نتایج جستجو برای: for both plants

تعداد نتایج: 10781028  

Behzad Laamerad Fatemeh Imanparast Javad Hamedi Majid M. Heravi

Phosphorus (P), in the form of phosphate ion (Pi), is a vital element contributing in biomolecule structures, metabolic reactions, signaling pathways and energy transfer within the living cells. The objective of the present study was to assess the influence of fungal infection on Pi metabolism in compare to the effects of phosphate stress in Arabidopsis. Quantification of total P contents showe...

Farzad Sina Gholam Ali Shahidi Mohammad Roohani Sahar Jelodari-Mamaghani

Phosphorus (P), in the form of phosphate ion (Pi), is a vital element contributing in biomolecule structures, metabolic reactions, signaling pathways and energy transfer within the living cells. The objective of the present study was to assess the influence of fungal infection on Pi metabolism in compare to the effects of phosphate stress in Arabidopsis. Quantification of total P contents showe...

Journal: :iranian journal of biotechnology 2009
masoud tohidfa hassan rassouli behzad ghareyazie javad najafi

cotton cultivar coker has been already transformed with recombinant pbi121-chi via agrobacterium tumefaciens. the t-dna region of pbi121-chi carries the chitinase (chi ) gene from bean and is under the control of the camv35s promoter. t1 and t2 progenies of transgenic cotton containing the chi gene were used in this study.  polymerase chain reaction (pcr), southern and western blotting data con...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

the present research study attempted to find out the extent to which two pre-task activities of “glossary of unknown vocabulary items” and “content related support” assisted efl language learners with their performance on listening comprehension questions across two different proficiency levels (low and high). data for this study were obtained from a total of 120 language learners, female and m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و علوم انسانی 1390

this study was carried out to investigate the effects of integrative vs. instrumental motivation, learning strategy use and gender on iranian efl learners. to this end, 120 efl learners both male and female majoring in english language and literature at shiraz university participated in the study. in order to conduct this study three instruments were used: oxford quick placement test, motivatio...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1389

abstract tasks nowadays are at the center of attention in sla research. task types is one of the critical issues in this regard, their effectiveness and suitability to any particular context, their characteristics and the result they yield are among some of these issues. on the other hand, discourse markers (dms) have been very much investigated and their effectiveness in conveying the meaning...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - پژوهشکده ادبیات 1393

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

Journal: :دانش گیاه پزشکی ایران 0
نرگس صدرمحمدبیگی دانشجوی ارشد مینا کوهی حبیبی دانشیار دانشگاه تهران اکبر دیزجی بخش بیماری شناسی- گروه گیاهپزشکی- دانشکده علوم و مهندسی کشاورزی- پردیس کشاورزی و منبع طبیعی دانشگاه تهران- عضو هیات علمی- دکترای ویروس شناسی و بیماریهای ویروسی گیاهان

mixed infection of plants with more than one virus results in different types of interactions. interaction between two recently identified lettuce infecting viruses in iran, lettuce x potexvirus (levx) and rubus chlorotic mottle sobemovirus (rucmv), was studied on co-infected chenopodium murale and chenopodium quinoa plants. plants were mechanically inoculated with either levx, rucmv or both. c...

Journal: :iran agricultural research 2012
a. azizian s. amin m. noshadi m. maftoun y. emam

the present pot experiment was undertaken to investigate the phytoremediation potential of corn and oat in soil. treatments consisted of four cadmium (cd) levels (0, 5, 10 and 20 mg l 1) and three irrigation intervals (1, 3 and 7 days), arranged in the form of a complete randomized design with three replications. corn and oat were harvested after 75 and 90 days, respectively. transpiration rate...

Neda Mohamadi, Peyman Rajaei

Triamidefon is a triazole derivative, which have both fungicidal and plant growth regulator (PGR) properties, and also protect plants from several types of abiotic stresses. The influential mechanism of Triamidefon on plants is not much studied. In this study effect of this compound on the drought stressed in tomato plants was investigated. The plants were subjected to 5 day interval drought st...

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