نتایج جستجو برای: and longevity

تعداد نتایج: 16829186  

Journal: :Acta Microbiologica et Immunologica Hungarica 2019

Ahmad Nezami Ali Tehranifar, Hosein Nemati Leila Samiei, Tayebeh Nazdar

In the floriculture industry, the need for heat tolerant bedding plant cultivars is increasing because of the rising temperature around the world. A pot experiment was carried out to examine the impacts of four heat stress durations (0, 7, 14 and 21 days) on growth and ornamental traits to determine the relative heat tolerance of four cultivars of calendula (Calendula officinalis). Growth and d...

A. Sadrpoor B. Edrisi V. R. Saffari

The vase life of cut flowers and foliage is often shortened by vascular occlusions that constrict vase solution supply. Reduction in stem conductivity is typically caused by blockage of cut stem ends and xylem conduits by microbes, physiological plugging, and disruption of water columns in xylem vessels by cavitations and air emboli. Cut flower and foliage longevity can be greatly affected by t...

جبارزاده, زهره, طالبی, پروین,

This experiment was conducted to investigate the positive effects of foliar and soil application of humic acid on chlorophyll content, flower longevity, antioxidant enzymes activity, proline, malondialdehyde and protein content in a completely randomized design with two factors: humic acid at 4 concentrations (0, 500, 1000 and 2000 ppm) and 2 application method of humic acid (foliar spray and d...

Elham Danaee, Vahid Abdossi

Gerbera is one of the most popular cut flowers in the world. Several experiments have been done on the effect of different chemical compounds on longevity and quality of cut flowers. In the present study, two experiments based on a completely random design with two treatments and three replications were conducted on gerbera cut flower cv. Sorbet. The first experiment examined the effect of BA, ...

Journal: :journal of ornamental plants 2015
b. edrisi a. sadrpoor v. r. saffari

the vase life of cut flowers and foliage is often shortened by vascular occlusions that constrict vase solution supply. reduction in stem conductivity is typically caused by blockage of cut stem ends and xylem conduits by microbes, physiological plugging, and disruption of water columns in xylem vessels by cavitations and air emboli. cut flower and foliage longevity can be greatly affected by t...

Journal: :علوم باغبانی ایران 0
بیتا حکم آبادی دانشجوی سابق کارشناسی ارشد ودانشگاه آزاد اسلامی تهران، واحد علوم و تحقیقات یونس مستوفی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران سپیده کلاته جاری استادیار دانشگاه آزاد اسلامی تهران، واحد علوم و تحقیقات

the effect of plant growth regulator short time treatments ( ga3 and tdz) on the increase of vase life and qualitative traits of alstroemeria cultivars ‘odessa’ and ‘sacramento’ were investigated. cut flowers were treated with 24h pulse treatments which included different concentrations of ga3 and tdz. cut flowers were later held in preservative solution (sucrose 2% +nanosid 2ppm) and then thei...

Water deficit conditions, in addition to reduced water uptake, result in a reduction in nutrient uptake, and consequently, a substantial reduction in growth parameters, yield and quality. Substrate inoculation with arbuscular mycorrhizal fungi (AMF) as an environmentally friendly biofertilizer is an important strategy to improve the growth parameters and quality of products in such conditions. ...

Journal: :The Lancet 1868

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