{"id":"https://openalex.org/W2052311538","doi":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","title":"Sward Height and a Capacitance Probe for Estimating Herbage Mass","display_name":"Sward Height and a Capacitance Probe for Estimating Herbage Mass","publication_year":1990,"publication_date":"1990-04-01","ids":{"openalex":"https://openalex.org/W2052311538","doi":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","mag":"2052311538"},"language":"en","primary_location":{"id":"doi:10.1111/j.1439-037x.1990.tb00808.x","doi":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","pdf_url":null,"source":{"id":"https://openalex.org/S56137335","display_name":"Journal of Agronomy and Crop Science","issn_l":"0931-2250","issn":["0931-2250","1439-037X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agronomy and Crop Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5004517956","display_name":"W. B. Bryan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. B. Bryan","raw_affiliation_strings":["West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032531936","display_name":"W. V. Thayne","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. V. Thayne","raw_affiliation_strings":["West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031441028","display_name":"Edward C. Prigge","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E. C. Prigge","raw_affiliation_strings":["West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I12097938"],"apc_list":{"value":4780,"currency":"USD","value_usd":4780},"apc_paid":null,"fwci":3.2833,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.88106453,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"164","issue":"3","first_page":"208","last_page":"212"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13591","display_name":"Pasture and Agricultural Systems","score":0.989300012588501,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"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/T13591","display_name":"Pasture and Agricultural Systems","score":0.989300012588501,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.0017999999690800905,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14365","display_name":"Leaf Properties and Growth Measurement","score":0.001500000013038516,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"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/sward-height","display_name":"sward height","score":0.9909999966621399},{"id":"https://openalex.org/keywords/capacitance-probe","display_name":"capacitance probe","score":0.996999979019165},{"id":"https://openalex.org/keywords/nondestructive-measurement","display_name":"non-destructive measurement","score":0.777999997138977},{"id":"https://openalex.org/keywords/poa-pratensis","display_name":"Poa pratensis","score":0.9829999804496765},{"id":"https://openalex.org/keywords/stocking-rate","display_name":"stocking rate","score":0.9279999732971191},{"id":"https://openalex.org/keywords/grazing-management","display_name":"grazing management","score":0.6629999876022339}],"concepts":[{"id":"https://openalex.org/C2778053677","wikidata":"https://www.wikidata.org/wiki/Q30121","display_name":"Pasture","level":2,"score":0.8875513076782227},{"id":"https://openalex.org/C2777904157","wikidata":"https://www.wikidata.org/wiki/Q3239189","display_name":"Grazing","level":2,"score":0.7103497385978699},{"id":"https://openalex.org/C61270487","wikidata":"https://www.wikidata.org/wiki/Q476843","display_name":"Interception","level":2,"score":0.5721175074577332},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.571541965007782},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4627547264099121},{"id":"https://openalex.org/C2778237946","wikidata":"https://www.wikidata.org/wiki/Q147783","display_name":"Poa pratensis","level":3,"score":0.45641687512397766},{"id":"https://openalex.org/C150668497","wikidata":"https://www.wikidata.org/wiki/Q104870826","display_name":"Dry weight","level":2,"score":0.44318926334381104},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.37391000986099243},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.3711293041706085},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3156171441078186},{"id":"https://openalex.org/C46757340","wikidata":"https://www.wikidata.org/wiki/Q43238","display_name":"Poaceae","level":2,"score":0.3119792938232422},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1700039803981781}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1111/j.1439-037x.1990.tb00808.x","doi":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1439-037x.1990.tb00808.x","pdf_url":null,"source":{"id":"https://openalex.org/S56137335","display_name":"Journal of Agronomy and Crop Science","issn_l":"0931-2250","issn":["0931-2250","1439-037X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agronomy and Crop Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.9208999872207642,"id":"https://metadata.un.org/sdg/2"},{"display_name":"Life on land","score":0.7605999708175659,"id":"https://metadata.un.org/sdg/15"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320333435","display_name":"Virginia Agricultural Experiment Station, Virginia Polytechnic Institute and State University","ror":"https://ror.org/0073tn017"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W411973065","https://openalex.org/W2514055418","https://openalex.org/W2797075069"],"related_works":["https://openalex.org/W2186960481","https://openalex.org/W2000640916","https://openalex.org/W2353609701","https://openalex.org/W1994340388","https://openalex.org/W2086217058","https://openalex.org/W1964263776","https://openalex.org/W7139804733","https://openalex.org/W3041562516","https://openalex.org/W2022925558","https://openalex.org/W2056386201"],"abstract_inverted_index":{"Abstract":[0],"Estimation":[1],"of":[2,28,152,165,178,183,229],"herbage":[3,29,119,153,179,187,231],"mass":[4,30,154,188],"is":[5],"essential":[6],"in":[7,11,54,79,94,168,196,212],"pasture":[8,230],"research":[9],"and":[10,19,56,117,130,149,175,192,221],"making":[12],"practical":[13],"grazing":[14],"management":[15],"decisions.":[16],"Sward":[17,85],"height":[18,86,131,193,220],"a":[20,90,95,111,162],"capacitance":[21,113,222],"probe":[22,114,136,191,223],"were":[23,51,57,76,115,140],"evaluated":[24],"as":[25,127,138,226],"non\u2010destructive":[26,176],"measures":[27,151,177,228],"at":[31,59,82],"seven":[32],"dates":[33],"from":[34,190],"April":[35],"16":[36],"to":[37,72,105,157],"July":[38],"30":[39],"on":[40,170],"continuously":[41],"grazed":[42],"predominantly":[43],"Kentucky":[44],"bluegrass":[45],"(Poa":[46],"pratensis":[47],"L.)":[48],"pasture.":[49],"Paddocks":[50],"1":[52],"ha":[53],"size":[55],"stocked":[58],"3,":[60],"4":[61],"or":[62,102],"5":[63],"steers":[64],"ha\u22121":[65],"(average":[66],"initial":[67],"weight":[68,126,148],"312":[69],"kg).":[70],"Four":[71],"six,":[73],"sampling":[74,166],"points":[75],"located":[77],"randomly":[78],"each":[80,83,182],"paddock":[81],"date.":[84],"was":[87,155,161],"measured":[88],"with":[89,123],"ruler,":[91],"the":[92,118,133,171,184,197,216],"vegetation":[93],"0.2":[96],"nr":[97],"area":[98],"visually":[99],"designated":[100],"\u201chigh\u201d":[101],"\u201clow\u201d":[103],"according":[104],"legume":[106,214],"percentage,":[107],"ten":[108],"readings":[109],"using":[110],"single":[112],"made":[116,201],"clipped.":[120],"Paired":[121],"data":[122],"clipped":[124,146],"dry":[125,147],"dependent":[128],"variable":[129],"and/or":[132],"average":[134],"corrected":[135],"reading":[137],"covariates":[139],"analyzed":[141],"statistically.":[142],"The":[143],"relationship":[144,172],"between":[145,173,204],"nondestructive":[150,227],"found":[156],"be":[158],"linear.":[159],"There":[160],"small":[163,210],"effect":[164],"date":[167],"Spring":[169],"destructive":[174],"mass,":[180],"but":[181],"measures,":[185],"including":[186],"predicted":[189],"measurements,":[194],"resulted":[195],"same":[198],"inferences":[199],"being":[200],"about":[202],"differences":[203,211],"treatments.":[205],"Neither":[206],"stocking":[207],"rate":[208],"nor":[209],"percentage":[213],"affected":[215],"relationship.":[217],"Thus,":[218],"sward":[219],"show":[224],"promise":[225],"mass.":[232]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}