College of Agricultural Sciences Personnel Profile
Personnel Photo of Steven John Fonte
Steven John Fonte
Assistant Professor
Soil and Crop Sciences
College of Agricultural Sciences

Plant Sciences Building, Room
  • Ph D, University of California, Davis; Ecology
  • MS, Oregon State University; Forest Science
  • BS, University of California, Davis; Environmental and Resource Sciences

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Fonte, Steven John, Botero, Cesar, Quintero, D Carolina, Lavelle, Patrick, van Kessel, Chris, (2019) Earthworms regulate plant productivity and the efficacy of soil fertility amendments in acid soils of the Colombian Llanos Soil Biology and Biochemistry 129 136-143

Ramírez, Paulina B, Calderón, Francisco J, Fonte, Steven John, Bonilla, Carlos A, (2019) Environmental controls and long-term changes on carbon stocks under agricultural lands Soil and Tillage Research 186 310-321

Caulfield, Mark, Bouniol, Judith, Fonte, Steven John, Kessler, Aad, (2019) How rural out-migrations drive changes to farm and land management: A case study from the rural Andes Land Use Policy 81 594-603

Manning, Dale Thomas, Lurbe, Salvador, Comas, Louise, Trout, Tom, Flynn, Nora Elizabeth, Fonte, Steven John, (2018) Assessing the Economic Viability of Deficit Irrigation in the Western US Agricultural Water Management 96 114-123

Kearney, SP, Fonte, SJ, García, E, Smukler, SM, (2018) Improving the utility of erosion pins: absolute value of pin height change as an indicator of relative erosion CATENA 163 427-432

Rosenzweig, Steven, Fonte, Steven John, Schipanski, Meagan Erin, (2018) Intensifying rotations increases soil carbon, fungi, and aggregation in semi-arid agroecosystems Agriculture, Ecosystems \& Environment 258 14--22

Garcia, Edwin, Siles, Pablo, Eash, Lisa Marie, Van Der Hoek, Rein, Kearney, Sean P, Smukler, Sean M, Fonte, Steven John, (2018) Participatory evaluation of improved grasses and forage legumes for smallholder livestock production in Central America Experimental Agriculture 1-17

Junaidi, Junaidi, Kallenbach, Cynthia M, Byrne, Patrick F, Fonte, Steven John, (2018) Root traits and root biomass allocation impact how wheat genotypes respond to organic amendments and earthworms PloS one 13 7 e0200646

Sherrod, LA, McMaster, GS, Delgado, JA, Schipanski, Meagan Erin, Fonte, Steven John, Montenieri, RL, Larson, Kevin, (2018) Soil carbon pools in dryland agroecosystems as affected by several years of drought Journal of Environmental Quality 47 4 766-773

Wang, Daoyuan, Fonte, Steven John, Parikh, Sanjai J., Six, Johan, Scow, Kate M., (2017) Biochar additions can enhance soil structure and the physical stabilization of C in aggregates GEODERMA 303 110-117

Margenot, Andrew J., Pulleman, Mirjam M., Sommer, Rolf, Paul, Birthe K., Parikh, Sanjai J., Jackson, Louise E., Fonte, Steven John, (2017) Biochemical proxies indicate differences in soil C cycling induced by long-term tillage and residue management in a tropical agroecosystem PLANT AND SOIL 420 1-2 315-329

Margenot, Andrew J, Paul, Birthe K, Sommer, Rolf R, Pulleman, Mirjam M, Parikh, Sanjai J, Jackson, Louise E, Fonte, Steven John, (2017) Can conservation agriculture improve phosphorus (P) availability in weathered soils? Effects of tillage and residue management on soil P status after 9 years in a Kenyan Oxisol Soil and Tillage Research

Rosenzweig, Steven, Fonte, Steven John, Stromberger, Mary E, Schipanski, Meagan Erin, (2017) "Enhancing beneficial fungi through crop rotation: Implications for P acquisition and C sequestration in semi-arid agroecosystems" Ecological Society of America, August 6-11 2017, Portland, OR

