{"id":"https://openalex.org/W2522158570","doi":null,"title":"Understanding Beef Cattle Efficiency: I) Understanding Physiological and Digestive Factors Affecting Residual Feed Intake and II) Tannin Supplementation: Effects on Animal Performance, Fermentation, and Carcass Traits","display_name":"Understanding Beef Cattle Efficiency: I) Understanding Physiological and Digestive Factors Affecting Residual Feed Intake and II) Tannin Supplementation: Effects on Animal Performance, Fermentation, and Carcass Traits","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2522158570","mag":"2522158570"},"language":"en","primary_location":{"id":"pmh:oai:oaktrust.library.tamu.edu:1969.1/ETD-TAMU-2009-08-901","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/1969.1/ETD-TAMU-2009-08-901","pdf_url":null,"source":{"id":"https://openalex.org/S4306400291","display_name":"OakTrust (Texas A&M University Libraries)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I91045830","host_organization_name":"Texas A&M University","host_organization_lineage":["https://openalex.org/I91045830"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112216038","display_name":"Wimberley K. Krueger","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Wimberley K. Krueger","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5112216038"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10098","display_name":"Ruminant Nutrition and Digestive Physiology","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10098","display_name":"Ruminant Nutrition and Digestive Physiology","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10152","display_name":"Animal Nutrition and Physiology","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13338","display_name":"Pharmacological Effects and Assays","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/residual-feed-intake","display_name":"residual feed intake","score":0.9399999976158142},{"id":"https://openalex.org/keywords/hydrolysable-tannins","display_name":"hydrolysable tannins","score":0.8209999799728394},{"id":"https://openalex.org/keywords/proanthocyanidins","display_name":"proanthocyanidins","score":0.9980000257492065},{"id":"https://openalex.org/keywords/tannin-supplementation","display_name":"tannin supplementation","score":0.7910000085830688},{"id":"https://openalex.org/keywords/rumen-fermentation","display_name":"rumen fermentation","score":0.8059999942779541},{"id":"https://openalex.org/keywords/volatile-fatty-acids","display_name":"volatile fatty acids","score":0.9750000238418579},{"id":"https://openalex.org/keywords/methane-production","display_name":"methane production","score":0.7540000081062317},{"id":"https://openalex.org/keywords/feed-conversion-ratio","display_name":"feed conversion ratio","score":0.671999990940094},{"id":"https://openalex.org/keywords/nutrient-digestibility","display_name":"nutrient digestibility","score":0.8629999756813049},{"id":"https://openalex.org/keywords/rumen-microbial-ecology","display_name":"rumen microbial ecology","score":0.734000027179718},{"id":"https://openalex.org/keywords/firmicutes-bacteroidetes-ratio","display_name":"Firmicutes/Bacteroidetes ratio","score":0.9160000085830688},{"id":"https://openalex.org/keywords/prevotella","display_name":"Prevotella","score":0.9309999942779541},{"id":"https://openalex.org/keywords/spirochetes","display_name":"spirochetes","score":0.8510000109672546},{"id":"https://openalex.org/keywords/finishing-beef-steers","display_name":"finishing beef steers","score":0.9449999928474426}],"concepts":[{"id":"https://openalex.org/C2780527838","wikidata":"https://www.wikidata.org/wiki/Q17078143","display_name":"Residual feed intake","level":4,"score":0.7276965975761414},{"id":"https://openalex.org/C2780505807","wikidata":"https://www.wikidata.org/wiki/Q1208989","display_name":"Beef cattle","level":2,"score":0.7023458480834961},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.6307100057601929},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.5929663181304932},{"id":"https://openalex.org/C2780309462","wikidata":"https://www.wikidata.org/wiki/Q187607","display_name":"Tannin","level":2,"score":0.5784183740615845},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.5412316918373108},{"id":"https://openalex.org/C22830521","wikidata":"https://www.wikidata.org/wiki/Q649967","display_name":"Feed