Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2100804200', 'doi': None, 'title': 'The importance and management of soil organic matter in the tropics.', 'display_name': 'The importance and management of soil organic matter in the tropics.', 'publication_year': 1994, 'publication_date': '1994-01-01', 'ids': {'openalex': 'https://openalex.org/W2100804200', 'mag': '2100804200'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://horizon.documentation.ird.fr/exl-doc/pleins_textes/pleins_textes_7/b_fdi_55-56/010021562.pdf', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], '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/A5041641185', 'display_name': 'Paul L. Woomer', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'P.L. Woomer', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5049150917', 'display_name': 'A. Martin', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'A. Martin', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5036460438', 'display_name': 'Alain Albrecht', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Alain Albrecht', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5006432616', 'display_name': 'D. V. S. Resck', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'D.V.S. Resck', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5072449894', 'display_name': 'H. W. Scharpenseel', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'H.W. Scharpenseel', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 2.032, 'has_fulltext': False, 'cited_by_count': 195, 'citation_normalized_percentile': {'value': 0.96307, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': None, 'issue': None, 'first_page': '47', 'last_page': '80'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10004', 'display_name': 'Soil Carbon Dynamics and Nutrient Cycling in Ecosystems', 'score': 0.9921, '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'}}, 'topics': [{'id': 'https://openalex.org/T10004', 'display_name': 'Soil Carbon Dynamics and Nutrient Cycling in Ecosystems', 'score': 0.9921, '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'}}, {'id': 'https://openalex.org/T12792', 'display_name': 'Effects of Soil Compaction on Crop Production', 'score': 0.9476, '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'}}, {'id': 'https://openalex.org/T12294', 'display_name': 'Management of Soil Fertility and Crop Productivity', 'score': 0.9448, '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/subtropical-soils', 'display_name': 'Subtropical Soils', 'score': 0.584938}, {'id': 'https://openalex.org/keywords/soil-management', 'display_name': 'Soil Management', 'score': 0.578491}, {'id': 'https://openalex.org/keywords/soil-physical-properties', 'display_name': 'Soil Physical Properties', 'score': 0.564953}, {'id': 'https://openalex.org/keywords/soil-quality', 'display_name': 'Soil Quality', 'score': 0.547346}, {'id': 'https://openalex.org/keywords/soil-degradation', 'display_name': 'Soil Degradation', 'score': 0.540422}], 'concepts': [{'id': 'https://openalex.org/C50660011', 'wikidata': 'https://www.wikidata.org/wiki/Q42530', 'display_name': 'Tropics', 'level': 2, 'score': 0.84944344}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.46042654}, {'id': 'https://openalex.org/C54286561', 'wikidata': 'https://www.wikidata.org/wiki/Q397350', 'display_name': 'Agroforestry', 'level': 1, 'score': 0.3840859}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, 'score': 0.10948542}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.09391776}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://horizon.documentation.ird.fr/exl-doc/pleins_textes/pleins_textes_7/b_fdi_55-56/010021562.pdf', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/2', 'display_name': 'Zero hunger', 'score': 0.45}, {'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land', 'score': 0.43}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 32, 'referenced_works': ['https://openalex.org/W1026241338', 'https://openalex.org/W140117153', 'https://openalex.org/W1602166682', 'https://openalex.org/W1632765496', 'https://openalex.org/W164699498', 'https://openalex.org/W1838103945', 'https://openalex.org/W1974269727', 'https://openalex.org/W1983650433', 'https://openalex.org/W1988378414', 'https://openalex.org/W1989073321', 'https://openalex.org/W1995137982', 'https://openalex.org/W2019200990', 'https://openalex.org/W2020453052', 'https://openalex.org/W2021859471', 'https://openalex.org/W2032064466', 'https://openalex.org/W2037340303', 'https://openalex.org/W2037602347', 'https://openalex.org/W2047573204', 'https://openalex.org/W2075586372', 'https://openalex.org/W2079858072', 'https://openalex.org/W2081754712', 'https://openalex.org/W2088192683', 'https://openalex.org/W2090013292', 'https://openalex.org/W2092049898', 'https://openalex.org/W2093550785', 'https://openalex.org/W2094098259', 'https://openalex.org/W2117160001', 'https://openalex.org/W2139405554', 'https://openalex.org/W2142012145', 'https://openalex.org/W2162066644', 'https://openalex.org/W2232656548', 'https://openalex.org/W3214418763'], 'related_works': ['https://openalex.org/W9411391', 'https://openalex.org/W37656720', 'https://openalex.org/W347875641', 'https://openalex.org/W2727623211', 'https://openalex.org/W2331197984', 'https://openalex.org/W2162066644', 'https://openalex.org/W2139405554', 'https://openalex.org/W2099648436', 'https://openalex.org/W2091160252', 'https://openalex.org/W2072627116', 'https://openalex.org/W2067019078', 'https://openalex.org/W2019200990', 'https://openalex.org/W2004631727', 'https://openalex.org/W2004256739', 'https://openalex.org/W1994837379', 'https://openalex.org/W1520812870', 'https://openalex.org/W1512952934', 'https://openalex.org/W1500901628', 'https://openalex.org/W1490388999', 'https://openalex.org/W10742429'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2100804200', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 5}, {'year': 2022, 'cited_by_count': 4}, {'year': 2021, 'cited_by_count': 4}, {'year': 2020, 'cited_by_count': 6}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 8}, {'year': 2017, 'cited_by_count': 6}, {'year': 2016, 'cited_by_count': 5}, {'year': 2015, 'cited_by_count': 6}, {'year': 2014, 'cited_by_count': 6}, {'year': 2013, 'cited_by_count': 12}, {'year': 2012, 'cited_by_count': 12}], 'updated_date': '2024-09-16T05:09:36.985416', 'created_date': '2016-06-24'}