{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/71784"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/71784","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"\"Digitaria Sanguinalis (l.) Scop., Echinochloa Crus-galli (l.) Beauv. And Setaria Faberi (herrm.) Interference And Subsequent Control In Container Grown Cornus X Baileyi, Juniperus Chinensis \"\"san Jose' And Potentilla Fruticosa \"\"gold Drop'\"","abstract":"A survey of the Illinois nursery operators revealed foxtail, quackgrass, crabgrass and barnyardgrass were the most prevalent grasses found infesting field and container grown ornamentals. Subsequently, randomized block designed experiments were conducted for two consecutive years to determine the influence of grass weeds growing in container grown ornamentals. Data indicated grass weed interference as early as 21 days with Cornus x baileyi, 63 days with Juniperus chinensis 'San Jose' and 42 days with Potentilla fruticosa 'Gold Drop'. By the termination of the interference studies, C. x baileyi shoot dry weight was decreased as much as 72%; J. chinensis shoot dry weight was reduced as much as 38% and P. fruticosa shoot dry weight was reduced as much as 75%. Additional experiments conducted disclosed no benefits in spacing containers further apart to commensate for weed interference effects. Chemical efficacy data indicated the possible use of fenoxaprop, haloxyfop and quizalofop, at recommended rates, to control E. crus-galli, D. sanguinalis and S. faberi growing in J. chinensis, P. fruticosa and C. x baileyi.","abstract_html":"A survey of the Illinois nursery operators revealed foxtail, quackgrass, crabgrass and barnyardgrass were the most prevalent grasses found infesting field and container grown ornamentals. Subsequently, randomized block designed experiments were conducted for two consecutive years to determine the influence of grass weeds growing in container grown ornamentals. Data indicated grass weed interference as early as 21 days with Cornus x baileyi, 63 days with Juniperus chinensis 'San Jose' and 42 days with Potentilla fruticosa 'Gold Drop'. By the termination of the interference studies, C. x baileyi shoot dry weight was decreased as much as 72%; J. chinensis shoot dry weight was reduced as much as 38% and P. fruticosa shoot dry weight was reduced as much as 75%. Additional experiments conducted disclosed no benefits in spacing containers further apart to commensate for weed interference effects. Chemical efficacy data indicated the possible use of fenoxaprop, haloxyfop and quizalofop, at recommended rates, to control E. crus-galli, D. sanguinalis and S. faberi growing in J. chinensis, P. fruticosa and C. x baileyi.","abstract_has_math":false,"creators":["Walker, Kandy Laine"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Horticulture","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2014,"date_issued":"2014-12-16T20:45:15Z","date_published":"2014-12-16T20:45:15Z","updated_at":"2026-07-22T22:26:05Z","subjects":["Agriculture, Agronomy"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(UMI)AAI8721779"],"render_values":[{"text":"(UMI)AAI8721779","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/71784","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Walker, Kandy Laine"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2014-12-16T20:45:15Z","10000-01-01","1987"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Horticulture"]},{"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, Agronomy"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/71784","(UMI)AAI8721779"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["A survey of the Illinois nursery operators revealed foxtail, quackgrass, crabgrass and barnyardgrass were the most prevalent grasses found infesting field and container grown ornamentals. Subsequently, randomized block designed experiments were conducted for two consecutive years to determine the influence of grass weeds growing in container grown ornamentals. Data indicated grass weed interference as early as 21 days with Cornus x baileyi, 63 days with Juniperus chinensis 'San Jose' and 42 days with Potentilla fruticosa 'Gold Drop'. By the termination of the interference studies, C. x baileyi shoot dry weight was decreased as much as 72%; J. chinensis shoot dry weight was reduced as much as 38% and P. fruticosa shoot dry weight was reduced as much as 75%. Additional experiments conducted disclosed no benefits in spacing containers further apart to commensate for weed interference effects. Chemical efficacy data indicated the possible use of fenoxaprop, haloxyfop and quizalofop, at recommended rates, to control E. crus-galli, D. sanguinalis and S. faberi growing in J. chinensis, P. fruticosa and C. x baileyi.","Made available in DSpace on 2014-12-16T20:45:15Z (GMT). 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Interference And Subsequent Control In Container Grown Cornus X Baileyi, Juniperus Chinensis \"\"san Jose' And Potentilla Fruticosa \"\"gold Drop'\""]}]}],"canonical_facts":{"dc:creator":["Walker, Kandy Laine"],"dc:date":["2014-12-16T20:45:15Z","10000-01-01","1987"],"dc:description":["A survey of the Illinois nursery operators revealed foxtail, quackgrass, crabgrass and barnyardgrass were the most prevalent grasses found infesting field and container grown ornamentals. Subsequently, randomized block designed experiments were conducted for two consecutive years to determine the influence of grass weeds growing in container grown ornamentals. Data indicated grass weed interference as early as 21 days with Cornus x baileyi, 63 days with Juniperus chinensis 'San Jose' and 42 days with Potentilla fruticosa 'Gold Drop'. By the termination of the interference studies, C. x baileyi shoot dry weight was decreased as much as 72%; J. chinensis shoot dry weight was reduced as much as 38% and P. fruticosa shoot dry weight was reduced as much as 75%. Additional experiments conducted disclosed no benefits in spacing containers further apart to commensate for weed interference effects. Chemical efficacy data indicated the possible use of fenoxaprop, haloxyfop and quizalofop, at recommended rates, to control E. crus-galli, D. sanguinalis and S. faberi growing in J. chinensis, P. fruticosa and C. x baileyi.","Made available in DSpace on 2014-12-16T20:45:15Z (GMT). No. of bitstreams: 1 8721779.pdf: 3208822 bytes, checksum: bccf07fd0797ba097657a56db4318841 (MD5) Previous issue date: 1987","Embargo set by: Seth Robbins for item 71950 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","105 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1987."],"dc:identifier":["http://hdl.handle.net/2142/71784","(UMI)AAI8721779"],"dc:subject":["Agriculture, Agronomy"],"dc:title":["\"Digitaria Sanguinalis (l.) Scop., Echinochloa Crus-galli (l.) Beauv. And Setaria Faberi (herrm.) Interference And Subsequent Control In Container Grown Cornus X Baileyi, Juniperus Chinensis \"\"san Jose' And Potentilla Fruticosa \"\"gold Drop'\""],"dc:type":["text"],"thesis:degree_discipline":["Horticulture"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:05Z"}