Publications

Duball, C. E., J. A.. Amador, L. E. Salisbury, and M. H. Stolt. 2019. Impacts of oyster aquaculture on subaqueous soils and infauna. Soil Science of America Journal 48:1890-1898

Cox, A., and J. Amador. 2018. How grazing affects soil quality of soils formed in the glaciated Northeastern United States. Environmental Monitoring and Assessment 190:159.

Long, R.J., R.N. Brown, and J.A. Amador. 2017. Growing food with garbage: Effects of six waste amendments on soil and vegetable crops. HortScience 52:896–904.

Possinger, A. R., and J. A. Amador. 2016. A preliminary evaluation of seaweed application effects on soil quality and yield of sweet corn (Zea mays L.). Communications in Soil Science and Plant Nutrition 47:121- 135.

Waggoner, A. 2016. Response of agricultural soil greenhouse gas fluxes to amendment with residual waste materials. M.S. Thesis, University of Rhode Island, 90 pages.

Long, R. 2015. Organic waste amendments as sources of carbon and fertility for vegetable production. M.S. Thesis, University of Rhode Island, 128 pages.

Pieper, J.R., R. N. Brown, and J. A. Amador. 2015. Effects of three conservation tillage strategies on yields and soil health in a mixed vegetable production system. HortScience 50:1770-1776.

Lopez-Rodriguez, G., D. Sotomayor-Ramirez, J. A. Amador, and E.C. Schroeder. 2015. Contribution of nitrogen from litter and soil mineralization to shade and sun coffee (Coffea arabica L.) agroecosystems.Tropical Ecology 56:155-167.

Amador, J. A., K. Winiarski, and D. Sotomayor-Ramirez. 2013. Dietary sources for earthworm communities along a forest-coffee agroecosystem gradient: Preliminary evidence supporting the habitat-dependent feeding hypothesis. Tropical Ecology 54: 365-374 .

Fetter, J. C., R. N. Brown and J. A. Amador. 2013.Effectiveness of squid hydrolysate as a home lawn fertilizer. HortScience 48: 380-385.

Possinger, A. R. 2013. Using seaweed as a soil amendment: Effects on soil quality and yield of sweet corn (Zea mays L.). M.S. Thesis, University of Rhode Island, 90 pages.

Becker, A. 2013. Soil quality in Rhode Island pastures grazed by different types of livestock. M.S. Thesis, University of Rhode Island, 86 pages.

Hull, R.J., J.A. Amador, H. Liu, and J.C. Fetter. 2012. Do organic nitrogen sources leach less nitrate? Golfdom March, 37-41.

Avizinis, E. 2012. Effects of earthworms on methane flux in temperate pastures. M.S. Thesis, University of Rhode Island, 70 pages.

Amador, J.A. 2012. Microbial ecology of tropical forest soils. Tropical Ecology 53: 183-184.

Fetter, J.C., R.N. Brown, J.H. Gorres, C. Lee, and J.A. Amador. 2011. Nitrate and phosphate leaching under turfgrass fertilized with a squid-based organic fertilizer. Water, Air and Soil Pollution 223: 1531-1541. doi:10.1007/s11270-011-0962-y

Millar, D., M. Stolt, and J. A. Amador. 2010. Quantification and implications of soil losses from sod production. Soil Science Society of America Journal 74: 892-897. doi: 10.2136/sssaj2009.0239

Amador, J. A., C. V. Ramos, M. Alfaro, and D. Sotomayor-Ramirez. 2010. Impact of coffee management practices on earthworm populations in Puerto Rico. Caribbean Journal of Science 46: 186-193.

Ramos, C., M. Alfaro, S. Borges and J. A. Amador. 2010. Earthworm taxonomic structure of coffee plantations at three soil associations in Puerto Rico: (Oligochaeta: Glossoscnlecidae, Megascolecidae). Zoology in the Middle East Suppl. 2: 125-131.

Fetter, J. C. 2010. Squid hydrolysate as an organic fertilizer for perennial ryegrass (Lolium perenne L.): Effects on turfgrass, soil and water quality. M.S. Thesis, University of Rhode Island, 147 pages.

Sotomayor-Ramírez, D., Y. Espinoza, E. Schröder, V. Acosta-Martínez, and J. Amador. 2008. Soil biological community structure in coffee (Coffea arabica L.) agroecosystems in the Caribbean. Proceedings of the 44th Annual Meeting of the Caribbean Food Crop Society, Miami, FL 44: 333-345.

Amador, J. A., K. Winiarski, and D. Sotomayor-Ramirez. 2008. Impact of coffee management practices on the soil ecosystem: Earthworm community function. Proceedings of the 44th Annual Meeting of the Caribbean Food Crop Society, Miami, FL 44: 356-364.

