Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2163004831', 'doi': 'https://doi.org/10.1034/j.1399-3054.2002.1140209.x', 'title': 'Steady‐state chlorophyll fluorescence (Fs) measurements as a tool to follow variations of net CO<sub>2</sub> assimilation and stomatal conductance during water‐stress in C<sub>3</sub> plants', 'display_name': 'Steady‐state chlorophyll fluorescence (Fs) measurements as a tool to follow variations of net CO<sub>2</sub> assimilation and stomatal conductance during water‐stress in C<sub>3</sub> plants', 'publication_year': 2002, 'publication_date': '2002-02-01', 'ids': {'openalex': 'https://openalex.org/W2163004831', 'doi': 'https://doi.org/10.1034/j.1399-3054.2002.1140209.x', 'mag': '2163004831', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/11903970'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1034/j.1399-3054.2002.1140209.x', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S185046733', 'display_name': 'Physiologia Plantarum', 'issn_l': '0031-9317', 'issn': ['0031-9317', '1399-3054'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, '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': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5012286871', 'display_name': 'Jaume Flexas', 'orcid': 'https://orcid.org/0000-0002-3069-175X'}, 'institutions': [{'id': 'https://openalex.org/I50441567', 'display_name': 'Universitat de les Illes Balears', 'ror': 'https://ror.org/03e10x626', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I50441567']}, {'id': 'https://openalex.org/I4210159650', 'display_name': 'Laboratoire de Physique du Rayonnement et de la Lumière', 'ror': 'https://ror.org/04zaa8r69', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I4210159650']}], 'countries': ['ES', 'FR'], 'is_corresponding': True, 'raw_author_name': 'Jaume Flexas', 'raw_affiliation_strings': ['F-91898 Orsay Cedex, France', "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34", "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain"], 'affiliations': [{'raw_affiliation_string': "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain", 'institution_ids': ['https://openalex.org/I50441567']}, {'raw_affiliation_string': 'F-91898 Orsay Cedex, France', 'institution_ids': []}, {'raw_affiliation_string': "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34", 'institution_ids': ['https://openalex.org/I4210159650']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5045990609', 'display_name': 'José M. Escalona', 'orcid': 'https://orcid.org/0000-0002-6764-798X'}, 'institutions': [{'id': 'https://openalex.org/I50441567', 'display_name': 'Universitat de les Illes Balears', 'ror': 'https://ror.org/03e10x626', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I50441567']}], 'countries': ['ES'], 'is_corresponding': False, 'raw_author_name': 'José Mariano Escalona', 'raw_affiliation_strings': ["Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain"], 'affiliations': [{'raw_affiliation_string': "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain", 'institution_ids': ['https://openalex.org/I50441567']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5086636415', 'display_name': 'S. Evain', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210159650', 'display_name': 'Laboratoire de Physique du Rayonnement et de la Lumière', 'ror': 'https://ror.org/04zaa8r69', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I4210159650']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Sebastian Evain', 'raw_affiliation_strings': ['F-91898 Orsay Cedex, France', "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34"], 'affiliations': [{'raw_affiliation_string': "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34", 'institution_ids': ['https://openalex.org/I4210159650']}, {'raw_affiliation_string': 'F-91898 Orsay Cedex, France', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5057139024', 'display_name': 'Javier Gulías', 'orcid': 'https://orcid.org/0000-0002-6685-4231'}, 'institutions': [{'id': 'https://openalex.org/I50441567', 'display_name': 'Universitat de les Illes Balears', 'ror': 'https://ror.org/03e10x626', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I50441567']}], 'countries': ['ES'], 'is_corresponding': False, 'raw_author_name': 'Javier Gulías', 'raw_affiliation_strings': ["Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain"], 