the grain aphid, sitobion avenae (hemiptera: aphididae) is one of the injuriously important pests of wheat and praon volucre (hymenoptera: braconidae) is one of its major parasitoids in iran. in this research, thermal requirements of the grain aphid and its parasitoid were evaluated at six constant temperatures (10, 15, 20, 25, 27.5 and 30 °c), 60 ± 5 % relative humidity and a photoperiodicity ...

how to cite this article: yaghini o, kelishadi r, keikha m, niknam n, sadeghi s, najafpour e, ghazavi mr. prevalence of developmental delay in apparently normal preschool children in isfahan, central iran. iran j child neurol. summer 2015;9(3):17-23. abstract objective developmental delay screening is essential in pediatric medicine. the purpose of this study was to estimate the developmental d...

the beet armyworm, spodoptera exigua, is one of the most important pests of sugar beet in iran. the aim of this study was to determine the effect of water and nitrogen treatments of sugar beet planton developmental time and fecundity life table parameters of the pest. an experiment was carried out under laboratory conditions (25±2oc, 70±5% r.h. and 12l: 12d) on larvae reared on sugar beet leave...

objectives: there are various developmental screening tools that are different in terms of psychometric characteristics and choosing the best one is challenging for the pediatrician. this research was designed to identify the validity and reliability of parents evaluation of developmental status, a developmental screening questionnaire, in 4-60 months-old children in the city of tehran. methods...