نتایج جستجو برای: genus collected from eight regions the species were p avium l

تعداد نتایج: 17163590  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم بهزیستی و توانبخشی - دانشکده توانبخشی 1393

abstract objectives gradual increase length and complexity of utterance (gilcu) therapy method is a form of operant conditioning. this type of treatment is very precise and controlled that is done in 54 steps in 3 speech situations consisted of monologue, reading and conversation. this study aimed to examine the effects of gilcu treatment method on reduction of speech dysfluency of school-age...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده مرتع و آبخیزداری و شیلات و محیط زیست 1391

مراتع حدود نیمی از خشکی های جهان را در بر دارند و پوشش گیاهی آن در نتیجه تأثیر متقابل محیط و موجودات زنده به وجود آمده است و به عنوان یک اکوسیستم طبیعی مدیریت می شوند. علاوه بر مراتع، راه ها در عصر حاضر نیز از اجزا مهم و زیرساخت های اصلی زندگی نوین و توسعه کشورها به شمار می روند. جاده ها ساخته دست بشر هستند و جوامع گیاهی کنار جاده تحت تأثیر ساخت و ساز قرار دارند. پوشش "رودرال" به مجموعه ای از پ...

Journal: :نامه انجمن حشره شناسی ایران 0
مجید فلاح زاده محمود شجاعی هادی استوان کریم کمالی

in the study of natural enemies of mealybugs (hem.: pseudococcidae) in fars province, iran, a large number of parasitized mealybugs were collected, and the emerged encyrtid species identified as leptomastidea alleni noyes & hayat, 1994. the identification was confirmed by zhihong xu, institute of applied entomology, zhejiang university of china. the genus and species is a new record for iran. t...

Journal: :حفاظت گیاهان 0
ارش هنرمند حسین صادقی نامقی لیدا فکرت

during a faunistic survey of natural enemies of spider mites of genus tetranychus in mashhad and vicinity, a predatory gall midge species belonging to the family cecidomyiidae was collected and identified as feltiella acarisuga vallot. f. acarisuga is one of the ten species in the genus feltiella and an important biological control agent of tetranychid mites has previously been reported from va...

Journal: :حفاظت گیاهان 0
رفیعی رفیعی مهدیخانی مقدم مهدیخانی مقدم نجفی نیا نجفی نیا

abstract in order to identify the plant parasitic nematodes of cucumber field and greenhouses in jiroft and kahnoj regions, during 2007 and 2008, 45 soil and root samples were collected. in this survey, 13 genus and 16 species were identified. genus ektaphelenchoides and one species of it, e. compsi and aphelenchus isomerus are reported for the first time in iran. the first species was found in...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

Journal: رستنیها 2003
I. MEHREGAN, M. MOUSSAVI, N. NASRABADI

Biodiversity of the genus Medicago in Iran was studied. Distribution of two perennial species M. sativa and M. lupulina mainly conforms to the mountainous regions of Iran. Among the other annual species of this genus, M. rigidula has the most similar distribution to the distribution of perrenial species in mountainous regions. Most species of Medicago (apart from M. sativa and M. lupulina) are ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده شیمی 1391

in this thesis a calibration transfer method is used to achieve bilinearity for augmented first order kinetic data. first, the proposed method is investigated using simulated data and next the concept is applied to experimental data. the experimental data consists of spectroscopic monitoring of the first order degradation reaction of carbaryl. this component is used for control of pests in frui...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1393

the purpose of this study was to examine the comparative effect of story retelling and role playing on efl learners’ vocabulary learning and reading comprehension. to carry out the purpose of the study 90 female learners of tabarestan language school located in noshahr were non-randomly selected. they took pet test and among these 90 participants 62 students were selected as homogenous learners...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1392

this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید