نتایج جستجو برای: two provinces mazandaran and golestan

تعداد نتایج: 17030293  

استاجی, حمید, مازندرانی, ابراهیم, نمرودی, سمیه,

Background and Objectives: Salmonella spp. are one of the most important zoonotic agents with a worldwide distribution. Asymptomatic cats which may excrete Salmonella. spp for weeks can play important role in environmental contamination. The aim of this study was to access the role of rural cats in dissemination of Salmonella. spp. Methods: Salmonella excretion was evaluated in 170 samples (...

The purpose of this paper is to study the relationship between organizational learning and readiness for change in the staff of Physical Education departments of Guilan, Mazandaran and Golestan provinces. Number of 161 employees from all employees of Physical Education Offices of Golestan, Mazandaran and Guilan province were considered as the sample (all numbers). Research tools were two questi...

Journal: :The Korean journal of parasitology 2007
Sadegh Rahbari Sedigheh Nabian Parviz Shayan Hamid Reza Haddadzadeh

The geographical distribution and ecological preferences of Haemaphysalis in domestic animals in Iran were studied 4 times a year from April 2003 to March 2005. A total of 1,622 ixodid tick specimens were collected from 3 different zones. Among them, 108 (6.7%) Haemaphysalis ticks, consisting of 6 species, were identified; H. punctata (3.4%), H. parva (0.5%), H. sulcata (0.6%), H. choldokovskyi...

Journal: :گیاه پزشکی 0

rhizoctonia zeae causes root rot and sheath blight on corn (zea mays) and several other gramineous plants. in order to determine the genetic diversity of the r. zeae population in mazandaran and golestan provinces, samples were collected from cultivatd soils of both provinces in 2011 and 2012.the identity of isolates as r. zeae were verified by amplification and sequencing of the 18s and 28s rd...

Journal: :mycologia iranica 0
a. alizadeh department of plant protection, college of agriculture and natural resources, university of tehran, karaj m. javan-nikkhah department of plant protection, college of agriculture and natural resources, university of tehran, karaj, iran r. zare department of botany, iranian research institute of plant protection, agricultural research, education and extension organization (areeo), tehran, iran kh. b. fotouhifar department of plant protection, college of agriculture and natural resources, university of tehran, karaj, iran u. damm senckenberg museum of natural history görlitz, germany e. h. stukenbrock environmental genomics, botanical institute, christian-albrechts university of kiel

sixteen isolates of colletotrichum were collected from leaves with anthracnose symptoms or leaf spots of twelve wild, cultivated and ornamental plant species from the guilan, mazandaran, and golestan provinces in northern iran. five different species, including c. aenigma, c. gigasporum, c. godetiae, c. karstii, and c. musae were identified based on the dna sequence data (tub2, gs, gapdh). four...

کی پور, ابوالفضل, میرآبادی, علی زمان , نجفی زرینی, حمید ,

Leptosphaeria maculans causes blackleg disease on Brassica oilseedcrops, which globally is one of the great threats for oilseed production. In order to determine virulence types of this fungi, several isolates were collected from canola fields in Mazandaran and Golestan provinces, Totally 12 isolates were selected and tested by three standard (definitional) cultivars including Westar, Quinta an...

Journal: :journal of pharmaceutical and health sciences 0

hazelnut (corylus avellna l.) is one of the important nut crops in world. the harvesting ofhazelnuts is done either by hand or by manual or mechanical raking of fallen nuts in iran.common hazel is widely cultivated for its nuts, including in commercial orchards in europe,turkey, and iran. there are some genotypes of hazelnut in iran that their growing areas arelimited to gillan, aredbil, mazand...

ژورنال: علوم زراعی ایران 2021

 For sustainable rice production in Iran the optimum use of production resources and the reduction of production costs are the two important issues. In this situation, water availability is a major limiting factor in sustainable rice production. Hence, changing of rice production system from lowland irrigated to aerobic production system, which is based on dry-seed sowing in non-puddled and non...

Journal: رستنیها 2009
H. KARIM-MOJENI KH.B. FOTOUHIFAR M. FARZANEH, M. JAVAN-NIKKHAH

Twenty fungal isolates associated with leaf spots of nutsedge plants (Cyperus spp.) from north of Iran (Guilan, Mazandaran, Zanjan and Golestan Provinces) are examined. According to the results of the morphological studies of grown fungi on culture media, Curvularia clavata, Curvularia lunata var. aeria, Dactylaria higginsii, and Myrothecium brachysporum are new taxa for Iran mycoflora and repo...

Journal: Mycologia Iranica 2015

Sixteen isolates of Colletotrichum were collected from leaves with anthracnose symptoms or leaf spots of twelve wild, cultivated and ornamental plant species from the Guilan, Mazandaran, and Golestan provinces in Northern Iran. Five different species, including C. aenigma, C. gigasporum, C. godetiae, C. karstii, and C. musae were identified based on the DNA sequence data (TUB2, GS, GAPDH). Four...

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