نتایج جستجو برای: age and growth
تعداد نتایج: 16979987 فیلتر نتایج به سال:
Age and growth of Sind sardine (Sardinella sindensis) using otolith from Qeshm Island (Persian Gulf)
This is the first study of growth and age of Sardinella sindensis from coastal waters of Qeshm Island (Persian Gulf) based on the sectioned otolith reading method. In total, 128 fishes were collected randomly from purse seine commercial nets during March 2011 to February 2012. The annual formation of the growth rings were determined by counting the opaque and translucent zones occurrence at the...
Age and growth of Sind sardine (Sardinella sindensis) using otolith from Qeshm Island (Persian Gulf)
This is the first study of growth and age of Sardinella sindensis from coastal waters of Qeshm Island (Persian Gulf) based on the sectioned otolith reading method. In total, 128 fishes were collected randomly from purse seine commercial nets during March 2011 to February 2012. The annual formation of the growth rings were determined by counting the opaque and translucent zones occurrence at the...
The purpose of this research was to study the age of onset of puberty and its procedure among the male students aging from 7 to 14 years old in the town of Hamadan during the spring of 1995. The method was cross-sectional and non-interventional and was performed by examining 600 students. The criteria of the puberty were the growth of genitalia and public hair. Regarding the statisti...
Introduction: The efficacy of Growth Monitoring and Promotion (GMP) program depends on active participation. However, its low acceptance by mothers is believed to reduce their participation in the program. Objective: This study aims to assess maternal beliefs and knowledge about GMP and examine its association with the child growth parameters. Materials and Methods: This cross-sectional study...
BACKGROUND In many cultures, simple herbal infusions, thin gruels, or sweetened water (agüitas in Guatemalan parlance) are given to infants and toddlers. Formative research has shown that the use of agüitas in early child feeding is deeply embedded in Guatemalan culture. OBJECTIVE We examined the prevalence and timing of the introduction of agüitas during early life in a low-income population...
NUPTIALITY plays a significant role in determining the level of fertility and growth rate in a population. The experience of several less developed countries where population growth rates have recently lowered has well demonstrated this effect. An upward shift in nuptiality behaviour has played a crucial role in affecting these changes. In societies where reproduction is primarily confined with...
OBJECTIVE The purpose of this investigation was to study the relationship between vertical skeletal growth pattern and dental maturation in children with long or short anterior facial height. MATERIALS AND METHODS The sample consisted of the records of 312 Dutch children (153 boys and 159 girls, aged 9-12.9 years, with a mean chronological age of 11.3 years). The subjects were selected accord...
in order to investigate the growth curve of broiler chickens at line level, respectively 154 and 144 birds from two paternal lines a and b of a commercial broiler line were used. line a were selected several generations for low feed conversion rate and line b were selected several generation for high body weight. body weight was measured at 1, 4, 7, 10, 14, 17, 21, 28, 35, 42, 49 and 54 days of...
according to concern the role of population on growth of economic, in this study proceeds the study of age structure population on growth of iran’s economic. to achieve the experimental results, period of 1966-2009 is selected and used of auto regressive distributed lag method to achieve the experimental results. independent variables include the per capita income, population growth rates of 64...
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