Hull, R.J., and J. A. Amador. 2008. Landscape types influence severity of nitrate leaching. Golfdom April, 89-93.

Millar, D. J. 2008. Assessment of soil quality in southern New England sod farms. M.S. Thesis, University of Rhode Island, 69 pages.

Amador, J. A., R. J. Hull, E. L. Patenaude, J. T. Bushoven, and J. H. Görres. 2007. Potential nitrate leaching under common landscaping plants. Water, Air and Soil Pollution 185: 323-333.

Hull, R., J. Amador, J. Bushoven, and Z. Jiang. 2001. Does death of turf cause nitrate leaching? Golf Course Management April, 65-68.

Bushoven, J. T., Z. Jiang, H. J. Ford, C. D. Sawyer, R. J. Hull, and J. A. Amador. 2000. Stabilization of soil nitrate by reseeding with perennial ryegrass following sudden turf death. Journal of Environmental Quality 29:1657-1661.

Jiang, Z., J. T. Bushoven, H. J. Ford, C. D. Sawyer, J. A. Amador, and R. J. Hull. 2000. Mobility of soil nitrogen and microbial responses following the sudden death of established turf. Journal of Environmental Quality 29:1625-1631.

Funding

Oyster Aquaculture in Coastal Lagoons: Subaqueous Soils and Benthic Infauna as indicators of Ecosystem Impact. The Nature Conservancy (2016) C. Duball, M. Stolt and J. Amador $12,000.

Sustainable Oyster Aquaculture: Balancing Ecosystem Services and Impacts in Rhode Island Coastal Lagoons. Rhode Island Sea Grant (2014-2016) M. Stolt and J. Amador $162,774.

Residual Materials as Amendments: Plant Responses and Effects on Soil Fertility and Water Quality. Rhode Island Agricultural Experiment Station (2012-2015) R. Brown and J. Amador. $94,600.

Using Green seaweed (Ulva spp.) as a Soil Amendment: Effects on Soil Quality and Yield of Sweet Corn (Zea mays L.) Northeastern SARE (2011-2013) A. Possinger and J. Amador. $13,853.

Solving a Squid Processing Waste Disposal Problem Through Bioconversion Into Aquaculture Feed Stock and Organic Fertilizer. Rhode Island Sea Grant (2008-2010) C. Lee & J. A. Amador. $150,000.

Interpretation of and Recommendations for Addressing Soil Quality on Sod Farms. USDA Natural Resources Conservation Service (2005-2007) M. Stolt, J.A. Amador, and A.J. Gold. $40,000.

Impact of Common Landscaping Plants on Nitrate Leaching. USGS/RI Water Resources Center (2003-2004) J.A. Amador, J.H. Görres, and R.J. Hull. $13,121.

Talks

Assessing the Role of Oyster Aquaculture to Improve Water Quality and the Impacts of Oyster Biodeposition on the Benthic Environment - poster presented by Chelsea Duball at the 24^th Biennial Conference of the Coastal and Estuarine Research Federation, Providence, RI (2017)

Environmental Impacts of Oyster Aquaculture: One Small Step on the Soil, One Giant Leap for Benthic Infauna? - talk by Chelsea Duball at the 24^th Biennial Conference of the Coastal and Estuarine Research Federation, Providence, RI (2017)

Community Structure and Successional Patterns of Benthic Infauna of Rhode Island Oyster Farms - poster presented by Lauren Salisbury at the 24^th Biennial Conference of the Coastal and Estuarine Research Federation, Providence, RI (2017)

Impacts of Oyster Aquaculture on Subaqueous Soils and Resident Infauna in Rhode Island Coastal Lagoons – talk by Chelsea Duball at the Annual Meeting of the Soil Science Society of America, Tampa, FL (2017)

Assessing the Environmental Impacts of Oyster Aquaculture on Subaqueous Soils and Benthic Macorinfauna in Rhode Island Coastal Lagoons - poster presented by Chelsea Duball at the 2017 Rhode Island NSF EPSCoR Annual Research Symposium, Brown University, Providence, RI (2017)

Environmental Impacts of Oyster Aquaculture on the Coastal Lagoons of Southern Rhode Island - thesis defense seminar by Chelsea Duball, University of Rhode Island, Kingston, RI (2017)

Asessing the Role of Oyster Aquaculture to Improve Water Quality and the Impacts of Oyster Biodeposition on the Underlying Soils - talk presented by Chelsea Duball at the Spring Meeting of the New England Estuarine Research Society (NEERS), Groton, CT (2017)

Assessing the Impacts of Oyster Aquaculture on Benthic Infauna of Coastal Lagoon Soils in Southern Rhode Island - talk presented by Lauren Salisbury at the Spring Meeting of the New England Estuarine Research Society (NEERS), Groton, CT (2017)

