نتایج جستجو برای: ژربرا gerbera jamesoni l
تعداد نتایج: 618460 فیلتر نتایج به سال:
استفاده از بستر کشت مناسب می تواند یک راهکار برای کاهش خسارات ناشی از قلیائیت در تولید گیاهان زینتی گلدانی باشد. به منظور تعیین بستر کشت مناسب برای ژربرا رقم دافنه در شرایط تنش قلیائیت، آزمایشی به صورت فاکتوریل با طرح پایه کاملاً تصادفی با 4 تکرار اجرا گردید. آزمایش دارای دو فاکتور بستر کشت (پرلایت خالص، کوکوپیت خالص، 75% پرلایت + 25% زئولایت، 75% پیت + 25% پرلایت، 75% کوکوچیپ + 25% پرلایت، 75% ...
ten gerbera cultivars (‘labinel’, ‘lilla’, ‘alp’, ‘alberino’, ‘bonnie’, ‘avemaria’, ‘mammut’, ‘lexus’, ‘‘terramixa ’ & ‘sarolta’) were evaluated for their growth, yield and quality characteristics under protected conditions during 2011. among the cultivars studied, there were highly significant variations observed for growth, yield and quality parameters. longest stalk length (60.3 cm) was ...
In this study, silver nanoparticles effects on the sterilization of different sources explants (young leaves, young flower stalks and buds) Gerbera as well in vitro morphogenesis their growth were investigated. The sterilized cut transversally (1 mm) with stalk, square (0.5 × 0.5 cm) for leaf sample, longitudinally flowers (removed petals) cultured MS medium; then, (contamination-free or no bro...
The molecular mechanisms that control organ shape during flower development are largely unknown. By using differential hybridization techniques, a cDNA designated GEG (for Gerbera hybrida homolog of the gibberellin [GA]-stimulated transcript 1 [GAST1] from tomato) was isolated from a library representing late stages of corolla development in Gerbera. GEG expression was detected in corollas and ...
scape bending disorder is the most important factor affecting postharvest loss of gerbera cut flowers. one of the ultimate reasons for gerbera stem bending is lignin, with deformation structural functions and defensive mechanisms. this postharvest experiment was conducted to evaluate the role of phenylalanine ammonia lyase (pal) and peroxidase (pod) enzymes activity in stem bending of two gerbe...
abstract gerbera is one of the most demanded plants in commercial cut flowers plants. optimizing the micro-propagation of new cultivars is therefore important. in this research “red explosion” cultivar was used and capitola (as explants) were directed to a modified solid murashigue and skoog medium with four concentration of tdz (0.25, 0.50, 0.75 and 1.00 mgl-1) for regeneration. three concentr...
Gerbera jamesoniiis of commercial significance and fifth most used cut flower in the world today. A pot experiment was performed to see the effect of co-inoculation of arbuscular mycorrhizal fungi (AMF) i.e. (Glomus mosseae andAcaulospora laevis) with phosphate solubilizing bacteria Pseudomonas fluorescensin the presence of different doses of superphosphate (low, medium, high) on growth establi...
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