conversion ratio","level":3,"score":0.5034558176994324},{"id":"https://openalex.org/C2994599422","wikidata":"https://www.wikidata.org/wiki/Q80962","display_name":"Animal production","level":2,"score":0.4670969843864441},{"id":"https://openalex.org/C2779329348","wikidata":"https://www.wikidata.org/wiki/Q1400937","display_name":"Feedlot","level":2,"score":0.450907826423645},{"id":"https://openalex.org/C172873279","wikidata":"https://www.wikidata.org/wiki/Q3361262","display_name":"Palatability","level":2,"score":0.44557690620422363},{"id":"https://openalex.org/C150903083","wikidata":"https://www.wikidata.org/wiki/Q7108","display_name":"Biotechnology","level":1,"score":0.39986565709114075},{"id":"https://openalex.org/C147583825","wikidata":"https://www.wikidata.org/wiki/Q620876","display_name":"Body weight","level":2,"score":0.24844086170196533},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:oaktrust.library.tamu.edu:1969.1/ETD-TAMU-2009-08-901","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/1969.1/ETD-TAMU-2009-08-901","pdf_url":null,"source":{"id":"https://openalex.org/S4306400291","display_name":"OakTrust (Texas A&M University Libraries)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I91045830","host_organization_name":"Texas A&M University","host_organization_lineage":["https://openalex.org/I91045830"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"mag:2522158570","doi":null,"is_oa":false,"landing_page_url":"https://oaktrust.library.tamu.edu/handle/1969.1/ETD-TAMU-2009-08-901","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":1.0}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":187,"referenced_works":["https://openalex.org/W12329592","https://openalex.org/W21772734","https://openalex.org/W69716954","https://openalex.org/W71047797","https://openalex.org/W78904792","https://openalex.org/W131135842","https://openalex.org/W141822996","https://openalex.org/W170781613","https://openalex.org/W191714856","https://openalex.org/W251384186","https://openalex.org/W306307137","https://openalex.org/W319435964","https://openalex.org/W321846654","https://openalex.org/W1057466098","https://openalex.org/W1466136807","https://openalex.org/W1489333178","https://openalex.org/W1528918467","https://openalex.org/W1529039987","https://openalex.org/W1536129375","https://openalex.org/W1542969286","https://openalex.org/W1543947210","https://openalex.org/W1544639498","https://openalex.org/W1548396909","https://openalex.org/W1549981032","https://openalex.org/W1553434664","https://openalex.org/W1557107081","https://openalex.org/W1566132025","https://openalex.org/W1570126399","https://openalex.org/W1575255229","https://openalex.org/W1583995915","https://openalex.org/W1585339076","https://openalex.org/W1587082473","https://openalex.org/W1668832600","https://openalex.org/W1803178544","https://openalex.org/W1822425348","https://openalex.org/W1837026033","https://openalex.org/W1875033235","https://openalex.org/W1880227928","https://openalex.org/W1914642109","https://openalex.org/W1952118257","https://openalex.org/W1963838166","https://openalex.org/W1963875036","https://openalex.org/W1964968500","https://openalex.org/W1967850793","https://openalex.org/W1969797855","https://openalex.org/W1970953789","https://openalex.org/W1971415551","https://openalex.org/W1972030132","https://openalex.org/W1974628359","https://openalex.org/W1975155740","https://openalex.org/W1975602584","https://openalex.org/W1977004682","https://openalex.org/W1979868970","https://openalex.org/W1980841082","https://openalex.org/W1984545896","https://openalex.org/W1986651464","https://openalex.org/W1986960191","https://openalex.org/W1988186251","https://openalex.org/W1988189361","https://openalex.org/W1989387846","https://openalex.org/W1991851263","https://openalex.org/W1994718063","https://openalex.org/W1996988309","https://openalex.org/W1997087247","https://openalex.org/W1998890191","https://openalex.org/W1998989320","https://openalex.org/W2000968143","https://openalex.org/W2002817153","https://openalex.org/W2004483443","https://openalex.org/W2005245862","https://openalex.org/W2007662336","https://openalex.org/W2012119804","https://openalex.org/W2012