@article{starrett_blazich_shafer_grand_2001, title={In vitro colonization of micropropagated Pieris floribunda by ericoid mycorrhizae. II. Effects on acclimatization and growth}, volume={36}, number={2}, journal={HortScience}, author={Starrett, M. C. and Blazich, F. A. and Shafer, S. R. and Grand, L. F.}, year={2001}, pages={357–359} }
 @article{starrett_blazich_shafer_grand_2001, title={In vitro colonization of micropropagated Pieris floribunda byericoid mycorrhizae. I. Establishment of mycorrhizae onmicroshoots}, volume={36}, number={2}, journal={HortScience}, author={Starrett, M. C. and Blazich, F. A. and Shafer, S. R. and Grand, L. F.}, year={2001}, pages={353–356} }
 @article{hess_campbell_fiscus_hellkamp_mcquaid_munster_peck_shafer_2000, title={A conceptual model and indicators for assessing the ecological condition of agricultural lands}, volume={29}, ISSN={["0047-2425"]}, DOI={10.2134/jeq2000.00472425002900030007x}, number={3}, journal={JOURNAL OF ENVIRONMENTAL QUALITY}, author={Hess, GR and Campbell, CL and Fiscus, DA and Hellkamp, AS and McQuaid, BF and Munster, MJ and Peck, SL and Shafer, SR}, year={2000}, pages={728–737} }
 @article{hellkamp_bay_campbell_easterling_fiscus_hess_mcquaid_munster_olson_peck_et al._2000, title={Assessment of the condition of agricultural lands in six mid-Atlantic states}, volume={29}, ISSN={["0047-2425"]}, DOI={10.2134/jeq2000.00472425002900030015x}, number={3}, journal={JOURNAL OF ENVIRONMENTAL QUALITY}, author={Hellkamp, AS and Bay, JM and Campbell, CL and Easterling, KN and Fiscus, DA and Hess, GR and McQuaid, BF and Munster, MJ and Olson, GL and Peck, SL and et al.}, year={2000}, pages={795–804} }
 @article{booker_shafer_wei_horton_2000, title={Carbon dioxide enrichment and nitrogen fertilization effects on cotton (Gossypium hirsutum L.) plant residue chemistry and decomposition}, volume={220}, ISSN={["0032-079X"]}, DOI={10.1023/A:1004773404948}, number={1-2}, journal={PLANT AND SOIL}, author={Booker, FL and Shafer, SR and Wei, CM and Horton, SJ}, year={2000}, pages={89–98} }
 @article{blum_staman_flint_shafer_2000, title={Induction and/or selection of phenolic acid-utilizing bulk-soil and rhizosphere bacteria and their influence on phenolic acid phytotoxicity}, volume={26}, ISSN={["0098-0331"]}, DOI={10.1023/A:1005560214222}, number={9}, journal={JOURNAL OF CHEMICAL ECOLOGY}, author={Blum, U and Staman, KL and Flint, LJ and Shafer, SR}, year={2000}, month={Sep}, pages={2059–2078} }
 @article{blum_shafer_lehman_1999, title={Evidence for inhibitory allelopathic interactions involving phenolic acids in field soils: Concepts vs. an experimental model}, volume={18}, DOI={10.1080/07352689991309441}, number={5}, journal={Critical Reviews in Plant Sciences}, author={Blum, Udo and Shafer, S. R. and Lehman, M. E.}, year={1999}, pages={673–693} }
 @inbook{blum_austin_shafer_1999, title={The fates and effects of phenolic acids in a plant-microbe-soil model system}, ISBN={8477865051}, booktitle={Recent advances in allelopathy:  I. A. science for the future}, publisher={Cadiz, Spain: Servicio de Publicaciones, Universidad de Cadiz}, author={Blum, U. and Austin, M. F. and Shafer, S. R.}, editor={F. A. Macias, J. G. C. Galindo and Molinillo, J. M. G. and Cutler, H.Editors}, year={1999}, pages={159–166} }
 @article{hellkamp_shafer_campbell_bay_fiscus_hess_mcquaid_munster_olson_peck_et al._1998, title={Assessment of the condition of agricultural lands in five mid-Atlantic states}, volume={51}, ISSN={["0167-6369"]}, DOI={10.1023/A:1005955807061}, number={1-2}, journal={ENVIRONMENTAL MONITORING AND ASSESSMENT}, author={Hellkamp, AS and Shafer, SR and Campbell, CL and Bay, JM and Fiscus, DA and Hess, GR and McQuaid, BF and Munster, MJ and Olson, GL and Peck, SL and et al.}, year={1998}, month={Jun}, pages={317–324} }
 @article{shafer_blum_horton_hesterberg_1998, title={Biomass of tomato seedlings exposed to an allelopathic phenolic acid and enriched atmospheric carbon dioxide}, volume={106}, ISSN={["0049-6979"]}, url={http://www.scopus.com/inward/record.url?eid=2-s2.0-0032145076&partnerID=MN8TOARS}, DOI={10.1023/A:1004944731826}, number={1-2}, journal={WATER AIR AND SOIL POLLUTION}, author={Shafer, SR and Blum, U and Horton, SJ and Hesterberg, DL}, year={1998}, month={Aug}, pages={123–136} }
