بدائل البحث:
a decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
i decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
a decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
i decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
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1581
Divergent changes of the elevational synchronicity in vegetation spring phenology in North China from 2001 to 2017 in connection with variations in chilling
منشور في 2021"…Mountain ecosystems are sensitive to climate change, and vegetation phenology provides one of the best signals to exemplify ecosystem responses to climate change. …"
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1582
Synthesis and Characterization of Polyaniline, Poly(3-fluoroaniline), and Poly(aniline-co-3-fluoroaniline) Derivatives Obtained by Chemical Oxidative Polymerization Methods
منشور في 2018"…The different polymer derivatives were characterized by proton nuclear magnetic resonance (1H NMR) spectrometry, fourier transform infrared (FTIR) spectroscopy, ultraviolet visible (UV?…"
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1583
Impact of COVID-19 lockdown on smoking (waterpipe and cigarette) and participants' BMI across various sociodemographic groups in Arab countries in the Mediterranean Region
منشور في 2022"…The highest percentages of obesity among smokers before the lockdown were in Oman (33.3%), followed by Bahrain (28.4%) and Qatar (26.4%), whereas, during the lockdown, the percentage of obese smokers was highest in Bahrain (32.1%) followed by Qatar (31.3%) and Oman (25%). According to the logistic regression model, the odds ratio of smoking increased during the pandemic, whereas the odds ratio of TV watching decreased. …"
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1584
Experimental study of exhaust emissions and performance of a dual fuel IDI diesel engine
منشور في 1999"…Methane and, sometime, propane were used as the gaseous fuel while regular diesel fuel was used as the pilot one. The admission of more gaseous fuel with the intake air increased the engine power, thermal efficiency, and NOx emissions while CO and UHC emissions increased up to the flame initiation limit beyond which they decreased sharply. …"
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1585
Remote sensing of desertification and study of temporal variability of aeolian deposits in parts of the Arabian Desert for sustainable development in an arid environment
منشور في 2023"…The changes are studied using FCC images (R:1; G:2; B:3) and hill-shaded images of 2000 and 2021. …"
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1586
Prevalence, Management, and Associated Factors of Obesity, Hypertension, and Diabetes in Tibetan Population Compared with China Overall
منشور في 2022"…The estimate for hypertension (31.4% [27.1–35.7]) exceeded China’s average (27.5%), while diabetes (7.5% [5.2–9.8]) was lower than average (11.9%). …"
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1587
Molecular epidemiology and genotype distribution of Human Papillomavirus (HPV) among Arab women in the state of Qatar
منشور في 2014"…HPV 81, 11 and 16, in decreasing order were the most commonly identified genotypes. …"
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1588
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1589
Phospholipase C zeta profiles are indicative of optimal sperm parameters and fertilisation success in patients undergoing fertility treatment.
منشور في 2020"…Male recruitment criteria required a minimum sperm count of 5 × 10 spermatozoa/mL, while all female patients included in this study yielded at least five oocytes for treatment. …"
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1590
Spatial-temporal pattern of cultivated land productivity based on net primary productivity and analysis of influencing factors in the Songhua River basin
منشور في 2022"…The results showed that: (1) the area of cultivated land in SRB decreased, but NPP of cultivated land area increased, during 2000-2020; (2) spatially, NPP was relatively low in the middle of the basin and gradually increased towards the periphery; (3) The main positive factors were the normalized difference vegetation index (NDVI), slope, precipitation, evapotranspiration, and total nitrogen, while the main negative factors were temperature, Ratio Vegetation Index, and total phosphorus. …"
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1591
Location privacy preservation in secure crowdsourcing-based cooperative spectrum sensing
منشور في 2016"…Spectrum sensing is one of the most essential components of cognitive radio since it detects whether the spectrum is available or not. …"
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1592
Applying value-based strategies to accelerate access to novel cancer medications: guidance from the Oncology Health Economics Expert Panel in Qatar (Q-OHEP)
منشور في 2023"…Methods: The Q-OHEP convened on 30 November 2021 for a 3-hour meeting to discuss cancer management, therapeutics, and health economics in Qatar, focusing on four domains: (1) regulatory, (2) procurement, (3) treatment, and (4) patients. …"
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1593
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1594
Hybrid fuzzy sliding mode for stick-slip suppression in drill string systems
منشور في 2022"…Stick-slip vibration is one of the main factors that contribute greatly to reducing the service life of drill string equipment and decreasing the efficiency of the overall drilling system. …"
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1595
Epidemiology of herpes simplex virus type 2 in sub-Saharan Africa: Systematic review, meta-analyses, and meta-regressions
منشور في 2021"…HSV-2 is the etiological cause of half of genital ulcer disease and nearly all genital herpes cases with limited role for HSV-1. Funding: This work was supported by pilot funding from the Biomedical Research Program at Weill Cornell Medicine in Qatar and by the Qatar National Research Fund [NPRP 9–040–3–008].…"
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1596
Bryophyte cover and richness decline after 18 years of experimental warming in alpine Sweden.
منشور في 2020"…Total bryophyte cover declined in both heath and mesic meadow under experimental long-term warming (by 1.5-3 °C), driven by general declines in many species. …"
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1597
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1598
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1599
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1600