{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/23838"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/23838","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Onion (Allium cepa L.) seed aging and plant regeneration in vitro","abstract":"Onion seeds had cracks, and fungal infection was found over and inside the hilum and seed cracks. During storage dehydration and fungal infection may lead to membrane damage. Aged seeds had a high electrolyte leakage and encountered hydration stress which reduced seed germination and seedling vigor.","abstract_html":"Onion seeds had cracks, and fungal infection was found over and inside the hilum and seed cracks. During storage dehydration and fungal infection may lead to membrane damage. Aged seeds had a high electrolyte leakage and encountered hydration stress which reduced seed germination and seedling vigor.","abstract_has_math":false,"creators":["Mohamed-Yasseen, Yasseen"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Agriculture, Plant Culture","degree_department":null,"school":null,"contributors":["Splittstoesser, Walter E."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T14:28:59Z","date_published":"2011-05-07T14:28:59Z","updated_at":"2026-07-22T22:25:22Z","subjects":["Agriculture, Plant Culture"],"languages":["eng"],"rights":["Copyright 1991 Mohamed-Yasseen, Yasseen"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9136676","(UMI)AAI9136676"],"render_values":[{"text":"AAI9136676","href":null,"code":true},{"text":"(UMI)AAI9136676","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/23838","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Splittstoesser, Walter E."]},{"key":"dc:creator","label":"Author","values":["Mohamed-Yasseen, Yasseen"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T14:28:59Z","10000-01-01","1991"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Agriculture, Plant Culture"]},{"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":["Agriculture, Plant Culture"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1991 Mohamed-Yasseen, Yasseen"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9136676","(UMI)AAI9136676","http://hdl.handle.net/2142/23838"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Onion seeds had cracks, and fungal infection was found over and inside the hilum and seed cracks. During storage dehydration and fungal infection may lead to membrane damage. Aged seeds had a high electrolyte leakage and encountered hydration stress which reduced seed germination and seedling vigor.","Tissue culture may be a useful tool to contribute to seed aging problems. Multiple shoots were obtained from seedling shoots, onion-set shoot tips, onion bulb shoot tips, and inflorescence. Shoots produced can be induced to form bulbs and can be transferred to the soil without acclimatization.","Artificial sets were obtained from regenerated shoots or directly from inflorescence in a medium with high sugar concentration. The production of artificial sets may overcome the problem of cost in regenerating in vitro plants; facilitate selection, handling and storage; and be useful in the production of disease-free germplasm.","Made available in DSpace on 2011-05-07T14:28:59Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9136676.pdf: 5352345 bytes, checksum: 0bb9bb9aa2704a131295fbc5d458fe9d (MD5) Previous issue date: 1991","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T15:07:15Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:32:17-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"]},{"key":"dc:title","label":"Title","values":["Onion (Allium cepa L.) seed aging and plant regeneration in vitro"]}]}],"canonical_facts":{"dc:contributor":["Splittstoesser, Walter E."],"dc:creator":["Mohamed-Yasseen, Yasseen"],"dc:date":["2011-05-07T14:28:59Z","10000-01-01","1991"],"dc:description":["Onion seeds had cracks, and fungal infection was found over and inside the hilum and seed cracks. During storage dehydration and fungal infection may lead to membrane damage. Aged seeds had a high electrolyte leakage and encountered hydration stress which reduced seed germination and seedling vigor.","Tissue culture may be a useful tool to contribute to seed aging problems. Multiple shoots were obtained from seedling shoots, onion-set shoot tips, onion bulb shoot tips, and inflorescence. Shoots produced can be induced to form bulbs and can be transferred to the soil without acclimatization.","Artificial sets were obtained from regenerated shoots or directly from inflorescence in a medium with high sugar concentration. The production of artificial sets may overcome the problem of cost in regenerating in vitro plants; facilitate selection, handling and storage; and be useful in the production of disease-free germplasm.","Made available in DSpace on 2011-05-07T14:28:59Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9136676.pdf: 5352345 bytes, checksum: 0bb9bb9aa2704a131295fbc5d458fe9d (MD5) Previous issue date: 1991","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T15:07:15Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:32:17-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"],"dc:identifier":["AAI9136676","(UMI)AAI9136676","http://hdl.handle.net/2142/23838"],"dc:language":["eng"],"dc:rights":["Copyright 1991 Mohamed-Yasseen, Yasseen"],"dc:subject":["Agriculture, Plant Culture"],"dc:title":["Onion (Allium cepa L.) seed aging and plant regeneration in vitro"],"dc:type":["text"],"thesis:degree_discipline":["Agriculture, Plant Culture"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:22Z"}