134566. This paper received the ISSN Golden Research Award 2020. 

  11. Adi S.H., S. Grunwald and C. Tafakresnanto. 2019. Fusing environmental variables into soil spectroscopy modeling using a novel two-step regression model. Int. Sem. and Congress of Indonesian Soil Science Society: IOP Conf. Series Earth and Environmental Science 393(012100): 1-7. doi:10.1088/1755-1315/393/1/012100. Available at

  12. Demattê J.A.M., A.C. Dotto, A.F.S. Paiva, M.V. Sato, R.S.D. Dalmolin, M. do S.B. de Araújo, …..S. Grunwald   .… and H.T.Z. do Couto. 2019. The Brazilian Soil Spectral Library (BSSL): A general view, application and challenges. Geoderma 354 Article 113793: 1–21. doi:10.1016/j.geoderma.2019.05.043.

  13. Keskin H., S. Grunwald and W. Harris. 2019. Digital mapping of soil carbon fractions with machine learning. Geoderma, 339: 40-58. doi:10.1016/j.geoderma.2018.12.037.

  14. Mizuta K., S. Grunwald, M.A. Phillips, W.P. Cropper Jr., W.S. Lee, & G.M. Vasques. 2019. New indication method using pedo-econometric approach. Data Envelopment Analysis Journal 4(2): 207-241. doi:10.1561/103.00000028.

  15. Clingensmith C.M., S. Grunwald and S.P. Wani. 2018. Evaluation of calibration subsetting and new chemometric methods on the spectral prediction of key soil properties in a data-limited environment. European J. of Soil Science: 1-20. doi:10.1111/ejss.12753.

  16. Dotto A.C., R.S.D. Dalmolin, A. ten Caten, S. Grunwald. 2018. A systematic study on the application of scatter-corrective and spectral-derivative preprocessing for multivariate prediction of soil organic carbon by Vis-NIR spectra. Geoderma 314: 262-274. doi: 10.1016/j.geoderma.2017.11.006 .

  17. Grunwald S., C. Yu and X. Xiong. 2018. Transferability and scaling of soil total carbon prediction models in Florida, USA. Pedosphere J. 28(6): 856-872. doi:10.1016/S1002-0160(18)60048-7.

  18. Keskin H. and S. Grunwald. 2018. Regression kriging as a workhorse in the pedometrician’s toolbox. Geoderma 326: 22-41. doi:10.1016/j.geoderma.2018.04.004.

  19. Knox N. and S. Grunwald. 2018. Total soil carbon assessment – Linking field, lab, and landscape through VNIR modelling. Landscape Ecology 33: 2137-2152. doi:10.1007/s10980-018-0729-6.

  20. Mizuta K., S. Grunwald and M.A. Phillips. 2018. New soil index development and integration with econometric theory. Soil Sci. Soc. Am. J. 82: 1017-1032.  doi:10.2136/sssaj2017.11.0378.

  21. Xu Y., S.E. Smith, S. Grunwald, A. Abd-Elrahman, S.P. Wani and V.D. Nair. 2018. Estimating soil total nitrogen in smallholder farm settings using remote sensing spectral indices and regression kriging. Catena 163: 111-122. doi:10.1016/j.catena.2017.12.011.

  22. Xu Y., S.E. Smith, S. Grunwald, A. Abd-Elrahman and S.P. Wani. 2018. Effects of image pansharpening on soil total nitrogen prediction models in South India. Geoderma 320: 52-66. doi:10.1016/j/geoderma.2018.01.017.

  23. Chaikaew P., A. Hodges and S. Grunwald. 2017. Estimating the value of ecosystem services in a mixed-use watershed: a choice experiment approach. Ecosystem Services J. 23(2017), 228-237.

  24. Dotto A.C., R.S.D. Dalmolin, S. Grunwald, A. ten Caten and W.P. Filho. 2017. Two preprocessing techniques for reducing model covariables in soil property prediction by Vis-NIR spectroscopy. Soil and Tillage Res. 172: 59-68. doi:10.1016/j.still.2017.05.008.