Effects of Aquaculture on Benthic Macroinvertebrates in Coastal Ponds in Southern Rhode Island - poster presented by Lauren Salisbury at the URI Coastal Felllows Poster Presentation, Center for Biotechnology and Life Sciences, Kingston, RI (2016)

Assessing Impacts of Oyster Aquaculture in Rhode Island Coastal Lagoons Using Subaqueous Soils and Benthis Macroinfauna - talk presented by Chelsea Duball at the New England Estuarine Research Society, Block Island, RI (2016)

Effects of Oyster Aquaculture on Benthic Macroinvertebrates in Coastal Ponds of Southern Rhode Island - poster presented by Lauren Salisbury at the New England Estuarine Research Society Fall Meeting, Block Island, RI (2016)

Assessing Impacts of Oyster Aquaculture on the Water Quality of Coastal Salt Ponds in Rhode Island - poster presented by Annie Ragan at the New England Estuarine Research Society Fall Meeting, Block Island, RI (2016)

Thinking Outside the Half Shell: Effects of Oyster Aquaculture on Resident Benthic Infauna and the Soils They Inhabit in Coastal Lagoons - talk presented by Chelsea Duball, NEERS Spring Meeting, York Harbor, ME (2016)

Response of Agricultural Soil Greenhouse Gas Fluxes to Amendment with Residual Waste Materials - thesis defense seminar presented by Ashley Waggoner. Dept. of Natural Resources Science, University of Rhode Island, Kingston, RI (2016)

Effects of Oyster Aquaculture on Resident Benthic Infauna and the Soils They Inhabit in Coastal Lagoons - talk presented by Chelsea Duball, Dept. of Natural Resources Science Graduate Seminar, University of Rhode Island, Kingston, RI (2016)

Response of Agricultural Soil Greenhouse Gas Fluxes to Amendment with Residual Waste Materials: Effects of Temperature and Moisture - poster presented by Ashley Waggoner at the Annual Meeting of the Soil Science Society of America, Minneapolis, MN (2015)

Effects of Oyster Aquaculture on Resident Benthic Infauna and the Soils They Inhabit in Coastal Lagoons - talk presented by Chelsea Duball at the 23^rd Biennial Conference of the Coastal and Estuarine Research Federation, Portland, OR (2015)

Unique Food Wastes As Agricultural Amendments- talk presented by Rebecca Long at the BioCycle REFOR15 Conference, Danvers, MA (2015)

Use of Stabilized Biosolids and Composts to Promote Establishment & Persistence of Perennial Vegetation Along Rhode Island Roads - talk presented by Edwin Fava at the Northeast Residuals and Biosolids Symposium, Danvers, MA (2015)

Growing Food with Garbage: Waste Amendments for Vegetable Production - talk presented by Rebecca Long at the 2015 American Society for Horticultural Science Annual Conference, New Orleans, LA (2015)

Out of the Landfill and Into the Field: Suitability of Wastes as Agricultural Amendments - poster presented by Rebecca Long at the 2015 American Society for Horticultural Science Annual Conference, New Orleans, LA (2015)

Effects of Nutrient Inputs on Resident Benthic Infauna of Subaqueous Soils in Shallow Subtidal Wetlands - talk presented by Chelsea Duball at the Annual Meeting of the Society of Wetland Scientists, Providence, RI (2015)

Growing Food With Garbage: Waste Amendments for Vegetable Production - talk presented by Rebecca Long at the University of Rhode Island Graduate Seminar in Natural Resources Science, Kingston, RI (2015)

Organic Waste Amendments as Sources of Carbon and Fertility for Vegetable Production - thesis defense seminar presented by Rebecca Long, University of Rhode Island, Kingston, RI (2015)

Waste Materials as Soil Amendments: Treasure? Trash? - invited talk presented by Jose Amador at the Dept. of Plant and Soil Science Seminar Series, University of Vermont, Burlington, VT (April 2015)

Effects of Amendment of Agricultural Soil With Residual Materials on Greenhouse Gas Fluxes - talk presented by Ashley Waggoner at the University of Rhode Island Seminar in Natural Resources Science, Kingston, RI (2015)

Death Metal: Modeling Heavy Metal Accumulation From Waste Amendment Application - poster presented by Rob Bercaw at the 7^th Annual Northeast Undergraduate Research and Development Symposium, Univ. of New England, Biddeford, ME (2015)

Death Metal: Modeling Heavy Metal Accumulation From Waste Amendment Application - poster presented by Rob Bercaw at the URI Coastal Felllows Poster Presentation, Kingston, RI (2014)

