Paul D. Shumaker II

Soil Scientist
USDA-ARS
Coastal Plains Soil, Water, and Plant Research Center
2611 West Lucas St., Florence, SC 29501-1242


https://orcid.org/0000-0002-1744-3639

Paul Shumaker is a Soil Scientist serving as part of Dr. Ariel Szogi’s research team at the Coastal Plains Soil, Water, and Plant Research Center. Our research is focused on the development of improved and new technologies for livestock waste management and manure byproduct utilization.

Education and Training:

M.S., Plant and Soil Sciences, University of Kentucky, Lexington, KY
B.S., Natural Resource Conservation and Management, University of Kentucky, Lexington, KY

Professional Experience:

Soil Scientist, USDA-ARS, Florence, SC
Certified Professional Soil Scientist (CPSS), Soil Science Society of America, Madison, WI

• Publications

  • (Clicking on the reprint icon will take you to the publication reprint.)
  • Data from: effect of soil pH and mineralogy on the sorption and desorption of phosphite and phosphate in Ultisols of the Southeastern Coastal Plain -(Database / Dataset)
    Szogi, A.A., Padilla, J.T., Shumaker, P.D. 2024. Data from: effect of soil pH and mineralogy on the sorption and desorption of phosphite and phosphate in Ultisols of the Southeastern Coastal Plain. Dryad Digital Repository. https://doi.org/10.5061/dryad.63xsj3v9w.
    
  • Effect of soil pH and mineralogy on the sorption and desorption of phosphite and phosphate in Ultisols of the Southeastern Coastal Plain -(Peer Reviewed Journal)
    Szogi, A.A., Padilla, J.T., Shumaker, P.D. 2024. Effect of soil pH and mineralogy on the sorption and desorption of phosphite and phosphate in Ultisols of the Southeastern Coastal Plain. Soil Science Society of America Journal. 88(4):1248-1258. https://doi.org/10.1002/saj2.20706.
    
  • Digital research data from: annual ryegrass (Lolium multiflorum Lam.) growth response to nitrogen in a sandy soil amended with acidified manure and municipal sludge after "quick wash" treatment -(Database / Dataset)
    Paye, W.S., Szogi, A.A., Shumaker, P.D., Billman, E.D. 2023. Digital research data from: annual ryegrass (Lolium multiflorum Lam.) growth response to nitrogen in a sandy soil amended with acidified manure and municipal sludge after "quick wash" treatment. Dryad Digital Repository. https://doi.org/10.5061/dryad.6wwpzgn57.
    
  • Annual ryegrass (Lolium multiflorum Lam.) growth response to nitrogen in a sandy soil amended with acidified manure and municipal sludge after “quick wash” treatment -(Peer Reviewed Journal)
    Paye, W.S., Szogi, A.A., Shumaker, P.D., Billman, E.D. 2023. Annual ryegrass (Lolium multiflorum Lam.) growth response to nitrogen in a sandy soil amended with acidified manure and municipal sludge after “quick wash” treatment. Agronomy Journal. 13(10):2655. https://doi.org/10.3390/agronomy13102655.
    
  • Agronomic effectiveness of nutrients recovered from animal manure-(Abstract Only)
    Paye, W.S., Vanotti, M.B., Szogi, A.A., Herrero, R.M., Shumaker, P.D. 2023. Agronomic effectiveness of nutrients recovered from animal manure. ASA-CSSA-SSSA Annual Meeting Abstracts.
    
  • Evaluation of phosphorus runoff from sandy soils under conservation tillage with surface broadcasted recovered phosphates -(Peer Reviewed Journal)
    Sohoulande Djebou, D.C., Szogi, A.A., Stone, K.C., Sigua, G.C., Martin, J.H., Shumaker, P.D., Bauer, P.J. 2022. Evaluation of phosphorus runoff from sandy soils under conservation tillage with surface broadcasted recovered phosphates. Journal of Environmental Management. 328:117005. https://doi.org/10.1016/j.jenvman.2022.117005.
    
  • Data from: Leaching potential of phosphite fertilizer in sandy soils of the southern coastal plain, USA -(Database / Dataset)
    Szogi, A.A., Shumaker, P.D., Billman, E.D., Bauer, P.J. 2022. Data from: Leaching potential of phosphite fertilizer in sandy soils of the southern coastal plain, USA. Dryad Digital Repository. https://doi.org/10.5061/dryad.3r2280ghx.
    
  • Data from: chemical extraction of phosphorus from dairy manure and utilization of recovered manure solids -(Database / Dataset)
    Szogi, A.A., Takata, V.H., Shumaker, P.D. 2022. Data from: chemical extraction of phosphorus from dairy manure and utilization of recovered manure solids. Dryad Digital Repository. https://doi.org/10.5061/dryad.bg79cnpcg.
    
  • Leaching potential of phosphite fertilizer in sandy soils of the Southern Coastal Plain, USA -(Peer Reviewed Journal)
    Szogi, A.A., Shumaker, P.D., Billman, E.D., Bauer, P.J. 2021. Leaching potential of phosphite fertilizer in sandy soils of the Southern Coastal Plain, USA. Environments. 8(11):126. https://doi.org/10.3390/environments8110126.
    
  • Acidification of manure supplemented with carbohydrates as acid precursors-(Abstract Only)
    Szogi, A.A., Shumaker, P.D., Vanotti, M.B. 2021. Acidification of manure supplemented with carbohydrates as acid precursors. Meeting Abstract.
    
