نتایج جستجو برای: 1) and silver nanoparticles (3 and 5 mg l

تعداد نتایج: 17652765  

Journal: :علوم باغبانی ایران 0
نادر مددزاده دانشجوی سابق کارشناسی ارشد دانشکده علوم کشاورزی، دانشگاه گیلان معظم حسن پور اصیل دانشیار دانشکده علوم کشاورزی، دانشگاه گیلان زینب روئین استادیار دانشکده علوم کشاورزی، دانشگاه ایلام

in order to examine the effects of essential oils and silver nanoparticles as anantimicrobial preservative in the solutions of alstroemeri cv. sukari cut flowers, anexperiment was conducted with 11 treatments and 3 replications in a completelyrandomized design. in this study, we used essences of carvacrol, thymol and zataria oilwithconcentrations of 50 and 100 mg l-1 and silver nanoparticles wi...

Journal: :journal of ornamental plants 2015
s. ansari e. hadavi m. salehi p. moradi

gerbera one of 10 important cut flowers in the world and iran. one of the most problems is low-life after harvest and neck bending. producers want to increase longevity of these flowers with using chemical solutions. with the aim of achieving the best chemical treatments to increase flower vase life gerbera goodtimming, nano silver (5 mg l-1), humic acid (50 mg l-1), gibberellic acid (2.5 mg l-...

E. Hadavi M. Salehi P. Moradi S. Ansari

Gerbera one of 10 important cut flowers in the world and Iran. One of the most problems is low-life after harvest and neck bending. Producers want to increase longevity of these flowers with using chemical solutions. With the aim of achieving the best chemical treatments to increase flower vase life gerbera Goodtimming, nano silver (5 mg l-1), humic acid (50 mg l-1), gibberellic acid (2.5 mg l-...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده کشاورزی 1393

چکیده کنه تارتن دو لکه ای tetranychus urticae koch یکی از چندخوارترین آفات شناخته شده محصولات کشاورزی دنیا به حساب می آید. در این بررسی جمعیت تخم و مراحل فعال این کنه در شرایط آلودگی طبیعی و مصنوعی در برگ های 8 رقم لوبیا در سال 1392 در گلخانه و مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه ارومیه موردمطالعه قرار گرفت. آزمایش به صورت طرح کاملاً تصادفی برای شرایط مزرعه در10 تکرار و برای شرایط گلخانه ای...

Journal: :jundishapur journal of microbiology 0
mojtaba salouti biology research center, zanjan branch, islamic azad university, zanjan, ir iran; biology research center, zanjan branch, islamic azad university, zanjan, ir iran. tel/fax: +98-24-33424024 fatemeh mirzaei department of microbiology, faculty of sciences, zanjan branch, islamic azad university, zanjan, ir iran reza shapouri department of microbiology, faculty of sciences, zanjan branch, islamic azad university, zanjan, ir iran azam ahangari department of microbiology, faculty of sciences, zanjan branch, islamic azad university, zanjan, ir iran

conclusions the synergistic effect was found on the healing of infected wounds caused by s. aureus by using an mbp-1 and silver nanoparticles combination in a mouse model. results the mic and mbc of mbp-1 were found to be 0.6 and 0.7 mg/ml, respectively. mic and mbc of silver nanoparticles were determined to be 6.25 and 12.5 mg/l, respectively. mic and mbc of the silver nanoparticles and mbp-1 ...

محمدی , ریحانه, هاشم آبادی, داود, کاظمی پور, صدیقه , کاویانی, بهزاد ,

Dendranthema grandiflorum L. is one of the widely cultivated flowers around the world for producing of cut flowers. Nanometer-sized silver particles are used in various applications as an anti-microbial compound. This experiment was carried out to study the effects of silver nanoparticles (0, 5, 10 and 20 mg/L) and sodium silicate (0, 50, 100 and 150 mg/L) on longevity and quality of cut chrysa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده شیمی 1392

in the present work, a simple and sensitive method was developed for determination of morphine and heroin using gold nanoparticles as resonance rayleigh scattering (rrs) and colorimetric technique’s probe. synthesized gold nanoparticles by sodium citrate reduction method have a negative charge layer on their surfaces because of self-assembled citrate anions on their surface. binding of morphin...

Journal: :علوم باغبانی ایران 0
معظم حسن پور اصیل دانشیار دانشکده علوم کشاورزی دانشگاه گیلان حسین علی کریمی دانشجوی سابق کارشناسی ارشد دانشکده علوم کشاورزی دانشگاه کیلان صدیقه موسی تژاد استادیار دانشکده علوم کشاورزی دانشگاه گیلان

the aim of this research was to improve quality and vase life of cut gladiolus flowers. the investigation was done with the effects of different concentrations of essential oil of thymol and zataria oil (50 and 100 mg l-1) and silver nanoparticles (3 and 5 mg l-1) and 8-hydroxyquinolin sulfate (300 and 400 mg l-1) with sucrose 3%. in addition, distilled water, ethanol 500 mgl-1 and sucrose 3% w...

This experiment was carried out to evaluate the effect of silver nanoparticles pulsing treatment (0, 25, 75 and 125 mg L−1) on vase life and some postharvest physiological parameters of cut rose flower ʻHigh & Magicʼ in sucrose solution (0, 2 and 3%). This research performed as a factorial experiment based on a completely randomized design with three replications under 23 ± 2 °C, 60 ± 5% RH and...

 Increasing quality and vase life of cut flowers play vital role in flower production industry. . Lisianthus (Eustoma grandiflora cv. Echo) has short vase life and it has been revealed that ethylene directly affect the initiation and process of senescence of petals. In this study, the effects of Silver and silicon nanoparticles with four concentrations of 0, 10, 20 and 40 mg L-1 with 4% sucrose...

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