  25. Merrill H.R., S. Grunwald and N. Bliznyuk. 2017. Semiparametric regression models for spatial prediction and uncertainty quantification of soil attributes. Stoch. Environ. Res. Risk Assess. J., 1-13. doi:10.1007/s00477-016-1337-0.

  26. Pinheiro E.F.M., M.B. Ceddia, C.M. Clingensmith, S. Grunwald and G.M. Vasques. 2017. Prediction of soil physical and chemical properties by visible and near-infrared diffuse reflectance spectroscopy in the Central Amazon. J. of Remote Sensing, 9(293): 1-22. doi:10.3390/rs9040293.

  27. Xu Y., S.E. Smith, S. Grunwald, A. Abd-Elrahman and S. Wani. 2017. Incorporation of satellite remote sensing pan-sharpened imagery into digital soil prediction and mapping models to characterize soil property variability in small agricultural fields. ISPRS J. of Photogrammetry and Remote Sensing 123: 1-19.

  28. Xu Y., S.E. Smith, S. Grunwald, A. Abd-Elrahman and S. Wani. 2017. Evaluating the effect of remote sensing image spatial resolution on soil exchangeable potassium prediction models in smallholder farm settings. J. of Environmental Management 200: 423-433.

  29. Xu Y., S.E. Smith, S. Grunwald, A. Abd-Elrahman, S. Wani and V.D. Nair. 2017. Spatial downscaling of soil prediction models based on weighted generalized additive models in smallholder farm settings. Environmental Monitoring and Assessment J. 189( 502):3-16. doi:10.1007/s10661-017-6212-z.

  30. Kim J. and S. Grunwald. 2016. Assessment of carbon stocks in the topsoil using Random Forest and remote sensing images. J. of Env. Qual. 45: 1910-1918. doi:10.2134/jeq2016.03.0076.

  31. Rhodes E.M., O.E. Liburd and S. Grunwald. 2016. Examining the relationship between flower thrips (Thysanoptera: Thripidae) spatial distribution and blueberry (Ericales: Ericaeceae) flower density. Florida Entomologist 99 (1): 128-129.

  32. Ross C.W., S. Grunwald, D.B. Myers and X. Xiong. 2016. Land use, land use change and soil carbon sequestration in the St. Johns River Basin, Florida, USA. Geoderma Regional 7(1): 19–28. doi:10.1016/j.geodrs.2015.12.001.

  33. Viscarra Rossel, R.A., T. Behrens, E. Ben-Dor, D.J. Brown, J.A.M. Demattê, K.D. Shepherd, Z. Shi, B. Stenberg, A. Stevens, V. Adamchuk, H. Aïchi, B.G. Barthès, H.M. Bartholomeus, A.D. Bayer, M. Bernoux, K. Böttcher, L. Brodský, C.W. Du, A. Chappell, Y. Fouad, V. Genot, C. Gomez, S. Grunwald, A. Gubler, C. Guerrero, C.B. Hedley, M. Knadel, H.J.M. Morrás, M. Nocita, L. Ramirez-Lopez, P. Roudier, E.M.R. Campos, P. Sanborn, V.M. Sellitto, K.A. Sudduth, B.G. Rawlins, C. Walter, L.A. Winowiecki, S.Y. Hong and W. Ji. 2016. A global spectral library to characterize the world’s soil. Earth-Science Reviews 155: 198–230. doi:10.1016/j.earscirev.2016.01.012. This research paper won the Pedometrics 2016 Best Paper award of the International Union of Soil Sciences. 

  34. Xiong, X., Grunwald, S., Corstanje, R., Yu, C., Bliznyuk, N., 2016. Scale-dependent variability of soil organic carbon coupled to land use and land cover. Soil Tillage Res. 160: 101–109. doi:10.1016/j.still.2016.03.001

  35. Grunwald S., G.M. Vasques and R.G. Rivero. 2015. Fusion of soil and remote sensing data to model soil properties. In: Sparks, D.L. (Ed.), Advances in Agronomy, Vol. 131, pp. 1–109. doi:10.1016/bs.agron.2014.12.004

  36. Hong J., S. Grunwald and G.M. Vasques. 2015. Soil phosphorus landscape models for precision soil conservation. J. Env. Qual. doi:10.2134/jeq2014.09.0379.

