نتایج جستجو برای: precipitation deficit
تعداد نتایج: 122121 فیلتر نتایج به سال:
Water shortage is a major environmental stress that destructively impacts maize production, particularly in arid regions. Therefore, improving irrigation management and increasing productivity per unit of water applied are needed, especially under the rising temperature precipitation fluctuations induced by climate change. Laboratory field trials were carried out present study, which aimed at a...
Dengue is a persistent threat to Brazilians. The twentieth FIFA World Cup will take place in Brazil in June and July this year. This paper warning that Dengue fever could be not a significant problem in competition locations. Temperature is a very strong predictor of suitability for Dengue and it seems evident that relative humidity measurements are less satisfactory in biological (ecological, ...
A 56-year time series of human plague cases (Yersinia pestis) in the western United States was used to explore the effects of climatic patterns on plague levels. We found that the Pacific Decadal Oscillation (PDO), together with previous plague levels and above-normal temperatures, explained much of the plague variability. We propose that the PDO's impact on plague is conveyed via its effect on...
During the scientific researches, and methodological recommendations have been developed for determining irrigation norms of crops years with different water balance deficit availability, including a method assessing zoning territory according to coefficient natural heat moisture supply (moisture index) Mi, calculation models rationing taking into account territorial temporal variability, requi...
Vegetation phenology in temperate grasslands is highly sensitive to climate change. However, it is still unclear how the timing of vegetation phenology events (especially for autumn phenology) is altered in response to climate change across different grassland types. In this study, we investigated variations of the growing season start (SOS) and end (EOS), derived from Moderate Resolution Imagi...
Drought is a complex phenomenon which can be characterised mainly by its severity, duration and areal extent. Among these three dimensions, drought severity is the key factor which can be used for drought analysis. Drought indices are typically used to assess drought severity in a meaningful way. DrinC (Drought Indices Calculator) is a software package which was developed for providing a simple...
Agricultural drought often refers to water deficit in soil caused by a shortage of precipitation during specific period crop growing season, thus leading final production failure. However, content planting may be related the yield crop. Therefore, at could have great impact on determining whether agricultural occurs growth and development. In current study, we used 0–50 cm depth, spring wheat (...
Development of robust reclamation designs would require understanding the relative effects climate change on water budget reclaimed Athabasca oil sands landforms (Alberta, Canada). A surplus is critical to sustain pit lakes and periodically freshen localized surface ponds within closure landscape. In this study, four hypothetical future scenarios were developed from statistically downscaled RCP...
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