نتایج جستجو برای: species composition included 103 species belongingto 64 families that include 77 teleost species from 47 families
تعداد نتایج: 9203300 فیلتر نتایج به سال:
چکیده مورچهها با حمایت از شپشکها در مقابل دشمنان طبیعی، میتوانند برنامههای کنترل بیولوژیک آنها را مختل نمایند. طی سالهای 1389 و 1390 با نمونهبرداری از باغات مرکبات شهرستانهای ساری و بهشهر، فون و فراوانی نسبی مورچههایِ همراه با شپشکها مورد مطالعه قرار گرفت. همچنین، تاثیر تراکمهای مختلف کاست کارگر گونهی santschi lasius turcicus بر میزان تغذیه و فراسنجههای واکنش تابعی حشرات ماده و لا...
Background and Aim: Some medically important species of Muscidae and Fanniidae families are among synanthropic flies and can be seen in human habitats therefore they can be mechanical vectors of different pathogenic microorganisms. Identification and determination of species of these flies is essential for any control program planning. This study was conducted to determine the faunal diversity ...
Volcanic lava cave habitats are extreme environments. We carried out field investigations for five years and reported the results of bryophyte diversity in eight volcanic caves Jingpo Lake World Geopark, where largest underground China preserved. The as follows: (1) A total 230 quadrats were set up, 2041 specimens collected. belong to 272 species 107 genera 47 families, including 26 liverworts ...
tick are considered as the main vector for transmission of various diseases to human being. this study was carried out to investigate the fauna of species belonging to two families of ticks, ixodidae and argasidae in west azerbaijan province, iran. a total number of 62 villages were selected randomly, from the study area 3278 ticks were collected with cluster sampling method, after collection t...
The aim of this research was to identify the plant species, introducing the flora and plant geographical distribution of Islamabad Gharb area, Kermanshah province. This area, with 4654 km2, is located in Kermanshah province. The method of plant collection was field survey which is one of classical methods of floristic studies. The geographical distribution and life form of plant species were de...
this study presents, a comprehensive dataset that documents and provides a new and updated checklist of the freshwater fishes of the poorly known area of iran including makran and mashkid river basins in the east and south eastern iran. the list is based on historical literature records and taxon occurrence data obtained as a result of extensive field expeditions, examination of ichthyological ...
background & aim: in recent years, iran and other countries pay special attention to side effects of chemical plants. this interest in plants and their derivatives leads to business of medicinal plants. in caspian region, in forestry projects there are many plant species with medicinal uses from which the locale indigenous used due to traditional experience without any especial processing i...
Differences between plant biodiversity and grazing pastures grazed under improved management of rangeland habitat is of particular importance. The purpose of this study was to compare semi-steppe rangeland vegetation of Prdanan in the city of Piranshahr in the field under grazed and enclosed sites were considered. Sampled in both grazed and systematic random pastured five 40 meters trans...
plankton and semi-plankton samples collected from twelve floodplain lakes (beels) of majuli river island of the brahmaputra river basin, upper assam reveal rich cladocera assemblage of 48 species belonging to 32 genera and 7 families. this report assumes biodiversity value as ~65.0% and ~37.0% of the species, and ~78.0% and ~72.0 of genera of the taxon known from assam state of northeast india ...
forty eight species of odonata families, including libellulidae (23 species), aeschnidae (7species), gomphidae (5 species), cordulegastridae (1 species) from suborder anisoptera and euphaeidae (1species), calopterygidae (1 species), lestidae (3 species), platycnemididae (1 species) and coenagrionidae (6species) from suborder zygoptera were collected from 46 sampling sites in iran between early ...
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