نتایج جستجو برای: neka
تعداد نتایج: 175 فیلتر نتایج به سال:
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...
Siliciclastic sediments of the Cheleken Series (Lower to Middle Pliocene) are exposed along the northern flank of Elburz Mountain Range. The goal of this study is to identify the clay mineral type in these siliciclastic sediments in Mazandaran and Golestan regions, because this can help in the prediction of drilling mud type that can be used. 23 samples have been collected from Neka, south of G...
The research design of elimination trail has performed in the form of randomized completely blocks design with 3 replications and 8 treatments ( species of needleleaves) in Kohsarkande forests of Neka, Mazandaran(North of Iran). For investigation of the plant biodiversity the treatments of needleleaves in this elimination trail, the aforestation of hard woods(Maple) and the bare area were sel...
In order to evaluate the capability of ETM+ remotely- sensed data to provide "Forest- shrub land- Rangeland" cover type map in areas near the timberline of northern forests of Iran, the data was analyzed in a portion of nearly 790 ha located in Neka- Zalemroud region. First, ortho-rectification process was implemented to correct the geometric errors of the image, which yielded 0/68 and 0/69 pix...
Background and purpose: Ïnfertility means, couple not having a child for a year after married life, is one of the most important socio-health problems of different societies. Â lot of variations in it’s prevalence rate has been reported some reports state that the prevalence rate is 0.5% to more than 3%. Therefore, since the determination of infertility rate is important in futhur plann...
The purpose of this study was to investigate the relationship between spiritual leadership school managers and educational performance with the mediating role of organizational optimism in elementary school teachers. The research applied in terms of purpose and method was descriptive, correlational one. The statistical population of the study included all elementary school teachers in neka in t...
rice is the world's most important food crop. to decrease the damage of rice pests, development of insect pest management strategies in rice is necessary. biennial results for determination of a suitable method to control striped stem borer in rice showed that integration of two methods of control (biological and mechanical) is a feasible effort to reduce stem borer infestation. to assure...
fifteen microsatellite markers were employed to evaluate genetic relationships among different iranian species of crocus spp. (c. sativus, c. haussknechtii, c. cancellatus, c. speciosus, and c. caspius) from ten geographical regions (ghaen, gonabad, estahban, ferdows, veresk, reno, ali abad, kali abad, neka, and eslam abad). of these, 12 primers revealed polymorphism among crocus spp. average p...
Abstract Background and purpose:Vector-borne diseases such as Malaria and Leishmaniasis are still a public health problem in Iran. One of the effective ways to prevent of these diseases is to improve the vector control program. We carried out this study for assessment managers of school knowledge, attitude and practice regarding vector control programs. Materials and Methods:A cross-sectional s...
Background & Purpose: One of the most important united nation Millennium Development Goals is to control Tuberculosis (TB). This study aimed to identify the high-risk areas of TB and other related factors of it in an epidemiological study. Materials & Methods: In this retrospective study, the records of 1566 TB infected patients in healthcare centers of 17 cities of Mazandaran University of ...
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