'affiliations': [{'raw_affiliation_string': "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain", 'institution_ids': ['https://openalex.org/I50441567']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5084258096', 'display_name': 'I. Moya', 'orcid': 'https://orcid.org/0000-0002-7303-5306'}, 'institutions': [{'id': 'https://openalex.org/I50441567', 'display_name': 'Universitat de les Illes Balears', 'ror': 'https://ror.org/03e10x626', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I50441567']}, {'id': 'https://openalex.org/I4210159650', 'display_name': 'Laboratoire de Physique du Rayonnement et de la Lumière', 'ror': 'https://ror.org/04zaa8r69', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I4210159650']}], 'countries': ['ES', 'FR'], 'is_corresponding': False, 'raw_author_name': 'Ismaël Moya', 'raw_affiliation_strings': ['F-91898 Orsay Cedex, France', "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34", "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain"], 'affiliations': [{'raw_affiliation_string': "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain", 'institution_ids': ['https://openalex.org/I50441567']}, {'raw_affiliation_string': "Laboratoire pour l'Utilization du Rayonnement Electromagnétique (LURE), Centre Universitaire Paris-Sud, B.P. 34", 'institution_ids': ['https://openalex.org/I4210159650']}, {'raw_affiliation_string': 'F-91898 Orsay Cedex, France', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5051304698', 'display_name': 'C. B. Osmond', 'orcid': 'https://orcid.org/0000-0002-3569-7763'}, 'institutions': [{'id': 'https://openalex.org/I118347636', 'display_name': 'Australian National University', 'ror': 'https://ror.org/019wvm592', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I118347636']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'Charles Barry Osmond', 'raw_affiliation_strings': ['Research School of Biological Sciences, Institute of Advanced Studies, Australian National University, Box 475, Canberra, ACT 2601, Australia'], 'affiliations': [{'raw_affiliation_string': 'Research School of Biological Sciences, Institute of Advanced Studies, Australian National University, Box 475, Canberra, ACT 2601, Australia', 'institution_ids': ['https://openalex.org/I118347636']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5102978488', 'display_name': 'H. Medrano', 'orcid': 'https://orcid.org/0000-0002-6742-5746'}, 'institutions': [{'id': 'https://openalex.org/I50441567', 'display_name': 'Universitat de les Illes Balears', 'ror': 'https://ror.org/03e10x626', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I50441567']}], 'countries': ['ES'], 'is_corresponding': False, 'raw_author_name': 'Hipólito Medrano', 'raw_affiliation_strings': ["Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain"], 'affiliations': [{'raw_affiliation_string': "Laboratori de Fisiologia Vegetal, Departament de Biologia, Universitat de les Illes Balears-Institut Mediterrani d'Estudis Avançats (UIB-CSIC). Carretera de Valldemossa Km. 7.5, E-07071 Palma de Mallorca. Balears, Spain", 'institution_ids': ['https://openalex.org/I50441567']}]}], 'institution_assertions': [], 'countries_distinct_count': 3, 'institutions_distinct_count': 3, 'corresponding_author_ids': ['https://openalex.org/A5012286871'], 'corresponding_institution_ids': ['https://openalex.org/I50441567', 'https://openalex.org/I4210159650'], 'apc_list': {'value': 3760, 'currency': 'USD', 'value_usd': 3760, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 4.628, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 310, 'citation_normalized_percentile': {'value': 0.95207, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '114', 'issue': '2', 'first_page': '231', 'last_page': '240'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10266', 'display_name': 'Global Forest Drought Response and Climate Change', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2306', 'display_name': 'Global and Planetary Change'}, '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/T10266', 'display_name': 'Global Forest Drought Response and Climate Change', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2306', 'display_name': 'Global and Planetary Change'}, '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/T11760', 