نتایج جستجو برای: as regards citrus growing in sub

تعداد نتایج: 17611961  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده زبانهای خارجی 1393

feminine voice and narratology in wuthering heights wuthering heights as a general "bronte" work has extraordinary dimensions to it which can make it focal to different ways of interpretation. among other differences the issue of narrative voice is essential in understanding the ultimate purpose of wuthering heights. emily bronte uses different narrators from various focal points speaking of m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم اجتماعی و اقتصادی 1389

abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...

Journal: :Applied spectroscopy 2010
Samantha A Hawkins Bosoon Park Gavin H Poole Timothy Gottwald William R Windham Kurt C Lawrence

Citrus Huanglongbing (HLB, also known as citrus greening disease) was discovered in Florida in 2005 and is spreading rapidly amongst the citrus growing regions of the state. Detection via visual symptoms of the disease is not a long-term viable option. New techniques are being developed to test for the disease in its earlier presymptomatic stages. Fourier transform infrared-attenuated total ref...

اقبال, جاوید, حسینی جزنی, نیما, زاهدی, بفرین , زردشتی , مینو ,

    Background & Aims : Staphylococcus aureus is a gram-positivecoccal bacteriumthat that can cause a range of infections. Methicillin resistance in these bacteria is often in companion with resistance to multiple antibiotics. High prevalence of these isolates can cause treatment failure. Phosphomycin is a peptidoglycan biosynthesis inhibitor that is used in treating infections caused by multi-...

Journal: :Pest management science 2014
Scott D Croxton Philip A Stansly

BACKGROUND Greening or huanglongbing (HLB) is a debilitating disease of citrus caused by Candidatus Liberibactor asiaticus and transmitted by the Asian citrus psyllid (ACP), Diaphorina citri. HLB now occurs worldwide in all major citrus growing regions except the Mediterranean and Australia. Management relies principally on insecticidal control of the ACP vector, but is insufficient, even for y...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم پایه 1389

abstract part one: the electrode oxidation potentials of a series of eighteen n-hydroxy compounds in aqueous solution were calculated based on a proper thermodynamic cycle. the dft method at the level of b3lyp-6-31g(d,p) was used to calculate the gas-phase free energy differences ,and the polarizable continuum model (pcm) was applied to describe the solvent and its interaction with n-hydroxy ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1391

peace and national security protection and ironic solving of international conflicts become the preliminary foundation of the united nations charter and had been considered as the main responsibilities of the security council, after world war ii and the establishment of united nations organization. therefore, the security council enables to analyze every kind of conflicts and challenges which ...

Journal: :حفاظت گیاهان 0
ایمان جعفری بهنام امیری-بشلی محمود محمدی شریف

introduction: the harmful plant mites not only feed on crops, but also have irreversible damage to humans. the synthetic pesticides can be replaced with natural products for pest control. the agricultural products, health and hygienic of humans can be treated with harmful caused by the mites (wooley, 1988). the citrus red mite (crm) panonychus citri (mcgregor) (acarina: tetranychidae) is one of...

Journal: :بیماریهای گیاهی 0
هومن ظفری نویسنده سید مهدی بنی هاشمیان نویسنده احمد روحی بخش نویسنده بنت الهدی بحری نویسنده

tristeza caused by citrus tristeza virus (ctv), is the most important viral disease of citrus worldwide. serious damages of the disease have been reported from many citrus growing areas of the world. ctv particles are restricted to phloem and are transmitted by aphids in a semipersistent manner. ctv was introduced from japan to mahdasht orchards in mazadaran province in 1969. its natural spread...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...

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