نتایج جستجو برای: germination rate index
تعداد نتایج: 1324893 فیلتر نتایج به سال:
in order to study chamomile tolerance to salinity and find a way to increase its tolerance afactorial experiment was conducted in acompletely randomized design with three replications in 2012. seeds primed with salicylic acid and gibberellic acid (ga) at 250 ppm by a combination of the treatments at...
microorganisms has positive role on seed germination and growth of plants. In the present study, its efficacy on seed germination and seedling growth of Albizia lebbeck in the nursery was studied. The seeds were sown in polybags filled with a mixture of forest soil and cow dung (3:1) and treated with 0.1%, 0.5%, 1%, 2%, 5% and 10% concentrations of MI. Most of the parameters studied (seed germi...
Pioneer plants are adapted to grow in unpredictable environments. These plants have evolved several traits related to seed morphology and germination to cope with this unpredictability. The main aim of this study was to investigate the effect of plant identity and maternal environment on seed mass and germination of Sinapis arvensis. This study was undertaken with S. arvensis plants grown in fo...
The maximum germination rate of Bacillus megaterium QM B1551 spores in glucose increased, and the lag before its attainment decreased, with increasing germination temperature. The activation energy for germination (mu = approximately 20 kcal/mole), based on rate or on lag, was consistent with an enzymatic mechanism.
deterioration of seed is one of the most important limiting or even hindering factors in its germination. an evaluation and understanding of the factors responsible for/ and enhancing seed deterioration is of paramount importance. the main aim of this study was to determine the effects of seed deterioration on its germination and as well on the activities of antioxidant enzymes in canola culitv...
In order to study of hydropriming and halopriming on germination and early growth stage of wheat (Triticum aestivum L.) an experiment was carried out in laboratory of the Department of AgroNomy and Plant breeding, Shahrood University of Technology. Seed treatments consisted of T1: control (untreated seeds), T2: soaking in distilled water for 18 h (hydropriming). T3: soaking in -1.2 MPa solution...
in order to investigate the germination characteristics and cardinal temperatures of biotype alhaji pseudalhagi, a laboratory experiment was conducted randomized completely design with four replications of 25 seeds. various constant temperatures 5, 8, 10, 15, 20, 25, 30, 35, 40, 45 and 50ºc were considered. the characteristics such as percentage of seed germination, rate of seed germination, th...
Background: Agroforestry might be a better strategy for sustainable land use and crop production. Allelopathic effect of Streblus asper Lour. (Moraceae) an agroforestry tree species was documented on chickpea (Cicer arietinum L.) seed germination seedling growth. Methods: The present study conducted to evaluate the allelopathic potentialities different concentrations (0.125%, 0.25%, 0.5%, 1.0%,...
تاثیر هیدروپرایمینگ بر ویژگیهای جوانهزنی و رشد گیاهچه گلرنگ (Carthamus tinctorius L.) تحت تنش خشکی
Priming is an effective method to improve seed viability that might be resulted to increase of seed germination percent and germination rate under stress conditions, such as drought stress. So, in this research the effect of seed priming on seed germination characteristics of safflower were evaluated under drought stress. A factorial experiment based on completely randomized design (CRD) with t...
Improving the physical quality of kayu kuku seedlings can be done by applying endophytic bacteria and ec-enzymes. The aims this study were to examine (1) effect inoculation on germination wood seeds, (2) application eco-enzymes growth seedlings. isolated from shoot Shorea balangeran plant with codes SBP 1, 2, 19. Bacterial was conducted seeds seedlings, while eco-enzyme only results research at...
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