{"id":"https://openalex.org/W296556151","doi":"https://doi.org/10.3920/9789086866038_084","title":"Within-crop variability affecting variable N application to winter wheat","display_name":"Within-crop variability affecting variable N application to winter wheat","publication_year":2007,"publication_date":"2007-11-01","ids":{"openalex":"https://openalex.org/W296556151","doi":"https://doi.org/10.3920/9789086866038_084","mag":"296556151"},"language":"en","primary_location":{"id":"doi:10.3920/9789086866038_084","doi":"https://doi.org/10.3920/9789086866038_084","is_oa":false,"landing_page_url":"https://doi.org/10.3920/9789086866038_084","pdf_url":null,"source":{"id":"https://openalex.org/S4306464271","display_name":"Wageningen Academic Publishers eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"ebook platform"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Precision agriculture '07","raw_type":"book-chapter"},"volume":{"id":"https://openalex.org/W305970440","display_name":"Precision agriculture '07"},"type":"book-chapter","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/A5024667521","display_name":"Jan K\u0159en","orcid":"https://orcid.org/0000-0002-5229-398X","observed_orcids":["https://orcid.org/0000-0002-5229-398X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Kren","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085834014","display_name":"R. Smoldas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. Smoldas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033945952","display_name":"Vojt\u011bch Lukas","orcid":"https://orcid.org/0000-0001-8051-3305","observed_orcids":["https://orcid.org/0000-0001-8051-3305"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"V. Lukas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5028744293","display_name":"P. M\u00ed\u0161a","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P. Misa","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"697","last_page":"703"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9932000041007996,"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"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9932000041007996,"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/T10616","display_name":"Smart Agriculture and AI","score":0.003599999938160181,"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"}},{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/winter-wheat","display_name":"winter wheat","score":0.9739999771118164},{"id":"https://openalex.org/keywords/canopy-reflectance","display_name":"canopy reflectance","score":0.9800000190734863},{"id":"https://openalex.org/keywords/chlorophyll-content","display_name":"chlorophyll content","score":0.828000009059906},{"id":"https://openalex.org/keywords/plant-interactions","display_name":"plant interactions","score":0.3199999928474426}],"concepts":[{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.7438021898269653},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.6135520339012146},{"id":"https://openalex.org/C108597893","wikidata":"https://www.wikidata.org/wiki/Q663650","display_name":"Reflectivity","level":2,"score":0.5534230470657349},{"id":"https://openalex.org/C120217122","wikidata":"https://www.wikidata.org/wiki/Q740083","display_name":"Precision agriculture","level":3,"score":0.533004641532898},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.524183452129364},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4767485558986664},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.463078111410141},{"id":"https://openalex.org/C3018661444","wikidata":"https://www.wikidata.org/wiki/Q6977574","display_name":"Winter wheat","level":2,"score":0.45640575885772705},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.4386400580406189},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3253116309642792},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.28587010502815247},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.22781479358673096},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.17811527848243713},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.12563949823379517},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.1102999746799469},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06432107090950012},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3920/9789086866038_084","doi":"https://doi.org/10.3920/9789086866038_084","is_oa":false,"landing_page_url":"https://doi.org/10.3920/9789086866038_084","pdf_url":null,"source":{"id":"https://openalex.org/S4306464271","display_name":"Wageningen Academic Publishers eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"ebook platform"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Precision agriculture '07","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.991100013256073,"id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2022143877","https://openalex.org/W2071667086","https://openalex.org/W2133624305","https://openalex.org/W2246922828","https://openalex.org/W2306274986"],"related_works":["https://openalex.org/W2038412113","https://openalex.org/W2386579523","https://openalex.org/W4376133829","https://openalex.org/W1994738086","https://openalex.org/W4205878811","https://openalex.org/W1996140923","https://openalex.org/W1997580977","https://openalex.org/W2053522515","https://openalex.org/W4413291650","https://openalex.org/W2767390271"],"abstract_inverted_index":{"In":[0],"2002-2004,":[1],"the":[2,42,56,70,90,94,97],"potential":[3],"of":[4],"four":[5],"methods":[6],"(N-tester,":[7],"plant":[8,87],"inorganic":[9],"analyses":[10],"-":[11],"PIA,":[12],"aerial":[13,53],"multispectral":[14],"imaging":[15],"and":[16,44,55,96,105],"N-sensor)":[17],"for":[18,51],"variable":[19],"N":[20],"application":[21],"to":[22],"winter":[23],"wheat":[24],"at":[25],"BBCH":[26],"30-32":[27],"were":[28,39,49],"examined":[29],"in":[30,63,80,89],"selected":[31],"fields":[32],"(area":[33],"26-56":[34],"ha).":[35],"The":[36,58],"largest":[37],"differences":[38],"found":[40],"between":[41],"N-sensor":[43,95],"PIA.":[45],"Very":[46],"similar":[47],"values":[48],"observed":[50],"digital":[52],"imagery":[54],"N-sensor.":[57],"N-tester":[59],"measures":[60],"chlorophyll":[61],"content":[62,79],"leaves.":[64],"However,":[65],"it":[66,83],"does":[67,84],"not":[68,85],"capture":[69],"other":[71],"factors":[72],"affecting":[73],"N-rate":[74],"assessment.":[75],"PIA":[76],"assesses":[77],"nutrient":[78],"plants":[81],"but":[82],"show":[86],"interactions":[88,104],"stand.":[91],"By":[92],"contrast,":[93],"multi-spectral":[98],"camera":[99],"use":[100],"canopy":[101],"reflectance,":[102],"including":[103],"compensation":[106],"relationships":[107],"among":[108],"plants.":[109]},"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2}],"updated_date":"2026-10-10T09:11:00.788812","created_date":"2016-06-24T00:00:00"}
