نتایج جستجو برای: flower quality and quantity
تعداد نتایج: 16926069 فیلتر نتایج به سال:
Background and purpose: The use of rangeland medicinal plants and their active ingredients have recently been considered due to their therapeutic and industrial use. The quantity and quality of active ingredients in plants are influenced by environmental factors and ecological stresses of the area. One of the most important factors in extracting the active ingredients of plants is solvent, the ...
this research was carried out in order to evaluate the influence of different concentrations of ethanol and methanol (0, 4, 6 and 12%) and two pulse treatments (12 and 24 hour) on longevity of cut standard-carnation (sensi cultivar) in a factorial based on randomized completely design with three replications, at tehran university, aboreyhan pardis, horticulture department, during 2010. the resu...
beyond its quantity, natural light has unique properties used intelligently in iranian historical architecture in order to transfer spiritual concepts. religious buildings are a good context for re-reading of light concept. due to its valuable place in iranian-islamic belief as well as its direct relationship with wisdom and philosophy, the qualitative presence of light in architecture, aimed a...
in the current iranian poultry industry, antibiotics are the most frequently used additive in feeds to increase the productivity. regarding the negative effects on human health due to consuming chicken whose feeds contain antibiotics, finding an appropriate alternative is of a great importance. this study aims to find an appropriate and harmless feed additive to increase the quality and quantit...
To study the effect of different concentrations of potassium in thenutrient solution and water stress on the quality and quantity yield of Lilium LA cv.Termoli, a pot experiment was conducted based on completely randomized design in sand and perlite medium (50:50) in three levels of potassium (Kfree, 6 mM K and and 12 mM K in Hoagland solution) with three replications. In the present study, the...
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...
Ecological environment is the key point of improving the flower’s quality and quantity. Due to China's flower production management at a lower level, there is no scientific method in real-time monitoring of the flower’s ecological environment. In order to solve the problem such as high costs; poor monitoring point scalability, poor mobility and other issues in traditional flower basement’s data...
Tuberose (Polianthus tuberosa) is a commercially important cut flower; but its longevity and quality characteristics are compromised by stress during storage and transportation. Thus, it is important to determine the most appropriate preservative solution to best maintained cut flowers. Tests were done to examine the effects on of nano-silver (NS) (0, 15, 30 and 45 mg L-1) and sucrose (0, 4 and...
An experiment was conducted to find the appropriate material for increasing quantitative and qualitative traits in pre, postharvest vase-life of cut rose flower cv. “Avalanche” a hydroponic greenhouse based on randomized complete block design (RCBD) with 16 treatments 3 replications. Treatments included gibberellic acid at four levels (0, 100, 200, 300 ppm) salicylic 150, 200 ppm). The foliar a...
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