نتایج جستجو برای: two level factorial experiment
تعداد نتایج: 3535222 فیلتر نتایج به سال:
A Two-Level Fractional Factorial design was employed to develop and optimize the combination of demographic characteristics that has the greatest effect on the spread of HIV in the South African population. HIV prevalence (dependent variable) was found to be highly sensitive to changes in the mother’s age (15-55years) and level of education (Grades 0-13) (independent variables), using the 2006 ...
Persian sturgeon (Acipenser persicus) is one of the most valuable species of fish native to the Caspian Sea and Iran's waters. This study was designed to estimate heritability of Persian sturgeon eggs. In this study, 3 wild Persian sturgeons caught from the south coast of the Caspian Sea in Guilan and transferred to fish breeding programs in Shahid Beheshti rearing and propagation complex were ...
in order to investigate the effects of substrate and spawn levels on growth and development of florida oyster mushroom an experiment was conducted in 2005 at the laboratory of the department of horticulture, agriculture faculty, shahid chamran university, ahvaz. the design of the experiment was a factorial one of a randomized complete blocks of 3 replications. the two factors of substrate and s...
Two experiments evaluated the relationship of vitamin E (source and level) and vitamin A (level) on the apparent absorption and retention of both vitamins in weaned pigs. Both experiments used a combined total of 460 crossbred pigs ([Yorkshire x Landrace] x Duroc), housed in elevated 1.2- x 1.2-m crates containing five pigs per pen. Experiment 1 was a 2 x 2 x 2 factorial arrangement of treatmen...
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