 @article{miller_shafer_schoeneberger_pursley_horton_davey_1997, title={Influence of a mycorrhizal fungus and/or rhizobium on growth and biomass partitioning of subterranean clover exposed to ozone}, volume={96}, ISSN={["0049-6979"]}, DOI={10.1023/A:1026496420809}, number={1-4}, journal={WATER AIR AND SOIL POLLUTION}, author={Miller, JE and Shafer, SR and Schoeneberger, MM and Pursley, WA and Horton, SJ and Davey, CB}, year={1997}, month={May}, pages={233–248} }
 @article{shafer_reinert_eason_spruill_1993, title={ANALYSIS OF OZONE CONCENTRATION - BIOMASS RESPONSE RELATIONSHIPS AMONG OPEN-POLLINATED FAMILIES OF LOBLOLLY-PINE}, volume={23}, ISSN={["1208-6037"]}, DOI={10.1139/x93-092}, number={4}, journal={CANADIAN JOURNAL OF FOREST RESEARCH}, author={SHAFER, SR and REINERT, RA and EASON, G and SPRUILL, SE}, year={1993}, month={Apr}, pages={706–715} }
 @article{shafer_koenning_barker_1992, title={INTERACTIONS OF SIMULATED ACIDIC RAIN WITH ROOT-KNOT OR CYST NEMATODES ON SOYBEAN}, volume={82}, ISSN={["0031-949X"]}, DOI={10.1094/Phyto-82-962}, number={9}, journal={PHYTOPATHOLOGY}, author={SHAFER, SR and KOENNING, SR and BARKER, KR}, year={1992}, month={Sep}, pages={962–970} }
 @article{shafer_1992, title={RESPONSES OF MICROBIAL-POPULATIONS IN THE RHIZOSPHERE TO DEPOSITION OF SIMULATED ACIDIC RAIN ONTO FOLIAGE AND OR SOIL}, volume={76}, ISSN={["0269-7491"]}, DOI={10.1016/0269-7491(92)90146-2}, number={3}, journal={ENVIRONMENTAL POLLUTION}, author={SHAFER, SR}, year={1992}, pages={267–278} }
 @article{bruck_shafer_1991, title={A role for plant pathologists in global climate change research}, volume={75}, number={5}, journal={Plant Disease}, author={Bruck, R. I. and Shafer, S. R.}, year={1991}, pages={437} }
 @article{shafer_blum_1991, title={INFLUENCE OF PHENOLIC-ACIDS ON MICROBIAL-POPULATIONS IN THE RHIZOSPHERE OF CUCUMBER}, volume={17}, ISSN={["0098-0331"]}, DOI={10.1007/BF00994339}, number={2}, journal={JOURNAL OF CHEMICAL ECOLOGY}, author={SHAFER, SR and BLUM, U}, year={1991}, month={Feb}, pages={369–389} }
 @article{shafer_schoeneberger_1991, title={MYCORRHIZAL MEDIATION OF PLANT-RESPONSE TO ATMOSPHERIC CHANGE - AIR-QUALITY CONCEPTS AND RESEARCH CONSIDERATIONS}, volume={73}, ISSN={["0269-7491"]}, DOI={10.1016/0269-7491(91)90048-2}, number={3-4}, journal={ENVIRONMENTAL POLLUTION}, author={SHAFER, SR and SCHOENEBERGER, MM}, year={1991}, pages={163–177} }
 @article{shafer_heagle_1989, title={GROWTH-RESPONSES OF FIELD-GROWN LOBLOLLY-PINE TO CHRONIC DOSES OF OZONE DURING MULTIPLE GROWING SEASONS}, volume={19}, ISSN={["1208-6037"]}, DOI={10.1139/x89-126}, number={7}, journal={CANADIAN JOURNAL OF FOREST RESEARCH}, author={SHAFER, SR and HEAGLE, AS}, year={1989}, month={Jul}, pages={821–831} }
 @article{shafer_grand_bruck_heagle_1985, title={FORMATION OF ECTOMYCORRHIZAE ON PINUS-TAEDA SEEDLINGS EXPOSED TO SIMULATED ACIDIC RAIN}, volume={15}, ISSN={["0045-5067"]}, DOI={10.1139/x85-012}, number={1}, journal={CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE}, author={SHAFER, SR and GRAND, LF and BRUCK, RI and HEAGLE, AS}, year={1985}, pages={66–71} }
 @article{shafer_bruck_heagle_1985, title={INFLUENCE OF SIMULATED ACIDIC RAIN ON PHYTOPHTHORA-CINNAMOMI AND PHYTOPHTHORA ROOT-ROT OF BLUE LUPINE}, volume={75}, ISSN={["0031-949X"]}, DOI={10.1094/Phyto-75-996}, number={9}, journal={PHYTOPATHOLOGY}, author={SHAFER, SR and BRUCK, RI and HEAGLE, AS}, year={1985}, pages={996–1003} }
 @inbook{bruck_shafer_1983, title={Effects of acidic precipitation on air-borne, soil-borne pathogens and mycorrhizal symbionts of forest trees}, booktitle={Acid rain and forest resources}, publisher={Washington, DC: USDA}, author={Bruck, R. I. and Shafer, S. R.}, year={1983}, pages={91–109} }
 @inbook{bruck_shafer_1983, title={Effects of acidic precipitation on plant diseases}, booktitle={Effects of acidic deposition on terrestrial ecosystems}, publisher={Ann Arbor, MI: Ann Arbor Press}, author={Bruck, R. I. and Shafer, S. R.}, year={1983}, pages={19–32} }
 @inbook{bruck_heagle_shafer_1982, title={Effects of simulated acid precipitation on foliar and root diseases of forest trees}, booktitle={EPA Acidic Deposition Ecological Effects Research Peer Review}, author={Bruck, R. I. and Heagle, A. S. and Shafer, S. R.}, year={1982}, pages={67–76} }