نتایج جستجو برای: sex life table
تعداد نتایج: 1037095 فیلتر نتایج به سال:
We propose a series of methods and models in order to explore the Global Burden of Disease Study and the provided healthy life expectancy (HALE) estimates from the World Health Organization (WHO) based on the mortality μx of a population provided in a classical life table and a mortality diagram. Our estimates are compared with the HALE estimates for the World territories and the WHO regions al...
CONTEXT Public health officials and organizations have disseminated health messages regarding the dangers of obesity, but these have not produced the desired effect. OBJECTIVE To estimate the expected number of years of life lost (YLL) due to overweight and obesity across the life span of an adult. DESIGN, SETTING, AND SUBJECTS Data from the (1) US Life Tables (1999); (2) Third National Hea...
Adaptation to new environmental stress is often associated with an alteration of one or more life history parameters. Insecticide resistant populations of insects often have reduced fitness relative to susceptible populations in insecticide free environments. Our previous work showed that three populations of bed bugs, Cimex lectularius L., evolved significantly increased levels of resistance t...
Fisheries bycatch is a key threat to cetacean species globally. Managing the impact requires an understanding of the conditions under which animals are caught and the sections of the population affected. We used observer data collected on an albacore tuna gillnet fishery in the northeast Atlantic, to assess operational and environmental factors contributing to bycatch of common and striped dolp...
BACKGROUND A significant number of individuals with co-occurring substance abuse and mental health disorders do not engage, stay, and/or complete residential treatment. Although prior research indicates that women and men differ in their substance abuse treatment experiences, our knowledge of individuals with co-occurring substance abuse and mental health disorders as well as those attending pr...
In this study, the population growth parameters of Aphis gossypii Glover (Hemiptera: Aphididae) on five different melons [Cucumis melo Linnaeus (Cucurbitaceae) cultivars (Balin, Ăitirex, 221 F1, Gediz, Yusufbey)], which are commonly grown in Turkey, were investigated laboratory experiments. Life table estimated according to age-stage and two-sex life theory. The results showed that A. develope...
influence of 13 soybean cultivars (356, m4, m7, m9, clark, sahar, jk, bp, williams, l17, zane, gorgan3 and dpx) on the life table parameters of the cotton bollworm, helicoverpa armigera (hã¼bner) was studied at 25 â± 1â°c, relative humidity of 65 â± 5% and a photoperiod of 16: 8 (l: d) h. the survival rate (lx) of individuals developed to adults from the initial cohort on the mentioned cultivar...
the common green lacewing is an important natural enemy used for pest control in greenhouses. it is also very common in many agricultural systems. hence, studying lethal and sublethal effects of insecticides on this predator would be useful. toxicity of endosulfan, imidacloprid and indoxacarb was assessed on 1st instar larvae of chrysoperla carnea (stephens) in laboratory. residual bioassays we...
The force of natural selection to eliminate deleterious genes is attenuated with advancing age, allowing senescence to evolve. This suggests that a distinctly marked end of the reproduction period is likely to be followed by an acceleration of senescence. It is thus expected that menopause should trigger an acceleration of age-related mortality increase in human females. Such an abrupt initiati...
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