نتایج جستجو برای: ecological study

تعداد نتایج: 4035071  

Journal: :Botanical Gazette 1915

Journal: :international journal of environmental research 2015
f. perçin-paçal h. balkıs

abstractthe aim of this study was to determine the ecology of the ostracoda species in the sediments collected from the erdek bay and to observe the relationship between ecological parameters with the number of ostracoda species and individual numbers. sediment and water samples have been collected seasonally from 8 stations of the study area from six different depths (0.3; 1; 5; 10; 20; 30 m)....

Journal: :Evidence-Based Dentistry 2006

Journal: :American Journal of Sociology 1937

Journal: :محیط زیست طبیعی 0
جابر شریفی عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی استان اردبیل، دانشجوی دورۀ دکتری موسسۀ تحقیقات گیاه شناسی آکادمی ملی علوم آذربایجان. عادل جلیلی استاد پژوهش موسسۀ تحقیقات جنگل ها و مراتع ایران. شاکر قاسم اف استاد پژوهش موسسۀ گیاه شناسی آکادمی ملی علوم جمهوری آذربایجان علیرضا نقی نژاد دانشیار گروه زیست شناسی، دانشکده علوم پایه، دانشگاه مازندران، بابلسر علی اکبر ایمانی استادیارگروه گشاورزی و گیاهان دارویی دانشگاه اسلامی آزاد اسلامی واحد اردبیل

the current study aims to ordinate ecological groups in the wetlands of northern and eastern slopes of the sabalan mountain and investigate their relationship with environmental variables. the location of wetlands was found using field surveys and satellite images. in total, 32 wetland sites were identified for the sampling purpose. 320 sample plots (relevé) were selected using the systematic-r...

ژورنال: سلامت و محیط زیست 2022

Background and Objective: Soils and sediments contamination with trace and toxic elements lead to potential ecological risk and adverse effects on human health and so have been the cause of increasing concern worldwide. Therefore, this study was carried out to potential ecological risk assessment of As, Cd, Ni and V in surface sediments of Khazar Abad, southern parts of Caspian Sea in 2019. M...

Journal: :caspian journal of environmental sciences 2014
al et r. ostadhashemi

the aim of this study was to develop an optimal sustainable forest plantation based on goal programming and analytic hierarchy process (ahp) methods. this study was carried out in guilan province, north of iran. first of all, the ecological capability of the study area for plantation establishment/maintenance was evaluated based on multi-factor method and specific ecological makhdoum model by m...

To determine if there is a gender difference in the resource consumption activities of students in Central Mindanao University, a Philippine state university, an ecological foot printing study was conducted in August 2014. Consumption data from 380 student respondents were gathered using a survey questionnaire. A web-based software created by the Global Footprint Network was used to convert the...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید