the effects of four corn hybrids, keynes540, keynes410, ksc260 and ksc400, were investigated on life table parameters of the beet armyworm in a growth chamber that was set at 25 ± 1 ºc, 65 ± 5% rh and 16:8 (l: d) photoperiod. the highest survivorship (lx) of adults were 0.77, 0.70, 0.62 and 0.58 on ksc260, keynes410, keynes540 and ksc400, respectively. the highest age-specific fecundity (mx) of...

conclusions the survival rate after in-hospital cpr was very low. the duration of cpr and the time of initiating cpr effects patients’ outcomes. these findings highlight the crucial role of an organized, skilled, well-established and timely cpr team. background despite several studies, there is no agreement on factors that affect survival after in-hospital cardiopulmonary resuscitation (cpr). o...

background: esophageal cancer is one of the prevalent cancers in east azerbaijan province. the aims of this study are to estimate the survival rate of patients with esophageal cancer by treatment modalities and tumor location, as well as risk factors such as cigarette smoking, family history, age at diagnosis, and gender. materials and methods: in a cross-sectional study we evaluated 142 patien...

the main vector of malaria in europe and palearctic region is anopheles maculipennis complex. in order to determine the survival rate of an. maculipennis s.l. this study was carried out in garaboteh (zanjan province, iran) in july 2003. in this study anophelines were sampled for 31 consecutive days from five fixed animal shelters and five light traps. out of 24481 collected an. maculipennis s.l...

predation rate is basic to any investigation of prey-predator interaction and a major component in the selection of predators for biological control. the predation rate of variegated lady beetle, hippodamia variegata (goze), fed on different densities (20, 40, 60, 80 and 100) of third instar nymphs of cotton aphid, aphis gossypii glover, was studied under laboratory conditions (25 ± 1 °c, 65 ± ...

Different kids grow up in different environments. Imagine Kid A: she gets to play and talk with her parents a lot, she has a yummy dinner every night with her family, she gets to travel on airplanes, and she has lots of books in her bedroom. Now imagine Kid B: his parents are really busy, he does not play or talk with grownups very much, he watches TV a lot, he does not get to eat much healthy ...

objective: whilst many questions and doubts still remain, today the use of dental im-plants has gained an increasing popularity amongst patients as well as dentists. the aim of this study is to analyze the survival rate in using such implants over a 10 year period. materials and methods: in this study, 3050 iti implants placed in 1000 patients with the mean age of 49.5 years (54.4% males and 44...

introduction: periodontal diseases are considered as some of the most common reasons of teeth loss, which occur due to the aggregation of microbial plaque and other precipitations on the dental surfaces . in this study, the scaling effect using manual tools, ultrasonic machine and erbium-doped yttrium aluminum garnet (er:yag)laser on the connection of the human gums connective tissue cells on t...

gastric cancer is the most prevalent cancer among men and the third most prevalent cancer among women in iran. its most important reason for death is its belated diagnosis at the advanced stages of the disease. various factors can be effective on the survival of these patients after surgery, which are the major concern in this study.data from 330 patients with gastric cancer who had undergone s...