Showing 2,001 - 2,020 results of 2,216 for search '"1980s"', query time: 0.05s Refine Results
  1. 2001

    Sensitivity assessment and simulation of ecosystem services in response to land use change in arid regions: Empirical evidence from Xinjiang, China by Xiaoyun Li, Chunsheng Wu

    Published 2025-02-01
    “…The main results are obtained as follows: (1) During 1980 and 2020, construction land and cultivated land expanded by 115.66% and 47.18%, respectively, primarily owing to intensive socio-economic activities. …”
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  2. 2002

    ¿Por qué los países latinoamericanos sufren un estancamiento económico de largo plazo? Un estudio a partir de los casos de Argentina, Brasil y México by Pierre Salama

    Published 2020-01-01
    “…Su originalidad radica en que no sólo pone en relieve el papel de las desigualdades en materia de ingresos y riqueza, o el papel de los procesos de desindustrialización, sino también las causas de la volatilidad económica y sus consecuencias para la baja tasa media de crecimiento per cápita, que es particularmente pronunciada en algunos países.Contrarias a una idea relativamente compartida, estas economías han sido poco o nada emergentes a partir de los años 1980-1990, a excepción, tal vez, de los años 2000 a 2012, más o menos. …”
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  3. 2003

    Influence of DPYD Genetic Polymorphisms on 5-Fluorouracil Toxicities in Patients with Colorectal Cancer: A Meta-Analysis by Qiang Li, Ying Liu, Hong-Mei Zhang, Yin-Peng Huang, Tian-Yi Wang, Dong-Sheng Li, Hong-Zhi Sun

    Published 2014-01-01
    “…The MEDLINE (1966∼2013), the Cochrane Library Database (Issue 12, 2013), EMBASE (1980∼2013), CINAHL (1982∼2013), Web of Science (1945∼2013), and the Chinese Biomedical Database (CBM) (1982∼2013) were searched without language restrictions. …”
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  4. 2004

    The Collection of Rhizosphere Microorganisms: its importance for the study of associative plant-bacterium interactions by O. V. Turkovskaya, S. N. Golubev

    Published 2020-05-01
    “…Scientific expeditions across the Saratov region undertaken by IBPPM microbiologists in the early 1980s formed the basis for the unique collection of members of this bacterial taxon. …”
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  5. 2005

    Hemoglobin A1c to Detect Prediabetes or Type 2 Diabetes Mellitus in a Rural Population of Wardha District in India by Shilpa Gaidhane, Ranjit Sah, Quazi Syed Zahiruddin, Nazli Khatib, Shital Telrandhe, Sonali Choudhari, Abhay Gaidhane

    Published 2024-04-01
    “…Abstract Background: Global diabetes prevalence has doubled since 1980; India has the second-largest diabetic population. …”
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  6. 2006

    Türkiye’de Öğretmen Yetiştirmenin Genel Kültür Meselesi by Mustafa Sağdıç

    Published 2020-02-01
    “…Araştırmanın temel veri kaynağı 1980 sonrası Yükseköğretim Kurulu tarafından geliştirilen eğitim fakülteleri lisans programları ve ders içerikleridir. …”
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  7. 2007

    تغییرپذیری روند عمق برف در پهنه شمالی ایران مبتنی بر پایگاه داده ECMWF نسخه ERA Interim by حبییه نقی زاده, علی اکبر رسولی, بهروز ساری صراف, سعید جهانبخش, ایمان بابائیان

    Published 2019-06-01
    “…در این پژوهش با هدف ارزیابی تغییرات روند عمق برف از دو روش ناپارامتریک Mann–Kendall و Sen's Slope در پهنه شمالی ایران طی دوره آماری 2015-1980 مبتنی بر داده­های شبکه‌ای پایگاه ECMWF نسخه ERA Interim با تفکیک مکانی 125/0×125/0 درجه قوسی استفاده شد. …”
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  8. 2008

    Alzheimer’s Disease and Cardiovascular Disease: A Particular Association by Giacomo Tini, Riccardo Scagliola, Fiammetta Monacelli, Giovanni La Malfa, Italo Porto, Claudio Brunelli, Gian Marco Rosa

    Published 2020-01-01
    “…This review is based on the material obtained via MEDLINE (PubMed), EMBASE, and Clinical Trials databases, from January 1980 until May 2019. The search term used was “Alzheimer’s disease,” combined with “cardiovascular disease,” “hypertension,” “dyslipidaemia,” “diabetes mellitus,” “atrial fibrillation,” “coronary artery disease,” “heart valve disease,” and “heart failure.” …”
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  9. 2009

    Helicopter EMS Transport Outcomes Literature: Annotated Review of Articles Published 2007–2011 by Brandon S. Brown, Korby A. Pogue, Emily Williams, Jesse Hatfield, Matthew Thomas, Annette Arthur, Stephen H. Thomas