'display_name': 'Impacts of Elevated CO2 and Ozone on Plant Physiology', 'score': 0.999, '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/T11796', 'display_name': 'Genetic and Environmental Factors in Grapevine Cultivation', 'score': 0.9942, '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/stomatal-conductance', 'display_name': 'Stomatal conductance', 'score': 0.8169333}, {'id': 'https://openalex.org/keywords/nitrogen-assimilation', 'display_name': 'Nitrogen Assimilation', 'score': 0.503208}, {'id': 'https://openalex.org/keywords/water-stress', 'display_name': 'Water stress', 'score': 0.5027721}], 'concepts': [{'id': 'https://openalex.org/C2781045423', 'wikidata': 'https://www.wikidata.org/wiki/Q7618701', 'display_name': 'Stomatal conductance', 'level': 3, 'score': 0.8169333}, {'id': 'https://openalex.org/C24630173', 'wikidata': 'https://www.wikidata.org/wiki/Q1075297', 'display_name': 'Chlorophyll fluorescence', 'level': 3, 'score': 0.78954244}, {'id': 'https://openalex.org/C183688256', 'wikidata': 'https://www.wikidata.org/wiki/Q11982', 'display_name': 'Photosynthesis', 'level': 2, 'score': 0.5945795}, {'id': 'https://openalex.org/C121932024', 'wikidata': 'https://www.wikidata.org/wiki/Q5159376', 'display_name': 'Conductance', 'level': 2, 'score': 0.5870942}, {'id': 'https://openalex.org/C2992143071', 'wikidata': 'https://www.wikidata.org/wiki/Q30046', 'display_name': 'Vitis vinifera', 'level': 2, 'score': 0.58548796}, {'id': 'https://openalex.org/C46423501', 'wikidata': 'https://www.wikidata.org/wiki/Q830654', 'display_name': 'Irradiance', 'level': 2, 'score': 0.5709739}, {'id': 'https://openalex.org/C91881484', 'wikidata': 'https://www.wikidata.org/wiki/Q191807', 'display_name': 'Fluorescence', 'level': 2, 'score': 0.556377}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.5308985}, {'id': 'https://openalex.org/C2983671280', 'wikidata': 'https://www.wikidata.org/wiki/Q5376358', 'display_name': 'Water stress', 'level': 2, 'score': 0.5027721}, {'id': 'https://openalex.org/C121745418', 'wikidata': 'https://www.wikidata.org/wiki/Q585536', 'display_name': 'Quenching (fluorescence)', 'level': 3, 'score': 0.48887962}, {'id': 'https://openalex.org/C2776373379', 'wikidata': 'https://www.wikidata.org/wiki/Q43177', 'display_name': 'Chlorophyll', 'level': 2, 'score': 0.46289933}, {'id': 'https://openalex.org/C2778902199', 'wikidata': 'https://www.wikidata.org/wiki/Q133878', 'display_name': 'Chlorophyll a', 'level': 2, 'score': 0.45056596}, {'id': 'https://openalex.org/C24840226', 'wikidata': 'https://www.wikidata.org/wiki/Q211016', 'display_name': 'Electron transport chain', 'level': 2, 'score': 0.41225907}, {'id': 'https://openalex.org/C59822182', 'wikidata': 'https://www.wikidata.org/wiki/Q441', 'display_name': 'Botany', 'level': 1, 'score': 0.40015018}, {'id': 'https://openalex.org/C113196181', 'wikidata': 'https://www.wikidata.org/wiki/Q485223', 'display_name': 'Analytical Chemistry (journal)', 'level': 2, 'score': 0.3581643}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.3567891}, {'id': 'https://openalex.org/C107872376', 'wikidata': 'https://www.wikidata.org/wiki/Q321355', 'display_name': 'Environmental chemistry', 'level': 1, 'score': 0.24923557}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.13839498}, {'id': 'https://openalex.org/C120665830', 'wikidata': 'https://www.wikidata.org/wiki/Q14620', 'display_name': 'Optics', 'level': 1, 'score': 0.089464575}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.07929534}, {'id': 'https://openalex.org/C26873012', 'wikidata': 'https://www.wikidata.org/wiki/Q214781', 'display_name': 'Condensed matter physics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1034/j.1399-3054.2002.1140209.x', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S185046733', 'display_name': 'Physiologia Plantarum', 'issn_l': '0031-9317', 'issn': ['0031-9317', '1399-3054'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, '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': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/11903970', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.86, 'id': 'https://metadata.un.org/sdg/6', 'display_name': 'Clean water and sanitation'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 42, 'referenced_works': ['https://openalex.org/W11801912', 