  37. Peng Y., X. Xiong, K. Adhikari, M. Knadel, S. Grunwald and M.H. Greve. 2015. Modeling soil organic carbon at regional scale by combining multi-spectral images with laboratory spectra. PlosOne 10(11): e0142295. doi:10.1371/journal.pone.0142295.

  38. Knox N.M., S. Grunwald, M.L. McDowell, G.L.  Bruland, D.B. Myers, W.G. Harris. 2015. Modelling soil carbon fractions with VNIR and MIR spectroscopy. Geoderma 239-240: 229-239. doi:10.1016/j.geoderma.2014.10.019

  39. Kwon H.Y. and S. Grunwald. 2015. Inverse modeling of CO2 evolved during laboratory soil incubations to link conceptual pools in CENTURY model with directly measured soil properties. Soil Science 180(1): 28-32. doi:10.1097/SS.0000000000000101

  40. Ramnarine R., W.G. Harris and S. Grunwald. 2015. Predicting the distribution of naturally-occurring phosphatic soils across a county wide landscape, Florida, USA. Communications in Soil Science and Plant Analysis doi: 10.1080/00103624.2015.1043453.

  41. Xiong X., S. Grunwald, D. B. Myers, J. Kim, W. G. Harris, N. B. Comerford, and N. Bliznyuk. 2015. Assessing uncertainty in soil organic carbon across a highly heterogeneous landscape. Geoderma 251-252: 105-116. doi:10.1016/j.geoderma.2015.03.028

  42. Kim J., S. Grunwald and R.G. Rivero. 2014.  Soil phosphorus and nitrogen predictions across spatial escalating scales in an aquatic ecosystem using remote sensing images. IEEE Trans. on Geoscience and Remote Sensing J. 52(10): 6724-6737. doi:10.1109/TGRS.2014.2301443

  43. Kwon H.Y., S. Grunwald, H. Beck and Y. Jung. 2014. Automatic calibration of a hydrologic model for simulating water table fluctuations on farms in the Everglades Agricultural Area of South Florida. Irrigation and Drainage J. doiI: 10.1002/ird.1822

  44. Sequeira C.H., S.A. Wills, S. Grunwald, R.R. Ferguson, E.C. Benham and L.T. West. 2014. Development and update process of VNIR-based models built to predict soil organic carbon. Soil Sci. Soc. Am. J. 78: 903-913. doi:10.2136/sssaj2013.08.0354

  45. Xiong X., S. Grunwald, D.B. Myers, J. Kim, W.G. Harris and N.B. Comerford.. 2014. Holistic environmental soil-landscape modeling of soil organic carbon. Environmental Modeling and Software J. 57: 202-215. doi:10.1016/j.envsoft.2014.03.004

  46. Xiong X., S. Grunwald, D.B. Myers, C.W. Ross W.G. Harris and N.B. Comerford. 2014. Interaction effects of climate and land use/land cover change on soil organic carbon sequestration. Science of the Total Environment J. 493: 974-982. doi:10.1016/j.scitotenv.2014.06.088

  47. Bliss C.M., N.B. Comerford, D.A. Graetz, S. Grunwald and A.M. Stoppe. 2013. Land use influence on carbon, nitrogen, and phosphorus in size fractions of sandy surface soils. Soil Sci. J. 178(12): 654-661. doi:10.1097/SS.0000000000000032

  48. Koch A., A.B. McBratney, M. Adams, D. Field, R. Hill, J. Crawford, B. Minasny, R. Lal, L. Abbott, A. O’Donnell, D. Angers, J. Baldock, E. Barbier, D. Binkley, W. Parton, D.H. Wall, M. Bird, J. Bouma, C. Chenu, C.Butler Flora, K. Goulding, S. Grunwald, J. Hempel, J. Jastrow, J. Lehmann, K. Lorenz, C.L. Morgan, C.W. Rice, D. Whitehead, I. Young and M. Zimmermann. 2013. Soil security: Solving the global soil crisis. Global Policy: 1-8. doi: 10.1111/1758-5899.12096.

