نتایج جستجو برای: dry weight of leaves and stems
تعداد نتایج: 24076770 فیلتر نتایج به سال:
In recent years, in the world and in Iran as well, attention to Lisianthus flowers has been such that its production has increased significantly. With the increase in the production of Lisianthus cut flowers, attention to nutrition and application of treatments to improve the growth and storability of this flower is felt more than ever. For this purpose, the effect of karrikin, salicylic acid a...
the present experiment was carried out to investigate the nutritive value of banana tree leaves and stems silage by use of in vitro gas production and as well in situ nylon bag techniques. experimental treatments were comprised of: 1- stems and leaves of banana trees (control), 2- stems and leaves of banana trees’ silage without addition of any additive, 3- stems and leaves of banana trees’ sil...
چکیده: در این تحقیق تأثیر ملاس که یکی از محصولات جانبی صنایع قند می باشد به عنوان یک افزودنی مقاومت خشک جدید در بهبود پالایش پذیری و ویژگی های فیزیکی و مکانیکی مقوای کنگره ای کهنه (occ) مورد بررسی قرار گرفته شد. بدین منظور پنج سطح ملاس( 0،5، 10، 15 و 18%) و سه سطح درجه روانی(420،400و320 میلی لیتر)به عنوان فاکتورهای متغیر در نظر گرفته شد و برای هر تیمار کاغذهای دست ساز با مساحت 2cm200 و وزن پای...
in order to estimate effects of drought stress on dry matter allocation of pinto bean (phaseolus vulgaris l.), an experiment was carried out as split plot based on complete randomized block design with four replications at zanjan university research farm. in this experiment, two irrigation levels (optimum irrigation during growth season and post flowering drought stress) were set at main plots...
nitrate is an essential component for plants and vegetables are of the most important source of nitrate for human being. it is estimated that vegetables provide 92 % of nitrate for human nutrition. the positive and negative effects of elevated root zone co2 on growth and yield of some plants have been reported. this study has been conducted in order to examine the effect of root zone co2 on gro...
The present study documents a simultaneous production and comparative assessment of extracted vasicinone from in vivo (leaves and stems) and in vitro (leaves, stems and calli) plant parts of Adhatoda vasica Nees, a well-known medicinal plant. High-performance thin layer chromatography (HPTLC) analysis of the above-mentioned plant parts, collected at their 60-day-old growth stage, was performed ...
In order to evaluate the salinity and priming effects on vegetative growth and some physiological traits of safflower, cv. Goldasht, a factorial experiment, with completely randomized blocks design and 4 replications, was conducted in Research Greenhouse of Vali-e-Asr University of Rafsanjan in 2009. Treatments included seed priming at 4 levels (no prime as control, priming with distilled water...
Recently, interest in plant-derived food additives has grown mainly because synthetic antioxidants suffer from several drawbacks. Some plants are traditionally used for both food and medicine in Iran. Aqueous and methanolic extracts of Smyrnium cordifolium Boiss leaves and stems and Sinapis arvensis L leaves, stems and flowers were prepared and evaluated for their total phenolic content (TPC), ...
Zinnia is one of the beautiful and attractive flowers due to its length of blooming period and various colors. The effects of phosphorus (P) and vermi-compost and zeolite media on some growth characteristics and chemical composition of Zinnia were studied in a greenhouse experiment. Treatments consisted of 3 phosphorus levels (0, 5 and 150 mg P per kg soil) and 3 zeolite and vermi-compost level...
in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...
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