Kearney, SP, Fonte, SJ, García, E, Siles, Pablo, Chan, KMA, Smukler, SM, (2017) Evaluating ecosystem service trade-offs and synergies from slash-and-mulch agroforestry systems in El Salvador Ecological Indicators

Rosenzweig, Steven, Schipanski, Meagan Erin, Fonte, Steven John, Stromberger, Mary E, (2017) "Fostering native AMF through crop rotation: Implications for P acquisition and C sequestration in semi-arid agroecosystems" Soil Ecology Society, June 5-9 2017, Fort Collins, CO

Kearney, Sean Patrick, Coops, Nicholas C., Chan, Kai M. A., , Fonte, Steven John, Siles, Pablo, Smukler, Sean M., (2017) Predicting carbon benefits from climate-smart agriculture: High-resolution carbon mapping and uncertainty assessment in El Salvador JOURNAL OF ENVIRONMENTAL MANAGEMENT 202 287-298

Wyckhuys, KAG, Burra, Dharani Dhar, Tran, DH, Graziosi, Ignazio, Walter, Abigail Jan, Nguyen, TG, Trong, HN, Le, BV, Le, TTN, Fonte, Steven, (2017) Soil fertility regulates invasive herbivore performance and top-down control in tropical agroecosystems of Southeast Asia Agriculture, Ecosystems & Environment 249 38-49

de Valenca, Anne, Vanek, Steven John, Meza, Katherin, Ccanto, Raul, Olivera, Edgar, Scurrah, Maria, Latinga, Egbert, Fonte, Steven John, (2017) Land use as a driver of soil fertility and biodiversity across an agricultural landscape in the Central Peruvian Andes Ecological Applications 27 1138-1154

Murphy, Ryan P, Montes-Molina, Joaquín A, Govaerts, Bram, Six, Johan, van Kessel, Chris, Fonte, Steven John, (2016) Crop residue retention enhances soil properties and nitrogen cycling in smallholder maize systems of Chiapas, Mexico Applied Soil Ecology 103 110–116

Sanabria, Catalina, Dubs, Florence, Lavelle, Patrick, Fonte, Steven John, Barot, Sébastien, (2016) Influence of regions, land uses and soil properties on termite and ant communities in agricultural landscapes of the Colombian Llanos European Journal of Soil Biology 74 81–92

Blankinship, Joseph C, Fonte, Steven John, Six, Johan, Schimel, Joshua P, (2016) Plant versus microbial controls on soil aggregate stability in a seasonally dry ecosystem Geoderma 272 39–50

De Palma, Adriana, Abrahamczyk, Stefan, Aizen, Marcelo A, Albrecht, Matthias, Basset, Yves, Bates, Adam, Blake, Robin J, Boutin, Céline, Bugter, Rob, Connop, Stuart, others, , Fonte, Steven John, (2016) Predicting bee community responses to land-use changes: Effects of geographic and taxonomic biases Scientific Reports 6

LaHue, Gabriel T, van Kessel, Chris, Linquist, Bruce A, Adviento-Borbe, Maria Arlene, Fonte, Steven John, (2016) Residual Effects of Fertilization History Increase Nitrous Oxide Emissions from Zero-N Controls: Implications for Estimating Fertilizer-Induced Emission Factors Journal of Environmental Quality

Lavelle, Patrick, Dolédec, Sylvain, de Sartre, Xavier Arnauld, Decaens, Thibaud, Gond, Valery, Grimaldi, Michel, Oszwald, Johan, Hubert, Bernard, Ramirez, Bertha, Veiga, Iran, others, , Fonte, Steven John, (2016) Unsustainable landscapes of deforested Amazonia: An analysis of the relationships among landscapes and the social, economic and environmental profiles of farms at different ages following deforestation Global Environmental Change 40 137–155

Fonte, Steven John, Kong, Angela, (2016) "Polyculture and covercrops, section in Chapter IV: Soil Biodiversity: Threats and Interventions " Global Soil Biodiversity Initiative