The Use of Biosolid Amendments to Promote the Establishment and Persistence of Perennial Grasses Along Rhode Island Highways - talk presented by Edwin Fava at the Soil Science Society of America Annual Meeting, Long Beach, CA (2014)

Soils and Sustainable Agricultural Production- invited class presentation by Rebecca Long, AVS 504 - Food Systems, Sustainability and Health, University of Rhode Island, Kingston, RI (2014)

Wastes as Agricultural Amendments - talk given by Rebecca Long at the Fall 2014 Agronomy Farm Twilight Talk, University of Rhode Island, Kingston, RI (2014)

Local Fertility: Municipal and Industrial Waste as a Source of Organic Matter and Nitrogen, and Its Effect on Vegetable Yields - poster presented by Rebecca Long at the 2014 American Society for Horticultural Science Annual Conference, Orlando, FL (2014)

Using Seaweed As a Soil Amendment: Effects On Soil Quality and Yield of Sweet Corn (Zea mays L. var. rugosa) - talk presented by Angela Possinger at the ASA, CSSA and SSSA International Annual Meetings, Tampa, FL (2013)

Soil Science and Plant Nutrition - invited workshop by Jose Amador and Andrew Radin, Master Gardners Program, University of Rhode Island, Kingston, RI (2013)

Using Seaweed as a Soil Amendment: Effects on Soil Phosphorus When Growing Sweet Corn (Zea mays L.var. rugosa) - poster presented by Nathan Winkler at the University of Rhode Island Coastal Fellows Annual Poster Session, Kingston, RI (2012)

Soil Quality in Rhode Island Pastures Grazed by Different Types of Livestock - poster presented by Alissa Becker ar the ASA-CSA-SSSA International Annual Meetings, Cincinnati, OH (2012)

Using Seaweed as a Soil Amendment: Effects on Soil Quality and Yield of Sweet Corn (Zea mays L.) - poster presented by Angela Possinger at the ASA-CSA-SSSA International Annual Meetings, Cincinnati, OH (2012)

Ecosystem Services Provided by Turfgrass and Landscape Plantings - invited talk presented by Jose Amador at the Society of Nematologists and Soil Ecology Society Meeting, Burlington, VT (2009)

Effectiveness of Squid Hydrolysate as a Home Lawn Fertilizer and its Environmental Impact - poster presented by Joe Fetter at the ASA-CSSA-SSSA International Annual Meetings, Pittsburgh, PA (2009)

Quantification of Soil Losses From Sod Production - poster presented by Jose Amador at the ASA-CSSA-SSSA International Annual Meetings, Pittsburgh, PA (2009)

Promoting Healthy Soils - invited talk by Jose Amador to the Rhode Island Nurserymen and Landscapers Association, Providence, RI (2007)

Interaction Among Soil Properties, Pesticide Fate and Soil Fertility - invited talk by Jose Amador to the Valley Green, Inc. Professional Landscaper Seminar Series, Smithfield, RI (2007)

Assessment of Soil Quality in Southern New England Sod Farms -poster presented by Dave Millar at the ASA-CSSA-SSSA International Annual Meetings. New Orleans, LA (2007)

Assessment of Soil Quality in Southern New England Sod Farms - poster presented by Dave Millar at the Annual Soil and Water Conservation Society Conference, Tampa, FL (2007)

What's Soil Got to Do With It? Soil Biota and Plant Growth – invited talk presented at the Summer Meeting and Trade Show, Joint Meeting – MNLA/ELA/MFGA, Foxboro, MA (2005)

What's Soil (Ecology) Got to Do With It? – invited talk by Jose Amador at the Ecological Landscaping Association's Winter Conference and Eco-Marketplace, Marlborough, MA (2005)

Nutrient Management Issues of a New Class A Biosolid Product - poster presented by Whitney O-Hanian a the ASA-CSSA-SSSA International Annual Meetings, Seattle, WA (2004)

The Effects of Landscape Plants on Soil Nitrate and Microbial Respiration - poster presented by Andrea Bixby at the Northeast Branch Meeting of the Soil Science Society of America, Exeter, Ri (2001)

Bio-Secret Agents: Allies to a Healthy Soil – invited talk presented by Jose Amador at the 7th Annual Winter Conference, Ecological Landscaping Association, Boxborough, MA (2001)

Fate of Carbon and Nitrogen Following the Sudden Death of Mature Turf - poster presented by Jose Amador at the ASA-CSSA-SSSA International Annual Meetings, Baltimore, MD (1998)

Towards a Flexible Indicator System for Soil Quality - invited talk by Jose Amador and Josef Gorres to the Rhode Island Dept. of Environmental Management, Providence, RI (1997)

Soil as a Living Ecosystem - invited talk given by Jose Amador to the Annual Meeting of the Rhode Island Nurserymen Assoc., Newport, RI (1997)