نتایج جستجو برای: flower diameter

تعداد نتایج: 132616  

Extended Abstract Introduction and Objective: Medicinal plants have many applications in the treatment of humans, among which chamomile is one of the most valuable and widely used medicinal plants in the world. One of the most important breeding programs is the recognition of genetic diversity for the initial evaluation of plant masses. For this purpose, a study of genetic diversity and classi...

Journal: :Folia Horticulturae 2021

Abstract This work aimed to investigate the interaction between salt stress and application of silicon dioxide-nanoparticles. In this study, gerbera plants grown in soilless culture were supplied with nutrient solutions different NaCl concentrations (0, 5, 10, 20 30 mM) combination SiO 2 -NPs spray 25 50 mg · L −1 ). Exposure salinity increased sodium concentration but decreased potassium calci...

Journal: : 2021

Sunflowers are one of the flowers chosen by many localities to grow because they both create beautiful landscapes and also a source raw materials for oil from seeds. This study aims determine planting density amount fertilizers being suitable growing, well-developed, high-yielding in Thua Thien Hue province. Research results shown that fertilization did not significantly affect germination rate...

Journal: :پژوهش های تولید گیاهی 0

tuberose aesthetically and commercially is an important flower that its importance is due to its potential for trade of cut flower, long vase life and essential oil industry. it is cultivated commercially by bulbs is needed to their storing properly after the harvest and quiescence to increase yield and flowering quality so that can be regulated flowering time according to market. experiments w...

محمودی نژاد دزفولی, سید حسین , میرزاشاهی, کامران , کیانی, شهرام ,

North Khuzestan, with 245 ha under rose flower cultivation, produces 36% of out-season, cut-flower roses of Iran. In order to evaluate the nutritional status of rose farms and their problems, 34 rose flower greenhouses were inspected and samples of irrigation water, soil, leaf and flower were taken. Chemical characteristics of irrigation water, physico-chemical characteristics of soils, leaf mi...

Journal: :international journal of horticultural science and technology 2014
mohammad javad nazarideljou zahra heidari

the drastic decline of precipitation over the past decade along with overuse of chemical inputs and consequent soil fertility reduction are the most important problems in the approach to agricultural expansion, particularly in urban landscaping. therefore, an experiment was designed to examine the effects of different irrigation levels (40, 70 and 100 % of field capacity, or fc) and different v...

Journal: :به زراعی کشاورزی 0
عزیزاله خیری دانشجوی دکترای گروه مهندسی علوم باغبانی و فضای سبز، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج احمد خلیقی استاد گروه مهندسی علوم باغبانی و فضای سبز، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج یونس مستوفی دانشیار گروه مهندسی علوم باغبانی و فضای سبز، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج روح انگیز نادری دانشیار گروه مهندسی علوم باغبانی و فضای سبز، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج

tuberose is one of the most important floral crops in iran. long spikes of fragrant flowers make it excellent for cut flower. due to the beauty and sweet fragrance of flowers, it used in all seasons for flower arrangements. production of high quality flowers and vase life extension is important for competition in world markets. for this reason this research was conducted on polianthes tuberosa ...

Journal: :علوم باغبانی 0
رحمتی رحمتی عزیزی عزیزی حسن زاده خیاط حسن زاده خیاط نعمتی نعمتی

abstract field experiment was carried out at the ferdowsi university research field, mashhad, iran during 2006-2007, to determine how much effective the n-fertilization is, to find out the most suitable plant density which could be used in chamomile (matricaria chamomilla l. asteraceae) to increase the yield of anthodium flowers and content of essential oil. the experimental design was as two f...

Journal: :علوم باغبانی ایران 0
فلورا دولتخواه دانشجوی سابق کارشناسی ارشد پردیس کشاورزی و منابع طبیعی دانشگاه تهران یونس مستوفی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران رضا فامیل مؤمن عضو هیأت علمی مؤسسه تحقیقات فنی مهندسی کشاورزی سازمان ترویج، آموزش و تحقیقات کشاورزی، کرج محمدرضا شفیعی محقق ایستگاه ملی تحقیقات گل و گیاهان زینتی محلات

respiration is one of the important factors to be considered in a determination of the quality of cut flowers during their postharvest preservation period. modified atmospheric packaging (map) is an effective way of reducing respiration rate along with increasing vase life while the quality of cut flowers also well maintained. this research was conducted on the basis of a factorial experiment, ...

زارع, علی , فرحبخش, حسن , کاکائی, ابوذر ,

In order to evaluate the effect of deleting of ray flower on the unfilled grain and seed formation, two cultivars of sunflower (Helianthus annuus L.) were used during 2008-2009 growing season in the research field of Kerman University. The experiment was conducted as factorial under RCBD. The main and sub factors were cultivars (two levels, Master and Euroflower), respectively and deleting ray ...

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