نتایج جستجو برای: average daily temperature
تعداد نتایج: 976028 فیلتر نتایج به سال:
The objective of the present study was to evaluate the effects of inbreeding on average daily gains and Kleiber ratios in Moghani sheep. Traits included average daily gain from birth to 3 months (ADG1), average daily gain from birth to 6 months (ADG2), average daily gain from 3 months to 6 months (ADG3), average daily gain from 3 months to 9 months (ADG4), average daily gain from 3 months to ye...
The thermal needs of early weaned pigs were examined by placing pigs that were weaned from 13 to 16 days in indirect calorimeters and exposing them to four different temperature regimes. Pigs, in groups of ten (3 ft. 2 /pig), were weaned into four chambers at 88, 84, 80, and 76 o F and the temperature decreased by 2 o F per week for three weeks post-weaning. The feed efficiency and average dail...
We develop a statistical model using extreme value theory to estimate the 2000-2050 changes in ozone episodes across the United States. We model the relationships between daily maximum temperature (Tmax) and maximum daily 8-hour average (MDA8) ozone in May-September over 2003-2012 using a Point Process (PP) model. At ~20% of the sites, a marked decrease in the ozone-temperature slope occurs at ...
One of two topics explored is the limitations of the daily average in summarizing pollutant hourly profiles. The daily average of hourly measurements of air pollutant constituents provides continuity with previous studies using monitoring technology that only provided the daily average. However, other summary statistics are needed that make better use of all available information in 24-hr profi...
predicting dryland wheat yield from meteorological data using expert system, khorasan province, iran
khorasan province is one of the most important provinces of iran, especially as regards agricultural products. the prediction of crop yield with available data has important effects on socio-economic and political decisions at the regional scale. this study shows the ability of artificial neural network (ann) technology and adaptive neuro-fuzzy inference systems (anfis) for the prediction o...
No previous study exists in China examining the impact of extreme temperature on morbidity outcomes. In this study, we investigated the impact of heat waves and cold spells on hospital admission in Shanghai, China. Daily hospital admission data between January 1, 2005 and December 31, 2008 were collected from the Shanghai Health Insurance Bureau. The heat wave was defined as a period of at leas...
BACKGROUND There is limited evidence for the impacts of meteorological changes on asthma hospital admissions in adults in Shanghai, China. OBJECTIVES To quantitatively evaluate the short-term effects of daily mean temperature on asthma hospital admissions. METHODS Daily hospital admissions for asthma and daily mean temperatures between January 2005 and December 2012 were analyzed. After con...
one of the methods of understanding and evaluating the irrigation management is to measure soil moisture, plant indices and vegetation temperature. the present study aims to introduce a traditional pattern of irrigation management (continuous water rotation in an irrigation zone) in the pistachio gardens of ardakan, and evaluate its strengths and weaknesses. a tdr device was used in a one-month...
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