Nesper, Maike, Bünemann, Else K, Fonte, Steven John, Rao, Idupulapati M, Velásquez, Jaime E, Ramírez, Bertha, Hegglin, Django, Frossard, Emmanuel, Oberson, Astrid, (2015) Pasture degradation decreases organic P content of tropical soils due to soil structural decline Geoderma 257-258 123-133

Sanabria, Catalina, Lavelle, Patrick, Fonte, Steven John, (2014) Ants as indicators of soil-based ecosystem services in agroecosystems of the Colombian Llanos Applied Soil Ecology 84 24–30

Fonte, Steven John, Nesper, Maike, Hegglin, Django, Velásquez, Jaime E, Ramirez, Bertha, Rao, Idupulapati M, Bernasconi, Stefano M, Bünemann, Else K, Frossard, Emmanuel, Oberson, Astrid, (2014) Pasture degradation impacts soil phosphorus storage via changes to aggregate-associated soil organic matter in highly weathered tropical soils Soil Biology and Biochemistry 68 150–157

Lavelle, Patrick, Rodríguez, Nubia, Arguello, Orlando, Bernal, Jaime, Botero, Cesar, Chaparro, Paula, Gómez, Yolanda, Gutiérrez, Albert, del Pilar Hurtado, María, Loaiza, Sandra, others, , (2014) Soil ecosystem services and land use in the rapidly changing Orinoco River Basin of Colombia Agriculture, Ecosystems & Environment 185 106–117

Hudson, Lawrence N, Newbold, Tim, Contu, Sara, Hill, Samantha LL, Lysenko, Igor, De Palma, Adriana, Phillips, Helen RP, Senior, Rebecca A, Bennett, Dominic J, Booth..., Hollie, others, , (2014) The PREDICTS database: a global database of how local terrestrial biodiversity responds to human impacts Ecology and Evolution 4 24 4701–4735

Lubbers, Ingrid M, van Groenigen, Kees Jan, Fonte, Steven John, Six, Johan, Brussaard, Lijbert, van Groenigen, Jan Willem, (2013) Greenhouse-gas emissions from soils increased by earthworms Nature Climate Change 3 3 187–194

Rousseau, Laurent, Fonte, Steven John, Téllez, Orlando, Van der Hoek, Rein, Lavelle, Patrick, (2013) Soil macrofauna as indicators of soil quality and land use impacts in smallholder agroecosystems of western Nicaragua Ecological Indicators 27 71–82

Fonte, Steven John, Vanek, Steven J, Oyarzun, Pedro, Parsa, Soroush, Rao, Idupulapati, Quintero, D. Carolina, Lavelle, Patrick, (2012) "Explorando Opciones Agroecológicas para el Manejo de la Fertilidad del Suelo en Sistemas de Agricultura en pequeña escala de las Zonas Alto-Andinas" McKnigh Foundation

Kearney, Sean, Fonte, Steven John, Salomon, Abraham, Six, Johan, Scow, Kate M, (2012) Forty percent revenue increase by combining organic and mineral nutrient amendments in Ugandan smallholder market vegetable production Agronomy for sustainable development 32 4 831–839

Fonte, Steven John, Quintero, D Carolina, Velásquez, Elena, Lavelle, Patrick, (2012) Interactive effects of plants and earthworms on the physical stabilization of soil organic matter in aggregates Plant and soil 359 1-2 205–214

Fonte, Steven John, Vanek, Steven J, Oyarzun, Pedro, Parsa, Soroush, Carolina Quintero, D, Rao, Idupulapati M, Lavelle, Patrick, (2012) Pathways to Agroecological Intensification of Soil Fertility Management by Smallholder Farmers in the Andean Highlands Advances in agronomy 116 125

Velásquez, Elena, Fonte, Steven John, Barot, Sébastien, Grimaldi, Michel, Desjardins, Thierry, Lavelle, Patrick, (2012) Soil macrofauna-mediated impacts of plant species composition on soil functioning in Amazonian pastures Applied soil ecology 56 43–50

