نتایج جستجو برای: dry spells
تعداد نتایج: 94205 فیلتر نتایج به سال:
Abstract. During dry spells, non-rainfall water (hereafter NRW) mostly formed from dew and fog potentially plays an increasingly important role in temperate grassland ecosystems with ongoing global warming. Dew radiation occur combination during clear calm nights, both use ambient vapor as a source. Research on the combined mechanisms involved NRW inputs to is rare, distillation of soil input p...
BACKGROUND Sickness absence increases with lower socioeconomic status. However, it is not well known how this relation depends on specific aspects of sickness absence or the degree to which socioeconomic differences in sickness absence may be explained by other factors.The purpose of the study was to examine differences in sickness absence among occupational groups in a large general hospital; ...
Abstract This work presents the influence of atmospheric circulation on occurrence dry and wet periods in central Polish region Kujawy. The material which authors relied encompassed monthly totals precipitation obtained from 10 weather stations period 1954–2018. Both have been identified basis values Standardised Precipitation Index (SPI). Additionally, calendar types over Central Poland was us...
A survey (n=276) was carried out to gather information on goat farming systems in three districts in the Southern province of Sri Lanka. The objective was to identify the prospects and constrains to improve the economic productivity of the herds. Goats were ranked highest in population and second in terms of importance to the house hold. Buddhists were dominated in goat rearing while selling of...
The aim of this study was to classify the most frequently observed atmospheric circulation anomaly patterns in eastern Africa and the adjacent Indian Ocean. As an example of the usefulness of such a classification, the second objective was to test whether these patterns account for intraseasonal rainfall anomalies in the region. A partitioning algorithm, known as dynamical cluster analysis, was...
Breath holding spells (BHS) is a type of syncope in children , most commonly encontered in the early years of life. Although these athacks don't damage the brain , if these are frequent or prolonged cause , parents frighten , so physician should intervent. In this study we evaluated clinical efficacy of piracetam on B.H.S of children in Mashhad Ghaem Hospi...
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