نتایج جستجو برای: flock level risk factors
تعداد نتایج: 2641362 فیلتر نتایج به سال:
In this paper, we present a flocking model where agents are equipped with navigational and obstacle avoidance capabilities that conform to user defined paths and formation shape requirements. In particular, we adopt an agent-based paradigm to achieve flexible formation handling at both the individual and flock level. The proposed model is studied under three different scenarios where flexible f...
abstract: country’s fiber optic network, as one of the most important communication infrastructures, is of high importance; therefore, ensuring security of the network and its data is essential. no remarkable research has been done on assessing security of the country’s fiber optic network. besides, according to an official statistics released by ertebatat zirsakht company, unwanted disconnec...
one of the traits of the greatest financial impact on sheep production is the number of lambs weaned per ewe with fecb considered as the most well known major gene concerned with this trait. in order to conduct a marker assisted introgression (mai) program the presence of fecb responsible mutation in afshari sheep breeding flock was surveyed. direct test to detect fecbb allele was conducted on ...
prostate cancer is a major cause of morbidity and mortality in iran, yet there are few studies examining risk factors specific to the iranian context. we conducted a case-control study to explore risk factors for prostate cancer in mazandaran, iran from 2005 to 2008. the cases were 137 men with clinicopathologically confirmed prostate cancer. controls were 137 neighborhood and age match men wit...
the incidence of brain neoplasm has been progressively increasing in recent years in the industrialized countries. one of the reasons for this increased incidence could be better access to health care and improved diagnosis in the industrialized countries. it also appears that caucasians have a higher incidence than blacks or hispanics or asians. a number of risk factors have been identified an...
Introduction: Extensive human and economic losses due to the fire accidents shows the necessity of scientifically dealing with major industrial fires, , investing in the development of fire protection technologies and determination of the most effective techniques to limit damages. This study is conducted to evaluate the effect of active and passive protection methods on reducing the level of f...
This study approaches the interrelation patterns between composition of milk and whey, curd yield, chromaticity, syneresis, technological quality Manchega sheep using multivariate factor analysis. In addition, effect main husbandry components (flock, prolificacy, season year, stage lactation, parity) on common latent factors that define pattern variation was assessed. For this purpose, 1,200 in...
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