Schowalter, TD, Fonte, Steven John, Geaghan, J, Wang, J, (2011) Effects of manipulated herbivore inputs on nutrient flux and decomposition in a tropical rainforest in Puerto Rico Oecologia 167 4 1141–1149

Briar, Shabeg S, Fonte, Steven John, Park, Inmyoung, Six, Johan, Scow, Kate, Ferris, Howard, (2011) The distribution of nematodes and soil microbial communities across soil aggregate fractions and farm management systems Soil Biology and Biochemistry 43 5 905–914

Smukler, SM, Sanchez-Moreno, Sara, Fonte, Steven John, Ferris, H, Klonsky, Karen, O’geen, AT, Scow, KM, Steenwerth, KL, Jackson, LE, (2010) Biodiversity and multiple ecosystem functions in an organic farmscape Agriculture, ecosystems & environment 139 1 80–97

Fonte, Steven John, Barrios, Edmundo, Six, Johan, (2010) Earthworm impacts on soil organic matter and fertilizer dynamics in tropical hillside agroecosystems of Honduras Pedobiologia 53 5 327–335

Fonte, Steven John, Six, Johan, (2010) Earthworms and litter management contributions to ecosystem services in a tropical agroforestry system Ecological Applications 20 4 1061–1073

Fonte, Steven John, Barrios, Edmundo, Six, Johan, (2010) Earthworms, soil fertility and aggregate-associated soil organic matter dynamics in the Quesungual agroforestry system Geoderma 155 3 320–328

Kong, Angela YY, Gentile, Roberta, Chivenge, Pauline, Fonte, Steven John, Six, Johan, (2010) "Trade-Offs Associated with Using Soil Carbon Sequestration as Climate Change Mitigation" Imperial College Press

Fonte, Steven John, Winsome, Thais, Six, Johan, (2009) Earthworm populations in relation to soil organic matter dynamics and management in California tomato cropping systems Applied soil ecology 41 2 206–214

Fonte, Steven John, Yeboah, Edward, Ofori, Patrick, Quansah, Gabriel W, Vanlauwe, Bernard, Six, Johan, (2009) Fertilizer and residue quality effects on organic matter stabilization in soil aggregates Soil Science Society of America Journal 73 3 961–966

Kong, Angela YY, Fonte, Steven John, van Kessel, Chris, Six, Johan, (2009) Transitioning from standard to minimum tillage: trade-offs between soil organic matter stabilization, nitrous oxide emissions, and N availability in irrigated cropping systems Soil and Tillage Research 104 2 256–262

Fonte, Steven John, Kong, Angela YY, van Kessel, Chris, Hendrix, Paul F, Six, Johan, (2007) Influence of earthworm activity on aggregate-associated carbon and nitrogen dynamics differs with agroecosystem management Soil Biology and Biochemistry 39 5 1014–1022

Kong, Angela YY, Fonte, Steven John, van Kessel, Chris, Six, Johan, (2007) Soil aggregates control N cycling efficiency in long-term conventional and alternative cropping systems Nutrient Cycling in Agroecosystems 79 1 45–58

Fonte, Steven John, Schowalter, TD, (2005) The influence of a neotropical herbivore (Lamponius portoricensis) on nutrient cycling and soil processes Oecologia 146 3 423–431

Fonte, Steven John, Schowalter, Timothy D, (2004) "Decomposition in forest canopies" Elsevier

Fonte, Steven John, Schowalter, Timothy D, (2004) Decomposition of greenfall vs. senescent foliage in a tropical forest ecosystem in Puerto Rico Biotropica 36 4 474–482

Rinker, H Bruce, Lowman, Margaret D, Hunter, Mark D, Schowalter, Timothy D, Fonte, Steven John, (2001) Literature review: canopy herbivory and soil ecology, the top-down impact of forest processes Selbyana 225–231

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