    Published 2012-01-01
    “…As a result of that work, two review articles, one covering HEMS use in nontrauma and the other in trauma, published in 2002 in Prehospital Emergency Care surveyed HEMS outcomes-related literature published between 1980 and mid-2000. The project was extended with two subsequent reviews covering the literature through 2006. …”
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  10. 2010

    A Research Synthesis of Therapeutic Interventions for Whiplash-Associated Disorder: Part 1 – Overview and Summary by Robert W Teasell, J Andrew McClure, David Walton, Jason Pretty, Katherine Salter, Matthew Meyer, Keith Sequeira, Barry Death

    Published 2010-01-01
    “…Multiple databases (including Web of Science, EMBASE and PubMed) were searched to identify all studies published from January 1980 through March 2009 that evaluated the effectiveness of any clearly defined treatment for acute (less than two weeks), subacute (two to 12 weeks) or chronic (longer than 12 weeks) WAD. …”
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  11. 2011

    Modelos de calidad de servicio en el suministro público de agua potable en México by Jorge Silva

    Published 2025-01-01
    “…Se realizaron búsquedas electrónicas a través de Web of Science y Scopus, identificándose artículos publicados entre 1980 y 2022. Luego, los artículos fueron seleccionados por relevancia, aplicabilidad, validez y confiabilidad. …”
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  12. 2012

    The safety and efficacy of cannabinoids for the treatment of mental health and substance use disorders: protocol for a systematic review and meta-analysis by Jack Wilson, Andrew Langcake, Zachary Bryant, Tom P. Freeman, Janni Leung, Gary C. K. Chan, Amir Englund, Myfanwy Graham, Emily Stockings

    Published 2025-01-01
    “…Electronic databases (Ovid MEDLINE, PsychINFO, Cochrane Central Register of Controlled Clinical Trials, Cochrane Database of Systematic Reviews, and Embase) were searched from 1980 to 24 May 2023. The study adheres to the Preferred Reporting Items for Systematic Reviews and Meta-Analysis Guidelines. …”
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  13. 2013
  14. 2014

    Construction of the ecological security pattern of Mu Us sandy land on the basis of the “Source − Resistance − Corridor” theory by Jiamin Li, Li’e Liang, Yan Chao, Xiaohan Wang, Mingming Qiu, Pingping Luo, Yonghua Zhu

    Published 2025-02-01
    “…Taking the ecologically vulnerable Mu Us sandy land (MUS) as a case study, this paper constructs a ESP for the years 1980, 1990, 1995, 2000, 2005, 2010, 2015, and 2020 on the basis of the fundamental theory of “source-resistance-corridor” and with the “point-line-surface” integrated analysis method, and this paper delineates areas with different protection priorities. …”
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  15. 2015
  16. 2016

    Assessing the declining trend in soil erodibility across China: A comparison of conventional and digital K-factor maps by Zhiyuan Tian, Yan Zhao, Longxi Cao, Yuan Zhao, Yin Liang

    Published 2025-03-01
    “…The currently available map of the K-factor for China was generated based on the conventional soil polygon linkage method and soil species survey conducted in the 1980s. For update, an investigation of 4262 samples from the soil series survey in the 2010s and a random forest regression model were used to generate a new K-factor map for China. …”
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  17. 2017

    Nominaciones étnicas, arcaísmo y extranjerización: representaciones de indígenas del norte de Chile en textos escolares (1845-1987) by Javier Mercado Guerra, Sebastián Campos Astorga, Patricio Echiburú Díaz, Valentina Martínez Vigorena, Yuliana Torres Casanova

    Published 2025-01-01
    “…La investigación cubre desde los primeros registros de esta herramienta pedagógica publicados a partir del año 1845, hasta los estertores de la última dictadura militar en Chile hacia fines de la década de 1980. A través de una metodología de análisis documental y hermenéutica, se identifican tres estrategias discursivas de representación. …”
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  18. 2018

    Nutrient Management Programs, Nitrogen Fertilizer Practices, and Groundwater Quality in Nebraska’s Central Platte Valley (U.S.), 1989–1998 by Stan Daberkow, Harold Taylor, Noel Gollehon, Milt Moravek

    Published 2001-01-01
    “…The CPNRD implemented a joint education and regulatory N management program in the mid-1980s to reduce groundwater N. This analysis reports N use and management, yield, and groundwater nitrate trends in the CPNRD for nearly 3000 continuous-corn fields from 1989 to 1998, where producers faced limits on the timing of N fertilizer application but no limits on amounts. …”
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  19. 2019
  20. 2020

    DESESTABILIZACIÓN DE LADERAS Y PELIGRO DE PROCESOS DE REMOCIÓN EN MASA. CASO DE ESTUDIO: FALDEOS DEL CERRO CURRUHUINCA. SAN MARTÍN DE LOS ANDES. NEUQUÉN. by Carla S. Urra Matus, Elsie M. Jurio

    Published 2012-12-01
    “…San Martín de los Andes is not outside of that process from the beginning of the 1980s has experienced a great population growth, due to the arrival of immigrants to the area, which were occupying areas unsuitable for settlement. …”
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