'https://openalex.org/W136695422', 'https://openalex.org/W1502696055', 'https://openalex.org/W1644720407', 'https://openalex.org/W1966983689', 'https://openalex.org/W1968654522', 'https://openalex.org/W1974772335', 'https://openalex.org/W1975892234', 'https://openalex.org/W1986802129', 'https://openalex.org/W1996379195', 'https://openalex.org/W1997550619', 'https://openalex.org/W2000281975', 'https://openalex.org/W2002190523', 'https://openalex.org/W2003296251', 'https://openalex.org/W2005675588', 'https://openalex.org/W2049469558', 'https://openalex.org/W2049803289', 'https://openalex.org/W2055175111', 'https://openalex.org/W2055895117', 'https://openalex.org/W2061439337', 'https://openalex.org/W2062631425', 'https://openalex.org/W2072192153', 'https://openalex.org/W2074638726', 'https://openalex.org/W2084906921', 'https://openalex.org/W2085105108', 'https://openalex.org/W2086285672', 'https://openalex.org/W2098655425', 'https://openalex.org/W2101651903', 'https://openalex.org/W2104237015', 'https://openalex.org/W2115663229', 'https://openalex.org/W2136951506', 'https://openalex.org/W2147766323', 'https://openalex.org/W2155622483', 'https://openalex.org/W2156312783', 'https://openalex.org/W2157905269', 'https://openalex.org/W2161251566', 'https://openalex.org/W2314900774', 'https://openalex.org/W2462505763', 'https://openalex.org/W2740095410', 'https://openalex.org/W313942924', 'https://openalex.org/W4236194035', 'https://openalex.org/W4238252044'], 'related_works': ['https://openalex.org/W3081957252', 'https://openalex.org/W2591266478', 'https://openalex.org/W2525782709', 'https://openalex.org/W2393813385', 'https://openalex.org/W2393561342', 'https://openalex.org/W2353073934', 'https://openalex.org/W2080051157', 'https://openalex.org/W2044559704', 'https://openalex.org/W2010517330', 'https://openalex.org/W1983229798'], 'abstract_inverted_index': {'Water': [0], 'stress': [1], 'experiments': [2], 'were': [3], 'performed': [4], 'with': [5, 26, 52, 66, 72, 80, 89, 102, 108], 'grapevines': [6], '(': [7], 'Vitis': [8], 'vinifera': [9], 'L.)': [10], 'and': [11, 25, 79, 125], 'other': [12], 'C': [13], '3': [14], 'plants': [15, 21], 'in': [16, 19, 22, 33, 70], 'the': [17, 23, 36, 60, 119], 'field,': [18], 'potted': [20], 'laboratory,': [24], 'detached': [27], 'leaves.': [28], 'It': [29], 'was': [30, 63, 87], 'found': [31], 'that,': [32], 'all': [34], 'cases,': [35], 'ratio': [37, 61, 99], 'of': [38, 93, 122], 'steady': [39], 'state': [40], 'chlorophyll': [41], 'fluorescence': [42, 48], '(Fs)': [43], 'normalized': [44], 'to': [45, 131], 'dark‐adapted': [46], 'intrinsic': [47], '(Fo)': [49], 'inversely': [50], 'correlated': [51, 65], 'non‐photochemical': [53], 'quenching': [54], '(NPQ).': [55], 'Also,': [56], 'at': [57], 'high': [58], 'irradiance,': [59], 'Fs/Fo': [62], 'positively': [64], 'CO': [67], '2': [68], 'assimilation': [69], 'air,': [71], 'electron': [73], 'transport': [74], 'rate': [75], 'calculated': [76], 'from': [77], 'fluorescence,': [78], 'stomatal': [81], 'conductance,': [82], 'but': [83], 'no': [84], 'clear': [85], 'correlation': [86], 'observed': [88], 'qP.': [90], 'The': [91, 98], 'significance': [92], 'these': [94], 'relationships': [95], 'is': [96], 'discussed.': [97], 'Fs/Fo,': [100], 'measured': [101], 'a': [103, 109, 115, 128], 'portable': [104], 'instrument': [105], '(PAM‐2000)': [106], 'or': [107], 'remote': [110], 'sensing': [111], 'FIPAM': [112], 'system,': [113], 'provides': [114], 'good': [116], 'method': [117], 'for': [118], 'early': [120], 'detection': [121], 'water': [123], 'stress,': [124], 'may': [126], 'become': [127], 'useful': [129], 'guide': [130], 'irrigation': [132], 'requirements.': [133]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2163004831', 'counts_by_year': [{'year': 2024, 'cited_by_count': 10}, {'year': 2023, 'cited_by_count': 15}, {'year': 2022, 'cited_by_count': 21}, {'year': 2021, 'cited_by_count': 23}, {'year': 2020, 'cited_by_count': 21}, {'year': 2019, 'cited_by_count': 19}, {'year': 2018, 'cited_by_count': 21}, {'year': 2017, 'cited_by_count': 20}, {'year': 2016, 'cited_by_count': 19}, {'year': 2015, 'cited_by_count': 23}, {'year': 2014, 'cited_by_count': 11}, {'year': 2013, 'cited_by_count': 16}, {'year': 2012, 'cited_by_count': 19}], 'updated_date': '2024-09-19T20:01:06.287821', 'created_date': '2016-06-24'}