  49. Hu X.-Y., G.M. Vasques and S. Grunwald. 2013. Application of visible/near-infrared spectra in modeling of soil total phosphorus. Pedosphere 23(4): 417-421 and 23(6): 751 (note a CORRIGENDUM was published and co-authors Vasques and Grunwald were added because both authors made substantial intellectual contributions to the paper: idea for hte research, provided datasets, expertise in VNIR modeling, and conducted the statistical analysis) doi:10.1016/S1002-0160(13)60034-X.   

  50. Ross C.W., S. Grunwald, D.B. Myers. 2013. Spatiotemporal modeling of soil organic carbon stocks across a subtropical region. Science of the Total Environment J. 461-462: 149-157. doi:10.1016/j.scitotenv.2013.04.070

  51. Azuaje E.I., N.B. Comerford, W.G. Harris, J.B. Reeves III and S. Grunwald. 2012. Loblolly and slash pine control organic carbon in soil aggregates and carbon mineralization. Forest Ecol. and Management J. 263: 1-8. doi:10.1016/j.foreco.2011.09.030.

  52. Loudermilk E.L., J.J. O’Brien, R.J. Mitchell, W.P. Cropper, J.K. Hiers, S. Grunwald, J. Grego and J.C. Fernandez-Diaz. 2012. Linking complex forest fuel structure and fire behavior at fine-scales. Int. J. Wildland Fire 21: 882-893. doi:10.1071/WF10116.

  53. McDowell M.D., G.L. Bruland, J.L. Deenik and S. Grunwald. 2012. Effects of subsetting by carbon content, soil order, and spectral classification on prediction of soil total carbon with diffuse reflectance spectroscopy. Applied and Environmental Soil Science J. Vol. 2012, Article ID 294121: 1-14. doi:10.1155/2012/294121.

  54. McDowell M.L., G.L. Bruland, J.L. Deenik, S. Grunwald and M.M Knox. 2012. Soil total carbon analysis in Hawaiian soils with visible, near-infrared and mid-infrared diffuse reflectance spectroscopy. Geoderma 189-190: 312-320. doi:10.1016/j.geoderma.2012.06.009.

  55. Kim J., S. Grunwald, R.G. Rivero and R. Robbins. 2012. Multi-scale modeling of soil series using remote sensing in a wetland ecosystem. Soil Sci. Soc. Am. J. 76: 2327-2341. doi:10.2136/sssaj2012.0043.

  56. Sarkhot D.V., S. Grunwald, Y. Ge and C.L.S. Morgan. 2012. Soil carbon storage under the perennial bioenergy crop Arundo Donax L. J. Biomass and Bioenergy 41: 122-130. doi:10.1016/j.biombioe.2012.02.015.

  57. Vasques G.M., S. Grunwald and D.B. Myers. 2012. Influence of the geographic extent and grain size on soil carbon models in Florida, USA. J. of Geophys. Research – Biogeosciences 117. G04004: 1-12. doi:10.1029/2012JG001982.

  58. Vasques G.M., S. Grunwald and D.B. Myers. 2012. Multi-scale behavior of soil carbon at nested locations in Florida, USA. Landscape Ecology J. 27: 355-367. doi:10.1007/s10980-011-9702-3.

  59. Ge Y., C.L.S. Morgan, S. Grunwald, D.J. Brown and D.V. Sarkhot. 2011. Comparison of soil reflectance spectra and calibration models obtained using multiple spectrometers. Geoderma 161(3-4): 202-211. doi:10.1016/j.geoderma.2010.12.020

  60. Grunwald S., J.A. Thompson and J.L. Boettinger. 2011. Digital soil mapping and modeling at continental scales – finding solutions for global issues. Soil Sci. Soc. Am. J. (SSSA 75th Anniversary Special Paper) 75(4): 1201-1213. doi:10.2136/sssaj2011.0025

  61. Myers D.B., N.R. Kitchen, K.A. Sudduth, R.J. Miles, E.J. Sadler and S. Grunwald. 2011. Peak functions for modeling high resolution soil profile data. Geoderma 166: 74-83. doi:10.1016/j.geoderma.2011.07.014