599600","https://openalex.org/W2012830962","https://openalex.org/W2013534510","https://openalex.org/W2016302335","https://openalex.org/W2017662902","https://openalex.org/W2017801636","https://openalex.org/W2018040072","https://openalex.org/W2018390305","https://openalex.org/W2019258848","https://openalex.org/W2019662727","https://openalex.org/W2019868400","https://openalex.org/W2021113542","https://openalex.org/W2021140521","https://openalex.org/W2022832134","https://openalex.org/W2023278887","https://openalex.org/W2024961958","https://openalex.org/W2025754869","https://openalex.org/W2026740807","https://openalex.org/W2026935866","https://openalex.org/W2028160950","https://openalex.org/W2036957013","https://openalex.org/W2039471646","https://openalex.org/W2039592580","https://openalex.org/W2040708390","https://openalex.org/W2043542888","https://openalex.org/W2044572569","https://openalex.org/W2045275233","https://openalex.org/W2046395016","https://openalex.org/W2046812853","https://openalex.org/W2047001053","https://openalex.org/W2047955235","https://openalex.org/W2048120191","https://openalex.org/W2050789088","https://openalex.org/W2056259488","https://openalex.org/W2056844722","https://openalex.org/W2058752397","https://openalex.org/W2062232689","https://openalex.org/W2062506753","https://openalex.org/W2062686022","https://openalex.org/W2065916123","https://openalex.org/W2066496799","https://openalex.org/W2066992142","https://openalex.org/W2067937290","https://openalex.org/W2072089627","https://openalex.org/W2072118353","https://openalex.org/W2073332363","https://openalex.org/W2074898074","https://openalex.org/W2076114072","https://openalex.org/W2076707978","https://openalex.org/W2083105349","https://openalex.org/W2084869536","https://openalex.org/W2085200230","https://openalex.org/W2087034929","https://openalex.org/W2087273903","https://openalex.org/W2087638460","https://openalex.org/W2088939693","https://openalex.org/W2091147953","https://openalex.org/W2091597498","https://openalex.org/W2094199486","https://openalex.org/W2094770584","https://openalex.org/W2102636495","https://openalex.org/W2103506649","https://openalex.org/W2104246206","https://openalex.org/W2105807803","https://openalex.org/W2113014434","https://openalex.org/W2114230892","https://openalex.org/W2117130914","https://openalex.org/W2117562263","https://openalex.org/W2122667648","https://openalex.org/W2123373906","https://openalex.org/W2123414309","https://openalex.org/W2125154405","https://openalex.org/W2126713587","https://openalex.org/W2129960393","https://openalex.org/W2136626142","https://openalex.org/W2140992245","https://openalex.org/W2142091448","https://openalex.org/W2145489781","https://openalex.org/W2146588590","https://openalex.org/W2146789357","https://openalex.org/W2149573313","https://openalex.org/W2151267290","https://openalex.org/W2153294514","https://openalex.org/W2154481643","https://openalex.org/W2155770305","https://openalex.org/W2157351307","https://openalex.org/W2158389269","https://openalex.org/W2163006120","https://openalex.org/W2166501645","https://openalex.org/W2167062509","https://openalex.org/W2167378521","https://openalex.org/W2169981444","https://openalex.org/W2170035820","https://openalex.org/W2171735745","https://openalex.org/W2188689621","https://openalex.org/W2226112061","https://openalex.org/W2238690913","https://openalex.org/W2242800157","https://openalex.org/W2259045446","https://openalex.org/W2280595885","https://openalex.org/W2281826643","https://openalex.org/W2284638234","https://openalex.org/W2321158556","https://openalex.org/W2411911251","https://openalex.org/W2413661380","https://openalex.org/W2415111856","https://openalex.org/W2466515984","https://openalex.org/W2531665202","https://openalex.org/W2588041294","https://openalex.org/W2751405910","https://openalex.org/W2757219142","https://openalex.org/W2794068064","https://openalex.org/W2897029964","https://openalex.org/W3123610461","https://openalex.org/W4323966331"],"related_works":["https://openalex.org/W2888917829","https://openalex.org/W4312681751","https://openalex.org/W2967621253","https://openalex.org/W1489333178","https://openalex.org/W2954090822","https://openalex.org/W2524089012","https://openalex.org/W2595318384","https://openalex.org