  • Phosphorus runoff from sandy soils under conservation tillage with surface broadcasted recovered phosphates-(Abstract Only)
    
    
  • Chemical extraction of phosphorus from dairy manure and utilization of recovered manure solids -(Peer Reviewed Journal)
    Szogi, A.A., Takata, V.H., Shumaker, P.D. 2020. Chemical extraction of phosphorus from dairy manure and utilization of recovered manure solids. Agronomy [MDPI]. 10(11). https://doi.org/10.3390/agronomy10111725.
    
  • Nitrogen mineralization in a sandy soil amended with treated low-phosphorus broiler litter -(Peer Reviewed Journal)
    Szogi, A.A., Shumaker, P.D., Ro, K.S., Sigua, G.C. 2019. Nitrogen mineralization in a sandy soil amended with treated low-phosphorus broiler litter. Environments [MDPI]. 6(8):96. https://doi.org/10.3390/environments6080096.
    
  • Fertilizer efficacy of poultry litter ash blended with lime or gypsum as fillers -(Peer Reviewed Journal)
    Bauer, P.J., Szogi, A.A., Shumaker, P.D. 2019. Fertilizer efficacy of poultry litter ash blended with lime or gypsum as fillers. Environments MDPI. 6(5):50. https://doi.org/10.3390/environments6050050.
    
  • Recovery of phospates from swine lagoon sludge using quick wash process and geotextile filtration-(Proceedings)
    Szogi, A.A., Vanotti, M.B., Shumaker, P.D. 2019. Recovery of phospates from swine lagoon sludge using quick wash process and geotextile filtration. In: Proceedings of the SIGERA VI International Symposium on Management of Agricultural and Agroindustrial Residues, May 7-9, 2019, Florianopolis, Brazil. p.226-228. Available: http://sbera.org.br/pt/wp-content/uploads/2019/05/sigera_vi_anais_2019_final.pdf
    
  • Economic recovery of calcium phosphates from swine lagoon sludge using quick wash process and geotextile filtration -(Peer Reviewed Journal)
    Szogi, A.A., Vanotti, M.B., Shumaker, P.D. 2018. Economic recovery of calcium phosphates from swine lagoon sludge using quick wash process and geotextile filtration. Frontiers in Sustainable Food Systems. 2:37. https://doi.org/10.3389/fsufs.2018.00037
    
  • Nitrogen mineralization and nitrous oxide emissions in a sandy soil amended with low-phosphorus broiler litter-(Abstract Only)
    
    
  • Chemical P recovery from dairy manure using the Quick Wash process and use of low-P washed manure solids as soil amendments.-(Abstract Only)
    
    
  • Phosphorus recovery from anaerobic swine lagoon sludge using the quick wash process-(Abstract Only)
    
    
  • Phosphorus recovery from anaerobic swine lagoon sludge using the quick wash process-(Proceedings)
    Szogi, A.A., Vanotti, M.B., Shumaker, P.D. 2017. Phosphorus recovery from anaerobic swine lagoon sludge using the quick wash process. In: Proceedings of Waste to Worth Conference, April 17-20, 2017, Durham, North Carolina. 0.
    
  • Impact of irrigation scheduling on pore water nitrate and phosphate in coastal plains soils with corn production-(Peer Reviewed Journal)
    Sigua, G.C., Stone, K.C., Bauer, P.J., Szogi, A.A., Shumaker, P.D. 2017. Impact of irrigation scheduling on pore water nitrate and phosphate in coastal plains soils with corn production. Agricultural Water Management. 186:75-85.
    
  • Nitrous oxide emissions from soil amended with low-phosphorus broiler litter-(Abstract Only)
    
    
  • Impact of switchgrass biochars with supplemental nitrogen on carbon-nitrogen mineralization in highly weathered Coastal Plain Ultisols-(Peer Reviewed Journal)
    Sigua, G.C., Novak, J.M., Watts, D.W., Szogi, A.A., Shumaker, P.D. 2015. Impact of switchgrass biochars with supplemental nitrogen on carbon-nitrogen mineralization in highly weathered Coastal Plain Ultisols. Chemosphere. 145:135-141.
    
  • Nitrous oxide emissions from nitrogen enriched low-phosphorus pelletized broiler litter-(Abstract Only)
    
    
  • Biochars impact on water infiltration and water quality through a compacted subsoil layer-(Peer Reviewed Journal)
    Novak, J.M., Sigua, G.C., Watts, D.W., Cantrell, K., Shumaker, P.D., Szogi, A.A., Johnson, M., Spokas, K.A. 2016. Biochars impact on water infiltration and water quality through a compacted subsoil layer. Chemosphere. 142:160-167.
    
  • Carbon mineralization in two ultisols amended with different sources and particle sizes of pyrolyzed biochar-(Peer Reviewed Journal)
    Sigua, G.C., Novak, J.M., Watts, D.W., Cantrell, K.B., Shumaker, P.D., Szogi, A.A., Johnson, M.G. 2014. Carbon mineralization in two ultisols amended with different sources and particle sizes of pyrolyzed biochar. Chemosphere. 103:313-321.
    
  • Carbon mineralization in two ultisols: effects of sources and particle sizes of Pyrolyzed Biochar-(Abstract Only)