  62. Osborne T.Z., G.L. Bruland, S. Newman, K.R. Reddy and S. Grunwald. 2011. Spatial distribution and eco-partitioning of soil biogeochemical properties in the Everglades National Park. J. Env. Monitor. Assess. 183: 395-408. doi:10.1007/s10661-011-1928-7

  63. Rhodes E.M., O.E. Liburd and S. Grunwald. 2011. Examining the spatial distribution of flower thrips in southern highbush blueberries utilizing geostatistical methods. J. Environ. Entomology 40(4): 893-903. doi:10.1603/EN10312

  64. Richter D.deB., S.S. Andrews, A.R. Bacon, S. Billings, C.A. Cambardella, N. Cavallaro, J.E. DeMeester, A.J. Franzluebbers, A.S. Grandy, S. Grunwald, J. Gruver, A.S. Hartshorn, H. Janzen, M.G. Kramer, J.K. Ladha, K. Lajtha, G.L. Liles, D. Markewitz, P.J. Megonigal, A.R. Mermut, M.A. Mobley, C. Rasmussen, C.J. Richardson, D.A. Robinson, P. Smith, C. Stiles, R.L. Tate, A. Thompson, A. Thompson, A.J. Tugel, H. van Es, L. West, S. Wills, D. Yaalon, and T.M. Zobeck. 2011. Soils and human-soil relations are changing rapidly: Proposals from SSSA’s new Cross-Division Work Group on Soil Change. Soil Sci. Soc. Am. J. 75(6): 2079-2084. doi:10.2136/sssaj2011.0124

  65. Sarkhot D.V., S. Grunwald, Y. Ge and C.L.S. Morgan. 2011. Comparison and detection of soil carbon under Arundo Donax and coastal bermuda grass using visible/near infrared diffuse reflectance spectroscopy. Geoderma 164: 22-32. doi:10.1016/j.geoderma.2011.05.006

  66. Beck H.W., K.T. Morgan, Y. Jung, S. Grunwald, H.-Y. Kwon and J. Wu. 2010. Ontology-based simulation in agricultural systems modeling. Agricultural Systems J. 103: 463-477. doi:10.1016/j.agsy.2010.04.004

  67. Fungo B., S. Grunwald, M.M. Tenywa, B. vanLauwe, and P. Nkedi-Kizza. 2010. Lunnyu soils in the Lake Victoria Basin in Uganda: Link to toposequence and soil type. African J. of Environmental Science and Technology 5(1): 15-24. doi:10.4314/ajest.v5i1.71902 

  68. Fungo B. , S. Grunwald, M.M. Tenywa and P. Nkedi-Kizza. 2010. Anderson field-level variability of a Luunyu-affected soil in Masaka, Central Uganda. Research. J. of Soil and Water Management 1(3): 68-75.

  69. Kwon H.-Y., S. Grunwald, H.W. Beck, Y. Jung, S.H. Daroub, T.A. Lang, and K.T. Morgan. 2010. Ontology-based simulation of water flow in organic soils applied to Florida’s sugarcane. Agric. Wat. Manag. J. 97. 112-122. doi:10.1016/j.agwat.2009.08.019

  70. Kwon H.-Y., S. Grunwald, H.W. Beck, Y. Jung, S.H. Daroub, T.A. Lang and K.T. Morgan. 2010. Modeling of phosphorus loads in sugarcane in a low-relief landscape using ontology-based simulation. J. Environ. Qual. 39: 1-11. doi:10.2134/jeq2009.0509

  71. Vasques G.M., S. Grunwald, N.B. Comerford and J.O. Sickman. 2010. Regional modeling of soil carbon at multiple depths within a subtropical watershed. Geoderma 156: 326-336. doi:10.1016/j.geoderma.2010.03.002

  72. Vasques G.M., S. Grunwald and W.G. Harris. 2010. Spectroscopic models of soil organic carbon in Florida. J. Environ. Qual. 39(3): 923-934. doi:10.2134/jeq2009.0314

  73. Vasques G.M., S. Grunwald, N.B. Comerford and J.O. Sickman. 2010. Upscaling of dynamic soil organic carbon pools in a north-central Florida watershed. Soil Sci. Soc. Am. J. 74: 870-879. doi:10.2136/sssaj2009.0242

  74. Rivero R.G., S. Grunwald, M.W. Binford and T.Z. Osborne. 2009. Integrating spectral indices into prediction models of soil phosphorus in a subtropical wetland. Remote Sensing of Environment J. 113: 2389-2403. doi:10.1016/j.rse.2009.07.015

  75. Grunwald S. 2009. Multi-criteria characterization of recent digital soil mapping and modeling approaches. Geoderma 152: 195-207. doi:10.1016/j.geoderma.2009.06.003

  76. Daroub S.H., T.A. Lang, O.A. Diaz and S. Grunwald. 2009. Long-term water quality trends after implementing best management practices in south Florida. J. Environ. Qual. 38(4): 1683-1693. doi:10.2134/jeq2008.0462

  77. Ahn M.-Y., A.R. Zimmerman, N.B. Comerford, J.O. Sickman and S. Grunwald. 2009. Carbon mineralization and labile organic carbon pools in the sandy soils of a north Florida watershed. Ecosystems 12(4): 672-685. doi:10.1007/s10021-009-9250-8

  78. Grunwald S., S.H. Daroub, T.A. Lang and O.A. Diaz. 2009. Tree-based modeling of complex interactions of phosphorus loadings and environmental factors. Science of the Total Environment. 407(12): 3772-3783. doi:10.1016/j.scitotenv.2009.02.030

  79. Vasques G.M., S. Grunwald and J.O. Sickman. 2009. Modeling of soil organic carbon fractions using visible-near-infrared spectroscopy. Soil Sci. Soc. Am. J. 73(1): 176-184. doi:10.2136/sssaj2008.0015

  80. Bruland G.L., C.M. Bliss, S. Grunwald, N.B. Comerford and D.A. Graetz. 2008. Soil nitrate-nitrogen in forested versus non-forested ecosystems in a mixed-use watershed. Geoderma 148(2): 220-231. doi:10.1016/j.geoderma.2008.10.005

  81. Corstanje R., S. Grunwald and R.M. Lark. 2008. Inferences from fluctuations in the local variogram about the assumption of stationarity in the variance. Geoderma 143: 123-132. doi:10.1016/j.geoderma.2007.10.021

  82. Grunwald S. 2008. Disaggregation and scientific visualization of earthscapes. New J. of Physics 10, Article 125011: 1-15. doi:10.1088/1367-2630/10/12/125011

  83. Grunwald S., T.Z. Osborne and K.R. Reddy. 2008. Temporal trajectories of phosphorus and pedo-patterns mapped in Water Conservation Area 2, Everglades, Florida, USA. Geoderma 146(1-2): 1-13. 10.1016/j.geoderma.2008.03.023

  84. Grunwald S. and K.R. Reddy. 2008. Spatial behavior of phosphorus and nitrogen in a subtropical wetland. Soil Sci. Soc. Am. J. 72(4): 1174-1183. doi:10.2136/sssaj2007.0354

  85. van Griensven, A., T. Meixner, S. Grunwald and R. Srinivasan. 2008. Fit-for-purpose uncertainty versus calibration uncertainty in model-based decision making. Hydrol. Sci. J. 53(5): 1090-1103. doi:10.1623/hysj.53.5.1090

  86. Vasques G.M., S. Grunwald and J.O. Sickman. 2008. Comparison of multivariate methods for inferential modeling of soil carbon using visible/near-infrared spectra. Geoderma 146(1-2): 14-25. doi:10.1016/j.geoderma.2008.04.007

  87. Bruland G.L., T.Z. Osborne, K.R. Reddy, S. Grunwald, S. Newman and W.F. DeBusk. 2007. Recent changes in soil total phosphorus in the Everglades: Water Conservation Area 3. J. of Environ. Monit. Assess. 129(1): 379-395. doi:10.1007/s10661-006-9371-x

