نتایج جستجو برای: talesh region

تعداد نتایج: 538060  

Journal: :international journal of agricultural science and research 2012
s. a. noorhosseini m. s. allahyari m. s. sabouri

among the agricultural crops, rice has had the largest share in pesticide use. most of the croplosses are caused by the attack of chilo suppressalis. the purpose of this study was toexamine effective factors on adoption of biological control by farmers in talesh region ofiran. a survey study was conducted using a stratified random sampling to collect data fromfarmers in the selected rural areas...

Journal: :محیط شناسی 0
فیروزه آقا ابراهیمی سامانی دانشجوی دکترای برنامه ریزی محیط زیست دانشکدة محیط زیست، دانشگاه تهران بهرنگ بهرامی دانشجوی دکترای برنامه ریزی محیط زیست دانشکدة محیط زیست، دانشگاه تهران اسماعیل صالحی گروه برنامه ریزی محیط زیست دانشکدة محیط زیست، دانشگاه تهران هما ایرانی بهبهانی دانشیار گروه مهندسی طراحی محیط دانشکدة محیط زیست، دانشگاه تهران رویا ساعتیان دانشجوی کارشناسی ارشد مهندسی طراحی محیط دانشکدة محیط زیست، دانشگاه تهران

variety of iran’s ecological structures has created many cultural landscapes. cultural landscapes, illustrate a combination of man’s persistent life and the art of land modification by means of natural environment and in the form of human settlements in past ages. currently, the human society’s development beside the scientific growth, man’s increasing use of natural resources and negative cons...

Saffron (Crocus sativus L.) is one of the most important economical crops in Iran. The present study was conducted to evaluate the morphological characteristics and yield of saffron corms in six regions of Talesh city, Guilin province (Iran) with different altitudes. The studied regions were considered as treatments and the obtained data were analyzed based on a nested design. The results showe...

M. S. Allahyari M. S. Sabouri S. A. Noorhosseini

Among the agricultural crops, rice has had the largest share in pesticide use. Most of the croplosses are caused by the attack of Chilo suppressalis. The purpose of this study was toexamine effective factors on adoption of biological control by farmers in Talesh region ofIran. A survey study was conducted using a stratified random sampling to collect data fromfarmers in the selected rural areas...

2015
Tayyeb Allahverdi Pourfallah Seyed Mahmoud Mousavi Maryam Shahidi

Introduction In this study, effective dose equivalent for the public due to internal exposure to 222 radon ( 222 Rn) was evaluated in three regions of Ramsar, a northern coastal city in Iran. Materials and Methods Measurements were carried out using a radon monitoring device. Outdoor and indoor radon concentrations were measured within 24 hours with an integration interval of 3 hours. Regions w...

ژورنال: علوم آب و خاک 2020

Given the fact that the DRASTIC index is ineffective in addressing the saltwater uprising issue in coastal plains, in the present study, three factors including land use, distance to shoreline, and differences between groundwater and sea level were added to the DRASTIC index. The proposed modification to DRASTIC was validated using the measured electrical conductivity (EC) data gathered from gr...

Journal: :جغرافیا و توسعه ناحیه ای 0
ضیاء توانا ضیاء توانا امیر انتخابی امیر انتخابی

spatial organizations of each region are evolved through the activity of its settlement network. the formation procedure of settlement network is affected by the natural environment, social and economical structure, political and historical events. natural environment, social and economical structure of the city of talesh, have not permitted the permanent settlement and urbanism in this region....

Journal: :زیست شناسی جانوری تجربی 0
حمید درویش نیا عضو هیات علمی، گروه زیست شناسی، دانشگاه پیام نور، صندوق پستی 3697-19395 تهران، ایران

abstract since amphibians feeds on insects, they have crucial role in controlling the population of pests in various ecosystems. although their importance is clear, but systematics and biodiversity of them has been poorly studied. the aim of this research, conducted in 2014, is to identify amphibians of talesh township and their biological roles in pest control. sampling procedure has been done...

Journal: :international journal of agricultural management and development 2012
seyyed ali noorhosseini-niyaki mohammad sadegh allahyari

this study was carried out to identify technical-agronomic factors impressible from fish farming in rice fields. this investigation carried out by descriptive survey during july-august 2009. studied cities including talesh, rezvanshahr and masal set in tavalesh region near to caspian sea, north of iran. the questionnaire validity and reliability were determined to enhance the dependability of t...

Mohammad Sadegh Allahyari Seyyed Ali Noorhosseini-Niyaki,

This study was carried out to identify Technical-Agronomic Factors Impressible from Fish Farming in Rice Fields. This investigation carried out by descriptive survey during July-August 2009. Studied cities including Talesh, Rezvanshahr and Masal set in Tavalesh region near to Caspian Sea, North of Iran. The questionnaire validity and reliability were determined to enhance the dependability of t...

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