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ARS Home » Pacific West Area » Maricopa, Arizona » U.S. Arid Land Agricultural Research Center » Water Management and Conservation Research » People & Locations » Allan Knopf
Allan L Knopf
Water Management and Conservation Research
Physical Science Technician

Phone: (520) 316-6445
Fax: (520) 316-6330

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Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Physicochemical characterization of biochar derived from the pyrolysis of cotton gin waste and walnut shells Reprint Icon - (Peer Reviewed Journal)
Ndoun, M., Preisendanz, H., Williams, C.F., Veith, T.L., Elliott, H.A., Mashtare, M., Knopf, A.L., Vozenilek, N., Velegol, S.B. 2023. Physicochemical characterization of biochar derived from the pyrolysis of cotton gin waste and walnut shells. American Society of Agricultural and Biological Engineers. 66(5): 1163-1174. https://doi.org/10.13031/ja.15489.
Cotton gin waste and walnut shells-derived biochar as low-cost solutions to removing pharmaceuticals from aqueous solutions Reprint Icon - (Peer Reviewed Journal)
Ndoun, M., Knopf, A.L., Preisendanz, H.E., Vozenilek, N., Elliott, H.A., Mashtare, M.L., Velegol, S.B., Veith, T.L., Williams, C.F. 2023. Cotton gin waste and walnut shells-derived biochar as low-cost solutions to removing pharmaceuticals from aqueous solutions. Chemosphere. https://doi.org/10.1016/j.chemosphere.2023.138591.
Serum estrogenicity and biological responses in African catfish raised in wastewater ponds in Ghana - (Peer Reviewed Journal)
Asem-Hiablie, S., Church, C., Elliott, H.A., Shappell, N.W., Schoenfuss, H.L., Drechsel, P., Williams, C.F., Knopf, A.L., Dabie, M.Y. 2013. Serum estrogenicity and biological responses in African catfish raised in wastewater ponds in Ghana. Science of the Total Environment. 463-464:1182-1191.