{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/87060"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/87060","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Elevated Atmospheric Carbon Dioxide and Ozone Concentrations Alter Leaf Area Index Through Changes in Leaf Production and Expansion","abstract":"This research has shown that although elevated [CO2] increased LAI in aspen and soybean, the mechanisms for the change differed between the species. Leaf number was increased by elevated [CO2] in aspen, whereas individual leaf size was increased in soybean. Aspen and soybean had similar responses to elevated [O3]. Most previous research has ignored the potential effects of O3 on young leaves and leaf growth; however, this research showed that elevated [O3] altered growth properties of young soybean leaves and had indirect, lasting effects on leaf growth and function in aspen. While there was evidence that elevated [CO 2] protects from elevated [O3], there were also notable exceptions, indicating that elevated [CO2] will not always cancel the negative effects of elevated [O3] on leaf growth and canopy structure.","abstract_html":"This research has shown that although elevated [CO2] increased LAI in aspen and soybean, the mechanisms for the change differed between the species. Leaf number was increased by elevated [CO2] in aspen, whereas individual leaf size was increased in soybean. Aspen and soybean had similar responses to elevated [O3]. Most previous research has ignored the potential effects of O3 on young leaves and leaf growth; however, this research showed that elevated [O3] altered growth properties of young soybean leaves and had indirect, lasting effects on leaf growth and function in aspen. While there was evidence that elevated [CO 2] protects from elevated [O3], there were also notable exceptions, indicating that elevated [CO2] will not always cancel the negative effects of elevated [O3] on leaf growth and canopy structure.","abstract_has_math":false,"creators":["McGrath, Justin M."],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Plant Biology","degree_department":null,"school":null,"contributors":["Elizabeth Ainsworth"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-28T15:22:57Z","date_published":"2015-09-28T15:22:57Z","updated_at":"2026-07-22T22:26:28Z","subjects":["Biology, Plant Physiology"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3392214"],"render_values":[{"text":"(MiAaPQ)AAI3392214","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/87060","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Elizabeth Ainsworth"]},{"key":"dc:creator","label":"Author","values":["McGrath, Justin M."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-28T15:22:57Z","10000-01-01","2009"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Plant Biology"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Biology, Plant Physiology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/87060","(MiAaPQ)AAI3392214"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["This research has shown that although elevated [CO2] increased LAI in aspen and soybean, the mechanisms for the change differed between the species. Leaf number was increased by elevated [CO2] in aspen, whereas individual leaf size was increased in soybean. Aspen and soybean had similar responses to elevated [O3]. Most previous research has ignored the potential effects of O3 on young leaves and leaf growth; however, this research showed that elevated [O3] altered growth properties of young soybean leaves and had indirect, lasting effects on leaf growth and function in aspen. While there was evidence that elevated [CO 2] protects from elevated [O3], there were also notable exceptions, indicating that elevated [CO2] will not always cancel the negative effects of elevated [O3] on leaf growth and canopy structure.","Made available in DSpace on 2015-09-28T15:22:57Z (GMT). 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Leaf number was increased by elevated [CO2] in aspen, whereas individual leaf size was increased in soybean. Aspen and soybean had similar responses to elevated [O3]. Most previous research has ignored the potential effects of O3 on young leaves and leaf growth; however, this research showed that elevated [O3] altered growth properties of young soybean leaves and had indirect, lasting effects on leaf growth and function in aspen. While there was evidence that elevated [CO 2] protects from elevated [O3], there were also notable exceptions, indicating that elevated [CO2] will not always cancel the negative effects of elevated [O3] on leaf growth and canopy structure.","Made available in DSpace on 2015-09-28T15:22:57Z (GMT). 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