{"id":{"repo_id":"mo-state","oai_identifier":"oai:bearworks.missouristate.edu:theses-2211"},"canonical_url":"https://search.dev.ndltd.org/etd/mo-state/oai:bearworks.missouristate.edu:theses-2211","repository":{"repo_id":"mo-state","name":"Missouri State University","base_url":"https://bearworks.missouristate.edu/do/oai/"},"display":{"title":"Reproduction And Survivorship Of Two Species Of Daphnidae","abstract":"The reproduction and survivorship of Scapholeberis kingi and Simocephalus serrulatus were studied at 10°, 15°, 20°, and 25°C. Life tables were calculated at all temperatures from survivorship data for each species. Replacement rates of S. kingi and S. serrulatus, respectively, were 0.715 and 2.789 at 10°C, 2.637 and 3.310 at 15°C, 3.332 and 5.133 at 20°C, and 12.469 and 8.936 at 25°C. Intrinsic rates of population increase, obtained by iteration to a stable age structure, for S. kingi and S. serrulatus, respectively, were -0.012 and 0.030 at 10°C, and 0.052 and 0.078 at 15°C, 0.070 and 0.180 at 20°C, and 0.179 and 0.147 at 25°C.","abstract_html":"The reproduction and survivorship of Scapholeberis kingi and Simocephalus serrulatus were studied at 10°, 15°, 20°, and 25°C. Life tables were calculated at all temperatures from survivorship data for each species. Replacement rates of S. kingi and S. serrulatus, respectively, were 0.715 and 2.789 at 10°C, 2.637 and 3.310 at 15°C, 3.332 and 5.133 at 20°C, and 12.469 and 8.936 at 25°C. Intrinsic rates of population increase, obtained by iteration to a stable age structure, for S. kingi and S. serrulatus, respectively, were -0.012 and 0.030 at 10°C, and 0.052 and 0.078 at 15°C, 0.070 and 0.180 at 20°C, and 0.179 and 0.147 at 25°C.","abstract_has_math":false,"creators":["Claus, Marvin"],"institution":null,"degree_name":"Master of Science in Biology","degree_level":"Masters","degree_discipline":"Biology","degree_department":null,"school":null,"contributors":["Milton Topping"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1977,"date_issued":"1977-05-01T07:00:00Z","date_published":"1977-05-01T07:00:00Z","updated_at":"2026-07-24T03:16:17Z","subjects":["Biology"],"languages":[],"rights":["© Marvin Claus"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://bearworks.missouristate.edu/theses/1210","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Milton Topping"]},{"key":"dc:creator","label":"Author","values":["Claus, Marvin"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"thesis:degree_discipline","label":"Discipline","values":["Biology"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science in Biology"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Biology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:rights","label":"Dc Rights","values":["© Marvin Claus"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://bearworks.missouristate.edu/theses/1210"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The reproduction and survivorship of Scapholeberis kingi and Simocephalus serrulatus were studied at 10°, 15°, 20°, and 25°C. Life tables were calculated at all temperatures from survivorship data for each species. Replacement rates of S. kingi and S. serrulatus, respectively, were 0.715 and 2.789 at 10°C, 2.637 and 3.310 at 15°C, 3.332 and 5.133 at 20°C, and 12.469 and 8.936 at 25°C. Intrinsic rates of population increase, obtained by iteration to a stable age structure, for S. kingi and S. serrulatus, respectively, were -0.012 and 0.030 at 10°C, and 0.052 and 0.078 at 15°C, 0.070 and 0.180 at 20°C, and 0.179 and 0.147 at 25°C."]},{"key":"dc:title","label":"Title","values":["Reproduction And Survivorship Of Two Species Of Daphnidae"]}]}],"canonical_facts":{"dc:contributor":["Milton Topping"],"dc:creator":["Claus, Marvin"],"dc:description.abstract":["The reproduction and survivorship of Scapholeberis kingi and Simocephalus serrulatus were studied at 10°, 15°, 20°, and 25°C. Life tables were calculated at all temperatures from survivorship data for each species. Replacement rates of S. kingi and S. serrulatus, respectively, were 0.715 and 2.789 at 10°C, 2.637 and 3.310 at 15°C, 3.332 and 5.133 at 20°C, and 12.469 and 8.936 at 25°C. Intrinsic rates of population increase, obtained by iteration to a stable age structure, for S. kingi and S. serrulatus, respectively, were -0.012 and 0.030 at 10°C, and 0.052 and 0.078 at 15°C, 0.070 and 0.180 at 20°C, and 0.179 and 0.147 at 25°C."],"dc:identifier":["https://bearworks.missouristate.edu/theses/1210"],"dc:rights":["© Marvin Claus"],"dc:subject":["Biology"],"dc:title":["Reproduction And Survivorship Of Two Species Of Daphnidae"],"thesis:degree_discipline":["Biology"],"thesis:degree_level":["Masters"],"thesis:degree_name":["Master of Science in Biology"]},"updated_at":"2026-07-24T03:16:17Z"}