{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/22266"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/22266","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Selective feeding on green bean Phaseolus vulgaris by Heliothis zea","abstract":"First and early second instar Heliothis zea larvae, feeding on the green bean Phaseolus vulgaris, fed preferentially on the leaf. The leaf feeding tendency decreased after about 12 h in the second instar. Third, fourth and fifth instar larvae fed preferentially on bean pod. Leaf-fed last instar larvae had lowered growth rate and weight gain, due largely to a lower rate of feeding rather than an inability to utilize leaves efficiently for growth.","abstract_html":"First and early second instar Heliothis zea larvae, feeding on the green bean Phaseolus vulgaris, fed preferentially on the leaf. The leaf feeding tendency decreased after about 12 h in the second instar. Third, fourth and fifth instar larvae fed preferentially on bean pod. Leaf-fed last instar larvae had lowered growth rate and weight gain, due largely to a lower rate of feeding rather than an inability to utilize leaves efficiently for growth.","abstract_has_math":false,"creators":["Naeem, Mohammad"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Entomology","degree_department":null,"school":null,"contributors":["Waldbauer, G.P."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T13:34:23Z","date_published":"2011-05-07T13:34:23Z","updated_at":"2026-07-22T22:25:19Z","subjects":["Biology, Entomology","Agriculture, Plant Pathology"],"languages":["eng"],"rights":["Copyright 1990 Naeem, Mohammad"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9114356","(UMI)AAI9114356"],"render_values":[{"text":"AAI9114356","href":null,"code":true},{"text":"(UMI)AAI9114356","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/22266","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Waldbauer, G.P."]},{"key":"dc:creator","label":"Author","values":["Naeem, Mohammad"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T13:34:23Z","10000-01-01","1990"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Entomology"]},{"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, Entomology","Agriculture, Plant Pathology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1990 Naeem, Mohammad"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9114356","(UMI)AAI9114356","http://hdl.handle.net/2142/22266"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["First and early second instar Heliothis zea larvae, feeding on the green bean Phaseolus vulgaris, fed preferentially on the leaf. The leaf feeding tendency decreased after about 12 h in the second instar. Third, fourth and fifth instar larvae fed preferentially on bean pod. Leaf-fed last instar larvae had lowered growth rate and weight gain, due largely to a lower rate of feeding rather than an inability to utilize leaves efficiently for growth.","Overall utilization efficiencies did not differ between last instar larvae fed seeds or a mix of seeds and pulp. Larvae fed either seeds or a mix ate significantly less and completed the instar in a significantly shorter time than larvae fed only on pulp. Seed-fed larvae, however, ate significantly less and had a higher ECD than larvae that either fed on the mix or pulp alone. Pulp contained about 93-95% water as compared to the 84-86% water content of seeds. Pulp-feeding larvae increased their fresh weight RCR to about 2.9 times that of seed-fed larvae and about 1.8 times that of mix-fed larvae by increasing the time spent feeding and decreasing the interfeed gaps. (Abstract shortened with permission of author.)","Made available in DSpace on 2011-05-07T13:34:23Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9114356.pdf: 1999791 bytes, checksum: a24f79c9558a7dc70c79944325b770b9 (MD5) Previous issue date: 1990","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:56:27Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:26:23-05:00 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":["Selective feeding on green bean Phaseolus vulgaris by Heliothis zea"]}]}],"canonical_facts":{"dc:contributor":["Waldbauer, G.P."],"dc:creator":["Naeem, Mohammad"],"dc:date":["2011-05-07T13:34:23Z","10000-01-01","1990"],"dc:description":["First and early second instar Heliothis zea larvae, feeding on the green bean Phaseolus vulgaris, fed preferentially on the leaf. The leaf feeding tendency decreased after about 12 h in the second instar. Third, fourth and fifth instar larvae fed preferentially on bean pod. Leaf-fed last instar larvae had lowered growth rate and weight gain, due largely to a lower rate of feeding rather than an inability to utilize leaves efficiently for growth.","Overall utilization efficiencies did not differ between last instar larvae fed seeds or a mix of seeds and pulp. Larvae fed either seeds or a mix ate significantly less and completed the instar in a significantly shorter time than larvae fed only on pulp. Seed-fed larvae, however, ate significantly less and had a higher ECD than larvae that either fed on the mix or pulp alone. Pulp contained about 93-95% water as compared to the 84-86% water content of seeds. Pulp-feeding larvae increased their fresh weight RCR to about 2.9 times that of seed-fed larvae and about 1.8 times that of mix-fed larvae by increasing the time spent feeding and decreasing the interfeed gaps. (Abstract shortened with permission of author.)","Made available in DSpace on 2011-05-07T13:34:23Z (GMT). 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