نتایج جستجو برای: begonia and euonymus respectively
تعداد نتایج: 16827838 فیلتر نتایج به سال:
A serious crown and stem disease of fibrous-rooted begonia {Begonia semperflorens Link and Otto) plants, variety Fire Sea, was observed in out-of-door plantings at Berkeley, Calif., in July 1937. During the following winter, a similar disease was found on Carmine, Christmas Cheer, and Primadonna fibrous-rooted begonia plants in a greenhouse at Columbia, Mo. A preliminary report on this disease ...
fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...
this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...
Semperflorens begonia (Begonia semperflorens) is an ornamental house-plant which for its optimal growth and development needs a proper nutrition. Currently, cyanobacteria are sought after by plant growers as a growth bio-stimulant. Spirulina (Spirulina platensis) is an important cyanobacterium which has a vast range of nutritional organic and inorganic substances. This green-blue algae could be...
in order to examine the ecological conditions and characteristics of fraxinus excelsior l. in the northern forests of iran 6 main areas as well as some miscellaneous ones , have been selected in the region respectively in : lomir2, shafaroud , park - e-noor , ahlam , alandan and noor.
the aim of conducting this study was to investigate the foreign language learning needs of undergraduate economics students and business management students in faculties of social sciences of alzahra and azad naragh university. in the study, which was designed on the basis of a qualitative-quantitative basis using interviews and questionnaires, 146 female undergraduate business management as we...
Begonia kingdon-wardii Tebbitt was rediscovered in 2014 from Myanmar after 67 years based on its last collection in 1937. Its previously unknown female flower and inaccurate morphology of leaf and ovary have been additionally described. This species belongs to Begonia sect. Sphenanthera (Hassk.) Warb. due to its dioecious habit, 3-locular ovary, berry fruits and thick placenta segments. Morphol...
بهمنظور مطالعه گونههای تیره Erysiphaceae که به صورت غیرجنسی (آنامورف) روی میزبانهای مختلف وجود دارند، و اغلب با نام جنس آنامورفیک (شبه جنس) Oidium معرفی میشوند، نمونههای متعددی از نقاط مختلف استان گیلان طی سالهای 1390-1383 جمعآوری شد. هدف از این مطالعه امکان شناخت گونههای موجود بر اساس خصوصیات آنامورف و فهم ارتباط آنها با گونههای تلئومورف بود. بر اساس نتایج بهدست آمده نمونههای مطالعه ...
The color of horticultural shade nets is known to influence crop growth and quality because variations in the amount light. Four ornamental plant species (celosia, begonia, gerbera, fountain grass) were grown under aluminet, pearl, red plus black as control at 50% intensity for 8 weeks. Black had least transmittance (∼10% 30% ambient) within spectrum (620–750 nm), whereas greatest ∼70% 80%. Alu...
بهمنظور مطالعه گونههای تیره erysiphaceae که به صورت غیرجنسی (آنامورف) روی میزبانهای مختلف وجود دارند، و اغلب با نام جنس آنامورفیک (شبه جنس) oidium معرفی میشوند، نمونههای متعددی از نقاط مختلف استان گیلان طی سالهای 1390-1383 جمعآوری شد. هدف از این مطالعه امکان شناخت گونههای موجود بر اساس خصوصیات آنامورف و فهم ارتباط آنها با گونههای تلئومورف بود. بر اساس نتایج بهدست آمده نمونههای مطالعه ...
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