/W2128542875","https://openalex.org/W4387613785","https://openalex.org/W2377356056"],"abstract_inverted_index":{"Objectives":[0],"of":[1,33,85,90,95,218,239,311],"this":[2,228],"study":[3],"were":[4,56,99,257,280,355],"1)":[5],"to":[6,29,131,145,171,204,243,349],"characterize":[7],"the":[8,31,51,237,246,361],"relationship":[9],"between":[10,67],"beef\\ncattle":[11],"efficiency,":[12,294],"namely":[13],"residual":[14],"feed":[15,126,150],"intake":[16,73,151],"(RFI),":[17],"and":[18,27,42,44,46,58,69,80,103,106,113,123,156,209,213,230,241,293,331,357,369],"digestive,":[19],"microbial,":[20],"and\\nfermentation":[21],"parameters":[22],"in":[23,59,221,253,259,302,320],"growing":[24,96],"beef":[25,97,304],"calves":[26,98,119,137,169,202,263,267],"2)":[28],"examine":[30],"effects":[32],"added\\ndietary":[34],"hydrolysable":[35,317],"or":[36,299],"condensed":[37],"tannin":[38,358],"on":[39,76,290,313,367],"animal":[40,291,368],"performance":[41,292],"efficiency,\\nfermentation":[43],"carcass":[45,314,370],"non-carcass":[47],"traits.":[48],"To":[49],"accomplish":[50],"first":[52],"objective,\\nmultiple":[53],"RFI":[54,62,118,133,136,147,168,201,266,284,337,350],"studies":[55,61],"conducted":[57],"all":[60],"was":[63,152],"calculated":[64],"as":[65,129,194],"the\\ndifference":[66],"actual":[68],"expected":[70],"dry":[71],"matter":[72],"(DMI)":[74],"based":[75],"average":[77],"gaily\\ngain":[78],"(ADG)":[79],"body":[81],"weight0.75(BW).":[82],"A":[83],"total":[84],"187":[86],"head":[87,94],"selected":[88],"out":[89],"a":[91,181],"population\\nof":[92],"600":[93],"evaluated":[100],"for":[101,282],"diet":[102,141,155,330],"nutrient":[104,157,332],"digestibility,\\nruminal":[105],"fecal":[107,207,211,270],"volatile":[108],"fatty":[109],"acids":[110],"(VFA)":[111],"concentrations":[112,301],"methane":[114,278],"producing\\nactivity":[115],"(MPA).":[116],"Low":[117,135,167],"consumed":[120],"less":[121],"DMI":[122],"had":[124,139,164,268,342],"lower":[125,173,210,281],"conversion\\nratios":[127],"(FCR)":[128],"compared":[130,144],"high":[132,146],"calves.":[134,148,285],"also":[138],"higher":[140,165,206,269,343],"and\\nnutrient":[142],"digestibilities":[143,158],"Residual":[149],"negatively\\ncorrelated":[153],"with":[154,185],"such":[159,338,351],"that":[160,329,339,352],"more":[161,231,340],"efficient":[162],"animals":[163],"digestibilities.":[166],"tended":[170,203],"have":[172,189,205],"ruminal":[174,214,295],"propionate":[175],"and\\nhigher":[176],"acetate:propionate":[177],"ratios":[178],"when":[179,272],"fed":[180],"high-forage":[182],"diet.":[183],"Calves":[184],"divergent":[186],"RFI\\ndid":[187],"not":[188,225],"different":[190],"gross":[191],"microbial":[192,222,249,345],"populations":[193],"evidenced":[195],"by":[196,336],"the\\nFirmicute:Bacteriodetes":[197],"ratio,":[198],"but":[199,264],"low":[200,260,265,283],"Prevotella\\nspp.":[208],"Spirochaetes":[212],"Cyanobacteria.":[215],"The":[216],"importance":[217,247],"these\\nsubtle":[219],"shifts":[220,354],"ecology":[223,346],"is":[224,233,347],"evident":[226],"at":[227,274,360],"time":[229],"research":[232],"needed\\nto":[234],"fully":[235,244],"elucidate":[236],"interaction":[238],"host":[240],"microbes":[242],"grasp":[245],"of\\nminor":[248],"deviations.":[250],"No":[251],"differences":[252],"3":[254],"h":[255],"MPA":[256,271],"detected":[258],"vs.":[261],"high\\nRFI":[262],"sampled":[273],"24":[275],"h;":[276],"however,\\ncalculated":[277],"emissions":[279],"Tannin":[286],"supplementation\\nhad":[287],"no":[288,308,365],"effect":[289,310,366],"fermentation":[296],"VFA\\nconcentrations,":[297],"MPA,":[298],"ammonia":[300],"finishing":[303],"steers.":[305],"There":[306],"was\\nalso":[307],"detrimental":[309],"tannins":[312],"traits;":[315],"however,":[316],"tannin\\nsupplementation":[318],"resulted":[319],"increased":[321],"empty":[322],"rumen":[323],"mass.":[324],"Results":[325],"from":[326],"these":[327],"studies\\nindicate":[328],"digestibility":[333],"are":[334],"affected":[335],"efficient\\ncalves":[341],"DMD,":[344],"responsive":[348],"minor\\nmicrobial":[353],"observed,":[356],"supplementation,":[359],"current":[362],"inclusion":[363],"rate,\\nhad":[364],"performance.":[371]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-09-30T00:00:00"}