  88. Dunne E.J., K.A. McKee, M.W. Clark, S. Grunwald and K.R. Reddy. 2007. Phosphorus in agricultural ditch soil and potential implications for water quality. J. Soil and Water Conservation 62(4): 244-252. Available at:

  89. Grunwald S., K.R. Reddy, J.P. Prenger and M.M. Fisher. 2007. Modeling of the spatial variability of biogeochemical soil properties in a freshwater ecosystem. Ecol. Modelling 201(3-4): 521-535. doi:10.1016/j.ecolmodel.2006.10.026

  90. Grunwald S., V. Ramasundaram, G.L. Bruland  and D.K. Jesseman. 2007. Expanding distance education in the spatial sciences through virtual learning entities and a virtual GIS computer laboratory.  J. of Distance Education Technologies 5(1): 54-69. doi:10.4018/jdet.2007010105

  91. Lopez-Zamora I., C.M. Bliss, E.J. Jokela, N.B. Comerford, S. Grunwald, E. Barnard and G.M. Vasques. 2007. Spatial relationships between nitrogen status and pitch canker disease in slash pine planted adjacent to a poultry operation. Environmental Pollution J. 147(1): 101-111. doi:10.1016/j.envpol.2006.08.025

  92. Rivero R.G., S. Grunwald and G.L. Bruland. 2007. Incorporation of spectral data into multivariate geostatistical models to map soil total phosphorus variability in a Florida wetland. Geoderma (Special Issue Pedometrics) 140(4): 428-433. doi:10.1016/j.geoderma.2007.04.026

  93. Rivero R.G., S. Grunwald, T.Z. Osborne, K.R. Reddy and S. Newman. 2007. Characterization of the spatial distribution of soil properties in Water Conservation Area-2A, Everglades, Florida. Soil Sciience 172(2): 149-166. doi:10.1097/

  94. Bruland G.L., S. Grunwald, T.Z. Osborne, K.R. Reddy and S. Newman. 2006. Spatial distribution of soil properties in Water Conservation Area 3 of the Everglades. Soil Sci. Soc. Am. J. 70(5): 1662-1676. doi:10.2136/sssaj2005.0134

  95. Corstanje R., S. Grunwald, K.R. Reddy, T.Z. Osborne and S. Newman. 2006. Assessment of the spatial distribution of soil properties in a northern Everglades marsh. J. Environ. Qual. 35(3): 938-949. 10.2134/jeq2005.0255

  96. Grunwald S., P. Goovaerts, C.M. Bliss, N.B. Comerford and S. Lamsal. 2006. Incorporation of auxiliary information in the geostatistical simulation of soil nitrate-nitrogen. Vadose Zone J. 5(1): 391-404.

  97. Grunwald S. and C. Qi. 2006. GIS-based water quality modeling in the Sandusky Watershed. J. Am. Wat. Res. Assoc. 42(4): 957-973.

  98. Grunwald S., R. Corstanje, B.E. Weinrich and K.R. Reddy. 2006. Spatial patterns of labile forms of phosphorus in a subtropical wetland 10 years after a sustained nutrient impact. J.  Environ. Qual. 35: 378-389. doi:10.2136/vzj2005.0030

  99. Lamsal S., S. Grunwald, G.L. Bruland, C.M. Bliss and N.B. Comerford. 2006. Regional hybrid geospatial modeling of soil nitrate-nitrogen in the Santa Fe River Watershed. Geoderma 135: 233-247. doi:10.1016/j.geoderma.2005.12.009

  100. van Griensven A., T. Meixner, S. Grunwald, T. Bishop, M. Di Luzio and R. Srinivasan. 2006. A global sensitivity analysis tool for the parameters of multi-variable watershed models. J. of Hydrology 324(1-4): 10-23. doi:10.1016/j.jhydrol.2005.09.008 Highly cited article.

  101. Chen S.-S. and S. Grunwald. 2005. The spatial/temporal indexing and information visualization genre for environmental digital libraries. J. of Zhejiang University Science (JZUS) 6(11): 1235-1248. doi:10.1631/jzus.2005.A1235

  102. Grunwald S., V. Ramasundaram and D.K. Jesseman. 2005. A modular e-learning environment to teach GIS to on-campus and distance education students. North Am. Colleges and Teachers of Agric. J. (NACTA) 49(1): 6-13.

  103. Mathiyalagan V., S. Grunwald, K.R. Reddy and S.A. Bloom. 2005. A WebGIS and geodatabase for Florida’s wetlands. Computers & Electronics in Agric. 47: 69-75. doi:10.1016/j.compag.2004.08.003

  104. Qi C. and S. Grunwald. 2005. GIS-based hydrologic modeling in the Sandusky Watershed. Trans. ASABE 48(1): 169-180.

  105. Ramasundaram V., S. Grunwald, A. Mangeot, N.B. Comerford and C.M. Bliss. 2005. Development of an environmental virtual field laboratory. J. Comp. & Educ. 45(1): 21-34. doi:10.1016/j.compedu.2004.03.002

  106. Grunwald S., K.R. Reddy, S. Newman and W.B. DeBusk. 2004. Spatial variability, distribution, and uncertainty assessment of soil phosphorus in a south Florida wetland. J. of Environmetrics 15(8): 811-825. doi:10.1002/env.668

  107. Grunwald S. and P. Barak. 2003. 3D geographic reconstruction and visualization techniques applied to land resource management. Trans. in GIS 7(2): 231-241. doi:10.1111/1467-9671.00142

  108. Grunwald S. and P. Barak. 2001. The use of VRML for virtual soil landscape modeling. J. Systems Analysis Modelling Simulation 41: 755-776.

  109. Grunwald S., K. McSweeney, D.J. Rooney and B. Lowery. 2001. Soil layer models created with profile cone penetrometer data. Geoderma 103(1-2): 181-201. 10.1016/S0016-7061(01)00076-3

  110. Grunwald S., D.J. Rooney, K. McSweeney and B. Lowery. 2001. Development of pedo-transfer functions for a profile cone penetrometer. Geoderma 100(1-2): 25-47. 10.1016/S0016-7061(00)00079-3

  111. Grunwald S., B. Lowery, D.J. Rooney and K. McSweeney. 2001. Profile cone penetrometer data used to distinguish between soil materials. Soil and Tillage Res. 62: 27-40. doi:10.1016/S0016-7061(00)00079-3

  112. Grunwald S., P. Barak, K. McSweeney and B. Lowery. 2000. Soil landscape models at different scales portrayed in Virtual Reality Modeling Language (VRML). Soil Sci. 165(8): 598-615. This paper was nominated for the best paper award (Pedometrics Working Group - International Union of Soil Sciences).

  113. Grunwald S. and L.D. Norton. 2000. Calibration and validation of a non-point source pollution model. Agric. Wat. Manag. 45(1): 17-39. doi:10.1016/S0378-3774(99)00074-8

  114. Grunwald S. and H.-G. Frede. 1999. Using the modified agricultural non-point source pollution model in German watersheds. Catena 37(3-4): 319-328. doi:10.1016/S0341-8162(99)00024-7

  115. Chaubey I., C.T. Haan, J.M. Salisbury and S. Grunwald. 1999. Quantifying model output uncertainty due to spatial variability of rainfall. J. Am. Wat. Res. Assoc. 35(5): 1113-1123. doi:10.1111/j.1752-1688.1999.tb04198.x

  116. Chaubey I., C.T. Haan, S. Grunwald and J. M. Salisbury. 1999. Uncertainty in the model parameters due to spatial variability of rainfall. J. of Hydrology 220(1-2): 48-61. doi:10.1016/S0022-1694(99)00063-3

  117. Grunwald S. and L.D. Norton. 1999. An AGNPS-based runoff and sediment yield model for two small watersheds in Germany. Trans. ASABE 42(6): 1723-1731.

  118. Grunwald S., S. Haverkamp, M. Bach and H.-G. Frede. 1997. Assessment of MEKA subsidies for soil and water protection using AGNPSm model. J. of Rural Engineering and Development 38(6): 260-265.

  119. Rode M., S. Grunwald and H.-G. Frede. 1995: Modeling of water quality using AGNPS and GIS. J. of Rural Engineering and Development 36(2): 63-68.